Analysis
- max time kernel
151s - max time network
17s - platform
windows7_x64 - resource
win7v200722 - submitted
12/10/2020, 09:57
Static task
static1
Behavioral task
behavioral1
Sample
2ec35b9e143f9788ead2a7514ac5d6a6.exe
Resource
win7v200722
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
2ec35b9e143f9788ead2a7514ac5d6a6.exe
Resource
win10v200722
windows10_x64
0 signatures
0 seconds
General
- Target 2ec35b9e143f9788ead2a7514ac5d6a6.exe
- Size 610KB
- Sample201012-xpp3pn1d3s
- SHA256 fc23fe967415672cbd925b8f8e1ab099003ba329592b4075fa36c8e53582f5cd
- MD5 2ec35b9e143f9788ead2a7514ac5d6a6
- SHA1 989c55520079eea403e4d43a84e09f5a87468eed
- SHA512 dc62f9c815f35b65605d0605281796079ecc0e265b66ff9aa3e21d34e0616a32fc7cfa923bebba9163881416e5386a92ee1622930983ac667477d06d6bd3c35b
- MD5 SHA1 SHA512
Malware Config
Extracted
Family
-
agenttesla
Credentials
-
Protocol
smtp
-
Host
smtp.yandex.com
-
Port
587
-
Username
-
Password
Jesuschrist1405
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 5 IoCs
resource yara_rule behavioral1/memory/1668-5-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral1/memory/1668-6-0x00000000004375BE-mapping.dmp family_agenttesla behavioral1/memory/1668-7-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral1/memory/1668-8-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral1/memory/2004-19-0x00000000004375BE-mapping.dmp family_agenttesla - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-403932158-3302036622-1224131197-1000\Software\Microsoft\Windows\CurrentVersion\Run\YYtJku = "C:\\Users\\Admin\\AppData\\Roaming\\YYtJku\\YYtJku.exe" RegAsm.exe - Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 1456 set thread context of 1668 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 28 PID 1940 set thread context of 2004 1940 2ec35b9e143f9788ead2a7514ac5d6a6.exe 30 - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1668 RegAsm.exe 1668 RegAsm.exe 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1940 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1940 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1940 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1940 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1940 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1940 2ec35b9e143f9788ead2a7514ac5d6a6.exe 2004 RegAsm.exe 2004 RegAsm.exe 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1940 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1940 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1940 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1940 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1940 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1940 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1940 2ec35b9e143f9788ead2a7514ac5d6a6.exe - Suspicious behavior: MapViewOfSection 2 IoCs
pid Process 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 1940 2ec35b9e143f9788ead2a7514ac5d6a6.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe Token: SeDebugPrivilege 1668 RegAsm.exe Token: SeDebugPrivilege 1940 2ec35b9e143f9788ead2a7514ac5d6a6.exe Token: SeDebugPrivilege 2004 RegAsm.exe - Suspicious use of WriteProcessMemory 20 IoCs
description pid Process procid_target PID 1456 wrote to memory of 1668 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 28 PID 1456 wrote to memory of 1668 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 28 PID 1456 wrote to memory of 1668 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 28 PID 1456 wrote to memory of 1668 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 28 PID 1456 wrote to memory of 1668 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 28 PID 1456 wrote to memory of 1668 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 28 PID 1456 wrote to memory of 1668 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 28 PID 1456 wrote to memory of 1668 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 28 PID 1456 wrote to memory of 1940 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 29 PID 1456 wrote to memory of 1940 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 29 PID 1456 wrote to memory of 1940 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 29 PID 1456 wrote to memory of 1940 1456 2ec35b9e143f9788ead2a7514ac5d6a6.exe 29 PID 1940 wrote to memory of 2004 1940 2ec35b9e143f9788ead2a7514ac5d6a6.exe 30 PID 1940 wrote to memory of 2004 1940 2ec35b9e143f9788ead2a7514ac5d6a6.exe 30 PID 1940 wrote to memory of 2004 1940 2ec35b9e143f9788ead2a7514ac5d6a6.exe 30 PID 1940 wrote to memory of 2004 1940 2ec35b9e143f9788ead2a7514ac5d6a6.exe 30 PID 1940 wrote to memory of 2004 1940 2ec35b9e143f9788ead2a7514ac5d6a6.exe 30 PID 1940 wrote to memory of 2004 1940 2ec35b9e143f9788ead2a7514ac5d6a6.exe 30 PID 1940 wrote to memory of 2004 1940 2ec35b9e143f9788ead2a7514ac5d6a6.exe 30 PID 1940 wrote to memory of 2004 1940 2ec35b9e143f9788ead2a7514ac5d6a6.exe 30
Processes
-
C:\Users\Admin\AppData\Local\Temp\2ec35b9e143f9788ead2a7514ac5d6a6.exe"C:\Users\Admin\AppData\Local\Temp\2ec35b9e143f9788ead2a7514ac5d6a6.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1456 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1668
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C:\Users\Admin\AppData\Local\Temp\2ec35b9e143f9788ead2a7514ac5d6a6.exe"C:\Users\Admin\AppData\Local\Temp\2ec35b9e143f9788ead2a7514ac5d6a6.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1940 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"3⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2004
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