Analysis
- max time kernel
149s - max time network
154s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
- submitted
27/05/2024, 19:11
General
- Target 7a35a309c9ef114088052f1d36e573ab_JaffaCakes118.exe
- Size 496KB
- Sample240527-xwes8aef4t
- SHA256 3b864940f74accb3097f2c6c979295c3a5f65af79cd0408f80869f82917b1627
Malware Config
Extracted
-
asyncrat
-
0.5.7B
-
Xxxu7
-
185.250.204.245:6606
-
185.250.204.245:7707
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185.250.204.245:8808
-
8SI8OkPnk
-
delay
5
-
install
false
-
install_folder
%AppData%
Signatures
- AsyncRat
AsyncRAT is designed to remotely monitor and control other computers written in C#.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Suspicious use of SetThreadContext 1 IoCs
- 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 use of WriteProcessMemory 11 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\7a35a309c9ef114088052f1d36e573ab_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\7a35a309c9ef114088052f1d36e573ab_JaffaCakes118.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\oUBzugvcC" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1C2E.tmp"2⤵
- Creates scheduled task(s)
-
-
C:\Users\Admin\AppData\Local\Temp\7a35a309c9ef114088052f1d36e573ab_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\7a35a309c9ef114088052f1d36e573ab_JaffaCakes118.exe"2⤵
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
tmp1C2E.tmp
memory/1392-23-0x0000000074490000-0x0000000074C40000-memory.dmp
memory/1392-22-0x0000000074490000-0x0000000074C40000-memory.dmp
memory/1392-20-0x0000000074490000-0x0000000074C40000-memory.dmp
memory/1392-18-0x0000000000400000-0x0000000000412000-memory.dmp
memory/3588-8-0x0000000005E90000-0x0000000005E98000-memory.dmp
memory/3588-12-0x0000000006B80000-0x0000000006B94000-memory.dmp
memory/3588-7-0x0000000074490000-0x0000000074C40000-memory.dmp
memory/3588-0-0x000000007449E000-0x000000007449F000-memory.dmp
memory/3588-9-0x000000007449E000-0x000000007449F000-memory.dmp
memory/3588-10-0x0000000074490000-0x0000000074C40000-memory.dmp
memory/3588-11-0x0000000006A50000-0x0000000006A82000-memory.dmp
memory/3588-6-0x0000000005CF0000-0x0000000005D46000-memory.dmp
memory/3588-5-0x0000000005A10000-0x0000000005A1A000-memory.dmp
memory/3588-4-0x0000000005AC0000-0x0000000005B52000-memory.dmp
memory/3588-3-0x0000000006070000-0x0000000006614000-memory.dmp
memory/3588-21-0x0000000074490000-0x0000000074C40000-memory.dmp
memory/3588-2-0x0000000005A20000-0x0000000005ABC000-memory.dmp
memory/3588-1-0x0000000000FD0000-0x0000000001052000-memory.dmp