Analysis
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max time kernel
76s -
max time network
128s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
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submitted
02/03/2023, 11:28
General
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Target
2023 March SIEMENS Energy -PO- 216238068.exe
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Size
936KB
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MD5
81fdfe1d01a52714cbd458ceb29aef2b
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SHA1
eaf372459703731089d4b2c00612ae64bbd68b67
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SHA256
1b9315693dc63807010f765d5f1e42a93726105005ccad4d49d81346a8af8b8c
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SHA512
3cef01b9c18b397e858f7bdabc635233435ad331e3fffce90e72468857e6737a8c410c98890b890d0a4360fdfca64e29d1bba5307d5998fdb81a2b2e8743c2c8
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SSDEEP
12288:KMu4ADz1KGz37siD/2okI6wpneNs4aSj+rXto/kNAptY7hPSCd/NmIEWnsqeqbIt:4zrlyot6y20o+rddA/s/NOWsq
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
mail.wilcon.com.ph - Port:
587 - Username:
[email protected] - Password:
password@cashier - Email To:
[email protected]
https://api.telegram.org/bot5839027687:AAGrC4UWgd0JQxMHOf1dCehA-oSrYF_Bez8/sendMessage?chat_id=1094077450
Signatures
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Snake Keylogger payload 1 IoCs
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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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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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
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Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious use of SetThreadContext 1 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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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 4 IoCs
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Suspicious use of AdjustPrivilegeToken 2 IoCs
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Suspicious use of WriteProcessMemory 14 IoCs
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outlook_office_path 1 IoCs
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outlook_win_path 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2023 March SIEMENS Energy -PO- 216238068.exe"C:\Users\Admin\AppData\Local\Temp\2023 March SIEMENS Energy -PO- 216238068.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\UeXpdoupY.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\UeXpdoupY" /XML "C:\Users\Admin\AppData\Local\Temp\tmp787C.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\2023 March SIEMENS Energy -PO- 216238068.exe"C:\Users\Admin\AppData\Local\Temp\2023 March SIEMENS Energy -PO- 216238068.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD58ec831f3e3a3f77e4a7b9cd32b48384c
SHA1d83f09fd87c5bd86e045873c231c14836e76a05c
SHA2567667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA51226bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD5d4ba06dfdd0c56d38c3ae89a73228cdb
SHA16f129035f1b4788344934d85abdbdd237727fefe
SHA25678947e453c60b59e541afec55e45fdcfd662c78707b4d2ce686d1f70bfb71e90
SHA5121fd81b6c92fb3e6b76ad4b7a9eefe070a973cc2dc9f749e1dba3a7cd3d7566852919c2fc298b815d1a13e166cf5e0567dcbfa9d66e6aea400b22e46bf35dfe62
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Filesize
64KB
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Filesize
152KB
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Filesize
64KB
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Filesize
1.8MB
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Filesize
6.5MB
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Filesize
200KB
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Filesize
6.2MB
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Filesize
216KB
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Filesize
32KB
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Filesize
136KB
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Filesize
408KB
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Filesize
408KB
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Filesize
104KB
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Filesize
56KB
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Filesize
600KB
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Filesize
120KB
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Filesize
304KB
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Filesize
40KB
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Filesize
64KB
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Filesize
120KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
104KB
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Filesize
40KB
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Filesize
64KB
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Filesize
624KB
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Filesize
960KB
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Filesize
5.6MB
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Filesize
584KB
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Filesize
64KB