Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
27/04/2024, 06:55
Static task
static1
Behavioral task
behavioral1
Sample
02abaeefe6589e5ccee65d47eba749a7_JaffaCakes118.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
02abaeefe6589e5ccee65d47eba749a7_JaffaCakes118.exe
Resource
win10v2004-20240226-en
General
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Target
02abaeefe6589e5ccee65d47eba749a7_JaffaCakes118.exe
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Size
211KB
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MD5
02abaeefe6589e5ccee65d47eba749a7
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SHA1
b25cf7475351f1f9b205954d751041329b75d8d9
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SHA256
c8ddf513dad4e319e738bad058a5ff1432057fab3f34f5402325b9e83909d864
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SHA512
ebebac6c46754c3f2eb2b67f3cc47bc038ea2e66d88dcbae047d15424d4cd344022a8337a102c0bc22c5e657e217286a6bcdba146649573ba4d02c964f27457c
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SSDEEP
1536:keZN1s3o5pMCgNlWnkEU2jKIUhycIIWBjSWD7yayIFbJmLvEVJHrwmO:kuvp5KNlc1jKjycIIWtDlfmLvQLw
Malware Config
Extracted
njrat
0.7d
Last
recreciptor.hopto.org:2255
63951ff13995ee572862321383fecced
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reg_key
63951ff13995ee572862321383fecced
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splitter
|'|'|
Signatures
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Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1112 netsh.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation 02abaeefe6589e5ccee65d47eba749a7_JaffaCakes118.exe -
Drops startup file 2 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\63951ff13995ee572862321383fecced.exe VIP72.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\63951ff13995ee572862321383fecced.exe VIP72.exe -
Executes dropped EXE 1 IoCs
pid Process 4392 VIP72.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\63951ff13995ee572862321383fecced = "\"C:\\Users\\Admin\\AppData\\Roaming\\VIP72.exe\" .." VIP72.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\63951ff13995ee572862321383fecced = "\"C:\\Users\\Admin\\AppData\\Roaming\\VIP72.exe\" .." VIP72.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of AdjustPrivilegeToken 31 IoCs
description pid Process Token: SeDebugPrivilege 4392 VIP72.exe Token: 33 4392 VIP72.exe Token: SeIncBasePriorityPrivilege 4392 VIP72.exe Token: 33 4392 VIP72.exe Token: SeIncBasePriorityPrivilege 4392 VIP72.exe Token: 33 4392 VIP72.exe Token: SeIncBasePriorityPrivilege 4392 VIP72.exe Token: 33 4392 VIP72.exe Token: SeIncBasePriorityPrivilege 4392 VIP72.exe Token: 33 4392 VIP72.exe Token: SeIncBasePriorityPrivilege 4392 VIP72.exe Token: 33 4392 VIP72.exe Token: SeIncBasePriorityPrivilege 4392 VIP72.exe Token: 33 4392 VIP72.exe Token: SeIncBasePriorityPrivilege 4392 VIP72.exe Token: 33 4392 VIP72.exe Token: SeIncBasePriorityPrivilege 4392 VIP72.exe Token: 33 4392 VIP72.exe Token: SeIncBasePriorityPrivilege 4392 VIP72.exe Token: 33 4392 VIP72.exe Token: SeIncBasePriorityPrivilege 4392 VIP72.exe Token: 33 4392 VIP72.exe Token: SeIncBasePriorityPrivilege 4392 VIP72.exe Token: 33 4392 VIP72.exe Token: SeIncBasePriorityPrivilege 4392 VIP72.exe Token: 33 4392 VIP72.exe Token: SeIncBasePriorityPrivilege 4392 VIP72.exe Token: 33 4392 VIP72.exe Token: SeIncBasePriorityPrivilege 4392 VIP72.exe Token: 33 4392 VIP72.exe Token: SeIncBasePriorityPrivilege 4392 VIP72.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 956 wrote to memory of 4392 956 02abaeefe6589e5ccee65d47eba749a7_JaffaCakes118.exe 91 PID 956 wrote to memory of 4392 956 02abaeefe6589e5ccee65d47eba749a7_JaffaCakes118.exe 91 PID 4392 wrote to memory of 1112 4392 VIP72.exe 96 PID 4392 wrote to memory of 1112 4392 VIP72.exe 96
Processes
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C:\Users\Admin\AppData\Local\Temp\02abaeefe6589e5ccee65d47eba749a7_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\02abaeefe6589e5ccee65d47eba749a7_JaffaCakes118.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:956 -
C:\Users\Admin\AppData\Roaming\VIP72.exe"C:\Users\Admin\AppData\Roaming\VIP72.exe"2⤵
- Drops startup file
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4392 -
C:\Windows\SYSTEM32\netsh.exenetsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\VIP72.exe" "VIP72.exe" ENABLE3⤵
- Modifies Windows Firewall
PID:1112
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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=3276 --field-trial-handle=2356,i,13261194862334667799,7441241219475888176,262144 --variations-seed-version /prefetch:81⤵PID:4896
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Replay Monitor
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Downloads
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Filesize
211KB
MD502abaeefe6589e5ccee65d47eba749a7
SHA1b25cf7475351f1f9b205954d751041329b75d8d9
SHA256c8ddf513dad4e319e738bad058a5ff1432057fab3f34f5402325b9e83909d864
SHA512ebebac6c46754c3f2eb2b67f3cc47bc038ea2e66d88dcbae047d15424d4cd344022a8337a102c0bc22c5e657e217286a6bcdba146649573ba4d02c964f27457c