Analysis
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max time kernel
149s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
26-03-2024 10:54
Static task
static1
Behavioral task
behavioral1
Sample
3.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
3.exe
Resource
win10v2004-20240226-en
General
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Target
3.exe
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Size
615KB
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MD5
9dc0d0adc6b1e95b3ba91fc4c28a9c8d
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SHA1
ccaf7a99a6d9410c5a24c0f1d08b4097397260af
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SHA256
5fd7aaecea93b94823aa67414bf4314bd1f19c8e8ca44ea569210bffbc623f55
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SHA512
e789069810edcf65511e8e9e1622b2752d419761ba1be9c37cd8fef2941aa8f17906910f9339112a2929ba44227a3673181a6c5170872b73acaec0bdd0859462
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SSDEEP
12288:AjNa5WCtH1iKIR78Ex+DKv4gFlJW1izZLbxQS+VqPWhOCsqgkc:IHsit82+mwAlJjZLtJ6yWhYR
Malware Config
Extracted
Protocol: smtp- Host:
mail.ipr-co.org - Port:
587 - Username:
[email protected] - Password:
IPRco@100102@
Extracted
agenttesla
Protocol: smtp- Host:
mail.ipr-co.org - Port:
587 - Username:
[email protected] - Password:
IPRco@100102@ - Email To:
[email protected]
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Suspicious use of SetThreadContext 1 IoCs
Processes:
3.exedescription pid process target process PID 1628 set thread context of 1532 1628 3.exe 3.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
3.exepid process 1532 3.exe 1532 3.exe 1532 3.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
3.exedescription pid process Token: SeDebugPrivilege 1532 3.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
3.exedescription pid process target process PID 1628 wrote to memory of 1532 1628 3.exe 3.exe PID 1628 wrote to memory of 1532 1628 3.exe 3.exe PID 1628 wrote to memory of 1532 1628 3.exe 3.exe PID 1628 wrote to memory of 1532 1628 3.exe 3.exe PID 1628 wrote to memory of 1532 1628 3.exe 3.exe PID 1628 wrote to memory of 1532 1628 3.exe 3.exe PID 1628 wrote to memory of 1532 1628 3.exe 3.exe PID 1628 wrote to memory of 1532 1628 3.exe 3.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\3.exe"C:\Users\Admin\AppData\Local\Temp\3.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\3.exe"C:\Users\Admin\AppData\Local\Temp\3.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\3.exe.logFilesize
1KB
MD58ec831f3e3a3f77e4a7b9cd32b48384c
SHA1d83f09fd87c5bd86e045873c231c14836e76a05c
SHA2567667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA51226bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3
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memory/1532-10-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/1532-19-0x0000000005950000-0x0000000005960000-memory.dmpFilesize
64KB
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memory/1532-18-0x0000000074780000-0x0000000074F30000-memory.dmpFilesize
7.7MB
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memory/1532-17-0x00000000065A0000-0x00000000065F0000-memory.dmpFilesize
320KB
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memory/1532-16-0x00000000058D0000-0x0000000005936000-memory.dmpFilesize
408KB
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memory/1532-15-0x0000000005950000-0x0000000005960000-memory.dmpFilesize
64KB
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memory/1532-13-0x0000000074780000-0x0000000074F30000-memory.dmpFilesize
7.7MB
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memory/1628-8-0x0000000005B30000-0x0000000005BB2000-memory.dmpFilesize
520KB
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memory/1628-9-0x0000000008100000-0x000000000819C000-memory.dmpFilesize
624KB
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memory/1628-0-0x0000000000390000-0x0000000000430000-memory.dmpFilesize
640KB
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memory/1628-7-0x0000000005080000-0x000000000508C000-memory.dmpFilesize
48KB
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memory/1628-14-0x0000000074780000-0x0000000074F30000-memory.dmpFilesize
7.7MB
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memory/1628-6-0x0000000004E10000-0x0000000004E22000-memory.dmpFilesize
72KB
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memory/1628-5-0x0000000004ED0000-0x0000000004EDA000-memory.dmpFilesize
40KB
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memory/1628-4-0x0000000004F80000-0x0000000004F90000-memory.dmpFilesize
64KB
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memory/1628-3-0x0000000004E30000-0x0000000004EC2000-memory.dmpFilesize
584KB
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memory/1628-2-0x00000000053E0000-0x0000000005984000-memory.dmpFilesize
5.6MB
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memory/1628-1-0x0000000074780000-0x0000000074F30000-memory.dmpFilesize
7.7MB