bec5d4b9979a2094fe1062512ea2754b9ce573b879b25167fa8a4f52f350edc9

Resubmissions

06-08-2024 12:58

240806-p7wxwazcqq 10

03-08-2024 17:38

240803-v77x2azfqn 10

30-07-2024 18:36

240730-w9akzssfmk 10

28-07-2024 20:03

240728-ysq8hs1hkq 10

Analysis

max time kernel
92s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20240730-en
resource tags

arch:x64arch:x86image:win10v2004-20240730-enlocale:en-usos:windows10-2004-x64system
submitted
30-07-2024 18:36

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General

Target

20ed7ed36e052a523030ae979e872793_JaffaCakes118.dll
Size

116KB
MD5

20ed7ed36e052a523030ae979e872793
SHA1

b686ea3f47c254082c584ee9d18d386af4e0c870
SHA256

bec5d4b9979a2094fe1062512ea2754b9ce573b879b25167fa8a4f52f350edc9
SHA512

7df169ae3bf9bf85205a7b5a4d5ed33aed897073dc003a7ef1eea529473fffe005b549bd72e9f098ed958c8a5232640dc12928413d0690a3b6692ffd0b32cb94
SSDEEP

1536:CPp8kFF4+utlznGEvCrUmUYwGOmpX2yaICS4Aa7APtwdRW4M/5qAO:8vnuGqfGOqVBP+dlt

Score

6^/10

discovery

Malware Config

Signatures

Enumerates connected drives 3 TTPs 23 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\J:	rundll32.exe
File opened (read-only)	\??\L:	rundll32.exe
File opened (read-only)	\??\Y:	rundll32.exe
File opened (read-only)	\??\G:	rundll32.exe
File opened (read-only)	\??\I:	rundll32.exe
File opened (read-only)	\??\K:	rundll32.exe
File opened (read-only)	\??\R:	rundll32.exe
File opened (read-only)	\??\T:	rundll32.exe
File opened (read-only)	\??\Z:	rundll32.exe
File opened (read-only)	\??\W:	rundll32.exe
File opened (read-only)	\??\X:	rundll32.exe
File opened (read-only)	\??\A:	rundll32.exe
File opened (read-only)	\??\H:	rundll32.exe
File opened (read-only)	\??\N:	rundll32.exe
File opened (read-only)	\??\O:	rundll32.exe
File opened (read-only)	\??\Q:	rundll32.exe
File opened (read-only)	\??\U:	rundll32.exe
File opened (read-only)	\??\B:	rundll32.exe
File opened (read-only)	\??\E:	rundll32.exe
File opened (read-only)	\??\M:	rundll32.exe
File opened (read-only)	\??\P:	rundll32.exe
File opened (read-only)	\??\S:	rundll32.exe
File opened (read-only)	\??\V:	rundll32.exe

System Location Discovery: System Language Discovery 1 TTPs 1 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	rundll32.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1492	rundll32.exe
1492	rundll32.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	1492	rundll32.exe
Token: SeTakeOwnershipPrivilege	1492	rundll32.exe
Token: SeBackupPrivilege	4300	vssvc.exe
Token: SeRestorePrivilege	4300	vssvc.exe
Token: SeAuditPrivilege	4300	vssvc.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4408 wrote to memory of 1492	4408	rundll32.exe	81
PID 4408 wrote to memory of 1492	4408	rundll32.exe	81
PID 4408 wrote to memory of 1492	4408	rundll32.exe	81

Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\20ed7ed36e052a523030ae979e872793_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4408
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\20ed7ed36e052a523030ae979e872793_JaffaCakes118.dll,#1
  2⤵
  - Enumerates connected drives
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1492

C:\Windows\system32\wbem\unsecapp.exe
C:\Windows\system32\wbem\unsecapp.exe -Embedding
1⤵
PID:3628

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4300

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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