urelas | f355c58dc2d36c9d5d51620f1e856e11fdca3ec49d05125431a6b2a5230d68e9

Analysis

max time kernel
119s
max time network
77s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
10/10/2024, 04:37

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General

Target
f355c58dc2d36c9d5d51620f1e856e11fdca3ec49d05125431a6b2a5230d68e9N.exe
Size 333KB
Sample241010-e83rpstalm
SHA256 f355c58dc2d36c9d5d51620f1e856e11fdca3ec49d05125431a6b2a5230d68e9
MD5 2e6c01ea8ce9e01c77dc700346d84590
SHA1 ef769d59923eca5fac0a7bad67de34c13a198900
SHA512 96431a1ae7f9f8acfa598b4e740d38e440d53475035fe0ecf0d569dcbe5fcd5b2c59f5109b81b6bb61db553263da89787149f7cf3f30860f15ff9efbd89d51f7
SSDEEP 6144:nvHWrZ+i8/iYiVst4UKVRw8pDrKlGSeNWcx1RsF9gc+XYl:vHW138/iXWlK885rKlGSekcj66ci8
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

urelas discovery trojan

Malware Config

Extracted

Family

urelas

218.54.31.226
218.54.31.165
218.54.31.166

Signatures

Urelas
Urelas is a trojan targeting card games.
trojan urelas

Deletes itself 1 IoCs

pid	Process
2660	cmd.exe

Executes dropped EXE 2 IoCs

pid	Process
2764	kugom.exe
2872	litoz.exe

Loads dropped DLL 2 IoCs

pid	Process
2132	f355c58dc2d36c9d5d51620f1e856e11fdca3ec49d05125431a6b2a5230d68e9N.exe
2764	kugom.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 4 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	f355c58dc2d36c9d5d51620f1e856e11fdca3ec49d05125431a6b2a5230d68e9N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	kugom.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	litoz.exe

Suspicious behavior: EnumeratesProcesses 24 IoCs

pid	Process
2872	litoz.exe
2872	litoz.exe
2872	litoz.exe
2872	litoz.exe
2872	litoz.exe
2872	litoz.exe
2872	litoz.exe
2872	litoz.exe
2872	litoz.exe
2872	litoz.exe
2872	litoz.exe
2872	litoz.exe
2872	litoz.exe
2872	litoz.exe
2872	litoz.exe
2872	litoz.exe
2872	litoz.exe
2872	litoz.exe
2872	litoz.exe
2872	litoz.exe
2872	litoz.exe
2872	litoz.exe
2872	litoz.exe
2872	litoz.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2132 wrote to memory of 2764	2132	f355c58dc2d36c9d5d51620f1e856e11fdca3ec49d05125431a6b2a5230d68e9N.exe	30
PID 2132 wrote to memory of 2764	2132	f355c58dc2d36c9d5d51620f1e856e11fdca3ec49d05125431a6b2a5230d68e9N.exe	30
PID 2132 wrote to memory of 2764	2132	f355c58dc2d36c9d5d51620f1e856e11fdca3ec49d05125431a6b2a5230d68e9N.exe	30
PID 2132 wrote to memory of 2764	2132	f355c58dc2d36c9d5d51620f1e856e11fdca3ec49d05125431a6b2a5230d68e9N.exe	30
PID 2132 wrote to memory of 2660	2132	f355c58dc2d36c9d5d51620f1e856e11fdca3ec49d05125431a6b2a5230d68e9N.exe	31
PID 2132 wrote to memory of 2660	2132	f355c58dc2d36c9d5d51620f1e856e11fdca3ec49d05125431a6b2a5230d68e9N.exe	31
PID 2132 wrote to memory of 2660	2132	f355c58dc2d36c9d5d51620f1e856e11fdca3ec49d05125431a6b2a5230d68e9N.exe	31
PID 2132 wrote to memory of 2660	2132	f355c58dc2d36c9d5d51620f1e856e11fdca3ec49d05125431a6b2a5230d68e9N.exe	31
PID 2764 wrote to memory of 2872	2764	kugom.exe	34
PID 2764 wrote to memory of 2872	2764	kugom.exe	34
PID 2764 wrote to memory of 2872	2764	kugom.exe	34
PID 2764 wrote to memory of 2872	2764	kugom.exe	34

C:\Users\Admin\AppData\Local\Temp\f355c58dc2d36c9d5d51620f1e856e11fdca3ec49d05125431a6b2a5230d68e9N.exe
"C:\Users\Admin\AppData\Local\Temp\f355c58dc2d36c9d5d51620f1e856e11fdca3ec49d05125431a6b2a5230d68e9N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2132
- C:\Users\Admin\AppData\Local\Temp\kugom.exe
  "C:\Users\Admin\AppData\Local\Temp\kugom.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2764
- - C:\Users\Admin\AppData\Local\Temp\litoz.exe
    "C:\Users\Admin\AppData\Local\Temp\litoz.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    PID:2872
- C:\Windows\SysWOW64\cmd.exe
  cmd /c ""C:\Users\Admin\AppData\Local\Temp\_uinsey.bat" "
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:2660

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

_uinsey.bat

Path C:\Users\Admin\AppData\Local\Temp\_uinsey.bat
Size 342B
SHA256 3728e82f4121a317af347965593685d4b947d36c7b81e89f512fe9a57722f1ce
MD5 b2f810e7a605155d105d0a5b947a8190
SHA1 398279a4211f8e6e70c0740302a25bdf3fb71758
SHA512 8d717a050410028cd96971a0d698f2389c2e8f749e0b32f54ab1a00e0b67bc2fdd1e9e8cbf60bc62f88d4319362d3cf6414c196f8b594d6b1d0298834a565373
MD5 SHA1 SHA512

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golfinfo.ini

Path C:\Users\Admin\AppData\Local\Temp\golfinfo.ini
Size 512B
SHA256 98f0b5aeefd49138fe4f89c80e0ae2e973881c3f6452093d8b8feea945c4f2ed
MD5 95b29b48f3b01d2ad3aa4ab68136fd39
SHA1 1c12d2922322dafb4b77add23cc8760159df6e68
SHA512 a0c1ad81f6f048a7a7d8797350e37b3ef7b427fc298225369c0c06635c3382b92571530e6938d5830711d5bec79448448ce16480ae8b286b8e6089643e6eebef
MD5 SHA1 SHA512

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litoz.exe

Path C:\Users\Admin\AppData\Local\Temp\litoz.exe
Size 172KB
SHA256 97d19695a507ce2a7d379ed0bd7917430d7a33ebd93ffbb693d0e2b2eefaee47
MD5 1ea6febb411b8c13394b5c5c43d5bffd
SHA1 425fbeae3e4023e3d6cc223aa6a36c091ea155e3
SHA512 410eca7b10d43e495726c01f21aee29a3d76615c6d06c9ad98cfa2f1447d0d7461667d7fec61d1daffcd4153e8ca89e199e08d634d786012235deb7bfe94155c
SSDEEP 3072:h5UQyDxxOY3b2iyLwYJsHt7QZGhmWwibhqOr1bzQjcgBsjdH5zTNoUUXGifw:h5QDxxxJNOGwWwQswtzQjdBOd5zTNsXe
MD5 SHA1 SHA512 SSDEEP

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kugom.exe

Path \Users\Admin\AppData\Local\Temp\kugom.exe
Size 333KB
SHA256 3ca31294d0c590762de16961201600900a82b74cb461a6c2a24532c1657ef7cf
MD5 14789885cd64f92a85facdd73e4824d0
SHA1 aef110f06102d39f959b9b53d3a36de0662c51f2
SHA512 44a77a20e2efd4c1500a0ed22e35d2c4206dc93ee47cf1ae87f65c88942cea07a0641a207d75f23bbb5dbed007e2ef56d636940ee58079cf62a851b3af217dc5
SSDEEP 6144:nvHWrZ+i8/iYiVst4UKVRw8pDrKlGSeNWcx1RsF9gc+XYN:vHW138/iXWlK885rKlGSekcj66cic
MD5 SHA1 SHA512 SSDEEP

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memory/2132-0-0x00000000012B0000-0x0000000001331000-memory.dmp

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memory/2132-19-0x00000000012B0000-0x0000000001331000-memory.dmp

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memory/2132-1-0x0000000000020000-0x0000000000021000-memory.dmp

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memory/2132-15-0x0000000001130000-0x00000000011B1000-memory.dmp

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memory/2764-21-0x0000000001130000-0x00000000011B1000-memory.dmp

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memory/2764-24-0x0000000000020000-0x0000000000021000-memory.dmp

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memory/2764-25-0x0000000001130000-0x00000000011B1000-memory.dmp

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memory/2764-39-0x0000000003330000-0x00000000033C9000-memory.dmp

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memory/2764-42-0x0000000001130000-0x00000000011B1000-memory.dmp

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memory/2764-20-0x0000000000020000-0x0000000000021000-memory.dmp

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memory/2872-43-0x0000000000DD0000-0x0000000000E69000-memory.dmp

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memory/2872-44-0x0000000000DD0000-0x0000000000E69000-memory.dmp

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memory/2872-48-0x0000000000DD0000-0x0000000000E69000-memory.dmp

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memory/2872-49-0x0000000000DD0000-0x0000000000E69000-memory.dmp

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