15f89461be9c78327a13fc46962525caadbe698f5d32b79aeafea2318ddc56b5

Analysis

max time kernel
140s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
22/05/2024, 09:50

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General

Target

66d98bbf98ee827e5e1b5656e8d71057_JaffaCakes118.exe
Size

680KB
MD5

66d98bbf98ee827e5e1b5656e8d71057
SHA1

f427f7cc77dc91b1c85198b2d6aee5fc9ea2a3a2
SHA256

15f89461be9c78327a13fc46962525caadbe698f5d32b79aeafea2318ddc56b5
SHA512

36df8a974b74a664a4e3d949d60c8412f5bbaf2a63a5a647c6c0bcea4aa0e01bffa1fe0fdefc3fc6d4e57a0e546d72950c95b17796cad17e28023ac87fc6b793
SSDEEP

12288:vwEZxZLDznQwo5unUeArTE5yjgcy7LxOuH9/7HPuXRZ8dzfPtfdeEvnrvdXZPThY:oEZxZLHnQwOunXLpvwuVbKz81VfTFXZe

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	66d98bbf98ee827e5e1b5656e8d71057_JaffaCakes118.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4600-0-0x0000000000400000-0x00000000005CC000-memory.dmp	upx
behavioral2/memory/4600-11-0x0000000000400000-0x00000000005CC000-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 opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	66d98bbf98ee827e5e1b5656e8d71057_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	66d98bbf98ee827e5e1b5656e8d71057_JaffaCakes118.exe

Program crash 2 IoCs

pid	pid_target	Process	procid_target
5004	4600	WerFault.exe	82
3548	4600	WerFault.exe	82

Suspicious use of SetWindowsHookEx 10 IoCs

pid	Process
4600	66d98bbf98ee827e5e1b5656e8d71057_JaffaCakes118.exe
4600	66d98bbf98ee827e5e1b5656e8d71057_JaffaCakes118.exe
4600	66d98bbf98ee827e5e1b5656e8d71057_JaffaCakes118.exe
4600	66d98bbf98ee827e5e1b5656e8d71057_JaffaCakes118.exe
4600	66d98bbf98ee827e5e1b5656e8d71057_JaffaCakes118.exe
4600	66d98bbf98ee827e5e1b5656e8d71057_JaffaCakes118.exe
4600	66d98bbf98ee827e5e1b5656e8d71057_JaffaCakes118.exe
4600	66d98bbf98ee827e5e1b5656e8d71057_JaffaCakes118.exe
4600	66d98bbf98ee827e5e1b5656e8d71057_JaffaCakes118.exe
4600	66d98bbf98ee827e5e1b5656e8d71057_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\66d98bbf98ee827e5e1b5656e8d71057_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\66d98bbf98ee827e5e1b5656e8d71057_JaffaCakes118.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
PID:4600
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4600 -s 2512
  2⤵
  - Program crash
  PID:5004
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4600 -s 2560
  2⤵
  - Program crash
  PID:3548

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 4600 -ip 4600
1⤵
PID:3948

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 4600 -ip 4600
1⤵
PID:4592

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/4600-0-0x0000000000400000-0x00000000005CC000-memory.dmp

Filesize
1.8MB

Download
memory/4600-11-0x0000000000400000-0x00000000005CC000-memory.dmp

Filesize
1.8MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads