Analysis
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max time kernel
139s -
max time network
142s -
platform
windows10_x64 -
resource
win10v200430 -
submitted
10/07/2020, 05:49
Static task
static1
Behavioral task
behavioral1
Sample
PO#0010710619_&_.exe
Resource
win7
Behavioral task
behavioral2
Sample
PO#0010710619_&_.exe
Resource
win10v200430
General
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Target
PO#0010710619_&_.exe
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Size
547KB
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MD5
abf87baf38d5003e0e69b83289444917
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SHA1
5ef6045701689fd8852e3eae580261fcd81e1d5d
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SHA256
ae402313cc96abc092b41ad2fe8f3b8dd5fdc9c75141dcec97619e8e90a43867
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SHA512
1ccdff2c0da62054c4b4be602b377f3d8822d6901b763f2ff17a8979253557221efe365e2afb89a9ff2f107f16ceff68a25050a62f45f4a55de0a7a2bdc82d26
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.yandex.com - Port:
587 - Username:
[email protected] - Password:
41k2c4yfVG
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 2 IoCs
resource yara_rule behavioral2/memory/3876-2-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral2/memory/3876-3-0x0000000000446A5E-mapping.dmp family_agenttesla -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1616 set thread context of 3876 1616 PO#0010710619_&_.exe 75 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2708 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 1616 PO#0010710619_&_.exe 1616 PO#0010710619_&_.exe 3876 RegSvcs.exe 3876 RegSvcs.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1616 PO#0010710619_&_.exe Token: SeDebugPrivilege 3876 RegSvcs.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 1616 wrote to memory of 2708 1616 PO#0010710619_&_.exe 72 PID 1616 wrote to memory of 2708 1616 PO#0010710619_&_.exe 72 PID 1616 wrote to memory of 2708 1616 PO#0010710619_&_.exe 72 PID 1616 wrote to memory of 3784 1616 PO#0010710619_&_.exe 74 PID 1616 wrote to memory of 3784 1616 PO#0010710619_&_.exe 74 PID 1616 wrote to memory of 3784 1616 PO#0010710619_&_.exe 74 PID 1616 wrote to memory of 3876 1616 PO#0010710619_&_.exe 75 PID 1616 wrote to memory of 3876 1616 PO#0010710619_&_.exe 75 PID 1616 wrote to memory of 3876 1616 PO#0010710619_&_.exe 75 PID 1616 wrote to memory of 3876 1616 PO#0010710619_&_.exe 75 PID 1616 wrote to memory of 3876 1616 PO#0010710619_&_.exe 75 PID 1616 wrote to memory of 3876 1616 PO#0010710619_&_.exe 75 PID 1616 wrote to memory of 3876 1616 PO#0010710619_&_.exe 75 PID 1616 wrote to memory of 3876 1616 PO#0010710619_&_.exe 75
Processes
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C:\Users\Admin\AppData\Local\Temp\PO#0010710619_&_.exe"C:\Users\Admin\AppData\Local\Temp\PO#0010710619_&_.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1616 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\lrmJjwjiUlDV" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6FB7.tmp"2⤵
- Creates scheduled task(s)
PID:2708
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe"{path}"2⤵PID:3784
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe"{path}"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3876
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