urelas | 70bb5d2d8911581197f8b5f790797cc820b3734d6a1cfaa1a4050bb0ecf5181f

General

Target

70bb5d2d8911581197f8b5f790797cc820b3734d6a1cfaa1a4050bb0ecf5181fN.exe
Size

141KB
MD5

ab8d41e8e3e63a68daa652ac6eba70e0
SHA1

931a9f6e214e62b774707afaf29c05429a1f6fce
SHA256

70bb5d2d8911581197f8b5f790797cc820b3734d6a1cfaa1a4050bb0ecf5181f
SHA512

750bef7183b003d8e61e0e147bb9fea8db7b984e8105dde0b09e3e94eb5b864d39c733728da0b0dba5da0feeeb161126148edc19d9b2ca28c9665e075284fccb
SSDEEP

1536:P/oEkqfCZ10zcT9Yh8AIXcjyz9cOXfiXGImcatMrsWjcdf6odgR5APfIQ:P/5kqCxiXEcO3XfGf2tMUf6odgR5A4Q

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
2716	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2084	biudfw.exe

Loads dropped DLL 1 IoCs

pid	Process
2532	70bb5d2d8911581197f8b5f790797cc820b3734d6a1cfaa1a4050bb0ecf5181fN.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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	70bb5d2d8911581197f8b5f790797cc820b3734d6a1cfaa1a4050bb0ecf5181fN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	biudfw.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2532 wrote to memory of 2084	2532	70bb5d2d8911581197f8b5f790797cc820b3734d6a1cfaa1a4050bb0ecf5181fN.exe	31
PID 2532 wrote to memory of 2084	2532	70bb5d2d8911581197f8b5f790797cc820b3734d6a1cfaa1a4050bb0ecf5181fN.exe	31
PID 2532 wrote to memory of 2084	2532	70bb5d2d8911581197f8b5f790797cc820b3734d6a1cfaa1a4050bb0ecf5181fN.exe	31
PID 2532 wrote to memory of 2084	2532	70bb5d2d8911581197f8b5f790797cc820b3734d6a1cfaa1a4050bb0ecf5181fN.exe	31
PID 2532 wrote to memory of 2716	2532	70bb5d2d8911581197f8b5f790797cc820b3734d6a1cfaa1a4050bb0ecf5181fN.exe	32
PID 2532 wrote to memory of 2716	2532	70bb5d2d8911581197f8b5f790797cc820b3734d6a1cfaa1a4050bb0ecf5181fN.exe	32
PID 2532 wrote to memory of 2716	2532	70bb5d2d8911581197f8b5f790797cc820b3734d6a1cfaa1a4050bb0ecf5181fN.exe	32
PID 2532 wrote to memory of 2716	2532	70bb5d2d8911581197f8b5f790797cc820b3734d6a1cfaa1a4050bb0ecf5181fN.exe	32

C:\Users\Admin\AppData\Local\Temp\70bb5d2d8911581197f8b5f790797cc820b3734d6a1cfaa1a4050bb0ecf5181fN.exe
"C:\Users\Admin\AppData\Local\Temp\70bb5d2d8911581197f8b5f790797cc820b3734d6a1cfaa1a4050bb0ecf5181fN.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2532
- 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:2084
- 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:2716

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
0ecda9ecaa423d5a8481985b7d3d5a77

SHA1
ecc237c20c234cf9c0e20b39a39ab27244dc7971

SHA256
caed69520592602de846673610507a47e22e0fb108e8e88ba1a85b314607f0a9

SHA512
82ce4bfc411781d187b6151383064f18e22b37f5f03d783476fed1c8ba74ee38dc74b16badf96961e22d6b63ae31425ae785c17fa3bd5d767ae3b0bd9652fe3a

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

Filesize
340B

MD5
4c59cc0023e519772a1b50d14818b97e

SHA1
332a27f50551f9042d3c5022148a82b3acd91274

SHA256
89fff26ba7e63838156518bf0065b0fb763bdfd4c55c497ea79582cb01c60600

SHA512
c1c495b1d13693f38d81472bec073a44324609595d9f3949f8ba91ac23ca8d923aa3514bc71527ee0e4a983b3da08c0c5026966a0fe167d84e81d810089ea875

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

Filesize
141KB

MD5
f803137fafbc8976534ee2e8dcfa1439

SHA1
0ef6ac11119b3b4e9d6d139dce53de38605ff063

SHA256
469735ac7159aacabfac8664b90b5d465539c5935235b0001c62f97062408a18

SHA512
8b2c5a30c257299ec5b7d3bfb483d790f007c606da0e18ae0c09b8a2c589ec775554135c71e43b9466dcb4d0d53acdb3d069f71c0ff5813a8c883437f5bf0c4e

Download Submit
memory/2084-10-0x0000000001030000-0x0000000001057000-memory.dmp

Filesize
156KB

Download
memory/2084-21-0x0000000001030000-0x0000000001057000-memory.dmp

Filesize
156KB

Download
memory/2084-22-0x0000000001030000-0x0000000001057000-memory.dmp

Filesize
156KB

Download
memory/2532-0-0x0000000000880000-0x00000000008A7000-memory.dmp

Filesize
156KB

Download
memory/2532-6-0x0000000000830000-0x0000000000857000-memory.dmp

Filesize
156KB

Download
memory/2532-18-0x0000000000880000-0x00000000008A7000-memory.dmp

Filesize
156KB

Download

Analysis

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