urelas | 650979d288ef7b78cdfb35d686289d59b51b8d0f9bb23c9780bf16b1d1ab0497

General

Target

650979d288ef7b78cdfb35d686289d59b51b8d0f9bb23c9780bf16b1d1ab0497.exe
Size

60KB
MD5

fdd82983a1b60e09530daf47f559f998
SHA1

20f5446cea2250eb02871f128419fb83f2c96917
SHA256

650979d288ef7b78cdfb35d686289d59b51b8d0f9bb23c9780bf16b1d1ab0497
SHA512

0b926ee3ecdda0bc02e05fe2369b5bd087a4ef0f87f04f195dc93ca88f784750e0b6a81eb2bf97a391a92ba1d805968750fc449d81811d400baf9133fd1a900e
SSDEEP

768:n5mhew0GpSyMe6hwUkdwJzh+qciaQRENEzxZbARtR06g2wqp4YPeznellmqGwxPu:nK0GjMeQG3iaQREuVZ6ro29p4YxbKd99

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
1792	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
1228	biudfw.exe

Loads dropped DLL 1 IoCs

pid	Process
2512	650979d288ef7b78cdfb35d686289d59b51b8d0f9bb23c9780bf16b1d1ab0497.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	650979d288ef7b78cdfb35d686289d59b51b8d0f9bb23c9780bf16b1d1ab0497.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 2512 wrote to memory of 1228	2512	650979d288ef7b78cdfb35d686289d59b51b8d0f9bb23c9780bf16b1d1ab0497.exe	30
PID 2512 wrote to memory of 1228	2512	650979d288ef7b78cdfb35d686289d59b51b8d0f9bb23c9780bf16b1d1ab0497.exe	30
PID 2512 wrote to memory of 1228	2512	650979d288ef7b78cdfb35d686289d59b51b8d0f9bb23c9780bf16b1d1ab0497.exe	30
PID 2512 wrote to memory of 1228	2512	650979d288ef7b78cdfb35d686289d59b51b8d0f9bb23c9780bf16b1d1ab0497.exe	30
PID 2512 wrote to memory of 1792	2512	650979d288ef7b78cdfb35d686289d59b51b8d0f9bb23c9780bf16b1d1ab0497.exe	31
PID 2512 wrote to memory of 1792	2512	650979d288ef7b78cdfb35d686289d59b51b8d0f9bb23c9780bf16b1d1ab0497.exe	31
PID 2512 wrote to memory of 1792	2512	650979d288ef7b78cdfb35d686289d59b51b8d0f9bb23c9780bf16b1d1ab0497.exe	31
PID 2512 wrote to memory of 1792	2512	650979d288ef7b78cdfb35d686289d59b51b8d0f9bb23c9780bf16b1d1ab0497.exe	31

C:\Users\Admin\AppData\Local\Temp\650979d288ef7b78cdfb35d686289d59b51b8d0f9bb23c9780bf16b1d1ab0497.exe
"C:\Users\Admin\AppData\Local\Temp\650979d288ef7b78cdfb35d686289d59b51b8d0f9bb23c9780bf16b1d1ab0497.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2512
- 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:1228
- 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:1792

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
55e10a9af74d3f3fa5ae3cb7ff5ad9d4

SHA1
449221fd8d7196a54de2bd583625d8d1b64db56a

SHA256
a945a44cfe50423c01f26a16445ed177a347052e791364a9cb7de6bcaa18f3c1

SHA512
4af5ba74467b4c61302ea9571f19346c05f911843f2c6153fcd9a7340f9bc6e1f8867cdb72ec7ba0dc4930199aa5c302711ad5da9fd35241839418f6e70a515a

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

Filesize
338B

MD5
a61dd2c5539bdbb134e820cffd9ab129

SHA1
2fe6ad48a0c9dd80ff7854d78de20be38e0fc163

SHA256
6a8ce5dfe89063a0d0e8d092196e2e06dc86cfae2808aec71f66496bd749f6ef

SHA512
71b23f21d22369885fc75e983b51eb2c942bd8f66722e7152e4f5c34d355a1d785ff84bb4e42f674eaf6f4e58e64f2aac73d025ead8a3d712930fe96c7586499

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

Filesize
60KB

MD5
4add7243eb600a8e2f453990d12c2559

SHA1
fc96610db13422e931cad69aa7141244e43850f3

SHA256
cc5cb5e10baada8c609eb299a380eaf447040f0534b5d01456c2d3f7ce5eaaaf

SHA512
2e075af91899980c6a649c5a52662bb378d8214d774c3cc35a3b7dada8242827cfd5171bf6b0995c5930f447947e39e274b5d6612ad33fb7c9827f3946a436e0

Download Submit
memory/1228-10-0x0000000000B70000-0x0000000000BA5000-memory.dmp

Filesize
212KB

Download
memory/1228-21-0x0000000000B70000-0x0000000000BA5000-memory.dmp

Filesize
212KB

Download
memory/1228-23-0x0000000000B70000-0x0000000000BA5000-memory.dmp

Filesize
212KB

Download
memory/1228-29-0x0000000000B70000-0x0000000000BA5000-memory.dmp

Filesize
212KB

Download
memory/2512-0-0x0000000000350000-0x0000000000385000-memory.dmp

Filesize
212KB

Download
memory/2512-7-0x00000000006B0000-0x00000000006E5000-memory.dmp

Filesize
212KB

Download
memory/2512-18-0x0000000000350000-0x0000000000385000-memory.dmp

Filesize
212KB

Download

Analysis

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