Analysis
- max time kernel
147s - max time network
155s - platform
windows10-2004_x64 - resource
win10v2004-20240319-en - resource tags
- submitted
07/04/2024, 08:41
General
- Target e4855192334bc3427b7634abcbdc4659_JaffaCakes118.exe
- Size 818KB
- Sample240407-klg5dahe96
- SHA256 17680c1b0efe77b4939fc8103d8c1b3a0245a99ed8c96fcd3903794179d23ee9
Malware Config
Extracted
-
matiex
-
https://api.telegram.org/bot1395392888:AAFrJovDdZICOFB0gX0eGWrAUzEKCRpv8xo/sendMessage?chat_id=1300181783
Signatures
- Detect ZGRat V1 1 IoCs
- Matiex
Matiex is a keylogger and infostealer first seen in July 2020.
- Matiex Main payload 1 IoCs
- ZGRat
ZGRat is remote access trojan written in C#.
- Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
- 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
- Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 1 IoCs
- Program crash 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\e4855192334bc3427b7634abcbdc4659_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\e4855192334bc3427b7634abcbdc4659_JaffaCakes118.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\e4855192334bc3427b7634abcbdc4659_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\e4855192334bc3427b7634abcbdc4659_JaffaCakes118.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1644 -s 21723⤵
- Program crash
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 1644 -ip 16441⤵
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4476 --field-trial-handle=2252,i,3429015581403167983,2708022432612919502,262144 --variations-seed-version /prefetch:81⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
e4855192334bc3427b7634abcbdc4659_JaffaCakes118.exe.log
memory/1644-8-0x0000000000400000-0x0000000000476000-memory.dmp
memory/1644-15-0x0000000075350000-0x0000000075B00000-memory.dmp
memory/1644-14-0x0000000005510000-0x0000000005520000-memory.dmp
memory/1644-12-0x0000000075350000-0x0000000075B00000-memory.dmp
memory/1644-13-0x0000000005310000-0x0000000005376000-memory.dmp
memory/1908-3-0x00000000051C0000-0x0000000005252000-memory.dmp
memory/1908-7-0x0000000005150000-0x0000000005166000-memory.dmp
memory/1908-5-0x00000000052A0000-0x0000000005306000-memory.dmp
memory/1908-6-0x0000000005550000-0x0000000005560000-memory.dmp
memory/1908-11-0x0000000075350000-0x0000000075B00000-memory.dmp
memory/1908-4-0x0000000005340000-0x00000000053DC000-memory.dmp
memory/1908-0-0x0000000000750000-0x0000000000824000-memory.dmp
memory/1908-2-0x0000000005850000-0x0000000005DF4000-memory.dmp
memory/1908-1-0x0000000075350000-0x0000000075B00000-memory.dmp