07f431abd3481ba4010b2f26a9ce23e6e9cdfdce343a0be9446ff681dc4ba33d

Analysis

max time kernel
134s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
07-05-2024 14:16

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General

Target

20c822f56b95204bc7f0592d9c959998_JaffaCakes118.exe
Size

666KB
MD5

20c822f56b95204bc7f0592d9c959998
SHA1

f2f7045a22a5705a64a32891c73716dc26abab07
SHA256

07f431abd3481ba4010b2f26a9ce23e6e9cdfdce343a0be9446ff681dc4ba33d
SHA512

04c8bafbc4bdcd4e9fa0f6acb6d78f6970cb260ca4367f712286d83b7e650371daca69245eeda8f9d4f063947c230645014ee89eaa35e00738b027710d396190
SSDEEP

12288:6bDqEkMs4q48IAeP0PifTEurPbvdqJplapLWTICNIYPKMTWN4t4OAUw91zRwIMfD:6Xbs48LeP0P8E6dclWLi26KGOqMwIMr

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	20c822f56b95204bc7f0592d9c959998_JaffaCakes118.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2436-0-0x0000000000400000-0x00000000005C7000-memory.dmp	upx
behavioral2/memory/2436-15-0x0000000000400000-0x00000000005C7000-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	20c822f56b95204bc7f0592d9c959998_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	20c822f56b95204bc7f0592d9c959998_JaffaCakes118.exe

Program crash 2 IoCs

pid	pid_target	Process	procid_target
3036	2436	WerFault.exe	83
3456	2436	WerFault.exe	83

Suspicious use of SetWindowsHookEx 9 IoCs

pid	Process
2436	20c822f56b95204bc7f0592d9c959998_JaffaCakes118.exe
2436	20c822f56b95204bc7f0592d9c959998_JaffaCakes118.exe
2436	20c822f56b95204bc7f0592d9c959998_JaffaCakes118.exe
2436	20c822f56b95204bc7f0592d9c959998_JaffaCakes118.exe
2436	20c822f56b95204bc7f0592d9c959998_JaffaCakes118.exe
2436	20c822f56b95204bc7f0592d9c959998_JaffaCakes118.exe
2436	20c822f56b95204bc7f0592d9c959998_JaffaCakes118.exe
2436	20c822f56b95204bc7f0592d9c959998_JaffaCakes118.exe
2436	20c822f56b95204bc7f0592d9c959998_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\20c822f56b95204bc7f0592d9c959998_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\20c822f56b95204bc7f0592d9c959998_JaffaCakes118.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
PID:2436
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2436 -s 2560
  2⤵
  - Program crash
  PID:3036
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2436 -s 2528
  2⤵
  - Program crash
  PID:3456

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2436 -ip 2436
1⤵
PID:2368

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 2436 -ip 2436
1⤵
PID:4656

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/2436-0-0x0000000000400000-0x00000000005C7000-memory.dmp

Filesize
1.8MB

Download
memory/2436-15-0x0000000000400000-0x00000000005C7000-memory.dmp

Filesize
1.8MB

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads