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Analysis
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max time kernel
130s -
max time network
137s -
platform
windows7_x64 -
resource
win7 -
submitted
07/07/2020, 11:48
Static task
static1
Behavioral task
behavioral1
Sample
AWB 673687387678.EXE
Resource
win7
General
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Target
AWB 673687387678.EXE
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Size
425KB
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MD5
7851f2d356ca57acbbb7c6ad51bbfab7
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SHA1
6f956b2b4abf02bd5dad579f9cd102c5cf1ae61c
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SHA256
935e5bb0fe7441931cbc606436d22e48c1990f2b421c14980b1cd5ae4eaf9975
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SHA512
1203c3939c0566df9a359fc7757f9e691d642238b1f9d20eef6eab07accb9fd8848c5e7f7674d404d41a6cb35e9ce341fdb850d874694946b6c25fe99bbcee78
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.papayatreehotels.com - Port:
587 - Username:
[email protected] - Password:
tree1579
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 3 IoCs
resource yara_rule behavioral1/memory/1116-3-0x0000000000400000-0x00000000004A4000-memory.dmp family_agenttesla behavioral1/memory/1116-4-0x00000000003B0000-0x00000000003FC000-memory.dmp family_agenttesla behavioral1/memory/1116-6-0x00000000002B0000-0x00000000002F6000-memory.dmp family_agenttesla -
resource yara_rule behavioral1/memory/1116-0-0x0000000000400000-0x00000000004A4000-memory.dmp upx behavioral1/memory/1116-2-0x0000000000400000-0x00000000004A4000-memory.dmp upx behavioral1/memory/1116-3-0x0000000000400000-0x00000000004A4000-memory.dmp upx -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1612 set thread context of 1116 1612 AWB 673687387678.EXE 24 -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 1612 AWB 673687387678.EXE 1116 AWB 673687387678.EXE 1116 AWB 673687387678.EXE -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1612 AWB 673687387678.EXE -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1116 AWB 673687387678.EXE -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1612 wrote to memory of 1116 1612 AWB 673687387678.EXE 24 PID 1612 wrote to memory of 1116 1612 AWB 673687387678.EXE 24 PID 1612 wrote to memory of 1116 1612 AWB 673687387678.EXE 24 PID 1612 wrote to memory of 1116 1612 AWB 673687387678.EXE 24
Processes
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C:\Users\Admin\AppData\Local\Temp\AWB 673687387678.EXE"C:\Users\Admin\AppData\Local\Temp\AWB 673687387678.EXE"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1612 -
C:\Users\Admin\AppData\Local\Temp\AWB 673687387678.EXE"C:\Users\Admin\AppData\Local\Temp\AWB 673687387678.EXE"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1116
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