Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240611-en -
resource tags
arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system -
submitted
20-06-2024 00:02
Static task
static1
Behavioral task
behavioral1
Sample
015331241ff5f83b18879e8f84ce0eaf_JaffaCakes118.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
015331241ff5f83b18879e8f84ce0eaf_JaffaCakes118.exe
Resource
win10v2004-20240611-en
General
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Target
015331241ff5f83b18879e8f84ce0eaf_JaffaCakes118.exe
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Size
1.5MB
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MD5
015331241ff5f83b18879e8f84ce0eaf
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SHA1
7ae7106ba8930e59253c3a874eb93a4872fa445a
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SHA256
d23666e2050ca9735e7a0745a2685e00466b2688af7c61a9a6cfc8f03b407d8a
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SHA512
538c6476a351c1d648e3dfdc2b55513efa24574efd56fe7de50863273d9b440233c5d7ca05de8cc929245d404c72b9c59a942c44fe806cb873b1442b608bbee1
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SSDEEP
24576:jVBCCc5CdFjqfKhn/rB5KNNCS+FRVvQKLd01W8GwPgx3kuwnXSRcsMc:jVs/MdFjqGn/rBYnkN70xGLtkpXe
Malware Config
Signatures
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" GB_LITES.exe -
Disables Task Manager via registry modification
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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-1-5-21-3169499791-3545231813-3156325206-1000\Control Panel\International\Geo\Nation 015331241ff5f83b18879e8f84ce0eaf_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 1336 GB_LITES.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\GB_LITES = "C:\\GB_LITES.exe" GB_LITES.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" GB_LITES.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 520 wrote to memory of 1336 520 015331241ff5f83b18879e8f84ce0eaf_JaffaCakes118.exe 83 PID 520 wrote to memory of 1336 520 015331241ff5f83b18879e8f84ce0eaf_JaffaCakes118.exe 83 PID 520 wrote to memory of 1336 520 015331241ff5f83b18879e8f84ce0eaf_JaffaCakes118.exe 83 -
System policy modification 1 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System GB_LITES.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" GB_LITES.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\015331241ff5f83b18879e8f84ce0eaf_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\015331241ff5f83b18879e8f84ce0eaf_JaffaCakes118.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:520 -
C:\GB_LITES.exe"C:\GB_LITES.exe"2⤵
- UAC bypass
- Executes dropped EXE
- Adds Run key to start application
- Checks whether UAC is enabled
- System policy modification
PID:1336
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Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
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Downloads
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Filesize
2.2MB
MD5e8a175b0229c684fa7a17cdd45e5b10e
SHA150f3a08ea5c652f7a5bc238a84f807e9fc8b6ccf
SHA256234461d4039cc2585f6681c173c3e06c49c1ed0ebfb981b65db68615d0ece7a0
SHA512db184ed9685f15695eec4bbdff174b9c9439ed892d1965099cda4beef33c95c93fbde6e572801ade9a56c70a10f93ddebaa7cdbec34de9ae128643bbe4d32b66
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Filesize
1.4MB
MD551b4cecfb4c9ca5bf38215744e5df39d
SHA16e2b8eed69064ff617aaf8a411e0f627fb59eac5
SHA256d4afdbc3b6169128c7752936d9ee4aefe6a435ab3d0ef0d9eb12d5a1bb1e11ad
SHA51274d1e9e7da3035a9dda6bdd9fcc3650cecbfb122cc09d6f4ba231982be5c5342cba23e7d00aac10c012673c562596a23e89cb9fccdeb42743ce026122121fe50