16d12e77f063cd7ba2fbe30806a6312e854a5b99296d45d1aa1b6a4e6b54c53b

Analysis

max time kernel
148s
max time network
160s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
01/06/2024, 17:36

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General

Target

8b378d0e807e3636c5e13822ccc44f2f_JaffaCakes118.exe
Size

678KB
MD5

8b378d0e807e3636c5e13822ccc44f2f
SHA1

d4be5490f64cac6fd519a8cce606731964cac083
SHA256

16d12e77f063cd7ba2fbe30806a6312e854a5b99296d45d1aa1b6a4e6b54c53b
SHA512

787059831ae993b07ec71a26995b47258d70399890e3a962c909fcd9e1f0efb97bfdff9b61fb5dd77fc095f2d1ae8ebfc08b6660dbd710a16bddf01f0bfe6242
SSDEEP

12288:CQ+8YcSdcdp7GqDd7o4YINDz6/AAgYShiuFfIihBtwVabCMUA4+6vlF7:2iSmrpDd75d68hiuF5H8abCMUN+YlF

Score

7^/10

discovery upx

Malware Config

Signatures

Checks BIOS information in registry 2 TTPs 1 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	8b378d0e807e3636c5e13822ccc44f2f_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4768-0-0x0000000000400000-0x00000000005CC000-memory.dmp	upx
behavioral2/memory/4768-10-0x0000000000400000-0x00000000005CC000-memory.dmp	upx
behavioral2/memory/4768-12-0x0000000000400000-0x00000000005CC000-memory.dmp	upx

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

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	8b378d0e807e3636c5e13822ccc44f2f_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	8b378d0e807e3636c5e13822ccc44f2f_JaffaCakes118.exe

Program crash 2 IoCs

pid	pid_target	Process	procid_target
2776	4768	WerFault.exe	81
4484	4768	WerFault.exe	81

Suspicious use of SetWindowsHookEx 10 IoCs

pid	Process
4768	8b378d0e807e3636c5e13822ccc44f2f_JaffaCakes118.exe
4768	8b378d0e807e3636c5e13822ccc44f2f_JaffaCakes118.exe
4768	8b378d0e807e3636c5e13822ccc44f2f_JaffaCakes118.exe
4768	8b378d0e807e3636c5e13822ccc44f2f_JaffaCakes118.exe
4768	8b378d0e807e3636c5e13822ccc44f2f_JaffaCakes118.exe
4768	8b378d0e807e3636c5e13822ccc44f2f_JaffaCakes118.exe
4768	8b378d0e807e3636c5e13822ccc44f2f_JaffaCakes118.exe
4768	8b378d0e807e3636c5e13822ccc44f2f_JaffaCakes118.exe
4768	8b378d0e807e3636c5e13822ccc44f2f_JaffaCakes118.exe
4768	8b378d0e807e3636c5e13822ccc44f2f_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\8b378d0e807e3636c5e13822ccc44f2f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\8b378d0e807e3636c5e13822ccc44f2f_JaffaCakes118.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
PID:4768
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4768 -s 2568
  2⤵
  - Program crash
  PID:2776
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4768 -s 2536
  2⤵
  - Program crash
  PID:4484

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4768 -ip 4768
1⤵
PID:3452

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 4768 -ip 4768
1⤵
PID:3644

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/4768-0-0x0000000000400000-0x00000000005CC000-memory.dmp

Filesize
1.8MB

Download
memory/4768-10-0x0000000000400000-0x00000000005CC000-memory.dmp

Filesize
1.8MB

Download
memory/4768-12-0x0000000000400000-0x00000000005CC000-memory.dmp

Filesize
1.8MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads