ed2ffd2670d892001e46dbbff7798a5fe6c380f49f47eec9a3541d90fef25ac6

Analysis

max time kernel
150s
max time network
118s
platform
windows7_x64
resource
win7-20240611-en
resource tags

arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
submitted
20-06-2024 16:59

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General

Target

0800490dd086bd1b2209a39bd6145465_JaffaCakes118.exe
Size

16KB
MD5

0800490dd086bd1b2209a39bd6145465
SHA1

37e067f7bf310400edf98398aed0e1531c021f2e
SHA256

ed2ffd2670d892001e46dbbff7798a5fe6c380f49f47eec9a3541d90fef25ac6
SHA512

72555faf2b5520cd1b0c15a21db48d5ee68c4ab81f10a7ec869b59d24c3c31e63a2634cb66c35c7a582a34379af203a7d73b2118ff39ad09e83add79b713a711
SSDEEP

384:jU+9GcaJ6FwmIAfMs2vkU4t3gsw9/nHXY+v3I0cnvsH:VHG6p0s2cU4t3gss3If

Score

7^/10

persistence upx

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
2100	0800490dd086bd1b2209a39bd6145465_JaffaCakes118.exe

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2100-0-0x0000000000400000-0x000000000040D000-memory.dmp	upx
behavioral1/memory/2100-14-0x0000000000400000-0x000000000040D000-memory.dmp	upx

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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RUN\Kvsc3 = "C:\\Windows\\Kvsc3.exe"	0800490dd086bd1b2209a39bd6145465_JaffaCakes118.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\Kvsc3.dll	0800490dd086bd1b2209a39bd6145465_JaffaCakes118.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\Kvsc3.exe	0800490dd086bd1b2209a39bd6145465_JaffaCakes118.exe
File opened for modification	C:\Windows\Kvsc3.exe	0800490dd086bd1b2209a39bd6145465_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2100	0800490dd086bd1b2209a39bd6145465_JaffaCakes118.exe
2100	0800490dd086bd1b2209a39bd6145465_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2100	0800490dd086bd1b2209a39bd6145465_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2100	0800490dd086bd1b2209a39bd6145465_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 2100 wrote to memory of 1224	2100	0800490dd086bd1b2209a39bd6145465_JaffaCakes118.exe	21
PID 2100 wrote to memory of 1224	2100	0800490dd086bd1b2209a39bd6145465_JaffaCakes118.exe	21

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1224
- C:\Users\Admin\AppData\Local\Temp\0800490dd086bd1b2209a39bd6145465_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\0800490dd086bd1b2209a39bd6145465_JaffaCakes118.exe"
  2⤵
  - Loads dropped DLL
  - Adds Run key to start application
  - Drops file in System32 directory
  - Drops file in Windows directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2100

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

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Windows\SysWOW64\Kvsc3.dll

Filesize
20KB

MD5
17fa76dfd5f813771d9a346ba3efb01c

SHA1
61247e4610a4ee49149e47764143e11f58094612

SHA256
84c45f467ea2d6c62e3cb490a7c5d31015aa7ca17066240ee118821cc01e6d28

SHA512
eac261f5d6da7faac9ca4a6a4935a76d983c564991995b3d08bdeb6ab13262986f8d3e2d42faf1e0888561399697a2c555db4b887f3f79d689ecdff1eca70fbe

Download Submit
memory/1224-6-0x0000000002540000-0x0000000002541000-memory.dmp

Filesize
4KB

Download
memory/1224-3-0x0000000002540000-0x0000000002541000-memory.dmp

Filesize
4KB

Download
memory/1224-10-0x0000000002550000-0x0000000002551000-memory.dmp

Filesize
4KB

Download
memory/2100-0-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/2100-13-0x0000000000401000-0x0000000000402000-memory.dmp

Filesize
4KB

Download
memory/2100-14-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/2100-16-0x0000000010000000-0x000000001000A000-memory.dmp

Filesize
40KB

Download