urelas | d34dcdf6762faf103f21e43caa60eb7e45ba0ba9f83ed25a8fed4f4dbe3862e9

General

Target

d34dcdf6762faf103f21e43caa60eb7e45ba0ba9f83ed25a8fed4f4dbe3862e9.exe
Size

59KB
MD5

616ec0600eaa9455d84388d92418521d
SHA1

f59028b431bf73e26def5f9f0c0bf1e76a1a67a5
SHA256

d34dcdf6762faf103f21e43caa60eb7e45ba0ba9f83ed25a8fed4f4dbe3862e9
SHA512

2da9ebf4082dc5dfe61e36500fa77e130019d239e8ef70a3c6dd9284ba37992ff3c16435b10ca2896c862342c15eefba0335d9fa6e0774aea4289207fcb6d735
SSDEEP

768:n5mhew0GpSyMe6hwUkdwJzh+qciaQRENEzxZbARtR06g2wqp4YPeznellmqGwxPS:nK0GjMeQG3iaQREuVZ6ro29p4YxbKdz

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
2356	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
1040	biudfw.exe

Loads dropped DLL 1 IoCs

pid	Process
2540	d34dcdf6762faf103f21e43caa60eb7e45ba0ba9f83ed25a8fed4f4dbe3862e9.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	d34dcdf6762faf103f21e43caa60eb7e45ba0ba9f83ed25a8fed4f4dbe3862e9.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 2540 wrote to memory of 1040	2540	d34dcdf6762faf103f21e43caa60eb7e45ba0ba9f83ed25a8fed4f4dbe3862e9.exe	29
PID 2540 wrote to memory of 1040	2540	d34dcdf6762faf103f21e43caa60eb7e45ba0ba9f83ed25a8fed4f4dbe3862e9.exe	29
PID 2540 wrote to memory of 1040	2540	d34dcdf6762faf103f21e43caa60eb7e45ba0ba9f83ed25a8fed4f4dbe3862e9.exe	29
PID 2540 wrote to memory of 1040	2540	d34dcdf6762faf103f21e43caa60eb7e45ba0ba9f83ed25a8fed4f4dbe3862e9.exe	29
PID 2540 wrote to memory of 2356	2540	d34dcdf6762faf103f21e43caa60eb7e45ba0ba9f83ed25a8fed4f4dbe3862e9.exe	30
PID 2540 wrote to memory of 2356	2540	d34dcdf6762faf103f21e43caa60eb7e45ba0ba9f83ed25a8fed4f4dbe3862e9.exe	30
PID 2540 wrote to memory of 2356	2540	d34dcdf6762faf103f21e43caa60eb7e45ba0ba9f83ed25a8fed4f4dbe3862e9.exe	30
PID 2540 wrote to memory of 2356	2540	d34dcdf6762faf103f21e43caa60eb7e45ba0ba9f83ed25a8fed4f4dbe3862e9.exe	30

C:\Users\Admin\AppData\Local\Temp\d34dcdf6762faf103f21e43caa60eb7e45ba0ba9f83ed25a8fed4f4dbe3862e9.exe
"C:\Users\Admin\AppData\Local\Temp\d34dcdf6762faf103f21e43caa60eb7e45ba0ba9f83ed25a8fed4f4dbe3862e9.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2540
- 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:1040
- 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:2356

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\biudfw.exe

Filesize
59KB

MD5
99d2448efa16f98bfb88fc0ad91df43c

SHA1
03ebca7807615b76c17633187e93597b452d2f16

SHA256
27b65b84a20774316f3546c54e2081b005e5c796f2affa64d0d3fa0e5f8f6031

SHA512
f15e2b17c9ed579baad1baa5d64fcc6c45f9ddc7aea4a632bfdbf94347a7e70f135c54c46865cba849d38472c53fbd23ca7357cf53cf57f9631420e5032a0556

Download Submit
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
4941e111aae67d4b118cde8791469535

SHA1
58f389ab82a48b533a3ec81c06cabc64e2501a03

SHA256
80b3e3f0aecdbf8f2dcb52ecd4b543c9d3a3b0544df4c423e9630a88a92c0208

SHA512
f2bf91e7fbb58fa2af06a9575dd940ecf02801486730254c995ffbe2fbdd16d4fee018681fd33f862f4410ee554dad0196aee3c7073f8431abf476856698057e

Download Submit
memory/1040-19-0x0000000000900000-0x0000000000935000-memory.dmp

Filesize
212KB

Download
memory/1040-22-0x0000000000900000-0x0000000000935000-memory.dmp

Filesize
212KB

Download
memory/1040-25-0x0000000000900000-0x0000000000935000-memory.dmp

Filesize
212KB

Download
memory/1040-31-0x0000000000900000-0x0000000000935000-memory.dmp

Filesize
212KB

Download
memory/2540-0-0x0000000000FC0000-0x0000000000FF5000-memory.dmp

Filesize
212KB

Download
memory/2540-18-0x0000000000FC0000-0x0000000000FF5000-memory.dmp

Filesize
212KB

Download
memory/2540-16-0x0000000002D30000-0x0000000002D65000-memory.dmp

Filesize
212KB

Download

Analysis

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