Analysis
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max time kernel
174s -
max time network
180s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
11-10-2023 07:00
Static task
static1
Behavioral task
behavioral1
Sample
Payment copy_Usd 163,500.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
Payment copy_Usd 163,500.exe
Resource
win10v2004-20230915-en
General
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Target
Payment copy_Usd 163,500.exe
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Size
931KB
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MD5
8e841cfc7f7abab974f8adbc4e260346
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SHA1
385ba1dad2877c6a712cda30dbb4cd47007d93ce
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SHA256
1a552b5db668c321e7f584e0f2d379afc41c00707e4fecad232823445bbcf8be
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SHA512
ae50615333524c4b3aa89bb790567d3464ec122d5fc494af62c55762c0e522b7a05c2bb024b1bb0a422f4ea22727b0f372d21735475dc93fafe3dada58748691
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SSDEEP
24576:IwMf2oD5HOhpMmKHeErwqFSVSd+i92MScNXVbzQn:IBzODMmAeswqIHMtNX2
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
mail.realirtlscm.com - Port:
587 - Username:
[email protected] - Password:
password2023 - Email To:
[email protected]
Signatures
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Snake Keylogger payload 2 IoCs
Processes:
resource yara_rule behavioral2/memory/868-45-0x0000000000400000-0x0000000000424000-memory.dmp family_snakekeylogger behavioral2/memory/868-97-0x0000000005810000-0x0000000005820000-memory.dmp family_snakekeylogger -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
Payment copy_Usd 163,500.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Control Panel\International\Geo\Nation Payment copy_Usd 163,500.exe -
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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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
Payment copy_Usd 163,500.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Payment copy_Usd 163,500.exe Key opened \REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Payment copy_Usd 163,500.exe Key opened \REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Payment copy_Usd 163,500.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 73 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Payment copy_Usd 163,500.exedescription pid process target process PID 4888 set thread context of 868 4888 Payment copy_Usd 163,500.exe Payment copy_Usd 163,500.exe -
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.
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Suspicious behavior: EnumeratesProcesses 19 IoCs
Processes:
Payment copy_Usd 163,500.exepowershell.exepowershell.exePayment copy_Usd 163,500.exepid process 4888 Payment copy_Usd 163,500.exe 4888 Payment copy_Usd 163,500.exe 4888 Payment copy_Usd 163,500.exe 4888 Payment copy_Usd 163,500.exe 4888 Payment copy_Usd 163,500.exe 4888 Payment copy_Usd 163,500.exe 4888 Payment copy_Usd 163,500.exe 4888 Payment copy_Usd 163,500.exe 4888 Payment copy_Usd 163,500.exe 4888 Payment copy_Usd 163,500.exe 4652 powershell.exe 4652 powershell.exe 1932 powershell.exe 1932 powershell.exe 4888 Payment copy_Usd 163,500.exe 868 Payment copy_Usd 163,500.exe 1932 powershell.exe 4652 powershell.exe 868 Payment copy_Usd 163,500.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
Payment copy_Usd 163,500.exepowershell.exepowershell.exePayment copy_Usd 163,500.exedescription pid process Token: SeDebugPrivilege 4888 Payment copy_Usd 163,500.exe Token: SeDebugPrivilege 4652 powershell.exe Token: SeDebugPrivilege 1932 powershell.exe Token: SeDebugPrivilege 868 Payment copy_Usd 163,500.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
Payment copy_Usd 163,500.exedescription pid process target process PID 4888 wrote to memory of 4652 4888 Payment copy_Usd 163,500.exe powershell.exe PID 4888 wrote to memory of 4652 4888 Payment copy_Usd 163,500.exe powershell.exe PID 4888 wrote to memory of 4652 4888 Payment copy_Usd 163,500.exe powershell.exe PID 4888 wrote to memory of 1932 4888 Payment copy_Usd 163,500.exe powershell.exe PID 4888 wrote to memory of 1932 4888 Payment copy_Usd 163,500.exe powershell.exe PID 4888 wrote to memory of 1932 4888 Payment copy_Usd 163,500.exe powershell.exe PID 4888 wrote to memory of 3348 4888 Payment copy_Usd 163,500.exe schtasks.exe PID 4888 wrote to memory of 3348 4888 Payment copy_Usd 163,500.exe schtasks.exe PID 4888 wrote to memory of 3348 4888 Payment copy_Usd 163,500.exe schtasks.exe PID 4888 wrote to memory of 868 4888 Payment copy_Usd 163,500.exe Payment copy_Usd 163,500.exe PID 4888 wrote to memory of 868 4888 Payment copy_Usd 163,500.exe Payment copy_Usd 163,500.exe PID 4888 wrote to memory of 868 4888 Payment copy_Usd 163,500.exe Payment copy_Usd 163,500.exe PID 4888 wrote to memory of 868 4888 Payment copy_Usd 163,500.exe Payment copy_Usd 163,500.exe PID 4888 wrote to memory of 868 4888 Payment copy_Usd 163,500.exe Payment copy_Usd 163,500.exe PID 4888 wrote to memory of 868 4888 Payment copy_Usd 163,500.exe Payment copy_Usd 163,500.exe PID 4888 wrote to memory of 868 4888 Payment copy_Usd 163,500.exe Payment copy_Usd 163,500.exe PID 4888 wrote to memory of 868 4888 Payment copy_Usd 163,500.exe Payment copy_Usd 163,500.exe -
outlook_office_path 1 IoCs
Processes:
Payment copy_Usd 163,500.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Payment copy_Usd 163,500.exe -
outlook_win_path 1 IoCs
Processes:
Payment copy_Usd 163,500.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Payment copy_Usd 163,500.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Payment copy_Usd 163,500.exe"C:\Users\Admin\AppData\Local\Temp\Payment copy_Usd 163,500.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4888 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\Payment copy_Usd 163,500.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4652 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\IpqdQJORbvHjRe.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1932 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\IpqdQJORbvHjRe" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE9DE.tmp"2⤵
- Creates scheduled task(s)
PID:3348 -
C:\Users\Admin\AppData\Local\Temp\Payment copy_Usd 163,500.exe"C:\Users\Admin\AppData\Local\Temp\Payment copy_Usd 163,500.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:868
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
18KB
MD57c569c1ea4ec3370fb9c7c43ebe7f9d6
SHA1d24714f18c0038abe369529da332fcdc9af90a08
SHA25634b9d5bee0eaa03bd073ff02122c89c63e770243b96fbb68311de6dbdc513af4
SHA51272a4da4ac320eec3eb233dd22f1be238b105eb3dfd4e8a279d0106b02a26293a0b02cf8cd95d04040d7fde905c5653196eefedac46f832b79d18df0c4bb8ed2b
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD56ca50df697ced064f547bb0fe79ab55b
SHA1dac007159a72d384cfb3e368e013201b8ce9ba2f
SHA256749cc6164697dd43c7eed574adc7952d148f267d8757b11cd2d0372758e056c1
SHA51244a5d510294c501a3eb9ea4ad74a5545817706343f23c6b6ef773593c60c0039f5cf7505dc4424ea46e966349bf40d8bd2a315b59c920dcf5e0424cc0a1bfea2