765d8ac643f17b607ad8946fe8fa3cded185efd57f21131cadf5cd73cf719bf1

Analysis

max time kernel
138s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30/10/2024, 12:03

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General

Target
7f22aa396202bf7edac8bee0ffbad4a8_JaffaCakes118.exe
Size 11KB
Sample241030-n8cd7atanr
SHA256 765d8ac643f17b607ad8946fe8fa3cded185efd57f21131cadf5cd73cf719bf1
MD5 7f22aa396202bf7edac8bee0ffbad4a8
SHA1 0ebb7d1c1393c4effbd6cbf820fd81d5b073c068
SHA512 ba35968fc58c7551f5d9086d2d543106fc6de3b163330b215fc57467673028eb970b3cdfead87c11f7ffdcbf1927bbe9b2dd7c61e08c8038a7d16e4c76b61ef0
SSDEEP 192:1sbwheU2Uf7WA16Nchmax9+SBqVMGMiNqL2df58kcof0LCa7H:1sbwhdf7WA1ygmawxMibH0ma7H
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

defense_evasion 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-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation	7f22aa396202bf7edac8bee0ffbad4a8_JaffaCakes118.exe

Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
defense_evasion

File Deletion
T1070.004

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2916-0-0x00000000003E0000-0x000000000040D000-memory.dmp	upx
behavioral2/memory/2916-1-0x00000000003E0000-0x000000000040D000-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	7f22aa396202bf7edac8bee0ffbad4a8_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2916	7f22aa396202bf7edac8bee0ffbad4a8_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2916 wrote to memory of 4024	2916	7f22aa396202bf7edac8bee0ffbad4a8_JaffaCakes118.exe	87
PID 2916 wrote to memory of 4024	2916	7f22aa396202bf7edac8bee0ffbad4a8_JaffaCakes118.exe	87
PID 2916 wrote to memory of 4024	2916	7f22aa396202bf7edac8bee0ffbad4a8_JaffaCakes118.exe	87

C:\Users\Admin\AppData\Local\Temp\7f22aa396202bf7edac8bee0ffbad4a8_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\7f22aa396202bf7edac8bee0ffbad4a8_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2916
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\7F22AA~1.EXE > nul
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4024

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Indicator Removal

T1070

File Deletion

T1070.004

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

Replay Monitor

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Downloads

memory/2916-0-0x00000000003E0000-0x000000000040D000-memory.dmp

Download

memory/2916-1-0x00000000003E0000-0x000000000040D000-memory.dmp