136df15647d00bc631e1e398c91310c918e44fb910a93373fe29cd8aec0baba5

General

Target

d33473f72608e48392a647b047d05ac0_JaffaCakes118.exe
Size

1015KB
MD5

d33473f72608e48392a647b047d05ac0
SHA1

6964ab70809f53a05603b5c8b7810776c8e0e66c
SHA256

136df15647d00bc631e1e398c91310c918e44fb910a93373fe29cd8aec0baba5
SHA512

de91bad9cc55ab85b35ff0d053887325dc71ccdea191982d5b3ae6ad3cb0e8cf4bc61954b3c87dbdd5581323f64ffe813ec229b06962b975d667a1f405c48269
SSDEEP

24576:KUTIcxlECxghXU6C18/SzVckJTxtMN6Jr2lBfYhUOcpupWDNp7iV5:KUJx22zxhckJTxSNc1h9WyS7G

Score

7^/10

discovery upx

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	d33473f72608e48392a647b047d05ac0_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	d33473f72608e48392a647b047d05ac0_JaffaCakes118.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1912-0-0x0000000000400000-0x0000000000584000-memory.dmp	upx
behavioral2/memory/1912-5-0x0000000000400000-0x0000000000584000-memory.dmp	upx

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	d33473f72608e48392a647b047d05ac0_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	d33473f72608e48392a647b047d05ac0_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1912 set thread context of 4768	1912	d33473f72608e48392a647b047d05ac0_JaffaCakes118.exe	87

Program crash 2 IoCs

pid	pid_target	Process	procid_target
2968	4768	WerFault.exe	87
1656	4768	WerFault.exe	87

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	d33473f72608e48392a647b047d05ac0_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d33473f72608e48392a647b047d05ac0_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4768	d33473f72608e48392a647b047d05ac0_JaffaCakes118.exe
4768	d33473f72608e48392a647b047d05ac0_JaffaCakes118.exe
4768	d33473f72608e48392a647b047d05ac0_JaffaCakes118.exe
4768	d33473f72608e48392a647b047d05ac0_JaffaCakes118.exe
4768	d33473f72608e48392a647b047d05ac0_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1912 wrote to memory of 4768	1912	d33473f72608e48392a647b047d05ac0_JaffaCakes118.exe	87
PID 1912 wrote to memory of 4768	1912	d33473f72608e48392a647b047d05ac0_JaffaCakes118.exe	87
PID 1912 wrote to memory of 4768	1912	d33473f72608e48392a647b047d05ac0_JaffaCakes118.exe	87
PID 1912 wrote to memory of 4768	1912	d33473f72608e48392a647b047d05ac0_JaffaCakes118.exe	87
PID 1912 wrote to memory of 4768	1912	d33473f72608e48392a647b047d05ac0_JaffaCakes118.exe	87
PID 1912 wrote to memory of 4768	1912	d33473f72608e48392a647b047d05ac0_JaffaCakes118.exe	87
PID 1912 wrote to memory of 4768	1912	d33473f72608e48392a647b047d05ac0_JaffaCakes118.exe	87
PID 1912 wrote to memory of 4768	1912	d33473f72608e48392a647b047d05ac0_JaffaCakes118.exe	87
PID 1912 wrote to memory of 4768	1912	d33473f72608e48392a647b047d05ac0_JaffaCakes118.exe	87
PID 1912 wrote to memory of 4768	1912	d33473f72608e48392a647b047d05ac0_JaffaCakes118.exe	87

C:\Users\Admin\AppData\Local\Temp\d33473f72608e48392a647b047d05ac0_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\d33473f72608e48392a647b047d05ac0_JaffaCakes118.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1912
- C:\Users\Admin\AppData\Local\Temp\d33473f72608e48392a647b047d05ac0_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\d33473f72608e48392a647b047d05ac0_JaffaCakes118.exe" Track="0001000000"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:4768
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4768 -s 2016
    3⤵
    - Program crash
    PID:2968
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4768 -s 2064
    3⤵
    - Program crash
    PID:1656

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 4768 -ip 4768
1⤵
PID:2080

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4768 -ip 4768
1⤵
PID:2508

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

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1912-0-0x0000000000400000-0x0000000000584000-memory.dmp

Filesize
1.5MB

Download
memory/1912-5-0x0000000000400000-0x0000000000584000-memory.dmp

Filesize
1.5MB

Download
memory/4768-2-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/4768-3-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/4768-6-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/4768-7-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/4768-8-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/4768-9-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/4768-10-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/4768-13-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads