Analysis
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max time kernel
79s -
max time network
56s -
platform
windows7_x64 -
resource
win7 -
submitted
08-07-2020 07:22
Static task
static1
Behavioral task
behavioral1
Sample
Download_Tracking_Reference.08.07.20.doc.exe
Resource
win7
Behavioral task
behavioral2
Sample
Download_Tracking_Reference.08.07.20.doc.exe
Resource
win10v200430
General
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Target
Download_Tracking_Reference.08.07.20.doc.exe
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Size
887KB
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MD5
57a00610e945eb63ca233ff577024d34
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SHA1
cf1673ae019a637d69b1796c6efe4b0c9aecbc6a
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SHA256
c134ba3043baebc93025b74a07ce9a439ea463fce0a43d4d9ef15d62871e28ce
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SHA512
e2042c11487af5adf5f6e4ce600506dc2b0966d2df59515272d0d5f8d82d5759942a8d84ebfbe1b69502eaca682e646c3b6652ffc2668802bb9d26ddb3e3641b
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.mail.ru - Port:
587 - Username:
[email protected] - Password:
churchboy10
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 4 IoCs
resource yara_rule behavioral1/memory/752-0-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral1/memory/752-1-0x0000000000446DBE-mapping.dmp family_agenttesla behavioral1/memory/752-2-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral1/memory/752-3-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla -
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 240 set thread context of 752 240 Download_Tracking_Reference.08.07.20.doc.exe 24 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 752 Download_Tracking_Reference.08.07.20.doc.exe 752 Download_Tracking_Reference.08.07.20.doc.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 752 Download_Tracking_Reference.08.07.20.doc.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 752 Download_Tracking_Reference.08.07.20.doc.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 240 wrote to memory of 752 240 Download_Tracking_Reference.08.07.20.doc.exe 24 PID 240 wrote to memory of 752 240 Download_Tracking_Reference.08.07.20.doc.exe 24 PID 240 wrote to memory of 752 240 Download_Tracking_Reference.08.07.20.doc.exe 24 PID 240 wrote to memory of 752 240 Download_Tracking_Reference.08.07.20.doc.exe 24 PID 240 wrote to memory of 752 240 Download_Tracking_Reference.08.07.20.doc.exe 24 PID 240 wrote to memory of 752 240 Download_Tracking_Reference.08.07.20.doc.exe 24 PID 240 wrote to memory of 752 240 Download_Tracking_Reference.08.07.20.doc.exe 24 PID 240 wrote to memory of 752 240 Download_Tracking_Reference.08.07.20.doc.exe 24 PID 240 wrote to memory of 752 240 Download_Tracking_Reference.08.07.20.doc.exe 24
Processes
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C:\Users\Admin\AppData\Local\Temp\Download_Tracking_Reference.08.07.20.doc.exe"C:\Users\Admin\AppData\Local\Temp\Download_Tracking_Reference.08.07.20.doc.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:240 -
C:\Users\Admin\AppData\Local\Temp\Download_Tracking_Reference.08.07.20.doc.exe"{path}"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:752
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