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Analysis
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max time kernel
12s -
max time network
6s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
11/08/2024, 23:24
Static task
static1
Behavioral task
behavioral1
Sample
8c6622ff36bca1317220a396e0312a43_JaffaCakes118.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
8c6622ff36bca1317220a396e0312a43_JaffaCakes118.exe
Resource
win10v2004-20240802-en
Errors
General
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Target
8c6622ff36bca1317220a396e0312a43_JaffaCakes118.exe
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Size
456KB
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MD5
8c6622ff36bca1317220a396e0312a43
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SHA1
20d0040435dd66d83c2ab1fbdddc04082f412b21
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SHA256
4f78c8f446e35c896eeb10bb3fac23e85af4b9b69114500733e707d6dff22cad
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SHA512
fa6cefd625bb52c4ea69f3e522619f1b4e07829cdf13be8552ee6d6e70cacbc45687df86096ca7d765ddde890d59d07cc8e726856166b5a6bcce7c7eea887492
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SSDEEP
12288:jEVXKpmokGif4JgTIoq43H2cE05nMx11DGkfb7i:jEtR+iAJgMe3H2cJCx1YOb7i
Malware Config
Signatures
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Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" iAsD8zgo9sJlU4T4lK.exe Set value (int) \REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" neeyuj.exe -
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-1-5-21-355097885-2402257403-2971294179-1000\Control Panel\International\Geo\Nation iAsD8zgo9sJlU4T4lK.exe -
Executes dropped EXE 5 IoCs
pid Process 3728 iAsD8zgo9sJlU4T4lK.exe 2628 neeyuj.exe 1600 txhost.exe 968 txhost.exe 3024 uxhost.exe -
Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\neeyuj = "C:\\Users\\Admin\\neeyuj.exe /n" iAsD8zgo9sJlU4T4lK.exe Set value (str) \REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\neeyuj = "C:\\Users\\Admin\\neeyuj.exe /k" neeyuj.exe Set value (str) \REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\neeyuj = "C:\\Users\\Admin\\neeyuj.exe /f" neeyuj.exe Set value (str) \REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\neeyuj = "C:\\Users\\Admin\\neeyuj.exe /d" neeyuj.exe -
Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
description ioc Process File opened for modification \??\physicaldrive0 uxhost.exe -
Enumerates processes with tasklist 1 TTPs 1 IoCs
pid Process 4076 tasklist.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 5088 set thread context of 3368 5088 8c6622ff36bca1317220a396e0312a43_JaffaCakes118.exe 89 PID 1600 set thread context of 968 1600 txhost.exe 100 -
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 8 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 tasklist.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language txhost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language uxhost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8c6622ff36bca1317220a396e0312a43_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8c6622ff36bca1317220a396e0312a43_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language iAsD8zgo9sJlU4T4lK.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language neeyuj.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 3728 iAsD8zgo9sJlU4T4lK.exe 3728 iAsD8zgo9sJlU4T4lK.exe 3728 iAsD8zgo9sJlU4T4lK.exe 3728 iAsD8zgo9sJlU4T4lK.exe 968 txhost.exe 968 txhost.exe 2628 neeyuj.exe 2628 neeyuj.exe 2628 neeyuj.exe 2628 neeyuj.exe 2628 neeyuj.exe 2628 neeyuj.exe 2628 neeyuj.exe 2628 neeyuj.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4076 tasklist.exe Token: SeShutdownPrivilege 3024 uxhost.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 3368 8c6622ff36bca1317220a396e0312a43_JaffaCakes118.exe 3728 iAsD8zgo9sJlU4T4lK.exe 2628 neeyuj.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 5088 wrote to memory of 3368 5088 8c6622ff36bca1317220a396e0312a43_JaffaCakes118.exe 89 PID 5088 wrote to memory of 3368 5088 8c6622ff36bca1317220a396e0312a43_JaffaCakes118.exe 89 PID 5088 wrote to memory of 3368 5088 8c6622ff36bca1317220a396e0312a43_JaffaCakes118.exe 89 PID 5088 wrote to memory of 3368 5088 8c6622ff36bca1317220a396e0312a43_JaffaCakes118.exe 89 PID 5088 wrote to memory of 3368 5088 8c6622ff36bca1317220a396e0312a43_JaffaCakes118.exe 89 PID 5088 wrote to memory of 3368 5088 8c6622ff36bca1317220a396e0312a43_JaffaCakes118.exe 89 PID 5088 wrote to memory of 3368 5088 8c6622ff36bca1317220a396e0312a43_JaffaCakes118.exe 89 PID 5088 wrote to memory of 3368 5088 8c6622ff36bca1317220a396e0312a43_JaffaCakes118.exe 89 PID 3368 wrote to memory of 3728 3368 8c6622ff36bca1317220a396e0312a43_JaffaCakes118.exe 92 PID 3368 wrote to memory of 3728 3368 8c6622ff36bca1317220a396e0312a43_JaffaCakes118.exe 92 PID 3368 wrote to memory of 3728 3368 8c6622ff36bca1317220a396e0312a43_JaffaCakes118.exe 92 PID 3728 wrote to memory of 2628 3728 iAsD8zgo9sJlU4T4lK.exe 94 PID 3728 wrote to memory of 2628 3728 iAsD8zgo9sJlU4T4lK.exe 94 PID 3728 wrote to memory of 2628 3728 iAsD8zgo9sJlU4T4lK.exe 94 PID 3728 wrote to memory of 920 3728 iAsD8zgo9sJlU4T4lK.exe 95 PID 3728 wrote to memory of 920 3728 iAsD8zgo9sJlU4T4lK.exe 95 PID 3728 wrote to memory of 920 3728 iAsD8zgo9sJlU4T4lK.exe 95 PID 920 wrote to memory of 4076 920 cmd.exe 97 PID 920 wrote to memory of 4076 920 cmd.exe 97 PID 920 wrote to memory of 4076 920 cmd.exe 97 PID 3368 wrote to memory of 1600 3368 8c6622ff36bca1317220a396e0312a43_JaffaCakes118.exe 98 PID 3368 wrote to memory of 1600 3368 8c6622ff36bca1317220a396e0312a43_JaffaCakes118.exe 98 PID 3368 wrote to memory of 1600 3368 8c6622ff36bca1317220a396e0312a43_JaffaCakes118.exe 98 PID 1600 wrote to memory of 968 1600 txhost.exe 100 PID 1600 wrote to memory of 968 1600 txhost.exe 100 PID 1600 wrote to memory of 968 1600 txhost.exe 100 PID 1600 wrote to memory of 968 1600 txhost.exe 100 PID 1600 wrote to memory of 968 1600 txhost.exe 100 PID 1600 wrote to memory of 968 1600 txhost.exe 100 PID 1600 wrote to memory of 968 1600 txhost.exe 100 PID 1600 wrote to memory of 968 1600 txhost.exe 100 PID 1600 wrote to memory of 968 1600 txhost.exe 100 PID 1600 wrote to memory of 968 1600 txhost.exe 100 PID 3368 wrote to memory of 3024 3368 8c6622ff36bca1317220a396e0312a43_JaffaCakes118.exe 101 PID 3368 wrote to memory of 3024 3368 8c6622ff36bca1317220a396e0312a43_JaffaCakes118.exe 101 PID 3368 wrote to memory of 3024 3368 8c6622ff36bca1317220a396e0312a43_JaffaCakes118.exe 101
Processes
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C:\Users\Admin\AppData\Local\Temp\8c6622ff36bca1317220a396e0312a43_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\8c6622ff36bca1317220a396e0312a43_JaffaCakes118.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5088 -
C:\Users\Admin\AppData\Local\Temp\8c6622ff36bca1317220a396e0312a43_JaffaCakes118.exe8c6622ff36bca1317220a396e0312a43_JaffaCakes118.exe2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3368 -
C:\Users\Admin\iAsD8zgo9sJlU4T4lK.exeC:\Users\Admin\iAsD8zgo9sJlU4T4lK.exe3⤵
- Modifies visiblity of hidden/system files in Explorer
- Checks computer location settings
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3728 -
C:\Users\Admin\neeyuj.exe"C:\Users\Admin\neeyuj.exe"4⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:2628
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c tasklist&&del iAsD8zgo9sJlU4T4lK.exe4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:920 -
C:\Windows\SysWOW64\tasklist.exetasklist5⤵
- Enumerates processes with tasklist
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4076
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C:\Users\Admin\txhost.exeC:\Users\Admin\txhost.exe3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1600 -
C:\Users\Admin\txhost.exetxhost.exe4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:968
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C:\Users\Admin\uxhost.exeC:\Users\Admin\uxhost.exe3⤵
- Executes dropped EXE
- Writes to the Master Boot Record (MBR)
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:3024
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Pre-OS Boot
1Bootkit
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Hide Artifacts
1Hidden Files and Directories
1Modify Registry
2Pre-OS Boot
1Bootkit
1Replay Monitor
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Downloads
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Filesize
156KB
MD5c1ca4a842399156d6ce56df9fe167158
SHA1c24482b800d11e8f0238df3d950b745f38c245e7
SHA256197d8be66fca12a1c137e920a49610b38f29756c7b7473ec1962c6499918f15a
SHA512a89f3170db1de6f296b12c42059495821ef6e9b03a8e3e58aafcfa5cfab8cc0f996e5498476f638a80f604a2c2d6b7d626bd621b35b0c4502b6916aa1380e1c9
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Filesize
156KB
MD545f35f7670a1128424c3c668a0a0c9a5
SHA1fa78b6daf449e07f39f08ab7faa0d6d390d9b458
SHA25606e12013cb6a5d3fac8dd2a769e28227a536d87e9f0e08490c9bc14d8620507d
SHA51267a767a79c2821fb9624eda7eed364770d107c7c35a886d7fcd3cef011874acc86e594f11ec38fb531df40c65f10840666942fc9564a2748f2c4734297b2258f
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Filesize
146KB
MD518c83c689100e66caedb1c76ed87bd95
SHA1901c0f6c4757d37d5a2e357704344aeb31a9cadb
SHA25637d78483538af016b7646678df08893badea86d7b5f4317b99393bbcd3c172b9
SHA512e87c6aeaa1cc7a69f390c57d4cbcc1efa3cb5349a445831f822f7843b3a3d850f9793818d4e1e7fe011a5af0e99bbdb7cf8a5ec13541dedb8431fc47ef9f33b1
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Filesize
219KB
MD5861e3902ecc188eba323032a88d1e56e
SHA16c6265be666d9c93acd6ddc55e94a9de8580191c
SHA25679ae1f344b550f57a9f03ec18894df1b9b255b865b5872801d0f043c1b77eb84
SHA512044f284dd78b7aad2f733628c901d7bd1067436d76c4b3fad3bf024f8faecaaf38e453053431daf7afa8c8b14f5eea6fe4f75148b8923ac2441f966ac118cec4