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Analysis
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max time kernel
147s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20240319-en -
resource tags
arch:x64arch:x86image:win10v2004-20240319-enlocale:en-usos:windows10-2004-x64system -
submitted
11/04/2024, 15:42
Static task
static1
Behavioral task
behavioral1
Sample
edc623389ea7cfe31884a79821e21b69_JaffaCakes118.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
edc623389ea7cfe31884a79821e21b69_JaffaCakes118.exe
Resource
win10v2004-20240319-en
General
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Target
edc623389ea7cfe31884a79821e21b69_JaffaCakes118.exe
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Size
146KB
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MD5
edc623389ea7cfe31884a79821e21b69
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SHA1
a45eb688b48feb67e942f1a5c0f3ddb897068b12
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SHA256
88cd987421b7810d571cd91ea722eb2731a83c2425a7bf8b0d47480ab7a70af9
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SHA512
ced0179d5ff54f3c12824872d85e3c4798471af9e1e24d38afed0f400cc1e044a9d8642ca27e0dab85094c932d95b529198aaf00bd75c8c68939f7d41c1a16ce
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SSDEEP
3072:LTIOYS71IE6d4WfgJ+Og07Iw3S5GHVvANfuaZyIYlfxu/YWcShby:LkdS10dtfgrg0v33VoNfuaWfQYYby
Malware Config
Signatures
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Modifies AppInit DLL entries 2 TTPs
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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-1-5-21-817259280-2658881748-983986378-1000\Control Panel\International\Geo\Nation edc623389ea7cfe31884a79821e21b69_JaffaCakes118.exe -
Loads dropped DLL 4 IoCs
pid Process 4920 edc623389ea7cfe31884a79821e21b69_JaffaCakes118.exe 5116 rundll32.exe 2464 Process not Found 2504 cmd.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\Backinit.dll edc623389ea7cfe31884a79821e21b69_JaffaCakes118.exe File opened for modification C:\Windows\system32\Backinit64.dll edc623389ea7cfe31884a79821e21b69_JaffaCakes118.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 2 IoCs
pid pid_target Process procid_target 2172 2504 WerFault.exe 110 3716 2504 WerFault.exe 110 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4920 edc623389ea7cfe31884a79821e21b69_JaffaCakes118.exe 4920 edc623389ea7cfe31884a79821e21b69_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 4920 wrote to memory of 5116 4920 edc623389ea7cfe31884a79821e21b69_JaffaCakes118.exe 108 PID 4920 wrote to memory of 5116 4920 edc623389ea7cfe31884a79821e21b69_JaffaCakes118.exe 108 PID 4920 wrote to memory of 2504 4920 edc623389ea7cfe31884a79821e21b69_JaffaCakes118.exe 110 PID 4920 wrote to memory of 2504 4920 edc623389ea7cfe31884a79821e21b69_JaffaCakes118.exe 110 PID 4920 wrote to memory of 2504 4920 edc623389ea7cfe31884a79821e21b69_JaffaCakes118.exe 110 -
Views/modifies file attributes 1 TTPs 1 IoCs
pid Process 2108 attrib.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\edc623389ea7cfe31884a79821e21b69_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\edc623389ea7cfe31884a79821e21b69_JaffaCakes118.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4920 -
C:\Windows\System32\rundll32.exe"C:\Windows\System32\rundll32.exe" "C:\Windows\system32\Backinit64.dll",CreateProcessNotify2⤵
- Loads dropped DLL
PID:5116
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\240629171.bat" "C:\Users\Admin\AppData\Local\Temp\edc623389ea7cfe31884a79821e21b69_JaffaCakes118.exe""2⤵
- Loads dropped DLL
PID:2504 -
C:\Windows\SysWOW64\attrib.exeattrib -r -s -h"C:\Users\Admin\AppData\Local\Temp\edc623389ea7cfe31884a79821e21b69_JaffaCakes118.exe"3⤵
- Views/modifies file attributes
PID:2108
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2504 -s 5283⤵
- Program crash
PID:2172
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2504 -s 5363⤵
- Program crash
PID:3716
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 2504 -ip 25041⤵PID:2520
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 2504 -ip 25041⤵PID:1844
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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=3860 --field-trial-handle=2264,i,7994609493164365963,13212734413040148104,262144 --variations-seed-version /prefetch:81⤵PID:3756
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
69B
MD5604802586163bdc9eda42f6a471e01ad
SHA1fc255017a78e3ec103f73c8c8651effe08089c81
SHA25602f35eec8f33e1ad57621253ee252ca073f6cc16bf9712d89859ffeb6bb49dd3
SHA51266dc346d7bdcc80fc8ae6894ae10cab306aaf5cf1c1dd750a971d3df37d6f4ac607d188f583d08b526e3df13234cec9c7fa7f9bdc4c4ad187fc83a3506b94888
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Filesize
44KB
MD5742b5669339ed6ecf52a5328b3d3c874
SHA15fef004a394b6978dde2327edd7845fae1048a76
SHA25636add7ac4ca632a0ad9289c296b4f3fae562c62535c6c3a2cf41ec55db4394db
SHA512195421ea732a556b1038ed61f8805988e11c69ca8fe4e2d87c23658346c2fd103b95cadbf02fc3b19770929e6fff37cd0fcef624f224e5a5f917dbe656b21b92
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Filesize
49KB
MD5f3e4546bbd4efcee98ce0b52849eaf93
SHA11ed5a64c7fb23e819d4d07be2cf3af8b4a21ec91
SHA2562fc174a878b943567431dbd617c1b4ddfaf78000ca1091eaa7d711de6c59406e
SHA5121e37f74891380f1b52e8b680aa74b8f3318648929010cb079c17bc3a2ed7f503ee47ebab8bd3311daa771dab282d35ba6a24dc730a3c9d46deb02810938fb284