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Windows
Analysis Report
alWUxZvrvU.exe
Overview
General Information
Sample name: | alWUxZvrvU.exerenamed because original name is a hash value |
Original sample name: | df0c29738d26225d66d84b875da95446c3a523c4ee1541714594f72991902868.exe |
Analysis ID: | 1530769 |
MD5: | 68e26fff2e508bfecf7fcc9a2c0c8805 |
SHA1: | eb769b51f5e141e8a13181e2894fec0eacf84dee |
SHA256: | df0c29738d26225d66d84b875da95446c3a523c4ee1541714594f72991902868 |
Tags: | exeuser-adrian__luca |
Infos: | |
Detection
FormBook
Score: | 100 |
Range: | 0 - 100 |
Whitelisted: | false |
Confidence: | 100% |
Signatures
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Suricata IDS alerts for network traffic
Yara detected FormBook
AI detected suspicious sample
Found direct / indirect Syscall (likely to bypass EDR)
Machine Learning detection for sample
Maps a DLL or memory area into another process
Modifies the context of a thread in another process (thread injection)
Queues an APC in another process (thread injection)
Switches to a custom stack to bypass stack traces
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Checks if the current process is being debugged
Contains functionality for execution timing, often used to detect debuggers
Contains functionality to access loader functionality (e.g. LdrGetProcedureAddress)
Contains functionality to call native functions
Contains functionality to read the PEB
Creates a process in suspended mode (likely to inject code)
Detected potential crypto function
Found a high number of Window / User specific system calls (may be a loop to detect user behavior)
Found inlined nop instructions (likely shell or obfuscated code)
Found large amount of non-executed APIs
Found potential string decryption / allocating functions
IP address seen in connection with other malware
Internet Provider seen in connection with other malware
May sleep (evasive loops) to hinder dynamic analysis
PE file does not import any functions
Sample execution stops while process was sleeping (likely an evasion)
Sample file is different than original file name gathered from version info
Uses 32bit PE files
Uses code obfuscation techniques (call, push, ret)
Yara signature match
Classification
- System is w10x64
- alWUxZvrvU.exe (PID: 7284 cmdline:
"C:\Users\ user\Deskt op\alWUxZv rvU.exe" MD5: 68E26FFF2E508BFECF7FCC9A2C0C8805) - ZVRmRlsEcS.exe (PID: 5596 cmdline:
"C:\Progra m Files (x 86)\xChHxP oVqnhsDLCa QMJvTOFUCO isYFTycCwy nlrmhToihK SHpANCjLTr AwJ\ZVRmRl sEcS.exe" MD5: 32B8AD6ECA9094891E792631BAEA9717) - MRINFO.EXE (PID: 7504 cmdline:
"C:\Window s\SysWOW64 \MRINFO.EX E" MD5: F664A3E4625D86FC6B389AFF416CF67F) - ZVRmRlsEcS.exe (PID: 2128 cmdline:
"C:\Progra m Files (x 86)\xChHxP oVqnhsDLCa QMJvTOFUCO isYFTycCwy nlrmhToihK SHpANCjLTr AwJ\ZVRmRl sEcS.exe" MD5: 32B8AD6ECA9094891E792631BAEA9717) - firefox.exe (PID: 7764 cmdline:
"C:\Progra m Files\Mo zilla Fire fox\Firefo x.exe" MD5: C86B1BE9ED6496FE0E0CBE73F81D8045)
- cleanup
⊘No configs have been found
Source | Rule | Description | Author | Strings |
---|---|---|---|---|
JoeSecurity_FormBook_1 | Yara detected FormBook | Joe Security | ||
Windows_Trojan_Formbook_1112e116 | unknown | unknown |
| |
JoeSecurity_FormBook_1 | Yara detected FormBook | Joe Security | ||
Windows_Trojan_Formbook_1112e116 | unknown | unknown |
| |
JoeSecurity_FormBook_1 | Yara detected FormBook | Joe Security | ||
Click to see the 9 entries |
Source | Rule | Description | Author | Strings |
---|---|---|---|---|
JoeSecurity_FormBook_1 | Yara detected FormBook | Joe Security | ||
Windows_Trojan_Formbook_1112e116 | unknown | unknown |
|
⊘No Sigma rule has matched
Timestamp | SID | Severity | Classtype | Source IP | Source Port | Destination IP | Destination Port | Protocol |
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2024-10-10T14:12:00.638859+0200 | 2855465 | 1 | A Network Trojan was detected | 192.168.2.4 | 50038 | 85.159.66.93 | 80 | TCP |
2024-10-10T14:12:34.680981+0200 | 2855465 | 1 | A Network Trojan was detected | 192.168.2.4 | 49736 | 194.58.112.174 | 80 | TCP |
2024-10-10T14:12:58.299649+0200 | 2855465 | 1 | A Network Trojan was detected | 192.168.2.4 | 49752 | 62.149.128.40 | 80 | TCP |
2024-10-10T14:13:32.737427+0200 | 2855465 | 1 | A Network Trojan was detected | 192.168.2.4 | 49838 | 185.99.134.9 | 80 | TCP |
2024-10-10T14:13:46.297111+0200 | 2855465 | 1 | A Network Trojan was detected | 192.168.2.4 | 50014 | 217.76.128.34 | 80 | TCP |
2024-10-10T14:13:59.930447+0200 | 2855465 | 1 | A Network Trojan was detected | 192.168.2.4 | 50018 | 209.146.101.85 | 80 | TCP |
2024-10-10T14:14:13.291618+0200 | 2855465 | 1 | A Network Trojan was detected | 192.168.2.4 | 50022 | 188.114.97.3 | 80 | TCP |
2024-10-10T14:14:27.413214+0200 | 2855465 | 1 | A Network Trojan was detected | 192.168.2.4 | 50026 | 203.161.46.201 | 80 | TCP |
2024-10-10T14:14:40.818749+0200 | 2855465 | 1 | A Network Trojan was detected | 192.168.2.4 | 50030 | 161.97.168.245 | 80 | TCP |
2024-10-10T14:14:56.175137+0200 | 2855465 | 1 | A Network Trojan was detected | 192.168.2.4 | 50034 | 103.42.108.46 | 80 | TCP |
Timestamp | SID | Severity | Classtype | Source IP | Source Port | Destination IP | Destination Port | Protocol |
---|---|---|---|---|---|---|---|---|
2024-10-10T14:12:50.500588+0200 | 2855464 | 1 | A Network Trojan was detected | 192.168.2.4 | 49737 | 62.149.128.40 | 80 | TCP |
2024-10-10T14:12:53.049440+0200 | 2855464 | 1 | A Network Trojan was detected | 192.168.2.4 | 49738 | 62.149.128.40 | 80 | TCP |
2024-10-10T14:12:55.759636+0200 | 2855464 | 1 | A Network Trojan was detected | 192.168.2.4 | 49740 | 62.149.128.40 | 80 | TCP |
2024-10-10T14:13:05.231127+0200 | 2855464 | 1 | A Network Trojan was detected | 192.168.2.4 | 49793 | 185.99.134.9 | 80 | TCP |
2024-10-10T14:13:07.777703+0200 | 2855464 | 1 | A Network Trojan was detected | 192.168.2.4 | 49806 | 185.99.134.9 | 80 | TCP |
2024-10-10T14:13:10.352393+0200 | 2855464 | 1 | A Network Trojan was detected | 192.168.2.4 | 49822 | 185.99.134.9 | 80 | TCP |
2024-10-10T14:13:38.587284+0200 | 2855464 | 1 | A Network Trojan was detected | 192.168.2.4 | 49994 | 217.76.128.34 | 80 | TCP |
2024-10-10T14:13:41.128834+0200 | 2855464 | 1 | A Network Trojan was detected | 192.168.2.4 | 50010 | 217.76.128.34 | 80 | TCP |
2024-10-10T14:13:43.786802+0200 | 2855464 | 1 | A Network Trojan was detected | 192.168.2.4 | 50013 | 217.76.128.34 | 80 | TCP |
2024-10-10T14:13:52.274155+0200 | 2855464 | 1 | A Network Trojan was detected | 192.168.2.4 | 50015 | 209.146.101.85 | 80 | TCP |
2024-10-10T14:13:54.868096+0200 | 2855464 | 1 | A Network Trojan was detected | 192.168.2.4 | 50016 | 209.146.101.85 | 80 | TCP |
2024-10-10T14:13:57.393572+0200 | 2855464 | 1 | A Network Trojan was detected | 192.168.2.4 | 50017 | 209.146.101.85 | 80 | TCP |
2024-10-10T14:14:05.613031+0200 | 2855464 | 1 | A Network Trojan was detected | 192.168.2.4 | 50019 | 188.114.97.3 | 80 | TCP |
2024-10-10T14:14:08.131956+0200 | 2855464 | 1 | A Network Trojan was detected | 192.168.2.4 | 50020 | 188.114.97.3 | 80 | TCP |
2024-10-10T14:14:10.668388+0200 | 2855464 | 1 | A Network Trojan was detected | 192.168.2.4 | 50021 | 188.114.97.3 | 80 | TCP |
2024-10-10T14:14:19.711211+0200 | 2855464 | 1 | A Network Trojan was detected | 192.168.2.4 | 50023 | 203.161.46.201 | 80 | TCP |
2024-10-10T14:14:22.151816+0200 | 2855464 | 1 | A Network Trojan was detected | 192.168.2.4 | 50024 | 203.161.46.201 | 80 | TCP |
2024-10-10T14:14:24.821000+0200 | 2855464 | 1 | A Network Trojan was detected | 192.168.2.4 | 50025 | 203.161.46.201 | 80 | TCP |
2024-10-10T14:14:33.177935+0200 | 2855464 | 1 | A Network Trojan was detected | 192.168.2.4 | 50027 | 161.97.168.245 | 80 | TCP |
2024-10-10T14:14:35.716535+0200 | 2855464 | 1 | A Network Trojan was detected | 192.168.2.4 | 50028 | 161.97.168.245 | 80 | TCP |
2024-10-10T14:14:38.262215+0200 | 2855464 | 1 | A Network Trojan was detected | 192.168.2.4 | 50029 | 161.97.168.245 | 80 | TCP |
2024-10-10T14:14:47.611176+0200 | 2855464 | 1 | A Network Trojan was detected | 192.168.2.4 | 50031 | 103.42.108.46 | 80 | TCP |
2024-10-10T14:14:50.084187+0200 | 2855464 | 1 | A Network Trojan was detected | 192.168.2.4 | 50032 | 103.42.108.46 | 80 | TCP |
2024-10-10T14:14:52.651104+0200 | 2855464 | 1 | A Network Trojan was detected | 192.168.2.4 | 50033 | 103.42.108.46 | 80 | TCP |
2024-10-10T14:15:11.074635+0200 | 2855464 | 1 | A Network Trojan was detected | 192.168.2.4 | 50035 | 85.159.66.93 | 80 | TCP |
2024-10-10T14:15:13.712024+0200 | 2855464 | 1 | A Network Trojan was detected | 192.168.2.4 | 50036 | 85.159.66.93 | 80 | TCP |
2024-10-10T14:15:16.258993+0200 | 2855464 | 1 | A Network Trojan was detected | 192.168.2.4 | 50037 | 85.159.66.93 | 80 | TCP |
Timestamp | SID | Severity | Classtype | Source IP | Source Port | Destination IP | Destination Port | Protocol |
---|---|---|---|---|---|---|---|---|
2024-10-10T14:12:53.049440+0200 | 2856318 | 1 | A Network Trojan was detected | 192.168.2.4 | 49738 | 62.149.128.40 | 80 | TCP |
Click to jump to signature section
Show All Signature Results
AV Detection |
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Source: | Code function: | 3_2_0299C450 |
Source: | Code function: | 3_2_02989AC0 | |
Source: | Code function: | 3_2_0298DF8F | |
Source: | Code function: | 3_2_031C04DE |
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