Analysis
-
max time kernel
141s -
max time network
158s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
29-09-2023 08:51
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
-
Target
Payment copy_Usd 163,500.exe
-
Size
931KB
-
MD5
8e841cfc7f7abab974f8adbc4e260346
-
SHA1
385ba1dad2877c6a712cda30dbb4cd47007d93ce
-
SHA256
1a552b5db668c321e7f584e0f2d379afc41c00707e4fecad232823445bbcf8be
-
SHA512
ae50615333524c4b3aa89bb790567d3464ec122d5fc494af62c55762c0e522b7a05c2bb024b1bb0a422f4ea22727b0f372d21735475dc93fafe3dada58748691
-
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
-
Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
-
Snake Keylogger payload 2 IoCs
Processes:
resource yara_rule behavioral2/memory/1692-45-0x0000000000400000-0x0000000000424000-memory.dmp family_snakekeylogger behavioral2/memory/1692-101-0x0000000005660000-0x0000000005670000-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-1-5-21-1045988481-1457812719-2617974652-1000\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.
-
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
Payment copy_Usd 163,500.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1045988481-1457812719-2617974652-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Payment copy_Usd 163,500.exe Key opened \REGISTRY\USER\S-1-5-21-1045988481-1457812719-2617974652-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Payment copy_Usd 163,500.exe Key opened \REGISTRY\USER\S-1-5-21-1045988481-1457812719-2617974652-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\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 59 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Payment copy_Usd 163,500.exedescription pid process target process PID 1880 set thread context of 1692 1880 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).
-
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
-
Suspicious behavior: EnumeratesProcesses 15 IoCs
Processes:
Payment copy_Usd 163,500.exepowershell.exepowershell.exePayment copy_Usd 163,500.exepid process 1880 Payment copy_Usd 163,500.exe 1880 Payment copy_Usd 163,500.exe 1880 Payment copy_Usd 163,500.exe 1880 Payment copy_Usd 163,500.exe 1880 Payment copy_Usd 163,500.exe 1880 Payment copy_Usd 163,500.exe 1880 Payment copy_Usd 163,500.exe 4644 powershell.exe 4136 powershell.exe 1880 Payment copy_Usd 163,500.exe 1880 Payment copy_Usd 163,500.exe 1692 Payment copy_Usd 163,500.exe 4644 powershell.exe 4136 powershell.exe 1692 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 1880 Payment copy_Usd 163,500.exe Token: SeDebugPrivilege 4644 powershell.exe Token: SeDebugPrivilege 4136 powershell.exe Token: SeDebugPrivilege 1692 Payment copy_Usd 163,500.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
Payment copy_Usd 163,500.exedescription pid process target process PID 1880 wrote to memory of 4136 1880 Payment copy_Usd 163,500.exe powershell.exe PID 1880 wrote to memory of 4136 1880 Payment copy_Usd 163,500.exe powershell.exe PID 1880 wrote to memory of 4136 1880 Payment copy_Usd 163,500.exe powershell.exe PID 1880 wrote to memory of 4644 1880 Payment copy_Usd 163,500.exe powershell.exe PID 1880 wrote to memory of 4644 1880 Payment copy_Usd 163,500.exe powershell.exe PID 1880 wrote to memory of 4644 1880 Payment copy_Usd 163,500.exe powershell.exe PID 1880 wrote to memory of 2812 1880 Payment copy_Usd 163,500.exe schtasks.exe PID 1880 wrote to memory of 2812 1880 Payment copy_Usd 163,500.exe schtasks.exe PID 1880 wrote to memory of 2812 1880 Payment copy_Usd 163,500.exe schtasks.exe PID 1880 wrote to memory of 1692 1880 Payment copy_Usd 163,500.exe Payment copy_Usd 163,500.exe PID 1880 wrote to memory of 1692 1880 Payment copy_Usd 163,500.exe Payment copy_Usd 163,500.exe PID 1880 wrote to memory of 1692 1880 Payment copy_Usd 163,500.exe Payment copy_Usd 163,500.exe PID 1880 wrote to memory of 1692 1880 Payment copy_Usd 163,500.exe Payment copy_Usd 163,500.exe PID 1880 wrote to memory of 1692 1880 Payment copy_Usd 163,500.exe Payment copy_Usd 163,500.exe PID 1880 wrote to memory of 1692 1880 Payment copy_Usd 163,500.exe Payment copy_Usd 163,500.exe PID 1880 wrote to memory of 1692 1880 Payment copy_Usd 163,500.exe Payment copy_Usd 163,500.exe PID 1880 wrote to memory of 1692 1880 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-1-5-21-1045988481-1457812719-2617974652-1000\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-1-5-21-1045988481-1457812719-2617974652-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Payment copy_Usd 163,500.exe
Processes
-
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:1880 -
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:4136 -
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:4644 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\IpqdQJORbvHjRe" /XML "C:\Users\Admin\AppData\Local\Temp\tmpAFF2.tmp"2⤵
- Creates scheduled task(s)
PID:2812 -
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:1692
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
18KB
MD5dff3829c47406434fd521dc37ac3cfee
SHA1d443ed0dbade006033cd8b56e242638c9534fe34
SHA256e30f44e4fd84706c64ccb841964cdf914df6e0aa26ec19d66f54b8cd08f1b93b
SHA512a23b12516980467a32b2e28ddd9fd4dc14bca37d8cfd6b5cedf7df1376bc782c6a2c0fdebca545ac5ce076ec9a2ebc5bb123ddc2be70aadd4c0100611e1460d3
-
Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
-
Filesize
1KB
MD5c27ff31e68d8610ea7312249fdedb67d
SHA1748f3f3e930c2cb6d2bc23a2d7a7eb3eaa85f138
SHA25655cfd5a41400126916101b8db85a3b4d09240cbd4c7a82dfc55e35752c83f099
SHA512319ba4a27e7aff69387c23a2439f89c788e5a735758d03bd4ec9e0dc6d3952d5f631728d4c76543ce0fc755a3c545dd0856f51aec0f14a0d6ba0b53316918f0f