Analysis
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max time kernel
121s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
22-05-2024 12:34
Static task
static1
Behavioral task
behavioral1
Sample
DHL BL Draft copy.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
DHL BL Draft copy.exe
Resource
win10v2004-20240508-en
General
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Target
DHL BL Draft copy.exe
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Size
608KB
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MD5
f0cc1b3ad62c95620da01942c0104d0b
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SHA1
4a68a6f94b2aba191e62887adfb77b2f79a9d099
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SHA256
504f5f1a3d00d7be92e8b4c8149e35ce2313f1aad4cd13a16c4db7c46d6efb01
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SHA512
e113271328d5e66f1f7e96f71cdb6ff2a00cc9d9894366349b5f603d0efc20233d9a0997d0102181737e45d8b493660ad4fb4120d157ce9dadbac8bef7005ea5
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SSDEEP
12288:kXs2nLnqwF+u91tmqqBUYMxVczDstGtzmg4x4KvcjHmjzr/2TxusiWhcC:kXznLnP+FHgCDssRmjCOzr/2TsHWWC
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.trisquarespl.com - Port:
587 - Username:
[email protected] - Password:
#YQnq^Yy5 - 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 4 api.ipify.org 5 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
DHL BL Draft copy.exedescription pid process target process PID 3056 set thread context of 2308 3056 DHL BL Draft copy.exe regsvcs.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
regsvcs.exepid process 2308 regsvcs.exe 2308 regsvcs.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
regsvcs.exedescription pid process Token: SeDebugPrivilege 2308 regsvcs.exe -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
DHL BL Draft copy.exedescription pid process target process PID 3056 wrote to memory of 2308 3056 DHL BL Draft copy.exe regsvcs.exe PID 3056 wrote to memory of 2308 3056 DHL BL Draft copy.exe regsvcs.exe PID 3056 wrote to memory of 2308 3056 DHL BL Draft copy.exe regsvcs.exe PID 3056 wrote to memory of 2308 3056 DHL BL Draft copy.exe regsvcs.exe PID 3056 wrote to memory of 2308 3056 DHL BL Draft copy.exe regsvcs.exe PID 3056 wrote to memory of 2308 3056 DHL BL Draft copy.exe regsvcs.exe PID 3056 wrote to memory of 2308 3056 DHL BL Draft copy.exe regsvcs.exe PID 3056 wrote to memory of 2308 3056 DHL BL Draft copy.exe regsvcs.exe PID 3056 wrote to memory of 2308 3056 DHL BL Draft copy.exe regsvcs.exe PID 3056 wrote to memory of 2308 3056 DHL BL Draft copy.exe regsvcs.exe PID 3056 wrote to memory of 2308 3056 DHL BL Draft copy.exe regsvcs.exe PID 3056 wrote to memory of 2308 3056 DHL BL Draft copy.exe regsvcs.exe PID 3056 wrote to memory of 3060 3056 DHL BL Draft copy.exe WerFault.exe PID 3056 wrote to memory of 3060 3056 DHL BL Draft copy.exe WerFault.exe PID 3056 wrote to memory of 3060 3056 DHL BL Draft copy.exe WerFault.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\DHL BL Draft copy.exe"C:\Users\Admin\AppData\Local\Temp\DHL BL Draft copy.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3056 -
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:2308
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C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -u -p 3056 -s 6282⤵PID:3060
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