acbd8c321db688c7cb88ccc73ac31bd93bbe795ebcd76f0eed4c036955c7e1b0

Analysis

max time kernel
148s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
15/10/2024, 04:26

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General

Target

45d508623e4c941d49c93bc2fa31cc9f_JaffaCakes118.exe
Size

792KB
MD5

45d508623e4c941d49c93bc2fa31cc9f
SHA1

d7b5f742e4fd8a41903f30d7d17b5b76b53b9fd1
SHA256

acbd8c321db688c7cb88ccc73ac31bd93bbe795ebcd76f0eed4c036955c7e1b0
SHA512

00362f2f8927d875ac5d07e3d24929fc5b4f86a60f0c5d140bc66c32d1c2b902d4346a3a659927e0de867fc7a38820a5452ab4acab47c91f21dc6c4278c82bde
SSDEEP

12288:2RvAgCYxPVQ1KRLLIyDASbumfbKFsdrojwSzunLEjzaQ/K1V+qrEK6FWIdRAKlJ:WAgCYQ1LGum4sx8Kofd/uV+wEK6FWKd

Score

7^/10

discovery upx

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	45d508623e4c941d49c93bc2fa31cc9f_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
3364	irsetup.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x000c000000023b79-4.dat	upx
behavioral2/memory/3364-11-0x0000000000400000-0x0000000000581000-memory.dmp	upx
behavioral2/memory/3364-23-0x0000000000400000-0x0000000000581000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	45d508623e4c941d49c93bc2fa31cc9f_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	irsetup.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
3364	irsetup.exe
3364	irsetup.exe
3364	irsetup.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4460 wrote to memory of 3364	4460	45d508623e4c941d49c93bc2fa31cc9f_JaffaCakes118.exe	84
PID 4460 wrote to memory of 3364	4460	45d508623e4c941d49c93bc2fa31cc9f_JaffaCakes118.exe	84
PID 4460 wrote to memory of 3364	4460	45d508623e4c941d49c93bc2fa31cc9f_JaffaCakes118.exe	84

C:\Users\Admin\AppData\Local\Temp\45d508623e4c941d49c93bc2fa31cc9f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\45d508623e4c941d49c93bc2fa31cc9f_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4460
- C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe
  "C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe" __IRAOFF:662050 "__IRAFN:C:\Users\Admin\AppData\Local\Temp\45d508623e4c941d49c93bc2fa31cc9f_JaffaCakes118.exe" "__IRCT:1" "__IRTSS:0" "__IRSID:S-1-5-21-3227495264-2217614367-4027411560-1000"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:3364

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe

Filesize
566KB

MD5
3fe7c92dba5c9240b4ab0d6a87e6166a

SHA1
7980d7dffc073515b621834246dda33ab00c308d

SHA256
a7818c1e0dad1cbba4d17809688887adeeafe940a3cb53a6aeabdfcd196f7258

SHA512
bd2c87b2d02b80b90f744a101bbb9294b1d90650a338be725028e6649e46a759fa72032e80ffe911ae82b005b4d2394960e7b73ce7ad8fe3a70e8a47d2a7c98d

Download Submit
memory/3364-11-0x0000000000400000-0x0000000000581000-memory.dmp

Filesize
1.5MB

Download
memory/3364-23-0x0000000000400000-0x0000000000581000-memory.dmp

Filesize
1.5MB

Download