Analysis
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max time kernel
140s -
max time network
125s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
16/10/2024, 04:26
Behavioral task
behavioral1
Sample
4b63895b56f6474707186fd0ef0635c0_JaffaCakes118.exe
Resource
win7-20240903-en
General
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Target
4b63895b56f6474707186fd0ef0635c0_JaffaCakes118.exe
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Size
562KB
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MD5
4b63895b56f6474707186fd0ef0635c0
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SHA1
18fba057abf06abb359110db9e202f4701c4dfb8
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SHA256
050c95bd50fd6ea6882bb718cc06a2b692ce0054416e11184cff93ce9199e5ea
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SHA512
b77b7aed00aafbb9f3f5a8a6e9ed362e7c6c24fead9f7b4c7ab0d375bfc0c538ec5c9f871800a885250688983487a3c11d5e196f9be9d3f9dfe2d564e1de28ed
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SSDEEP
12288:nsaY8rL1VYO2cz96qsMfU+to5fJojREZWcQvEUtz:B/r3Ysz4lMto5xEOKz
Malware Config
Signatures
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Gh0st RAT payload 7 IoCs
resource yara_rule behavioral1/memory/2100-14-0x0000000002D50000-0x0000000002D84000-memory.dmp family_gh0strat behavioral1/files/0x00070000000173f1-12.dat family_gh0strat behavioral1/memory/2412-23-0x0000000000400000-0x0000000000434000-memory.dmp family_gh0strat behavioral1/files/0x00070000000174a2-87.dat family_gh0strat behavioral1/memory/2412-88-0x0000000020000000-0x0000000020027000-memory.dmp family_gh0strat behavioral1/memory/2412-94-0x0000000020000000-0x0000000020027000-memory.dmp family_gh0strat behavioral1/memory/2412-101-0x0000000000400000-0x0000000000434000-memory.dmp family_gh0strat -
Executes dropped EXE 3 IoCs
pid Process 1724 ÔóÔ󡢿¨ÐÂÊÖ¹¤¾ß.exe 2412 csrss.exe 2332 Fuck.exe -
Loads dropped DLL 5 IoCs
pid Process 2100 4b63895b56f6474707186fd0ef0635c0_JaffaCakes118.exe 2100 4b63895b56f6474707186fd0ef0635c0_JaffaCakes118.exe 2100 4b63895b56f6474707186fd0ef0635c0_JaffaCakes118.exe 2100 4b63895b56f6474707186fd0ef0635c0_JaffaCakes118.exe 2412 csrss.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 csrss.exe -
Drops file in System32 directory 1 IoCs
description ioc Process File created C:\Windows\SysWOW64\yjsoft.ini csrss.exe -
resource yara_rule behavioral1/memory/2100-0-0x0000000000400000-0x000000000041C000-memory.dmp upx behavioral1/memory/2100-20-0x0000000000400000-0x000000000041C000-memory.dmp upx behavioral1/memory/1724-30-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral1/memory/1724-32-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral1/memory/1724-29-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral1/memory/1724-27-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral1/memory/1724-37-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral1/memory/1724-47-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral1/memory/1724-56-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral1/memory/1724-67-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral1/memory/1724-71-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral1/memory/1724-75-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral1/memory/1724-74-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral1/memory/1724-69-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral1/memory/1724-65-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral1/memory/1724-63-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral1/memory/1724-61-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral1/memory/1724-59-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral1/memory/1724-57-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral1/memory/1724-53-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral1/memory/1724-51-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral1/memory/1724-49-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral1/memory/1724-45-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral1/memory/1724-43-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral1/memory/1724-41-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral1/memory/1724-39-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral1/memory/1724-35-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral1/memory/1724-33-0x0000000010000000-0x000000001003D000-memory.dmp upx behavioral1/memory/2412-81-0x0000000000020000-0x0000000000024000-memory.dmp upx behavioral1/memory/1724-93-0x0000000010000000-0x000000001003D000-memory.dmp upx -
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 4b63895b56f6474707186fd0ef0635c0_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ÔóÔ󡢿¨ÐÂÊÖ¹¤¾ß.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language csrss.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language taskkill.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 csrss.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz csrss.exe -
Kills process with taskkill 1 IoCs
pid Process 1028 taskkill.exe -
Suspicious behavior: EnumeratesProcesses 7 IoCs
pid Process 1724 ÔóÔ󡢿¨ÐÂÊÖ¹¤¾ß.exe 2332 Fuck.exe 2332 Fuck.exe 2332 Fuck.exe 2412 csrss.exe 2412 csrss.exe 2412 csrss.exe -
Suspicious behavior: LoadsDriver 2 IoCs
pid Process 472 Process not Found 472 Process not Found -
Suspicious use of AdjustPrivilegeToken 13 IoCs
description pid Process Token: SeDebugPrivilege 1028 taskkill.exe Token: SeBackupPrivilege 2412 csrss.exe Token: SeRestorePrivilege 2412 csrss.exe Token: SeBackupPrivilege 2412 csrss.exe Token: SeRestorePrivilege 2412 csrss.exe Token: SeBackupPrivilege 2412 csrss.exe Token: SeRestorePrivilege 2412 csrss.exe Token: SeBackupPrivilege 2412 csrss.exe Token: SeRestorePrivilege 2412 csrss.exe Token: SeBackupPrivilege 2412 csrss.exe Token: SeRestorePrivilege 2412 csrss.exe Token: SeBackupPrivilege 2412 csrss.exe Token: SeRestorePrivilege 2412 csrss.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 1724 ÔóÔ󡢿¨ÐÂÊÖ¹¤¾ß.exe 1724 ÔóÔ󡢿¨ÐÂÊÖ¹¤¾ß.exe 1724 ÔóÔ󡢿¨ÐÂÊÖ¹¤¾ß.exe -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 2100 wrote to memory of 1724 2100 4b63895b56f6474707186fd0ef0635c0_JaffaCakes118.exe 30 PID 2100 wrote to memory of 1724 2100 4b63895b56f6474707186fd0ef0635c0_JaffaCakes118.exe 30 PID 2100 wrote to memory of 1724 2100 4b63895b56f6474707186fd0ef0635c0_JaffaCakes118.exe 30 PID 2100 wrote to memory of 1724 2100 4b63895b56f6474707186fd0ef0635c0_JaffaCakes118.exe 30 PID 2100 wrote to memory of 2412 2100 4b63895b56f6474707186fd0ef0635c0_JaffaCakes118.exe 31 PID 2100 wrote to memory of 2412 2100 4b63895b56f6474707186fd0ef0635c0_JaffaCakes118.exe 31 PID 2100 wrote to memory of 2412 2100 4b63895b56f6474707186fd0ef0635c0_JaffaCakes118.exe 31 PID 2100 wrote to memory of 2412 2100 4b63895b56f6474707186fd0ef0635c0_JaffaCakes118.exe 31 PID 2412 wrote to memory of 1028 2412 csrss.exe 32 PID 2412 wrote to memory of 1028 2412 csrss.exe 32 PID 2412 wrote to memory of 1028 2412 csrss.exe 32 PID 2412 wrote to memory of 1028 2412 csrss.exe 32 PID 2412 wrote to memory of 2332 2412 csrss.exe 35 PID 2412 wrote to memory of 2332 2412 csrss.exe 35 PID 2412 wrote to memory of 2332 2412 csrss.exe 35 PID 2412 wrote to memory of 2332 2412 csrss.exe 35
Processes
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C:\Users\Admin\AppData\Local\Temp\4b63895b56f6474707186fd0ef0635c0_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\4b63895b56f6474707186fd0ef0635c0_JaffaCakes118.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2100 -
C:\Users\Admin\AppData\Local\Temp\Temp\ÔóÔ󡢿¨ÐÂÊÖ¹¤¾ß.exe"C:\Users\Admin\AppData\Local\Temp\Temp\ÔóÔ󡢿¨ÐÂÊÖ¹¤¾ß.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:1724
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C:\Users\Admin\AppData\Local\Temp\Temp\csrss.exe"C:\Users\Admin\AppData\Local\Temp\Temp\csrss.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Writes to the Master Boot Record (MBR)
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2412 -
C:\Windows\SysWOW64\taskkill.exetaskkill /f /im KSafeTray.exe3⤵
- System Location Discovery: System Language Discovery
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1028
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C:\Fuck.exeC:\Fuck.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:2332
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
7KB
MD59678be6cf85ce3c178bd37f797671766
SHA1d9aa32c599decca30111060090dc87df39035bd2
SHA2561e733e7703bd1e9188d9a800d9073ea23118e01d27c82537819ec9aabc874ddf
SHA512786f95cf450dfc6671d1536b64f020210ef8d68bfe862af2eaa07d88029ff9aff4258afd7311fa9f42b97b62887c8cde9094e6beb00dd38750cd679588e04ef0
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Filesize
208KB
MD582a36138830009416a8fae774341f054
SHA11afeabede25df0c32a57a064d1be3d1bb4454610
SHA2568192f98c23ba80b1bd52511a6bf43b7a39c1a12f91f5d09756725a01338af714
SHA51274eed127f776f8fc6ff39508bff4885c4f7994ff03dfbf637f0d225ee644e2a69d5d81aa8d9c6ac9d49664292a4544c55eaded8e7fa0df4e179768c65e1e2f11
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Filesize
760KB
MD5e651c6a94e98111f5debfbf0d35b98e7
SHA13d723000b79532ab5775181da476031780dc4ec4
SHA25637b79b7cc0f8b8920539dffc24287d79b3ed3136d544030758f09e7cfb8cc130
SHA512a97eec91a16acd5c14b391a94c5def549844a950f368d9247d2004a1b861983121fc4f006b95d5eaa5b2fae24f848eafc7f6d2eeea9f6f70d5a453efef410867
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Filesize
152KB
MD5b61f1a8a82b06e98796e8e573522ea3a
SHA10e5193ccd21bf9630f98347425bfda4dfc98d8c9
SHA256999a3a7835c5d41d7ba7374b0519e56f464b40a30d2f5c74babafc6f0f9c319a
SHA512a5f48f67c0d96f341fcdd5a4af4f12ecd619fd68aa384b22549f8450dcfe7dce481baf928f02a182bd82f57938c5674175dc476934ff5af043332ddeb0909d69