23ecc05e23c84fc2ad52330026c65b0623b5c05abf0a7362774446f535ee9afd

General

Target

939a9957b04e1ab1c3f2b38c95581895_JaffaCakes118.exe
Size

588KB
MD5

939a9957b04e1ab1c3f2b38c95581895
SHA1

263219abd5df8ffae8b28054be0c7758183dd548
SHA256

23ecc05e23c84fc2ad52330026c65b0623b5c05abf0a7362774446f535ee9afd
SHA512

568440809d198ecdb9f838fe4032edd701714fe1d99591ed8b1fe5910a3824cbd579cc8ab76be396bec3f505ee25e78715f06a804815fc45d451e5096d03a9e6
SSDEEP

12288:nXznQ+bCxWrUhLZvzC/igEhrNA9SNwyrYAmyhIna3PiGpYh7jI:KgIh0/iLhrekeKYAl4RNI

Score

7^/10

Malware Config

Signatures

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	939a9957b04e1ab1c3f2b38c95581895_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	939a9957b04e1ab1c3f2b38c95581895_JaffaCakes118.exe

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	939a9957b04e1ab1c3f2b38c95581895_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	939a9957b04e1ab1c3f2b38c95581895_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2836 set thread context of 4660	2836	939a9957b04e1ab1c3f2b38c95581895_JaffaCakes118.exe	87

Program crash 2 IoCs

pid	pid_target	Process	procid_target
4080	4660	WerFault.exe	87
3364	4660	WerFault.exe	87

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	2836	939a9957b04e1ab1c3f2b38c95581895_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2836	939a9957b04e1ab1c3f2b38c95581895_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4660	939a9957b04e1ab1c3f2b38c95581895_JaffaCakes118.exe
4660	939a9957b04e1ab1c3f2b38c95581895_JaffaCakes118.exe
4660	939a9957b04e1ab1c3f2b38c95581895_JaffaCakes118.exe
4660	939a9957b04e1ab1c3f2b38c95581895_JaffaCakes118.exe
4660	939a9957b04e1ab1c3f2b38c95581895_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2836 wrote to memory of 4660	2836	939a9957b04e1ab1c3f2b38c95581895_JaffaCakes118.exe	87
PID 2836 wrote to memory of 4660	2836	939a9957b04e1ab1c3f2b38c95581895_JaffaCakes118.exe	87
PID 2836 wrote to memory of 4660	2836	939a9957b04e1ab1c3f2b38c95581895_JaffaCakes118.exe	87
PID 2836 wrote to memory of 4660	2836	939a9957b04e1ab1c3f2b38c95581895_JaffaCakes118.exe	87
PID 2836 wrote to memory of 4660	2836	939a9957b04e1ab1c3f2b38c95581895_JaffaCakes118.exe	87
PID 2836 wrote to memory of 4660	2836	939a9957b04e1ab1c3f2b38c95581895_JaffaCakes118.exe	87
PID 2836 wrote to memory of 4660	2836	939a9957b04e1ab1c3f2b38c95581895_JaffaCakes118.exe	87
PID 2836 wrote to memory of 4660	2836	939a9957b04e1ab1c3f2b38c95581895_JaffaCakes118.exe	87
PID 2836 wrote to memory of 4660	2836	939a9957b04e1ab1c3f2b38c95581895_JaffaCakes118.exe	87
PID 2836 wrote to memory of 4660	2836	939a9957b04e1ab1c3f2b38c95581895_JaffaCakes118.exe	87

C:\Users\Admin\AppData\Local\Temp\939a9957b04e1ab1c3f2b38c95581895_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\939a9957b04e1ab1c3f2b38c95581895_JaffaCakes118.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2836
- C:\Users\Admin\AppData\Local\Temp\939a9957b04e1ab1c3f2b38c95581895_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\939a9957b04e1ab1c3f2b38c95581895_JaffaCakes118.exe" Track="0001000000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:4660
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4660 -s 2040
    3⤵
    - Program crash
    PID:4080
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4660 -s 2072
    3⤵
    - Program crash
    PID:3364

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4660 -ip 4660
1⤵
PID:944

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 4660 -ip 4660
1⤵
PID:4800

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2836-0-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download
memory/2836-1-0x0000000000510000-0x0000000000513000-memory.dmp

Filesize
12KB

Download
memory/2836-8-0x0000000000510000-0x0000000000513000-memory.dmp

Filesize
12KB

Download
memory/2836-7-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download
memory/4660-3-0x0000000000400000-0x00000000004F8000-memory.dmp

Filesize
992KB

Download
memory/4660-4-0x0000000000400000-0x00000000004F8000-memory.dmp

Filesize
992KB

Download
memory/4660-6-0x0000000000400000-0x00000000004F8000-memory.dmp

Filesize
992KB

Download
memory/4660-9-0x0000000000400000-0x00000000004F8000-memory.dmp

Filesize
992KB

Download
memory/4660-10-0x0000000000400000-0x00000000004F8000-memory.dmp

Filesize
992KB

Download
memory/4660-11-0x0000000000400000-0x00000000004F8000-memory.dmp

Filesize
992KB

Download
memory/4660-12-0x0000000000400000-0x00000000004F8000-memory.dmp

Filesize
992KB

Download
memory/4660-16-0x0000000000400000-0x00000000004F8000-memory.dmp

Filesize
992KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads