Analysis
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max time kernel
141s -
max time network
144s -
platform
windows7_x64 -
resource
win7-20240419-en -
resource tags
arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system -
submitted
21-05-2024 11:06
Static task
static1
Behavioral task
behavioral1
Sample
6312e50af74e027602835fbfbd0f36f1_JaffaCakes118.exe
Resource
win7-20240419-en
General
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Target
6312e50af74e027602835fbfbd0f36f1_JaffaCakes118.exe
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Size
137KB
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MD5
6312e50af74e027602835fbfbd0f36f1
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SHA1
b49199cf00e9da82f3244fb534760d40e1d65404
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SHA256
2c9b8ed7cb7ce9b49579453283292ddf478c6ab2953b66c27aac8dfc84c6fb2b
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SHA512
e5bfc84a1edbdbdedad1552cf2b3d5bad1113ebd96f90b0e79e65e7a78af91a973f05c1998967c6e690a30b877375dd0f91d14c1caefb225cd51b23303874955
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SSDEEP
3072:yF0Ecszb+wLvN0YBn/+kuSmR8+J2xixlwEHIOH5SZ:lJgmm+P3K+JpxFH5A
Malware Config
Signatures
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Drops file in System32 directory 1 IoCs
Processes:
targetscycle.exedescription ioc process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat targetscycle.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Modifies data under HKEY_USERS 21 IoCs
Processes:
targetscycle.exedescription ioc process Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{7B74648D-87EB-49B6-ADCF-4F477A4ACB04} targetscycle.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{7B74648D-87EB-49B6-ADCF-4F477A4ACB04}\WpadDecisionTime = a03555016fabda01 targetscycle.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\3e-1b-6a-dc-7c-1f targetscycle.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\3e-1b-6a-dc-7c-1f\WpadDecision = "0" targetscycle.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 targetscycle.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 targetscycle.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00c6000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 targetscycle.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{7B74648D-87EB-49B6-ADCF-4F477A4ACB04}\3e-1b-6a-dc-7c-1f targetscycle.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\3e-1b-6a-dc-7c-1f\WpadDecisionReason = "1" targetscycle.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections targetscycle.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{7B74648D-87EB-49B6-ADCF-4F477A4ACB04}\WpadDecisionReason = "1" targetscycle.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{7B74648D-87EB-49B6-ADCF-4F477A4ACB04}\WpadDecision = "0" targetscycle.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad targetscycle.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\3e-1b-6a-dc-7c-1f\WpadDecisionTime = a03555016fabda01 targetscycle.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" targetscycle.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings targetscycle.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" targetscycle.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{7B74648D-87EB-49B6-ADCF-4F477A4ACB04}\WpadNetworkName = "Network 3" targetscycle.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings targetscycle.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix targetscycle.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" targetscycle.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
targetscycle.exepid process 2660 targetscycle.exe 2660 targetscycle.exe 2660 targetscycle.exe -
Suspicious behavior: RenamesItself 1 IoCs
Processes:
6312e50af74e027602835fbfbd0f36f1_JaffaCakes118.exepid process 1636 6312e50af74e027602835fbfbd0f36f1_JaffaCakes118.exe -
Suspicious use of UnmapMainImage 4 IoCs
Processes:
6312e50af74e027602835fbfbd0f36f1_JaffaCakes118.exe6312e50af74e027602835fbfbd0f36f1_JaffaCakes118.exetargetscycle.exetargetscycle.exepid process 2224 6312e50af74e027602835fbfbd0f36f1_JaffaCakes118.exe 1636 6312e50af74e027602835fbfbd0f36f1_JaffaCakes118.exe 1232 targetscycle.exe 2660 targetscycle.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
6312e50af74e027602835fbfbd0f36f1_JaffaCakes118.exetargetscycle.exedescription pid process target process PID 2224 wrote to memory of 1636 2224 6312e50af74e027602835fbfbd0f36f1_JaffaCakes118.exe 6312e50af74e027602835fbfbd0f36f1_JaffaCakes118.exe PID 2224 wrote to memory of 1636 2224 6312e50af74e027602835fbfbd0f36f1_JaffaCakes118.exe 6312e50af74e027602835fbfbd0f36f1_JaffaCakes118.exe PID 2224 wrote to memory of 1636 2224 6312e50af74e027602835fbfbd0f36f1_JaffaCakes118.exe 6312e50af74e027602835fbfbd0f36f1_JaffaCakes118.exe PID 2224 wrote to memory of 1636 2224 6312e50af74e027602835fbfbd0f36f1_JaffaCakes118.exe 6312e50af74e027602835fbfbd0f36f1_JaffaCakes118.exe PID 1232 wrote to memory of 2660 1232 targetscycle.exe targetscycle.exe PID 1232 wrote to memory of 2660 1232 targetscycle.exe targetscycle.exe PID 1232 wrote to memory of 2660 1232 targetscycle.exe targetscycle.exe PID 1232 wrote to memory of 2660 1232 targetscycle.exe targetscycle.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\6312e50af74e027602835fbfbd0f36f1_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\6312e50af74e027602835fbfbd0f36f1_JaffaCakes118.exe"1⤵
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2224 -
C:\Users\Admin\AppData\Local\Temp\6312e50af74e027602835fbfbd0f36f1_JaffaCakes118.exe--dc0357862⤵
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
PID:1636
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C:\Windows\SysWOW64\targetscycle.exe"C:\Windows\SysWOW64\targetscycle.exe"1⤵
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1232 -
C:\Windows\SysWOW64\targetscycle.exe--86bdd2962⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of UnmapMainImage
PID:2660
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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memory/1232-9-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/1232-7-0x0000000000400000-0x0000000000423000-memory.dmpFilesize
140KB
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memory/1636-6-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/1636-11-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/1636-5-0x0000000000400000-0x0000000000423000-memory.dmpFilesize
140KB
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memory/2224-4-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/2224-0-0x00000000001B0000-0x00000000001C1000-memory.dmpFilesize
68KB
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memory/2224-3-0x00000000001B0000-0x00000000001C1000-memory.dmpFilesize
68KB
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memory/2224-1-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/2660-12-0x0000000000400000-0x0000000000423000-memory.dmpFilesize
140KB
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memory/2660-13-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/2660-14-0x0000000000400000-0x0000000000423000-memory.dmpFilesize
140KB
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memory/2660-15-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB