534eb8df542c570aa614f86e6b58875ef5a3f5cd95a206832969eeaf038d633d

Analysis

max time kernel
148s
max time network
134s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
10/07/2024, 19:31

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General

Target

361486f6bd20657d7271e659098a828d_JaffaCakes118.exe
Size

26KB
MD5

361486f6bd20657d7271e659098a828d
SHA1

76eb46ef6725e360b4b96072a70bc2968ac47c93
SHA256

534eb8df542c570aa614f86e6b58875ef5a3f5cd95a206832969eeaf038d633d
SHA512

84ebbba845bdaf1a819e5db16700668d002aa32323349672d83ec1408a4cbe8d10d7fa23321957c5aace7dcb3bcfb2976accec03a3cd989d079acefeb4846f1a
SSDEEP

384:uLzeXxIfYSBrkzdfcTZk4EOzOqfmjDDsF8FY1HbFBf83LuP/:oe0YSddLC0isFV1pa3La

Score

10^/10

persistence

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe logon.exe"	361486f6bd20657d7271e659098a828d_JaffaCakes118.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\svchost = "C:\\Users\\Admin\\AppData\\Local\\Temp\\361486f6bd20657d7271e659098a828d_JaffaCakes118.exe"	361486f6bd20657d7271e659098a828d_JaffaCakes118.exe

Drops file in System32 directory 9 IoCs

description	ioc	Process
File created	C:\Windows\System32\DriverStore\FileRepository\vrd.inf_amd64_81fbd405ff2470fc\vrd.sys	361486f6bd20657d7271e659098a828d_JaffaCakes118.exe
File created	C:\Windows\System32\DriverStore\FileRepository\compositebus.inf_amd64_7500cffa210c6946\CompositeBus.sys	361486f6bd20657d7271e659098a828d_JaffaCakes118.exe
File created	C:\Windows\System32\DriverStore\FileRepository\uefi.inf_amd64_c1628ffa62c8e54c\UEFI.sys	361486f6bd20657d7271e659098a828d_JaffaCakes118.exe
File created	C:\Windows\System32\DriverStore\FileRepository\ufxchipidea.inf_amd64_1c78775fffab6a0a\UfxChipidea.sys	361486f6bd20657d7271e659098a828d_JaffaCakes118.exe
File created	C:\Windows\System32\DriverStore\FileRepository\urschipidea.inf_amd64_78ad1c14e33df968\urschipidea.sys	361486f6bd20657d7271e659098a828d_JaffaCakes118.exe
File created	C:\Windows\System32\DriverStore\FileRepository\urssynopsys.inf_amd64_057fa37902020500\urssynopsys.sys	361486f6bd20657d7271e659098a828d_JaffaCakes118.exe
File created	C:\Windows\System32\DriverStore\FileRepository\genericusbfn.inf_amd64_53931f0ae21d6d2c\genericusbfn.sys	361486f6bd20657d7271e659098a828d_JaffaCakes118.exe
File created	C:\Windows\System32\DriverStore\FileRepository\swenum.inf_amd64_16a14542b63c02af\swenum.sys	361486f6bd20657d7271e659098a828d_JaffaCakes118.exe
File created	C:\Windows\System32\DriverStore\FileRepository\umbus.inf_amd64_b78a9c5b6fd62c27\umbus.sys	361486f6bd20657d7271e659098a828d_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
364	361486f6bd20657d7271e659098a828d_JaffaCakes118.exe
364	361486f6bd20657d7271e659098a828d_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	364	361486f6bd20657d7271e659098a828d_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 364 wrote to memory of 788	364	361486f6bd20657d7271e659098a828d_JaffaCakes118.exe	8
PID 364 wrote to memory of 3380	364	361486f6bd20657d7271e659098a828d_JaffaCakes118.exe	86
PID 364 wrote to memory of 3380	364	361486f6bd20657d7271e659098a828d_JaffaCakes118.exe	86
PID 364 wrote to memory of 3380	364	361486f6bd20657d7271e659098a828d_JaffaCakes118.exe	86

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k DcomLaunch -p
1⤵
PID:788

C:\Users\Admin\AppData\Local\Temp\361486f6bd20657d7271e659098a828d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\361486f6bd20657d7271e659098a828d_JaffaCakes118.exe"
1⤵
- Modifies WinLogon for persistence
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:364
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe" %1
  2⤵
  PID:3380

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\rdlCEBA.tmp

Filesize
6KB

MD5
fccd3ed766c0a6ea474ea49d21a327b7

SHA1
0b1b25246d64b8507736630ffd111148ca70b69a

SHA256
078200d745256275cb7bf03694f492d7ae05524e80328a515cf46c1a005bd233

SHA512
fb3a72b0c842f281caa0ed31095ceaa6d13eba2c6065899d0d490ce2447d41743dcd6617a70893b3aac42449bfdb2806e17ba441f158862c75a8fdbdc25bee9e

Download Submit
memory/364-0-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/364-1-0x0000000000401000-0x0000000000408000-memory.dmp

Filesize
28KB

Download
memory/364-41-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/364-43-0x0000000000401000-0x0000000000408000-memory.dmp

Filesize
28KB

Download
memory/364-52-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download