Analysis
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max time kernel
92s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20231130-en -
resource tags
arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system -
submitted
06-12-2023 14:21
Static task
static1
Behavioral task
behavioral1
Sample
SHIPPING DOCUMENTS#202993.exe
Resource
win7-20231201-en
Behavioral task
behavioral2
Sample
SHIPPING DOCUMENTS#202993.exe
Resource
win10v2004-20231130-en
General
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Target
SHIPPING DOCUMENTS#202993.exe
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Size
683KB
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MD5
6adb7b71640a2f11f8144693e2b15d41
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SHA1
38c3551a6b02c88e793f37b29a522071100bced6
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SHA256
b5cd63c5fec95f16d9c11ca726e0bad76d52eb122a6458b3940d5dd94d3a7dfb
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SHA512
d5a6bca0366b1aed4c03f70defc319e70932c18d9ca89183f08479aa8d306532a50f3e06a08fe4182ae0e86e2980b5971940dca75a5a397f48da5e26d4664c30
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SSDEEP
12288:C4ueH5qfhisCn/zzGAfjmT0HHy5Jvjgbsfc1DhpYChjAVejJI:PqZxwG4jmT0H6Vjgbcc1Dhpbac
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.amtechcards.com - Port:
587 - Username:
[email protected] - Password:
puuAt8;(Y$NU - 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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Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 24 api.ipify.org 25 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
SHIPPING DOCUMENTS#202993.exedescription pid process target process PID 116 set thread context of 2912 116 SHIPPING DOCUMENTS#202993.exe RegSvcs.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 1480 2912 WerFault.exe RegSvcs.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
SHIPPING DOCUMENTS#202993.exeRegSvcs.exepid process 116 SHIPPING DOCUMENTS#202993.exe 116 SHIPPING DOCUMENTS#202993.exe 116 SHIPPING DOCUMENTS#202993.exe 116 SHIPPING DOCUMENTS#202993.exe 2912 RegSvcs.exe 2912 RegSvcs.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
SHIPPING DOCUMENTS#202993.exeRegSvcs.exedescription pid process Token: SeDebugPrivilege 116 SHIPPING DOCUMENTS#202993.exe Token: SeDebugPrivilege 2912 RegSvcs.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
SHIPPING DOCUMENTS#202993.exedescription pid process target process PID 116 wrote to memory of 8 116 SHIPPING DOCUMENTS#202993.exe RegSvcs.exe PID 116 wrote to memory of 8 116 SHIPPING DOCUMENTS#202993.exe RegSvcs.exe PID 116 wrote to memory of 8 116 SHIPPING DOCUMENTS#202993.exe RegSvcs.exe PID 116 wrote to memory of 2912 116 SHIPPING DOCUMENTS#202993.exe RegSvcs.exe PID 116 wrote to memory of 2912 116 SHIPPING DOCUMENTS#202993.exe RegSvcs.exe PID 116 wrote to memory of 2912 116 SHIPPING DOCUMENTS#202993.exe RegSvcs.exe PID 116 wrote to memory of 2912 116 SHIPPING DOCUMENTS#202993.exe RegSvcs.exe PID 116 wrote to memory of 2912 116 SHIPPING DOCUMENTS#202993.exe RegSvcs.exe PID 116 wrote to memory of 2912 116 SHIPPING DOCUMENTS#202993.exe RegSvcs.exe PID 116 wrote to memory of 2912 116 SHIPPING DOCUMENTS#202993.exe RegSvcs.exe PID 116 wrote to memory of 2912 116 SHIPPING DOCUMENTS#202993.exe RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\SHIPPING DOCUMENTS#202993.exe"C:\Users\Admin\AppData\Local\Temp\SHIPPING DOCUMENTS#202993.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:116 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵PID:8
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2912 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2912 -s 19683⤵
- Program crash
PID:1480
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 2912 -ip 29121⤵PID:5044