urelas | 3440b1488ab8f40d03f054481b4e7dde3dc9f5a6794b233b83339b4527d23256

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
21-04-2024 14:51

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General

Target

ff87d3344db8278ea877e9e5a3288fab_JaffaCakes118.exe
Size

411KB
MD5

ff87d3344db8278ea877e9e5a3288fab
SHA1

107f1e16d3a320332df626182d090740d3a5d2fc
SHA256

3440b1488ab8f40d03f054481b4e7dde3dc9f5a6794b233b83339b4527d23256
SHA512

ed064abd7988248858f23ac078f118835e61a37e62e6934873249d3d75884ebed3b108609d319d62d271aa053f52a79ea02e403216b76d45b7e67cbf283e9b6a
SSDEEP

6144:kzU7blKaP2iCWhWapKRaRXOkN4Swel6f3IsInOYKa:eU7M5ijWh0XOW4sEfeOY

Score

10^/10

urelas aspackv2 trojan

Malware Config

Extracted

Family

urelas

218.54.31.226

218.54.31.165

Signatures

Urelas
Urelas is a trojan targeting card games.
trojan urelas

ASPack v2.12-2.42 1 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

resource	yara_rule
behavioral2/files/0x000f00000002338a-20.dat	aspack_v212_v242

Checks computer location settings 2 TTPs 2 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-1-5-21-1132431369-515282257-1998160155-1000\Control Panel\International\Geo\Nation	ff87d3344db8278ea877e9e5a3288fab_JaffaCakes118.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\Control Panel\International\Geo\Nation	wonei.exe

Executes dropped EXE 2 IoCs

pid	Process
1076	wonei.exe
4288	atvuv.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe
4288	atvuv.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4272 wrote to memory of 1076	4272	ff87d3344db8278ea877e9e5a3288fab_JaffaCakes118.exe	89
PID 4272 wrote to memory of 1076	4272	ff87d3344db8278ea877e9e5a3288fab_JaffaCakes118.exe	89
PID 4272 wrote to memory of 1076	4272	ff87d3344db8278ea877e9e5a3288fab_JaffaCakes118.exe	89
PID 4272 wrote to memory of 696	4272	ff87d3344db8278ea877e9e5a3288fab_JaffaCakes118.exe	90
PID 4272 wrote to memory of 696	4272	ff87d3344db8278ea877e9e5a3288fab_JaffaCakes118.exe	90
PID 4272 wrote to memory of 696	4272	ff87d3344db8278ea877e9e5a3288fab_JaffaCakes118.exe	90
PID 1076 wrote to memory of 4288	1076	wonei.exe	110
PID 1076 wrote to memory of 4288	1076	wonei.exe	110
PID 1076 wrote to memory of 4288	1076	wonei.exe	110

C:\Users\Admin\AppData\Local\Temp\ff87d3344db8278ea877e9e5a3288fab_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ff87d3344db8278ea877e9e5a3288fab_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4272
- C:\Users\Admin\AppData\Local\Temp\wonei.exe
  "C:\Users\Admin\AppData\Local\Temp\wonei.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:1076
- - C:\Users\Admin\AppData\Local\Temp\atvuv.exe
    "C:\Users\Admin\AppData\Local\Temp\atvuv.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    PID:4288
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\_uinsey.bat" "
  2⤵
  PID:696

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\_uinsey.bat

Filesize
304B

MD5
58ad4ac27a48257005b263527a5e0d52

SHA1
7670701f29abd03e94f5af95a419aeea3c8a2566

SHA256
e05ebb0edc79beb3d8b26b65b8c14037703c78bbd4fd8b5c7c85bfec00a466b4

SHA512
32e2604ea6198c668c82f1499cca94f9721dfe784318b1d5ad886e9a7733bebb30b7b81dc76f882f13c31e1367e7f331c8467e40b096b2b3188b41ad5f274439

Download Submit
C:\Users\Admin\AppData\Local\Temp\atvuv.exe

Filesize
212KB

MD5
10ec3b4141b16d3948ba624b82bf430a

SHA1
0bbce44c37c73e00627119b45cbd5aaa9d7e14aa

SHA256
325e15f000222e97909f1c17a534970678b956ba133eb2f6019f187da7c911d7

SHA512
43583427aee934f8a06476e7988dc1f4a8cacc4b0aa2549e0b7ea9ec47ba0244d3f85bbe70f04d6ef56ad66370ab98dbd97a46858ab1a6617aaff7acff9b490d

Download Submit
C:\Users\Admin\AppData\Local\Temp\golfinfo.ini

Filesize
512B

MD5
667925c5945dba7063a4b40ac877048a

SHA1
952f9d8fa66fd542a80fc82ed78cf5d1a64968b1

SHA256
866cd61eb01112e9e41cb2da9b6448673df940597dd83d66dfcb9ddd7dc9f14a

SHA512
fd4eaf0342586b616fb47bd1801054fd3d922afb7a82ac12b4a488a60ad6bc4895357ef1eb3d8a2fc270dc24cbaf9d8b6b245a81be3612ee8e7df6ebb4955b18

Download Submit
C:\Users\Admin\AppData\Local\Temp\wonei.exe

Filesize
411KB

MD5
db317ac9402f9322c74272361d04e939

SHA1
3ab4b80abcf078ca3f20dcc2512afc7cbe4cd742

SHA256
8c62440151ab6e1008fc02d31a01416dd4e0c23a65907990e8edad723d2153d4

SHA512
aa72456ee5b88e71ed285215dae74c751f5a3d9bbf5d627d00ebd89cb4fff63b3d9c4245fe7c1cf71f437888aa415058503a5bb601a88d386336a8070ea5bc47

Download Submit
memory/1076-25-0x0000000000400000-0x0000000000465000-memory.dmp

Filesize
404KB

Download
memory/4272-13-0x0000000000400000-0x0000000000465000-memory.dmp

Filesize
404KB

Download
memory/4272-0-0x0000000000400000-0x0000000000465000-memory.dmp

Filesize
404KB

Download
memory/4288-26-0x00000000001D0000-0x0000000000264000-memory.dmp

Filesize
592KB

Download
memory/4288-27-0x00000000001D0000-0x0000000000264000-memory.dmp

Filesize
592KB

Download
memory/4288-28-0x00000000001D0000-0x0000000000264000-memory.dmp

Filesize
592KB

Download
memory/4288-30-0x00000000001D0000-0x0000000000264000-memory.dmp

Filesize
592KB

Download
memory/4288-31-0x00000000001D0000-0x0000000000264000-memory.dmp

Filesize
592KB

Download
memory/4288-32-0x00000000001D0000-0x0000000000264000-memory.dmp

Filesize
592KB

Download
memory/4288-33-0x00000000001D0000-0x0000000000264000-memory.dmp

Filesize
592KB

Download
memory/4288-34-0x00000000001D0000-0x0000000000264000-memory.dmp

Filesize
592KB

Download