urelas | bacd51b12d3fc348e45b586fc73176f084d435e348f7a655a64f311f6bbf4b6f

General

Target

bacd51b12d3fc348e45b586fc73176f084d435e348f7a655a64f311f6bbf4b6fN.exe
Size

55KB
MD5

0502f676e17cb28dc766017dbb4b4690
SHA1

6895b601936c9f40d035696e79ada9e7f369665f
SHA256

bacd51b12d3fc348e45b586fc73176f084d435e348f7a655a64f311f6bbf4b6f
SHA512

1474e267363829473162f2543427ff44ffa4dadf968648b9231ffbbff8908872687a6f97c2aceec5f0951a78ba15c864e936fef6918d2dad805dda339b0149f6
SSDEEP

768:egjKOwfkQsxi4CUWsFZzdXCHuWFpuQlBVQayBAFp1pAK4gpuK1cnPdFmfbpA9ANY:bKOjssTdFMsAX1pA6G0qm1Y8jgFzZ

Score

10^/10

urelas discovery trojan

Malware Config

Extracted

Family

urelas

C2

218.54.47.76

218.54.47.77

218.54.47.74

Signatures

Urelas
Urelas is a trojan targeting card games.
trojan urelas
Urelas family
urelas

Deletes itself 1 IoCs

pid	Process
2496	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2056	biudfw.exe

Loads dropped DLL 1 IoCs

pid	Process
2060	bacd51b12d3fc348e45b586fc73176f084d435e348f7a655a64f311f6bbf4b6fN.exe

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 3 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	bacd51b12d3fc348e45b586fc73176f084d435e348f7a655a64f311f6bbf4b6fN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	biudfw.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2060 wrote to memory of 2056	2060	bacd51b12d3fc348e45b586fc73176f084d435e348f7a655a64f311f6bbf4b6fN.exe	29
PID 2060 wrote to memory of 2056	2060	bacd51b12d3fc348e45b586fc73176f084d435e348f7a655a64f311f6bbf4b6fN.exe	29
PID 2060 wrote to memory of 2056	2060	bacd51b12d3fc348e45b586fc73176f084d435e348f7a655a64f311f6bbf4b6fN.exe	29
PID 2060 wrote to memory of 2056	2060	bacd51b12d3fc348e45b586fc73176f084d435e348f7a655a64f311f6bbf4b6fN.exe	29
PID 2060 wrote to memory of 2496	2060	bacd51b12d3fc348e45b586fc73176f084d435e348f7a655a64f311f6bbf4b6fN.exe	30
PID 2060 wrote to memory of 2496	2060	bacd51b12d3fc348e45b586fc73176f084d435e348f7a655a64f311f6bbf4b6fN.exe	30
PID 2060 wrote to memory of 2496	2060	bacd51b12d3fc348e45b586fc73176f084d435e348f7a655a64f311f6bbf4b6fN.exe	30
PID 2060 wrote to memory of 2496	2060	bacd51b12d3fc348e45b586fc73176f084d435e348f7a655a64f311f6bbf4b6fN.exe	30

C:\Users\Admin\AppData\Local\Temp\bacd51b12d3fc348e45b586fc73176f084d435e348f7a655a64f311f6bbf4b6fN.exe
"C:\Users\Admin\AppData\Local\Temp\bacd51b12d3fc348e45b586fc73176f084d435e348f7a655a64f311f6bbf4b6fN.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2060
- C:\Users\Admin\AppData\Local\Temp\biudfw.exe
  "C:\Users\Admin\AppData\Local\Temp\biudfw.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2056
- C:\Windows\SysWOW64\cmd.exe
  cmd /c ""C:\Users\Admin\AppData\Local\Temp\sanfdr.bat" "
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:2496

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
512B

MD5
1e75a7e32613b9d0b73f13b66c2c2f58

SHA1
035e2d6ab4ac34190f0e684681098188409e978c

SHA256
9f8aa6da5d4cd4a6f17fc229bb965d1f2525d6bc7f70ffba6a13c7e3bbd2a1f3

SHA512
e8ba9e9796b506655b9432ed7036383a3eab746a948a18df6e9598e59e6830a834e30bad7455bc22d4ae19a63f051d2aaa57b435594e881130559aac385bd8cf

Download Submit
C:\Users\Admin\AppData\Local\Temp\sanfdr.bat

Filesize
340B

MD5
b8bbe87947867be8b8a7b890d5004694

SHA1
33edae71d7eebe1280cfd1d413a41a0a77093d72

SHA256
b8bd6f793a10d71246a11fece810d30449c6ffec2e5a710ac1b72c7947ff2486

SHA512
50e47475c00070e8fbdb0aad52ce2914c0f07bdb4032fee22665fe53f671f3207574e1d1621a2eb9b5626e93c22d8c4d5a80139655592abc09d8c725cf41bf22

Download Submit
\Users\Admin\AppData\Local\Temp\biudfw.exe

Filesize
55KB

MD5
eafa89feef36b28656fcea85df9d8049

SHA1
cf0fb415474d9a9edae398cff486b21018f8fc89

SHA256
4f2cd488258441e14591401a1dd6844c5e3f7bc924fc1f0ccf0fc846521b4273

SHA512
3d8d575e491b24b91fcafbb74de7b3c78db7113a921b7313bf72d6314a204e8d9e2b0a8e8d56eee6169b3e4ea18b0cdcb6ffc90c3afe0b7a4ff719f698800754

Download Submit
memory/2056-21-0x0000000001180000-0x00000000011B2000-memory.dmp

Filesize
200KB

Download
memory/2056-23-0x0000000001180000-0x00000000011B2000-memory.dmp

Filesize
200KB

Download
memory/2056-29-0x0000000001180000-0x00000000011B2000-memory.dmp

Filesize
200KB

Download
memory/2060-0-0x0000000000FA0000-0x0000000000FD2000-memory.dmp

Filesize
200KB

Download
memory/2060-6-0x00000000007C0000-0x00000000007F2000-memory.dmp

Filesize
200KB

Download
memory/2060-18-0x0000000000FA0000-0x0000000000FD2000-memory.dmp

Filesize
200KB

Download

Analysis

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