Analysis
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max time kernel
149s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20240412-en -
resource tags
arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system -
submitted
17-04-2024 12:56
Static task
static1
Behavioral task
behavioral1
Sample
746d8f96f8153a4e45bb998ec885c82ffa1b4aaa18eb1381db2a2ed851e876cc.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
746d8f96f8153a4e45bb998ec885c82ffa1b4aaa18eb1381db2a2ed851e876cc.exe
Resource
win10v2004-20240412-en
General
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Target
746d8f96f8153a4e45bb998ec885c82ffa1b4aaa18eb1381db2a2ed851e876cc.exe
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Size
520KB
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MD5
42975e59f70448efb621c1f9c4bca01b
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SHA1
acd00215d93e8e81d32e10d0a88127da4133c1da
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SHA256
746d8f96f8153a4e45bb998ec885c82ffa1b4aaa18eb1381db2a2ed851e876cc
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SHA512
312ef962115a65a13459702995c6b71363238658a4fe2bbf1075bc5333aff03eafdae83999a6789cff9ee1c3a0bcdcea1c37ad18629a60eef2ce21587440afcc
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SSDEEP
6144:uuaqLk33bS/QTjhUqBfxrwEnuNcSsm7IoYGW0VvBXCAt6kihwE+VDpJYWmlwnx9v:y33QtqB5urTIoYWBQk1E+VF9mOx9Vi
Malware Config
Extracted
Protocol: ftp- Host:
ftp.lucd.ru - Port:
21 - Username:
[email protected] - Password:
doll@@2020
Signatures
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NirSoft MailPassView 4 IoCs
Password recovery tool for various email clients
resource yara_rule behavioral2/memory/3000-8-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral2/memory/3000-10-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral2/memory/3000-11-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral2/memory/3000-13-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 4 IoCs
Password recovery tool for various web browsers
resource yara_rule behavioral2/memory/700-14-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral2/memory/700-16-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral2/memory/700-17-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral2/memory/700-24-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView -
Nirsoft 8 IoCs
resource yara_rule behavioral2/memory/3000-8-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/3000-10-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/3000-11-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/3000-13-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/700-14-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral2/memory/700-16-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral2/memory/700-17-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral2/memory/700-24-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft -
Uses the VBS compiler for execution 1 TTPs
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Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4084619521-2220719027-1909462854-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts vbc.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4084619521-2220719027-1909462854-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\WindowsUpdate.exe" 746d8f96f8153a4e45bb998ec885c82ffa1b4aaa18eb1381db2a2ed851e876cc.exe -
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 12 whatismyipaddress.com 9 whatismyipaddress.com -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 508 set thread context of 3000 508 746d8f96f8153a4e45bb998ec885c82ffa1b4aaa18eb1381db2a2ed851e876cc.exe 92 PID 508 set thread context of 700 508 746d8f96f8153a4e45bb998ec885c82ffa1b4aaa18eb1381db2a2ed851e876cc.exe 93 -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 700 vbc.exe 700 vbc.exe 508 746d8f96f8153a4e45bb998ec885c82ffa1b4aaa18eb1381db2a2ed851e876cc.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 508 746d8f96f8153a4e45bb998ec885c82ffa1b4aaa18eb1381db2a2ed851e876cc.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 508 746d8f96f8153a4e45bb998ec885c82ffa1b4aaa18eb1381db2a2ed851e876cc.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 508 wrote to memory of 3000 508 746d8f96f8153a4e45bb998ec885c82ffa1b4aaa18eb1381db2a2ed851e876cc.exe 92 PID 508 wrote to memory of 3000 508 746d8f96f8153a4e45bb998ec885c82ffa1b4aaa18eb1381db2a2ed851e876cc.exe 92 PID 508 wrote to memory of 3000 508 746d8f96f8153a4e45bb998ec885c82ffa1b4aaa18eb1381db2a2ed851e876cc.exe 92 PID 508 wrote to memory of 3000 508 746d8f96f8153a4e45bb998ec885c82ffa1b4aaa18eb1381db2a2ed851e876cc.exe 92 PID 508 wrote to memory of 3000 508 746d8f96f8153a4e45bb998ec885c82ffa1b4aaa18eb1381db2a2ed851e876cc.exe 92 PID 508 wrote to memory of 3000 508 746d8f96f8153a4e45bb998ec885c82ffa1b4aaa18eb1381db2a2ed851e876cc.exe 92 PID 508 wrote to memory of 3000 508 746d8f96f8153a4e45bb998ec885c82ffa1b4aaa18eb1381db2a2ed851e876cc.exe 92 PID 508 wrote to memory of 3000 508 746d8f96f8153a4e45bb998ec885c82ffa1b4aaa18eb1381db2a2ed851e876cc.exe 92 PID 508 wrote to memory of 3000 508 746d8f96f8153a4e45bb998ec885c82ffa1b4aaa18eb1381db2a2ed851e876cc.exe 92 PID 508 wrote to memory of 700 508 746d8f96f8153a4e45bb998ec885c82ffa1b4aaa18eb1381db2a2ed851e876cc.exe 93 PID 508 wrote to memory of 700 508 746d8f96f8153a4e45bb998ec885c82ffa1b4aaa18eb1381db2a2ed851e876cc.exe 93 PID 508 wrote to memory of 700 508 746d8f96f8153a4e45bb998ec885c82ffa1b4aaa18eb1381db2a2ed851e876cc.exe 93 PID 508 wrote to memory of 700 508 746d8f96f8153a4e45bb998ec885c82ffa1b4aaa18eb1381db2a2ed851e876cc.exe 93 PID 508 wrote to memory of 700 508 746d8f96f8153a4e45bb998ec885c82ffa1b4aaa18eb1381db2a2ed851e876cc.exe 93 PID 508 wrote to memory of 700 508 746d8f96f8153a4e45bb998ec885c82ffa1b4aaa18eb1381db2a2ed851e876cc.exe 93 PID 508 wrote to memory of 700 508 746d8f96f8153a4e45bb998ec885c82ffa1b4aaa18eb1381db2a2ed851e876cc.exe 93 PID 508 wrote to memory of 700 508 746d8f96f8153a4e45bb998ec885c82ffa1b4aaa18eb1381db2a2ed851e876cc.exe 93 PID 508 wrote to memory of 700 508 746d8f96f8153a4e45bb998ec885c82ffa1b4aaa18eb1381db2a2ed851e876cc.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\746d8f96f8153a4e45bb998ec885c82ffa1b4aaa18eb1381db2a2ed851e876cc.exe"C:\Users\Admin\AppData\Local\Temp\746d8f96f8153a4e45bb998ec885c82ffa1b4aaa18eb1381db2a2ed851e876cc.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:508 -
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exeC:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"2⤵
- Accesses Microsoft Outlook accounts
PID:3000
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exeC:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holderwb.txt"2⤵
- Suspicious behavior: EnumeratesProcesses
PID:700
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
3KB
MD5f94dc819ca773f1e3cb27abbc9e7fa27
SHA19a7700efadc5ea09ab288544ef1e3cd876255086
SHA256a3377ade83786c2bdff5db19ff4dbfd796da4312402b5e77c4c63e38cc6eff92
SHA51272a2c10d7a53a7f9a319dab66d77ed65639e9aa885b551e0055fc7eaf6ef33bbf109205b42ae11555a0f292563914bc6edb63b310c6f9bda9564095f77ab9196