Analysis
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max time kernel
114s -
max time network
120s -
platform
windows7_x64 -
resource
win7 -
submitted
13-07-2020 04:29
Static task
static1
Behavioral task
behavioral1
Sample
ADMIS - vendor reg. form & purchase order documents.exe
Resource
win7
Behavioral task
behavioral2
Sample
ADMIS - vendor reg. form & purchase order documents.exe
Resource
win10v200430
General
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Target
ADMIS - vendor reg. form & purchase order documents.exe
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Size
397KB
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MD5
323b65d961b4f61ae420e4d4d602f7ba
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SHA1
520dab5239e87b0b8704996dcfd66beea7f5ce2d
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SHA256
d12fda0c8cf02474c474c6cbeba40591ba336a7fdf8d3f164493e5f6200f77ca
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SHA512
28d3d1fadfd80244a3a17a0e2bbff33cccaedac032809d7a1b9841bbec31fdd7b38359a01d73758b05fdbefcf953ccbd84b3fb48ec288ccc1afedbb41eb60689
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.daiphatfood.com.vn - Port:
587 - Username:
[email protected] - Password:
jn&6kG~_w;;A
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 4 IoCs
resource yara_rule behavioral1/memory/1372-4-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral1/memory/1372-5-0x0000000000446BAE-mapping.dmp family_agenttesla behavioral1/memory/1372-6-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral1/memory/1372-7-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla -
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
description pid Process procid_target PID 1152 set thread context of 1372 1152 ADMIS - vendor reg. form & purchase order documents.exe 27 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1876 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 1152 ADMIS - vendor reg. form & purchase order documents.exe 1152 ADMIS - vendor reg. form & purchase order documents.exe 1372 ADMIS - vendor reg. form & purchase order documents.exe 1372 ADMIS - vendor reg. form & purchase order documents.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1152 ADMIS - vendor reg. form & purchase order documents.exe Token: SeDebugPrivilege 1372 ADMIS - vendor reg. form & purchase order documents.exe -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 1152 wrote to memory of 1876 1152 ADMIS - vendor reg. form & purchase order documents.exe 24 PID 1152 wrote to memory of 1876 1152 ADMIS - vendor reg. form & purchase order documents.exe 24 PID 1152 wrote to memory of 1876 1152 ADMIS - vendor reg. form & purchase order documents.exe 24 PID 1152 wrote to memory of 1876 1152 ADMIS - vendor reg. form & purchase order documents.exe 24 PID 1152 wrote to memory of 1912 1152 ADMIS - vendor reg. form & purchase order documents.exe 26 PID 1152 wrote to memory of 1912 1152 ADMIS - vendor reg. form & purchase order documents.exe 26 PID 1152 wrote to memory of 1912 1152 ADMIS - vendor reg. form & purchase order documents.exe 26 PID 1152 wrote to memory of 1912 1152 ADMIS - vendor reg. form & purchase order documents.exe 26 PID 1152 wrote to memory of 1372 1152 ADMIS - vendor reg. form & purchase order documents.exe 27 PID 1152 wrote to memory of 1372 1152 ADMIS - vendor reg. form & purchase order documents.exe 27 PID 1152 wrote to memory of 1372 1152 ADMIS - vendor reg. form & purchase order documents.exe 27 PID 1152 wrote to memory of 1372 1152 ADMIS - vendor reg. form & purchase order documents.exe 27 PID 1152 wrote to memory of 1372 1152 ADMIS - vendor reg. form & purchase order documents.exe 27 PID 1152 wrote to memory of 1372 1152 ADMIS - vendor reg. form & purchase order documents.exe 27 PID 1152 wrote to memory of 1372 1152 ADMIS - vendor reg. form & purchase order documents.exe 27 PID 1152 wrote to memory of 1372 1152 ADMIS - vendor reg. form & purchase order documents.exe 27 PID 1152 wrote to memory of 1372 1152 ADMIS - vendor reg. form & purchase order documents.exe 27
Processes
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C:\Users\Admin\AppData\Local\Temp\ADMIS - vendor reg. form & purchase order documents.exe"C:\Users\Admin\AppData\Local\Temp\ADMIS - vendor reg. form & purchase order documents.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1152 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\WJvErQGmsCj" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDB8F.tmp"2⤵
- Creates scheduled task(s)
PID:1876
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C:\Users\Admin\AppData\Local\Temp\ADMIS - vendor reg. form & purchase order documents.exe"{path}"2⤵PID:1912
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C:\Users\Admin\AppData\Local\Temp\ADMIS - vendor reg. form & purchase order documents.exe"{path}"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1372
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