af6dc9e474e8cef95cf52e8861bead520342e3f314f1679f9466172f6d37bc67

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
18-08-2024 11:38

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General

Target

a6a10b92dd93f16d3e7bcf4d6f18f24a_JaffaCakes118.exe
Size

172KB
MD5

a6a10b92dd93f16d3e7bcf4d6f18f24a
SHA1

06d1e89283f037f857e6c75d7d96cbb72b5fb7a0
SHA256

af6dc9e474e8cef95cf52e8861bead520342e3f314f1679f9466172f6d37bc67
SHA512

24d959582f997613f5624ee4bfae6b0b82ba9819d186c908e5bbb9f64162f9362f8c688a364af866bd26bb26e2705122ad6092176de9e98ce3f907a5a52d01f0
SSDEEP

3072:fjEK7MTgoWmELfKgTOePQ8G6NgkGmn110/hFQZGGZLtThrupT25vOuTo:fjEcqNWbfTPQ8G61rOK6

Score

7^/10

discovery persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1644	winzipv32.exe

Loads dropped DLL 2 IoCs

pid	Process
2032	a6a10b92dd93f16d3e7bcf4d6f18f24a_JaffaCakes118.exe
2032	a6a10b92dd93f16d3e7bcf4d6f18f24a_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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Vxd WinZip driver = "winzipv32.exe"	a6a10b92dd93f16d3e7bcf4d6f18f24a_JaffaCakes118.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\winzipv32.exe	a6a10b92dd93f16d3e7bcf4d6f18f24a_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\winzipv32.exe	a6a10b92dd93f16d3e7bcf4d6f18f24a_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winzipv32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a6a10b92dd93f16d3e7bcf4d6f18f24a_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2032	a6a10b92dd93f16d3e7bcf4d6f18f24a_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2032	a6a10b92dd93f16d3e7bcf4d6f18f24a_JaffaCakes118.exe
1644	winzipv32.exe
1644	winzipv32.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2032 wrote to memory of 1644	2032	a6a10b92dd93f16d3e7bcf4d6f18f24a_JaffaCakes118.exe	31
PID 2032 wrote to memory of 1644	2032	a6a10b92dd93f16d3e7bcf4d6f18f24a_JaffaCakes118.exe	31
PID 2032 wrote to memory of 1644	2032	a6a10b92dd93f16d3e7bcf4d6f18f24a_JaffaCakes118.exe	31
PID 2032 wrote to memory of 1644	2032	a6a10b92dd93f16d3e7bcf4d6f18f24a_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\a6a10b92dd93f16d3e7bcf4d6f18f24a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a6a10b92dd93f16d3e7bcf4d6f18f24a_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2032
- C:\Windows\SysWOW64\winzipv32.exe
  C:\Windows\system32\winzipv32.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:1644

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Windows\SysWOW64\winzipv32.exe

Filesize
172KB

MD5
a6a10b92dd93f16d3e7bcf4d6f18f24a

SHA1
06d1e89283f037f857e6c75d7d96cbb72b5fb7a0

SHA256
af6dc9e474e8cef95cf52e8861bead520342e3f314f1679f9466172f6d37bc67

SHA512
24d959582f997613f5624ee4bfae6b0b82ba9819d186c908e5bbb9f64162f9362f8c688a364af866bd26bb26e2705122ad6092176de9e98ce3f907a5a52d01f0

Download Submit
memory/2032-0-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

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