urelas | 41df4ef1e17c546e810fe805f005b14486a889791c038ec335719a4d84aa9029

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
28/03/2024, 23:15

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
127e32e1d06e6764e992420c0922e3ef_JaffaCakes118.exe
Size 59KB
Sample240328-28v37aca27
SHA256 41df4ef1e17c546e810fe805f005b14486a889791c038ec335719a4d84aa9029
MD5 127e32e1d06e6764e992420c0922e3ef
SHA1 5bf828b5002479a6181ecad50c1cf81e1d19202f
SHA512 7fcf3fae6a11a7c9b5a94ad4f29e83b4d4233afd6c0ef9beb690024a8d688695d9375847710f6b4efd64d70e04b502d975202c0fd7078bb0f7ab03819303e4ed
SSDEEP 768:n5mhew0GpSyMe6hwUkdwJzh+qciaQRENEzxZbARtR06g2wqp4YPeznellmqGwxPO:nK0GjMeQG3iaQREuVZ6ro29p4YxbKd3
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

urelas trojan

Malware Config

Extracted

Family

urelas

218.54.47.76
218.54.47.77
218.54.47.74

Signatures

Urelas
Urelas is a trojan targeting card games.
trojan urelas

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-1-5-21-399997616-3400990511-967324271-1000\Control Panel\International\Geo\Nation	127e32e1d06e6764e992420c0922e3ef_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
1204	biudfw.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4972 wrote to memory of 1204	4972	127e32e1d06e6764e992420c0922e3ef_JaffaCakes118.exe	90
PID 4972 wrote to memory of 1204	4972	127e32e1d06e6764e992420c0922e3ef_JaffaCakes118.exe	90
PID 4972 wrote to memory of 1204	4972	127e32e1d06e6764e992420c0922e3ef_JaffaCakes118.exe	90
PID 4972 wrote to memory of 4908	4972	127e32e1d06e6764e992420c0922e3ef_JaffaCakes118.exe	91
PID 4972 wrote to memory of 4908	4972	127e32e1d06e6764e992420c0922e3ef_JaffaCakes118.exe	91
PID 4972 wrote to memory of 4908	4972	127e32e1d06e6764e992420c0922e3ef_JaffaCakes118.exe	91

C:\Users\Admin\AppData\Local\Temp\127e32e1d06e6764e992420c0922e3ef_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\127e32e1d06e6764e992420c0922e3ef_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4972
- C:\Users\Admin\AppData\Local\Temp\biudfw.exe
  "C:\Users\Admin\AppData\Local\Temp\biudfw.exe"
  2⤵
  - Executes dropped EXE
  PID:1204
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\sanfdr.bat" "
  2⤵
  PID:4908

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

biudfw.exe

Path C:\Users\Admin\AppData\Local\Temp\biudfw.exe
Size 60KB
SHA256 589995aaa8339fb28c6f7cf826068656950df30e41bbfd3e08c10e074cb67bb3
MD5 32218af2f7c452bdfffd655f7abdad0d
SHA1 e6f0afb918afe98470ec0695889b2716990481a5
SHA512 747d811e93a633ccf915bc6bbfff7b925845a5e33428419c1119f70a5775a38ffd02c4bfe67e614d8f71ba961226eaaaf9c1aa3dd0cd3c4ef4142cd192b8c750
SSDEEP 768:n5mhew0GpSyMe6hwUkdwJzh+qciaQRENEzxZbARtR06g2wqp4YPeznellmqGwxPk:nK0GjMeQG3iaQREuVZ6ro29p4YxbKdz
MD5 SHA1 SHA512 SSDEEP

Submit Download

golfinfo.ini

Path C:\Users\Admin\AppData\Local\Temp\golfinfo.ini
Size 512B
SHA256 a945a44cfe50423c01f26a16445ed177a347052e791364a9cb7de6bcaa18f3c1
MD5 55e10a9af74d3f3fa5ae3cb7ff5ad9d4
SHA1 449221fd8d7196a54de2bd583625d8d1b64db56a
SHA512 4af5ba74467b4c61302ea9571f19346c05f911843f2c6153fcd9a7340f9bc6e1f8867cdb72ec7ba0dc4930199aa5c302711ad5da9fd35241839418f6e70a515a
MD5 SHA1 SHA512

Submit Download

sanfdr.bat

Path C:\Users\Admin\AppData\Local\Temp\sanfdr.bat
Size 302B
SHA256 a7006c4df73d71170aa224b24133d8d60c3160ed93626b52d23026c98e8efd04
MD5 fc4680d46551861915082c6b78a03a64
SHA1 5a04b946ce9002dc6d055a7f504cf318b38a11c4
SHA512 97b3a1508c7ae959ec5e524940b06e634b5ed5eb5c2e7eb389625b06e27bb1947d179bc67ce905082c309945285fba9cff7bbcb58b0d6690665b79193572e01f
MD5 SHA1 SHA512

Submit Download

memory/1204-13-0x0000000000490000-0x00000000004C5000-memory.dmp

Download

memory/1204-17-0x0000000000490000-0x00000000004C5000-memory.dmp

Download

memory/1204-19-0x0000000000490000-0x00000000004C5000-memory.dmp

Download

memory/1204-25-0x0000000000490000-0x00000000004C5000-memory.dmp

Download

memory/4972-0-0x0000000000B30000-0x0000000000B65000-memory.dmp

Download

memory/4972-14-0x0000000000B30000-0x0000000000B65000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads