Analysis
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max time kernel
138s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20231023-en -
resource tags
arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system -
submitted
09-11-2023 12:40
Static task
static1
Behavioral task
behavioral1
Sample
9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exe
Resource
win10v2004-20231023-en
General
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Target
9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exe
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Size
524KB
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MD5
85443ccfa143379ec25bb88f633b52f9
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SHA1
54d38cb1493d74f5db941457134dab70e6adba6c
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SHA256
9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744
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SHA512
74d7b2a19a979ebe7c77e1408f38e2be17c14dc3cf58e558d97f2e870eeb2ac552deb85f591e0d78bc672a75f475919545a06d68f31f11455709d5cc8a826926
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SSDEEP
12288:GyEYyVFliq4zzbTA23nSbFHGyWFhhassVGaW90QDZmcI+vy:nV+FliBb73nSbFIKsskF0QkcVK
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
mail.euromedica.bg - Port:
587 - Username:
[email protected] - Password:
KapitanPetkoVoivoda - 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 1 IoCs
Processes:
resource yara_rule behavioral2/memory/3056-22-0x0000000000400000-0x0000000000424000-memory.dmp family_snakekeylogger -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-3125601242-331447593-1512828465-1000\Control Panel\International\Geo\Nation 9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.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:
9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3125601242-331447593-1512828465-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exe Key opened \REGISTRY\USER\S-1-5-21-3125601242-331447593-1512828465-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exe Key opened \REGISTRY\USER\S-1-5-21-3125601242-331447593-1512828465-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.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 65 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exedescription pid process target process PID 2216 set thread context of 3056 2216 9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exe 9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.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 6 IoCs
Processes:
9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exe9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exepowershell.exepid process 2216 9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exe 2216 9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exe 3056 9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exe 2964 powershell.exe 2964 powershell.exe 3056 9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exe9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exepowershell.exedescription pid process Token: SeDebugPrivilege 2216 9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exe Token: SeDebugPrivilege 3056 9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exe Token: SeDebugPrivilege 2964 powershell.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exedescription pid process target process PID 2216 wrote to memory of 2964 2216 9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exe powershell.exe PID 2216 wrote to memory of 2964 2216 9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exe powershell.exe PID 2216 wrote to memory of 2964 2216 9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exe powershell.exe PID 2216 wrote to memory of 4760 2216 9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exe schtasks.exe PID 2216 wrote to memory of 4760 2216 9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exe schtasks.exe PID 2216 wrote to memory of 4760 2216 9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exe schtasks.exe PID 2216 wrote to memory of 4736 2216 9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exe 9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exe PID 2216 wrote to memory of 4736 2216 9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exe 9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exe PID 2216 wrote to memory of 4736 2216 9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exe 9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exe PID 2216 wrote to memory of 3056 2216 9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exe 9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exe PID 2216 wrote to memory of 3056 2216 9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exe 9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exe PID 2216 wrote to memory of 3056 2216 9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exe 9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exe PID 2216 wrote to memory of 3056 2216 9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exe 9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exe PID 2216 wrote to memory of 3056 2216 9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exe 9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exe PID 2216 wrote to memory of 3056 2216 9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exe 9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exe PID 2216 wrote to memory of 3056 2216 9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exe 9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exe PID 2216 wrote to memory of 3056 2216 9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exe 9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exe -
outlook_office_path 1 IoCs
Processes:
9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3125601242-331447593-1512828465-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exe -
outlook_win_path 1 IoCs
Processes:
9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3125601242-331447593-1512828465-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exe"C:\Users\Admin\AppData\Local\Temp\9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2216 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\kLlcmh.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2964 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\kLlcmh" /XML "C:\Users\Admin\AppData\Local\Temp\tmpABDB.tmp"2⤵
- Creates scheduled task(s)
PID:4760 -
C:\Users\Admin\AppData\Local\Temp\9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exe"C:\Users\Admin\AppData\Local\Temp\9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exe"2⤵PID:4736
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C:\Users\Admin\AppData\Local\Temp\9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exe"C:\Users\Admin\AppData\Local\Temp\9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:3056
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\9effb24088b93de7e99f6e33a9e81b4d7bef01720107e634b98c2774fd913744.exe.log
Filesize1KB
MD58ec831f3e3a3f77e4a7b9cd32b48384c
SHA1d83f09fd87c5bd86e045873c231c14836e76a05c
SHA2567667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA51226bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD5647773ced2b36c33c9bb789103814b03
SHA1cc4d58aa2f2cee61d7334c6f90a5e6c9a5f27716
SHA256b73eeff6195d81fed4107de4c8790a2f4ab8b3ca3278227eda0cff1a1302b3b3
SHA512e28ba44287ad23a76f2486e3aae4a389599942e8eaa2d2b13987f1e4622390c63f2e428e226c82167cd9852d46aaf8c67ef056ec28c8015072dd6bffdffef665