13e3b9a3d986470348df4c38371fcb119cffa662242ae38c0d0e3fc366228b28

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
11-09-2024 12:26

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General

Target

da58695e30d124b57377b9e2bc32cfed_JaffaCakes118.exe
Size

13KB
MD5

da58695e30d124b57377b9e2bc32cfed
SHA1

6abee9f85070f0da15a26138b793bebd3dbcc6f2
SHA256

13e3b9a3d986470348df4c38371fcb119cffa662242ae38c0d0e3fc366228b28
SHA512

4741ee2cdcf6dfada58753ac92cf40a43c93b5377b360086fa4b6991e7ac84458ae86cab53c82b7ee3fe2701d63cd0de91279e8af1199379f98ad8bf81b3c353
SSDEEP

192:WV3HRD3Ox72+1EYsU7P2XdgJ8zFNymfmnh5szEZXDpsZXfQzigb5DNl:u3F3OloYsU7PydI8pgqmh5NsZXfQHJNl

Score

7^/10

discovery persistence

Malware Config

Signatures

Loads dropped DLL 4 IoCs

pid	Process
2876	rundll32.exe
2876	rundll32.exe
2876	rundll32.exe
2876	rundll32.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\Start = "rundll32.exe C:\\WINDOWS\\system32\\zlrwd0810.dll,Hook"	da58695e30d124b57377b9e2bc32cfed_JaffaCakes118.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File opened for modification	C:\WINDOWS\SysWOW64\zlrwd0810.dll	da58695e30d124b57377b9e2bc32cfed_JaffaCakes118.exe
File created	C:\WINDOWS\SysWOW64\zlrwd0810.dll	da58695e30d124b57377b9e2bc32cfed_JaffaCakes118.exe
File opened for modification	C:\WINDOWS\SysWOW64\zywendao.dat	da58695e30d124b57377b9e2bc32cfed_JaffaCakes118.exe
File created	C:\WINDOWS\SysWOW64\zywendao.dat	da58695e30d124b57377b9e2bc32cfed_JaffaCakes118.exe
File opened for modification	C:\WINDOWS\SysWOW64\zywendao2.dat	da58695e30d124b57377b9e2bc32cfed_JaffaCakes118.exe
File created	C:\WINDOWS\SysWOW64\zywendao2.dat	da58695e30d124b57377b9e2bc32cfed_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	da58695e30d124b57377b9e2bc32cfed_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2968	da58695e30d124b57377b9e2bc32cfed_JaffaCakes118.exe
2876	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2968 wrote to memory of 2876	2968	da58695e30d124b57377b9e2bc32cfed_JaffaCakes118.exe	30
PID 2968 wrote to memory of 2876	2968	da58695e30d124b57377b9e2bc32cfed_JaffaCakes118.exe	30
PID 2968 wrote to memory of 2876	2968	da58695e30d124b57377b9e2bc32cfed_JaffaCakes118.exe	30
PID 2968 wrote to memory of 2876	2968	da58695e30d124b57377b9e2bc32cfed_JaffaCakes118.exe	30
PID 2968 wrote to memory of 2876	2968	da58695e30d124b57377b9e2bc32cfed_JaffaCakes118.exe	30
PID 2968 wrote to memory of 2876	2968	da58695e30d124b57377b9e2bc32cfed_JaffaCakes118.exe	30
PID 2968 wrote to memory of 2876	2968	da58695e30d124b57377b9e2bc32cfed_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\da58695e30d124b57377b9e2bc32cfed_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\da58695e30d124b57377b9e2bc32cfed_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2968
- C:\WINDOWS\SysWOW64\rundll32.exe
  C:\WINDOWS\system32\rundll32.exe C:\WINDOWS\system32\zlrwd0810.dll,Hook
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:2876

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

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Downloads

C:\WINDOWS\SysWOW64\zlrwd0810.dll

Filesize
32KB

MD5
d8bea39cba99f298cbd88e02980226c0

SHA1
8cd2b1d0f7f0c89f3e4f046573b85ef6d8849373

SHA256
9d60a17683eab23e434a9182102cd63dd8f6ffe41016da036d6445fbb77d7e7d

SHA512
9393fa507f0f2ab866d3e41c5608ed4cda1922c68c2646936b5c179d3ab370b19ce6693fcb9a86795e6fcca34199d507d7fbc696a98d66ae73ce991d3ad89a2a

Download Submit
memory/2968-6-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads