Analysis
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max time kernel
149s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
05-04-2024 03:00
Behavioral task
behavioral1
Sample
c8f4bba95b86ba61ec57e8f38461144d_JaffaCakes118.exe
Resource
win7-20231129-en
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
c8f4bba95b86ba61ec57e8f38461144d_JaffaCakes118.exe
Resource
win10v2004-20231215-en
8 signatures
150 seconds
General
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Target
c8f4bba95b86ba61ec57e8f38461144d_JaffaCakes118.exe
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Size
160KB
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MD5
c8f4bba95b86ba61ec57e8f38461144d
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SHA1
548470225b91a870653e10e740edad46fbb12c91
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SHA256
c393f34580537fc37b934bbb2874b099b8fd0737d6c4ec4d119391023b696122
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SHA512
32ed3aafc8dcd65e3dc2acd2a5ece39c3c83cb34f4cfa1441c0c21dc94a421ef2dea94b9cff269a58b9086607b63bb2209e378bd23bd584975117a2ed895df61
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SSDEEP
1536:xEY+mFM2HXKZgi0Iksu+XM5/HtAQ9J6xph:6Y+4MiIkLZJNAQ9J6v
Score
10/10
Malware Config
Signatures
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Processes:
resource yara_rule behavioral2/memory/1944-0-0x0000000000400000-0x0000000000428000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
winver.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\7FA4054C = "C:\\Users\\Admin\\AppData\\Roaming\\7FA4054C\\bin.exe" winver.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 2068 3532 WerFault.exe winver.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
winver.exepid process 3532 winver.exe 3532 winver.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
Explorer.EXEdescription pid process Token: SeShutdownPrivilege 3560 Explorer.EXE Token: SeCreatePagefilePrivilege 3560 Explorer.EXE -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
winver.exepid process 3532 winver.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
c8f4bba95b86ba61ec57e8f38461144d_JaffaCakes118.exewinver.exedescription pid process target process PID 1944 wrote to memory of 3532 1944 c8f4bba95b86ba61ec57e8f38461144d_JaffaCakes118.exe winver.exe PID 1944 wrote to memory of 3532 1944 c8f4bba95b86ba61ec57e8f38461144d_JaffaCakes118.exe winver.exe PID 1944 wrote to memory of 3532 1944 c8f4bba95b86ba61ec57e8f38461144d_JaffaCakes118.exe winver.exe PID 1944 wrote to memory of 3532 1944 c8f4bba95b86ba61ec57e8f38461144d_JaffaCakes118.exe winver.exe PID 3532 wrote to memory of 3560 3532 winver.exe Explorer.EXE PID 3532 wrote to memory of 2592 3532 winver.exe sihost.exe
Processes
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C:\Windows\system32\sihost.exesihost.exe1⤵PID:2592
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3560 -
C:\Users\Admin\AppData\Local\Temp\c8f4bba95b86ba61ec57e8f38461144d_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\c8f4bba95b86ba61ec57e8f38461144d_JaffaCakes118.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:1944 -
C:\Windows\SysWOW64\winver.exewinver3⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:3532 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3532 -s 3524⤵
- Program crash
PID:2068
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3532 -ip 35321⤵PID:4644