7a6b88276cef6970f96a4b8f639d96a0d4e48446261a3ec318d81b02ae029885

Analysis

max time kernel
92s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
26/07/2024, 21:28

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General

Target

75cca09d7cce952601ee5b95ee732223_JaffaCakes118.exe
Size

53KB
MD5

75cca09d7cce952601ee5b95ee732223
SHA1

dfd1724373745c3f917ea6f7e89edff3d1399d16
SHA256

7a6b88276cef6970f96a4b8f639d96a0d4e48446261a3ec318d81b02ae029885
SHA512

7dc2fcfcaa3d683a9dbe3ebae708a8874d85252466b03d0fd512afaa4e325ea4141a575d25fbc09eb9c33a0ac907c4dca5b6fdcef49affca685c08b133a35d4c
SSDEEP

1536:HOw3uhyiN+g1zRUvNdgKcL7cqKcNjlWLqv686HTya7AM:HOuuhyo+WFsdfcFWqvNe2

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-1-5-21-464762018-485119342-1613148473-1000\Control Panel\International\Geo\Nation	75cca09d7cce952601ee5b95ee732223_JaffaCakes118.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/316-1-0x0000000000400000-0x0000000000409000-memory.dmp	upx
behavioral2/memory/316-2-0x0000000000400000-0x000000000041A000-memory.dmp	upx

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
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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	75cca09d7cce952601ee5b95ee732223_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
316	75cca09d7cce952601ee5b95ee732223_JaffaCakes118.exe
316	75cca09d7cce952601ee5b95ee732223_JaffaCakes118.exe
316	75cca09d7cce952601ee5b95ee732223_JaffaCakes118.exe
316	75cca09d7cce952601ee5b95ee732223_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	316	75cca09d7cce952601ee5b95ee732223_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 316 wrote to memory of 4592	316	75cca09d7cce952601ee5b95ee732223_JaffaCakes118.exe	88
PID 316 wrote to memory of 4592	316	75cca09d7cce952601ee5b95ee732223_JaffaCakes118.exe	88
PID 316 wrote to memory of 4592	316	75cca09d7cce952601ee5b95ee732223_JaffaCakes118.exe	88

C:\Users\Admin\AppData\Local\Temp\75cca09d7cce952601ee5b95ee732223_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\75cca09d7cce952601ee5b95ee732223_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:316
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\75CCA0~1.EXE > nul
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4592

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/316-0-0x0000000002030000-0x0000000002034000-memory.dmp

Filesize
16KB

Download
memory/316-1-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/316-2-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download