Analysis
- max time kernel
141s - max time network
160s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system - submitted
29/05/2024, 00:04
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
7edcdb0339a8278ccf4533f048be53d4_JaffaCakes118.exe
Resource
win7-20240221-en
7 signatures
150 seconds
General
- Target 7edcdb0339a8278ccf4533f048be53d4_JaffaCakes118.exe
- Size 104KB
- Sample240529-aclfbsba32
- SHA256 1ac7ec54b37c85164442fb721d2a6fcf5c7b36e112545ee51a96def0cd5fd4c8
- MD5 7edcdb0339a8278ccf4533f048be53d4
- SHA1 4aa0902c366b10028f1b6459e68ce93eb36468c9
- SHA512 b8dd9f8cfa4127f721e12f9d8a80dbb6e7ee9174bf3663ebbd5f46ac6be431d283526dfc3c8925facee34b86c3c04d0002466762f87382e731e2432017bb98ae
- SSDEEP 1536:XmN+MiaQIm8a9YWXNT+cjA1RIsEaD6dDJhp2kbHloZs:O+ZIm8aiJcjQIfjnp5bFoa
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- Drops file in System32 directory 4 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 duplexlogs.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE duplexlogs.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies duplexlogs.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 duplexlogs.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Modifies data under HKEY_USERS 3 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix duplexlogs.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" duplexlogs.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" duplexlogs.exe - Suspicious behavior: EnumeratesProcesses 18 IoCs
pid Process 636 7edcdb0339a8278ccf4533f048be53d4_JaffaCakes118.exe 636 7edcdb0339a8278ccf4533f048be53d4_JaffaCakes118.exe 3308 7edcdb0339a8278ccf4533f048be53d4_JaffaCakes118.exe 3308 7edcdb0339a8278ccf4533f048be53d4_JaffaCakes118.exe 4484 duplexlogs.exe 4484 duplexlogs.exe 3092 duplexlogs.exe 3092 duplexlogs.exe 3092 duplexlogs.exe 3092 duplexlogs.exe 3092 duplexlogs.exe 3092 duplexlogs.exe 3092 duplexlogs.exe 3092 duplexlogs.exe 3092 duplexlogs.exe 3092 duplexlogs.exe 3092 duplexlogs.exe 3092 duplexlogs.exe - Suspicious behavior: RenamesItself 1 IoCs
pid Process 3308 7edcdb0339a8278ccf4533f048be53d4_JaffaCakes118.exe - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 636 wrote to memory of 3308 636 7edcdb0339a8278ccf4533f048be53d4_JaffaCakes118.exe 91 PID 636 wrote to memory of 3308 636 7edcdb0339a8278ccf4533f048be53d4_JaffaCakes118.exe 91 PID 636 wrote to memory of 3308 636 7edcdb0339a8278ccf4533f048be53d4_JaffaCakes118.exe 91 PID 4484 wrote to memory of 3092 4484 duplexlogs.exe 93 PID 4484 wrote to memory of 3092 4484 duplexlogs.exe 93 PID 4484 wrote to memory of 3092 4484 duplexlogs.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\7edcdb0339a8278ccf4533f048be53d4_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\7edcdb0339a8278ccf4533f048be53d4_JaffaCakes118.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:636 -
C:\Users\Admin\AppData\Local\Temp\7edcdb0339a8278ccf4533f048be53d4_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\7edcdb0339a8278ccf4533f048be53d4_JaffaCakes118.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
PID:3308
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C:\Windows\SysWOW64\duplexlogs.exe"C:\Windows\SysWOW64\duplexlogs.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4484 -
C:\Windows\SysWOW64\duplexlogs.exe"C:\Windows\SysWOW64\duplexlogs.exe"2⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
PID:3092
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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=4352 --field-trial-handle=2252,i,16022092570067181109,3235558581947505669,262144 --variations-seed-version /prefetch:81⤵PID:3400