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Analysis
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max time kernel
145s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20231130-en -
resource tags
arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system -
submitted
07/12/2023, 10:40
Static task
static1
Behavioral task
behavioral1
Sample
SHIPPING DOCUMENTS#202993.exe
Resource
win7-20231130-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.
flow ioc 23 api.ipify.org 24 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4012 set thread context of 3488 4012 SHIPPING DOCUMENTS#202993.exe 89 -
Program crash 1 IoCs
pid pid_target Process procid_target 3068 3488 WerFault.exe 89 -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4012 SHIPPING DOCUMENTS#202993.exe 4012 SHIPPING DOCUMENTS#202993.exe 3488 RegSvcs.exe 3488 RegSvcs.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4012 SHIPPING DOCUMENTS#202993.exe Token: SeDebugPrivilege 3488 RegSvcs.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 4012 wrote to memory of 3488 4012 SHIPPING DOCUMENTS#202993.exe 89 PID 4012 wrote to memory of 3488 4012 SHIPPING DOCUMENTS#202993.exe 89 PID 4012 wrote to memory of 3488 4012 SHIPPING DOCUMENTS#202993.exe 89 PID 4012 wrote to memory of 3488 4012 SHIPPING DOCUMENTS#202993.exe 89 PID 4012 wrote to memory of 3488 4012 SHIPPING DOCUMENTS#202993.exe 89 PID 4012 wrote to memory of 3488 4012 SHIPPING DOCUMENTS#202993.exe 89 PID 4012 wrote to memory of 3488 4012 SHIPPING DOCUMENTS#202993.exe 89 PID 4012 wrote to memory of 3488 4012 SHIPPING DOCUMENTS#202993.exe 89
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:4012 -
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:3488 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3488 -s 20083⤵
- Program crash
PID:3068
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3488 -ip 34881⤵PID:4684