Analysis
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max time kernel
122s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20231201-en -
resource tags
arch:x64arch:x86image:win7-20231201-enlocale:en-usos:windows7-x64system -
submitted
10-12-2023 20:08
Static task
static1
Behavioral task
behavioral1
Sample
LATE INVOICES CFA0583574 - CFA0585218 - CFA0585654 - 3ALY002488.exe
Resource
win7-20231201-en
General
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Target
LATE INVOICES CFA0583574 - CFA0585218 - CFA0585654 - 3ALY002488.exe
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Size
618KB
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MD5
ef83aecc2603e9cbf458c502bff0655c
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SHA1
b847e6b115ce83f0622e0d4e1f370b8f42da2f80
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SHA256
2b486ce27109e1922e7b1623b94178813248820c46b8cee889af078ae9f4ba54
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SHA512
7d3bedc4e1af1e2db66fd5e7dba46247e11c172eb3bb4d5ae914ce68d85f6b9b7bba1980301209725f375a7a23b825422ba64f055104ec1085470e70063310e0
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SSDEEP
12288:upEmQepZMSTtH4jbP6stFRklnzTUt0hjMyOH5z9meo8mVzLcsmMaZK:upECtH4v6yGzrInR9wfzldR
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.abi0expertise.com - Port:
587 - Username:
[email protected] - Password:
Najwa1949! - 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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Detect ZGRat V1 1 IoCs
resource yara_rule behavioral1/memory/1992-3-0x00000000002E0000-0x00000000002F8000-memory.dmp family_zgrat_v1 -
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 1992 set thread context of 2068 1992 LATE INVOICES CFA0583574 - CFA0585218 - CFA0585654 - 3ALY002488.exe 32 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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 2712 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 2068 LATE INVOICES CFA0583574 - CFA0585218 - CFA0585654 - 3ALY002488.exe 2068 LATE INVOICES CFA0583574 - CFA0585218 - CFA0585654 - 3ALY002488.exe 2780 powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2068 LATE INVOICES CFA0583574 - CFA0585218 - CFA0585654 - 3ALY002488.exe Token: SeDebugPrivilege 2780 powershell.exe -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 1992 wrote to memory of 2780 1992 LATE INVOICES CFA0583574 - CFA0585218 - CFA0585654 - 3ALY002488.exe 28 PID 1992 wrote to memory of 2780 1992 LATE INVOICES CFA0583574 - CFA0585218 - CFA0585654 - 3ALY002488.exe 28 PID 1992 wrote to memory of 2780 1992 LATE INVOICES CFA0583574 - CFA0585218 - CFA0585654 - 3ALY002488.exe 28 PID 1992 wrote to memory of 2780 1992 LATE INVOICES CFA0583574 - CFA0585218 - CFA0585654 - 3ALY002488.exe 28 PID 1992 wrote to memory of 2712 1992 LATE INVOICES CFA0583574 - CFA0585218 - CFA0585654 - 3ALY002488.exe 30 PID 1992 wrote to memory of 2712 1992 LATE INVOICES CFA0583574 - CFA0585218 - CFA0585654 - 3ALY002488.exe 30 PID 1992 wrote to memory of 2712 1992 LATE INVOICES CFA0583574 - CFA0585218 - CFA0585654 - 3ALY002488.exe 30 PID 1992 wrote to memory of 2712 1992 LATE INVOICES CFA0583574 - CFA0585218 - CFA0585654 - 3ALY002488.exe 30 PID 1992 wrote to memory of 2068 1992 LATE INVOICES CFA0583574 - CFA0585218 - CFA0585654 - 3ALY002488.exe 32 PID 1992 wrote to memory of 2068 1992 LATE INVOICES CFA0583574 - CFA0585218 - CFA0585654 - 3ALY002488.exe 32 PID 1992 wrote to memory of 2068 1992 LATE INVOICES CFA0583574 - CFA0585218 - CFA0585654 - 3ALY002488.exe 32 PID 1992 wrote to memory of 2068 1992 LATE INVOICES CFA0583574 - CFA0585218 - CFA0585654 - 3ALY002488.exe 32 PID 1992 wrote to memory of 2068 1992 LATE INVOICES CFA0583574 - CFA0585218 - CFA0585654 - 3ALY002488.exe 32 PID 1992 wrote to memory of 2068 1992 LATE INVOICES CFA0583574 - CFA0585218 - CFA0585654 - 3ALY002488.exe 32 PID 1992 wrote to memory of 2068 1992 LATE INVOICES CFA0583574 - CFA0585218 - CFA0585654 - 3ALY002488.exe 32 PID 1992 wrote to memory of 2068 1992 LATE INVOICES CFA0583574 - CFA0585218 - CFA0585654 - 3ALY002488.exe 32 PID 1992 wrote to memory of 2068 1992 LATE INVOICES CFA0583574 - CFA0585218 - CFA0585654 - 3ALY002488.exe 32
Processes
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C:\Users\Admin\AppData\Local\Temp\LATE INVOICES CFA0583574 - CFA0585218 - CFA0585654 - 3ALY002488.exe"C:\Users\Admin\AppData\Local\Temp\LATE INVOICES CFA0583574 - CFA0585218 - CFA0585654 - 3ALY002488.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1992 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\oCHVJGSwfhuI.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2780
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\oCHVJGSwfhuI" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5090.tmp"2⤵
- Creates scheduled task(s)
PID:2712
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C:\Users\Admin\AppData\Local\Temp\LATE INVOICES CFA0583574 - CFA0585218 - CFA0585654 - 3ALY002488.exe"C:\Users\Admin\AppData\Local\Temp\LATE INVOICES CFA0583574 - CFA0585218 - CFA0585654 - 3ALY002488.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2068
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1KB
MD58c271936db4ace0fa295dbd09f93276b
SHA10e1a6ead38e604bb22b766f954a0b68bba40b6dc
SHA256cfca9ce303a14ca99dc6b0a53d9b0f4dfd0a3263a1f833c4a94c1aecc438f7c7
SHA512dd0c4444f9c3af53e6e919cbe7c467a461918e6c2ad6217a9884fc424b5ae3cd190e5735e64b08ea19118df61fbb8d82ed0f256ed4a941a27c8bd20ef8278952