Analysis
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max time kernel
138s -
max time network
146s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
30/08/2024, 18:03
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
cb5ec423135756fdb69e0f62b80a0e78_JaffaCakes118.exe
Resource
win7-20240708-en
8 signatures
150 seconds
General
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Target
cb5ec423135756fdb69e0f62b80a0e78_JaffaCakes118.exe
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Size
332KB
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MD5
cb5ec423135756fdb69e0f62b80a0e78
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SHA1
635f26d33eaeaccbadba4fb286062b0c3c20178f
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SHA256
5f12c45ebd24669b0e69e63c549c6812d742220c5221bb147c6312f1a68ac5dc
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SHA512
24d4de1b319f71555753bc814df4968f64474217af7b2576ca913387358b9a9fadf74cb652277034e6475d42da83728a41218655eafe821e4adf7f8faf656b49
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SSDEEP
3072:55hEIr2bNiPCmtbB5OK3GoaCjTdhdEXy:55aIr2b1KbnOK3vdkXy
Malware Config
Signatures
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Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat viewerfondue.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cb5ec423135756fdb69e0f62b80a0e78_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language viewerfondue.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language viewerfondue.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cb5ec423135756fdb69e0f62b80a0e78_JaffaCakes118.exe -
Modifies data under HKEY_USERS 25 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad viewerfondue.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{BABD5653-0ACC-4245-BE64-6846F18FB824}\WpadDecision = "0" viewerfondue.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{BABD5653-0ACC-4245-BE64-6846F18FB824}\WpadDecisionReason = "1" viewerfondue.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\36-d0-bb-13-10-f9 viewerfondue.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\36-d0-bb-13-10-f9\WpadDecisionReason = "1" viewerfondue.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\36-d0-bb-13-10-f9\WpadDecisionTime = 500443f306fbda01 viewerfondue.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix viewerfondue.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f007c000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 viewerfondue.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{BABD5653-0ACC-4245-BE64-6846F18FB824} viewerfondue.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\36-d0-bb-13-10-f9\WpadDetectedUrl viewerfondue.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{BABD5653-0ACC-4245-BE64-6846F18FB824}\WpadNetworkName = "Network 3" viewerfondue.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{BABD5653-0ACC-4245-BE64-6846F18FB824}\36-d0-bb-13-10-f9 viewerfondue.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\36-d0-bb-13-10-f9\WpadDecision = "0" viewerfondue.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 viewerfondue.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000004000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f007c000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 viewerfondue.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\36-d0-bb-13-10-f9\WpadDecisionTime = 30e5e64207fbda01 viewerfondue.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" viewerfondue.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings viewerfondue.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{BABD5653-0ACC-4245-BE64-6846F18FB824}\WpadDecisionTime = 30e5e64207fbda01 viewerfondue.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings viewerfondue.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" viewerfondue.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" viewerfondue.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 viewerfondue.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections viewerfondue.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{BABD5653-0ACC-4245-BE64-6846F18FB824}\WpadDecisionTime = 500443f306fbda01 viewerfondue.exe -
Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 2516 cb5ec423135756fdb69e0f62b80a0e78_JaffaCakes118.exe 2360 cb5ec423135756fdb69e0f62b80a0e78_JaffaCakes118.exe 2268 viewerfondue.exe 2424 viewerfondue.exe 2424 viewerfondue.exe 2424 viewerfondue.exe 2424 viewerfondue.exe 2424 viewerfondue.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 2360 cb5ec423135756fdb69e0f62b80a0e78_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2516 wrote to memory of 2360 2516 cb5ec423135756fdb69e0f62b80a0e78_JaffaCakes118.exe 30 PID 2516 wrote to memory of 2360 2516 cb5ec423135756fdb69e0f62b80a0e78_JaffaCakes118.exe 30 PID 2516 wrote to memory of 2360 2516 cb5ec423135756fdb69e0f62b80a0e78_JaffaCakes118.exe 30 PID 2516 wrote to memory of 2360 2516 cb5ec423135756fdb69e0f62b80a0e78_JaffaCakes118.exe 30 PID 2268 wrote to memory of 2424 2268 viewerfondue.exe 32 PID 2268 wrote to memory of 2424 2268 viewerfondue.exe 32 PID 2268 wrote to memory of 2424 2268 viewerfondue.exe 32 PID 2268 wrote to memory of 2424 2268 viewerfondue.exe 32
Processes
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C:\Users\Admin\AppData\Local\Temp\cb5ec423135756fdb69e0f62b80a0e78_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\cb5ec423135756fdb69e0f62b80a0e78_JaffaCakes118.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2516 -
C:\Users\Admin\AppData\Local\Temp\cb5ec423135756fdb69e0f62b80a0e78_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\cb5ec423135756fdb69e0f62b80a0e78_JaffaCakes118.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
PID:2360
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C:\Windows\SysWOW64\viewerfondue.exe"C:\Windows\SysWOW64\viewerfondue.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2268 -
C:\Windows\SysWOW64\viewerfondue.exe"C:\Windows\SysWOW64\viewerfondue.exe"2⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
PID:2424
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