3814acc1aabebce84cd5fb3bad820cc798fad4ff9ba6192798fe940b7cd11a72

General

Target

59f0fd506ac01a6300eff5af0981302d_JaffaCakes118.exe
Size

227KB
MD5

59f0fd506ac01a6300eff5af0981302d
SHA1

6dc9ee176364a3d13fcf3e8645373b7d85d3391a
SHA256

3814acc1aabebce84cd5fb3bad820cc798fad4ff9ba6192798fe940b7cd11a72
SHA512

b277cc94ae36b82a073014e23f0ee572fb9c77f0e05becd884961e5d45e558e9a4bc698cbf0dab646c2dfee3ca153b1c61205aeba27bddf414ca91091a827fd6
SSDEEP

3072:PG/Vrl87fnB3/jmP6Nr+TFOza6sUAt1zyqrDzU88Yb9GF6Lc36U4UpSwO0:PErgpPjm0+TFOW6YtjmYRGKcKUF20

Score

7^/10

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-1-5-21-1705699165-553239100-4129523827-1000\Control Panel\International\Geo\Nation	59f0fd506ac01a6300eff5af0981302d_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
1716	rypcngj.exe

Loads dropped DLL 1 IoCs

pid	Process
1716	rypcngj.exe

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

System Information Discovery
T1082

Kills process with taskkill 1 IoCs

evasion

pid	Process
4000	taskkill.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1208	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1716	rypcngj.exe
1716	rypcngj.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1716	rypcngj.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4000	taskkill.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
1716	rypcngj.exe
1716	rypcngj.exe
1716	rypcngj.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
1716	rypcngj.exe
1716	rypcngj.exe
1716	rypcngj.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2572 wrote to memory of 984	2572	59f0fd506ac01a6300eff5af0981302d_JaffaCakes118.exe	86
PID 2572 wrote to memory of 984	2572	59f0fd506ac01a6300eff5af0981302d_JaffaCakes118.exe	86
PID 2572 wrote to memory of 984	2572	59f0fd506ac01a6300eff5af0981302d_JaffaCakes118.exe	86
PID 984 wrote to memory of 4000	984	cmd.exe	89
PID 984 wrote to memory of 4000	984	cmd.exe	89
PID 984 wrote to memory of 4000	984	cmd.exe	89
PID 984 wrote to memory of 1208	984	cmd.exe	91
PID 984 wrote to memory of 1208	984	cmd.exe	91
PID 984 wrote to memory of 1208	984	cmd.exe	91
PID 984 wrote to memory of 1716	984	cmd.exe	94
PID 984 wrote to memory of 1716	984	cmd.exe	94
PID 984 wrote to memory of 1716	984	cmd.exe	94

C:\Users\Admin\AppData\Local\Temp\59f0fd506ac01a6300eff5af0981302d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\59f0fd506ac01a6300eff5af0981302d_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2572
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /f /pid 2572 & ping -n 3 127.1 & del /f /q "C:\Users\Admin\AppData\Local\Temp\59f0fd506ac01a6300eff5af0981302d_JaffaCakes118.exe" & start C:\Users\Admin\AppData\Local\rypcngj.exe -f
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:984
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /f /pid 2572
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:4000
- - C:\Windows\SysWOW64\PING.EXE
    ping -n 3 127.1
    3⤵
    - Runs ping.exe
    PID:1208
- - C:\Users\Admin\AppData\Local\rypcngj.exe
    C:\Users\Admin\AppData\Local\rypcngj.exe -f
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of SendNotifyMessage
    PID:1716

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

Remote System Discovery

1

T1018

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\rypcngj.exe

Filesize
227KB

MD5
59f0fd506ac01a6300eff5af0981302d

SHA1
6dc9ee176364a3d13fcf3e8645373b7d85d3391a

SHA256
3814acc1aabebce84cd5fb3bad820cc798fad4ff9ba6192798fe940b7cd11a72

SHA512
b277cc94ae36b82a073014e23f0ee572fb9c77f0e05becd884961e5d45e558e9a4bc698cbf0dab646c2dfee3ca153b1c61205aeba27bddf414ca91091a827fd6

Download Submit
memory/1716-23-0x0000000001000000-0x00000000010CB000-memory.dmp

Filesize
812KB

Download
memory/1716-19-0x0000000001000000-0x00000000010CB000-memory.dmp

Filesize
812KB

Download
memory/1716-40-0x0000000001000000-0x00000000010CB000-memory.dmp

Filesize
812KB

Download
memory/1716-32-0x0000000001000000-0x00000000010CB000-memory.dmp

Filesize
812KB

Download
memory/1716-30-0x0000000001000000-0x00000000010CB000-memory.dmp

Filesize
812KB

Download
memory/1716-12-0x0000000001000000-0x00000000010CB000-memory.dmp

Filesize
812KB

Download
memory/1716-14-0x0000000001000000-0x00000000010CB000-memory.dmp

Filesize
812KB

Download
memory/1716-16-0x0000000001000000-0x00000000010CB000-memory.dmp

Filesize
812KB

Download
memory/1716-28-0x0000000001000000-0x00000000010CB000-memory.dmp

Filesize
812KB

Download
memory/1716-21-0x0000000001000000-0x00000000010CB000-memory.dmp

Filesize
812KB

Download
memory/1716-18-0x0000000001000000-0x00000000010CB000-memory.dmp

Filesize
812KB

Download
memory/1716-26-0x0000000001000000-0x00000000010CB000-memory.dmp

Filesize
812KB

Download
memory/2572-1-0x0000000001000000-0x00000000010C2000-memory.dmp

Filesize
776KB

Download
memory/2572-3-0x0000000001000000-0x00000000010CB000-memory.dmp

Filesize
812KB

Download
memory/2572-2-0x0000000001000000-0x00000000010CB000-memory.dmp

Filesize
812KB

Download
memory/2572-6-0x0000000001000000-0x00000000010C2000-memory.dmp

Filesize
776KB

Download
memory/2572-5-0x0000000001000000-0x00000000010CB000-memory.dmp

Filesize
812KB

Download

Analysis

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