Analysis
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max time kernel
120s -
max time network
125s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
22-05-2024 17:13
Static task
static1
Behavioral task
behavioral1
Sample
Draft BL copy.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
Draft BL copy.exe
Resource
win10v2004-20240426-en
General
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Target
Draft BL copy.exe
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Size
688KB
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MD5
c46f67d07641f91b79606a72b6e09270
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SHA1
bbbbec60fe589eb39e31a369eea5d0911167ea2b
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SHA256
d773db3acad368a5e51b2ea6f4cd5feb904c3255d3ef79cfcd07935a46400e38
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SHA512
517f8bfe7101444fa2ff9b9d6a625dde8193aa6d6bf9326288c5f35f697549527d7d9d5f6f7e2161871b223db0a7124c0323c347d41cefe99bad99d0915438b1
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SSDEEP
12288:jEAmDvY15gM3Co16QVl0QVXH3CG/ySQvBk0hRfr92bP0fb2RZoIeahAtY7iGUz2:jvb3F4oXCzlvBk0hh4boCXsahPiG
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.trisquarespl.com - Port:
587 - Username:
[email protected] - Password:
uhzJADD6 - 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:
Draft BL copy.exedescription pid process target process PID 1368 set thread context of 1396 1368 Draft BL copy.exe jsc.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
jsc.exepid process 1396 jsc.exe 1396 jsc.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
jsc.exedescription pid process Token: SeDebugPrivilege 1396 jsc.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
Draft BL copy.exedescription pid process target process PID 1368 wrote to memory of 1396 1368 Draft BL copy.exe jsc.exe PID 1368 wrote to memory of 1396 1368 Draft BL copy.exe jsc.exe PID 1368 wrote to memory of 1396 1368 Draft BL copy.exe jsc.exe PID 1368 wrote to memory of 1396 1368 Draft BL copy.exe jsc.exe PID 1368 wrote to memory of 1396 1368 Draft BL copy.exe jsc.exe PID 1368 wrote to memory of 1396 1368 Draft BL copy.exe jsc.exe PID 1368 wrote to memory of 1396 1368 Draft BL copy.exe jsc.exe PID 1368 wrote to memory of 1396 1368 Draft BL copy.exe jsc.exe PID 1368 wrote to memory of 1396 1368 Draft BL copy.exe jsc.exe PID 1368 wrote to memory of 2616 1368 Draft BL copy.exe WerFault.exe PID 1368 wrote to memory of 2616 1368 Draft BL copy.exe WerFault.exe PID 1368 wrote to memory of 2616 1368 Draft BL copy.exe WerFault.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Draft BL copy.exe"C:\Users\Admin\AppData\Local\Temp\Draft BL copy.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1368 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1396 -
C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -u -p 1368 -s 6322⤵PID:2616
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/1368-0-0x000007FEF5F03000-0x000007FEF5F04000-memory.dmpFilesize
4KB
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memory/1368-1-0x0000000000AE0000-0x0000000000B00000-memory.dmpFilesize
128KB
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memory/1368-2-0x000007FEF5F00000-0x000007FEF68EC000-memory.dmpFilesize
9.9MB
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memory/1368-3-0x0000000000340000-0x0000000000346000-memory.dmpFilesize
24KB
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memory/1368-4-0x000000001AB20000-0x000000001ABB4000-memory.dmpFilesize
592KB
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memory/1368-22-0x000007FEF5F00000-0x000007FEF68EC000-memory.dmpFilesize
9.9MB
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memory/1368-21-0x000007FEF5F03000-0x000007FEF5F04000-memory.dmpFilesize
4KB
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memory/1396-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB
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memory/1396-14-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/1396-9-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/1396-7-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/1396-16-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/1396-18-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/1396-19-0x0000000074A4E000-0x0000000074A4F000-memory.dmpFilesize
4KB
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memory/1396-20-0x0000000074A40000-0x000000007512E000-memory.dmpFilesize
6.9MB
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memory/1396-11-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/1396-5-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/1396-23-0x0000000074A4E000-0x0000000074A4F000-memory.dmpFilesize
4KB
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memory/1396-24-0x0000000074A40000-0x000000007512E000-memory.dmpFilesize
6.9MB