Windows
Analysis Report
KPT_BMU_Bootload_V1.01.exe
Overview
General Information
Detection
Score: | 2 |
Range: | 0 - 100 |
Whitelisted: | false |
Confidence: | 80% |
Signatures
Classification
- System is w10x64
- KPT_BMU_Bootload_V1.01.exe (PID: 6972 cmdline:
"C:\Users\ user\Deskt op\KPT_BMU _Bootload_ V1.01.exe" MD5: 1477BB218C89871C0B1BA576A5ECED54)
- cleanup
Click to jump to signature section
There are no malicious signatures, click here to show all signatures.
Source: | Static PE information: |
Source: | Binary or memory string: | ||
Source: | Binary or memory string: |
Source: | Static PE information: |
Source: | Classification label: |
Source: | Static PE information: |
Source: | Key opened: | Jump to behavior |
Source: | Section loaded: | Jump to behavior | ||
Source: | Section loaded: | Jump to behavior | ||
Source: | Section loaded: | Jump to behavior | ||
Source: | Section loaded: | Jump to behavior |
Source: | Code function: | 0_2_004018C0 |
Source: | Thread injection, dropped files, key value created, disk infection and DNS query: |
Source: | Thread injection, dropped files, key value created, disk infection and DNS query: |
Reconnaissance | Resource Development | Initial Access | Execution | Persistence | Privilege Escalation | Defense Evasion | Credential Access | Discovery | Lateral Movement | Collection | Command and Control | Exfiltration | Impact |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Gather Victim Identity Information | Acquire Infrastructure | Valid Accounts | Windows Management Instrumentation | 1 DLL Side-Loading | 1 DLL Side-Loading | 1 DLL Side-Loading | OS Credential Dumping | 1 Application Window Discovery | Remote Services | Data from Local System | Data Obfuscation | Exfiltration Over Other Network Medium | Abuse Accessibility Features |
Credentials | Domains | Default Accounts | Scheduled Task/Job | Boot or Logon Initialization Scripts | Boot or Logon Initialization Scripts | Rootkit | LSASS Memory | 1 System Information Discovery | Remote Desktop Protocol | Data from Removable Media | Junk Data | Exfiltration Over Bluetooth | Network Denial of Service |
This section contains all screenshots as thumbnails, including those not shown in the slideshow.
Joe Sandbox version: | 40.0.0 Tourmaline |
Analysis ID: | 1500507 |
Start date and time: | 2024-08-28 15:30:51 +02:00 |
Joe Sandbox product: | CloudBasic |
Overall analysis duration: | 0h 3m 32s |
Hypervisor based Inspection enabled: | false |
Report type: | full |
Cookbook file name: | default.jbs |
Analysis system description: | Windows 10 x64 22H2 with Office Professional Plus 2019, Chrome 117, Firefox 118, Adobe Reader DC 23, Java 8 Update 381, 7zip 23.01 |
Number of analysed new started processes analysed: | 4 |
Number of new started drivers analysed: | 0 |
Number of existing processes analysed: | 0 |
Number of existing drivers analysed: | 0 |
Number of injected processes analysed: | 0 |
Technologies: |
|
Analysis Mode: | default |
Analysis stop reason: | Timeout |
Sample name: | KPT_BMU_Bootload_V1.01.exe |
Detection: | CLEAN |
Classification: | clean2.winEXE@1/0@0/0 |
EGA Information: | Failed |
HCA Information: |
|
Cookbook Comments: |
|
- Exclude process from analysis (whitelisted): dllhost.exe, WMIADAP.exe, SIHClient.exe
- Excluded domains from analysis (whitelisted): ocsp.digicert.com, slscr.update.microsoft.com, ctldl.windowsupdate.com, fe3cr.delivery.mp.microsoft.com
- Execution Graph export aborted for target KPT_BMU_Bootload_V1.01.exe, PID 6972 because there are no executed function
- VT rate limit hit for: KPT_BMU_Bootload_V1.01.exe
File type: | |
Entropy (8bit): | 3.7825795605127843 |
TrID: |
|
File name: | KPT_BMU_Bootload_V1.01.exe |
File size: | 40'960 bytes |
MD5: | 1477bb218c89871c0b1ba576a5eced54 |
SHA1: | 0ef041f120df82af4a532804f5b5a106bf87960c |
SHA256: | 9f63e34ce432dd1b0c3e00d54650f6f8dfb2b885be8c5c68f57eb0adda66c944 |
SHA512: | 217982d640943a150288435d96c37d297d7ac0a20c2bcf025d1ffa7caa67b8bf7ab54c6376c88caded395be41be0f0a77bfc3f1b9672bcef85a8a496d0c708d3 |
SSDEEP: | 384:b71Ea3nq6Ar7LRfAhkAlNLN3nZGdibQVh++QoRjZ1fRbr/23gVf2meJjS:b7yqqTs/3RQVh9lJfNKqf2meJm |
TLSH: | FD0318878BB54951C20DDAB278AB1BBFC13A4E954F244A974BD8FD2EA0737516C3130E |
File Content Preview: | MZ......................@...............................................!..L.!This program cannot be run in DOS mode....$.......uJA.1+/.1+/.1+/..4+.3+/.S4<.7+/..7!.0+/.^4%.:+/.^4+.3+/...$.2+/...+.2+/.1+...+/..4$.2+/..-).0+/.Rich1+/........................ |
Icon Hash: | 5454446462420040 |
Entrypoint: | 0x403ce0 |
Entrypoint Section: | .text |
Digitally signed: | false |
Imagebase: | 0x400000 |
Subsystem: | windows gui |
Image File Characteristics: | RELOCS_STRIPPED, EXECUTABLE_IMAGE, LINE_NUMS_STRIPPED, LOCAL_SYMS_STRIPPED, 32BIT_MACHINE |
DLL Characteristics: | |
Time Stamp: | 0x597C44BD [Sat Jul 29 08:18:05 2017 UTC] |
TLS Callbacks: | |
CLR (.Net) Version: | |
OS Version Major: | 4 |
OS Version Minor: | 0 |
File Version Major: | 4 |
File Version Minor: | 0 |
Subsystem Version Major: | 4 |
Subsystem Version Minor: | 0 |
Import Hash: | e703b5f5ca7feef61b8d893f4467d54c |
Instruction |
---|
push ebp |
mov ebp, esp |
push FFFFFFFFh |
push 004058C0h |
push 00403E66h |
mov eax, dword ptr fs:[00000000h] |
push eax |
mov dword ptr fs:[00000000h], esp |
sub esp, 68h |
push ebx |
push esi |
push edi |
mov dword ptr [ebp-18h], esp |
xor ebx, ebx |
mov dword ptr [ebp-04h], ebx |
push 00000002h |
call dword ptr [00405244h] |
pop ecx |
or dword ptr [00407594h], FFFFFFFFh |
or dword ptr [00407598h], FFFFFFFFh |
call dword ptr [00405240h] |
mov ecx, dword ptr [00407588h] |
mov dword ptr [eax], ecx |
call dword ptr [0040523Ch] |
mov ecx, dword ptr [00407584h] |
mov dword ptr [eax], ecx |
mov eax, dword ptr [00405278h] |
mov eax, dword ptr [eax] |
mov dword ptr [00407590h], eax |
call 00007F6BF0BDB15Bh |
cmp dword ptr [00407490h], ebx |
jne 00007F6BF0BDB04Eh |
push 00403E62h |
call dword ptr [00405250h] |
pop ecx |
call 00007F6BF0BDB12Dh |
push 00407014h |
push 00407010h |
call 00007F6BF0BDB118h |
mov eax, dword ptr [00407580h] |
mov dword ptr [ebp-6Ch], eax |
lea eax, dword ptr [ebp-6Ch] |
push eax |
push dword ptr [0040757Ch] |
lea eax, dword ptr [ebp-64h] |
push eax |
lea eax, dword ptr [ebp-70h] |
push eax |
lea eax, dword ptr [ebp-60h] |
push eax |
call dword ptr [00405258h] |
push 0040700Ch |
push 00407000h |
call 00007F6BF0BDB0E5h |
Programming Language: |
|
Name | Virtual Address | Virtual Size | Is in Section |
---|---|---|---|
IMAGE_DIRECTORY_ENTRY_EXPORT | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_IMPORT | 0x5cd0 | 0x8c | .rdata |
IMAGE_DIRECTORY_ENTRY_RESOURCE | 0x8000 | 0x1260 | .rsrc |
IMAGE_DIRECTORY_ENTRY_EXCEPTION | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_SECURITY | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_BASERELOC | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_DEBUG | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_COPYRIGHT | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_GLOBALPTR | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_TLS | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_LOAD_CONFIG | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_BOUND_IMPORT | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_IAT | 0x5000 | 0x2c0 | .rdata |
IMAGE_DIRECTORY_ENTRY_DELAY_IMPORT | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_COM_DESCRIPTOR | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_RESERVED | 0x0 | 0x0 |
Name | Virtual Address | Virtual Size | Raw Size | MD5 | Xored PE | ZLIB Complexity | File Type | Entropy | Characteristics |
---|---|---|---|---|---|---|---|---|---|
.text | 0x1000 | 0x3352 | 0x4000 | d8dd445ed7866875d0c4aa11b5f64d5c | False | 0.4180908203125 | data | 5.162929895247152 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ |
.rdata | 0x5000 | 0x12b2 | 0x2000 | d436c82291480edb0264f5cc50545c8a | False | 0.21240234375 | data | 3.209678920652016 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ |
.data | 0x7000 | 0x59c | 0x1000 | 90460bc0dbd2e5ac95c1566dcb668c68 | False | 0.118408203125 | data | 2.0951216100960077 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE |
.rsrc | 0x8000 | 0x1260 | 0x2000 | 9597dfd05a1e33a99330e251dbfdd09b | False | 0.1717529296875 | data | 2.1679997287950856 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ |
Name | RVA | Size | Type | Language | Country | ZLIB Complexity |
---|---|---|---|---|---|---|
RT_ICON | 0x8250 | 0x2e8 | Device independent bitmap graphic, 32 x 64 x 4, image size 640 | Chinese | China | 0.21370967741935484 |
RT_ICON | 0x8550 | 0x2e8 | Device independent bitmap graphic, 32 x 64 x 4, image size 640 | Chinese | China | 0.20698924731182797 |
RT_DIALOG | 0x8850 | 0xfa | data | Chinese | China | 0.688 |
RT_DIALOG | 0x8950 | 0x3e4 | data | Chinese | China | 0.4467871485943775 |
RT_STRING | 0x9210 | 0x4c | data | Chinese | China | 0.6973684210526315 |
RT_GROUP_ICON | 0x8538 | 0x14 | data | Chinese | China | 1.2 |
RT_GROUP_ICON | 0x8838 | 0x14 | data | Chinese | China | 1.25 |
RT_VERSION | 0x8d38 | 0x30c | data | Chinese | China | 0.4807692307692308 |
None | 0x9048 | 0x1c2 | data | Chinese | China | 0.4066666666666667 |
DLL | Import |
---|---|
MFC42.DLL | |
MSVCRT.dll | __p__commode, __p__fmode, __set_app_type, _except_handler3, _controlfp, __setusermatherr, _initterm, __getmainargs, _acmdln, _setmbcp, __CxxFrameHandler, strtol, _mbscmp, __dllonexit, _onexit, _adjust_fdiv, _exit, _XcptFilter, exit |
KERNEL32.dll | GetStartupInfoA, Sleep, GetModuleHandleA |
USER32.dll | DrawIcon, LoadIconA, GetClientRect, EnableWindow, IsIconic, GetSystemMetrics, GetSystemMenu, AppendMenuA, SendMessageA |
WINMM.dll | timeSetEvent, timeKillEvent |
ControlCAN.dll | VCI_StartCAN, VCI_Transmit, VCI_CloseDevice, VCI_ReadErrInfo, VCI_Receive, VCI_InitCAN, VCI_OpenDevice |
Language of compilation system | Country where language is spoken | Map |
---|---|---|
Chinese | China |
Target ID: | 0 |
Start time: | 09:31:39 |
Start date: | 28/08/2024 |
Path: | C:\Users\user\Desktop\KPT_BMU_Bootload_V1.01.exe |
Wow64 process (32bit): | true |
Commandline: | |
Imagebase: | 0x400000 |
File size: | 40'960 bytes |
MD5 hash: | 1477BB218C89871C0B1BA576A5ECED54 |
Has elevated privileges: | true |
Has administrator privileges: | true |
Programmed in: | C, C++ or other language |
Reputation: | low |
Has exited: | false |
Function 004018C0 Relevance: 13.6, APIs: 9, Instructions: 71windowCOMMON
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Function 004033D0 Relevance: 58.0, APIs: 23, Strings: 10, Instructions: 278sleepCOMMON
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Function 00402300 Relevance: 52.7, APIs: 25, Strings: 5, Instructions: 161sleepCOMMON
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Function 00401450 Relevance: 40.4, APIs: 22, Strings: 1, Instructions: 107windowCOMMON
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Function 004010B0 Relevance: 30.1, APIs: 20, Instructions: 78COMMON
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Function 00401280 Relevance: 25.6, APIs: 17, Instructions: 65COMMON
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Function 00402740 Relevance: 22.9, APIs: 11, Strings: 2, Instructions: 106sleepCOMMON
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Function 00403850 Relevance: 21.0, APIs: 9, Strings: 3, Instructions: 50sleepCOMMON
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Function 00403CE0 Relevance: 16.6, APIs: 11, Instructions: 111COMMON
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Function 00401650 Relevance: 16.6, APIs: 11, Instructions: 62COMMON
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Function 00401A30 Relevance: 14.1, APIs: 7, Strings: 1, Instructions: 71windowCOMMON
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Function 00401990 Relevance: 10.5, APIs: 7, Instructions: 47windowCOMMON
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Function 00401E10 Relevance: 6.1, APIs: 4, Instructions: 59windowCOMMON
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