Analysis
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max time kernel
150s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
11-04-2024 02:20
Static task
static1
Behavioral task
behavioral1
Sample
ec7895ff1c76d9878eb83a1f5f293183_JaffaCakes118.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
ec7895ff1c76d9878eb83a1f5f293183_JaffaCakes118.exe
Resource
win10v2004-20240226-en
General
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Target
ec7895ff1c76d9878eb83a1f5f293183_JaffaCakes118.exe
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Size
463KB
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MD5
ec7895ff1c76d9878eb83a1f5f293183
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SHA1
323cac16e31927d2dd60fcf44664a91f717ddb6b
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SHA256
ccabffdd4bf425868896cc1db74281920b722f7ba0107c767fdbe265d8fa90da
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SHA512
99a2bb3ad9cd27fb6ba4f11f30bca2dd7617f939f22ff82cfe93a7ed1e791a3108ec81c6eb1183f91882a2041c2b1b3e38530b96aa4a42af7d8bec4db07d71c3
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SSDEEP
12288:jilc87eqqV5e+wBV6O+pAsRdcHzDkEca/Y:jiSqqHeVBxhsRdecEf/Y
Malware Config
Signatures
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Executes dropped EXE 3 IoCs
pid Process 3980 backconf.exe 4468 ~77D.tmp 1744 openpubw.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\PATHsfc = "C:\\Users\\Admin\\AppData\\Roaming\\EhStPING\\backconf.exe" ec7895ff1c76d9878eb83a1f5f293183_JaffaCakes118.exe -
Drops file in System32 directory 1 IoCs
description ioc Process File created C:\Windows\SysWOW64\openpubw.exe ec7895ff1c76d9878eb83a1f5f293183_JaffaCakes118.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3980 backconf.exe 3980 backconf.exe 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE 3188 Explorer.EXE -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3980 backconf.exe -
Suspicious use of UnmapMainImage 1 IoCs
pid Process 3188 Explorer.EXE -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 1804 wrote to memory of 3980 1804 ec7895ff1c76d9878eb83a1f5f293183_JaffaCakes118.exe 90 PID 1804 wrote to memory of 3980 1804 ec7895ff1c76d9878eb83a1f5f293183_JaffaCakes118.exe 90 PID 1804 wrote to memory of 3980 1804 ec7895ff1c76d9878eb83a1f5f293183_JaffaCakes118.exe 90 PID 3980 wrote to memory of 4468 3980 backconf.exe 92 PID 3980 wrote to memory of 4468 3980 backconf.exe 92 PID 4468 wrote to memory of 3188 4468 ~77D.tmp 57
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of UnmapMainImage
PID:3188 -
C:\Users\Admin\AppData\Local\Temp\ec7895ff1c76d9878eb83a1f5f293183_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\ec7895ff1c76d9878eb83a1f5f293183_JaffaCakes118.exe"2⤵
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:1804 -
C:\Users\Admin\AppData\Roaming\EhStPING\backconf.exe"C:\Users\Admin\AppData\Roaming\EhStPING"3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3980 -
C:\Users\Admin\AppData\Local\Temp\~77D.tmp3188 474632 3980 14⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4468
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C:\Windows\SysWOW64\openpubw.exeC:\Windows\SysWOW64\openpubw.exe -s1⤵
- Executes dropped EXE
PID:1744
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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=4104 --field-trial-handle=2280,i,11703952675008463361,17436195144517971517,262144 --variations-seed-version /prefetch:81⤵PID:3936
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
8KB
MD586dc243576cf5c7445451af37631eea9
SHA199a81c47c4c02f32c0ab456bfa23c306c7a09bf9
SHA25625d2a671e1b5b5b95697ac0234ce4d46e0d0894919521b54aabebd9daecf994a
SHA512c7310524f9b65f811146c1eb6ae944966351ac88a95fbc1ac422d8810730e5e212a7e28090ad758ea23c96ba38073e7fcf42460575e7f09dbc759a45c5d5a4a4
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Filesize
463KB
MD51ec39ef550da21181f0b94adaa3a6adb
SHA1e45b2c6849bfb166f800d76b20049ff3a644c575
SHA25611fe6b7156cfb33125d24e5920c60dc164322fdb99e5218f4a33d1abccfdb490
SHA5121b25c9572790f93f5b1d7c7c787068165c26216137940eda7a2a806ca37fb1c47db52a78f119b4212de9e8427c850103c7e24ee4a559b7bd8ccd14ca7d958333