urelas | 1555121626bdd7fb7e3e6427cf520dd20406f8b9989c47e51f43e99da91a87b9

Analysis

max time kernel
119s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
04/10/2024, 11:48

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General

Target
1555121626bdd7fb7e3e6427cf520dd20406f8b9989c47e51f43e99da91a87b9N.exe
Size 332KB
Sample241004-nyhhfsscmm
SHA256 1555121626bdd7fb7e3e6427cf520dd20406f8b9989c47e51f43e99da91a87b9
MD5 049626f714531395729b205ec7dceae0
SHA1 81bb6b2e80f0e8d1bb182f51e7221a567b59937d
SHA512 0553d7301c6816ce6713f1f907499c1774fa1b8d39ab9aa105aecfd61992c190a1e1104837d1d9f4f4b0e2d0ec53542081f15fa9e6f32e48a86cf0d9320b88a5
SSDEEP 6144:nvHWrZ+i8/iYiVst4UKVRw8pDrKlGSeNWcx1RsF9gc+XYG:vHW138/iXWlK885rKlGSekcj66cir
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

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Control Panel\International\Geo\Nation	1555121626bdd7fb7e3e6427cf520dd20406f8b9989c47e51f43e99da91a87b9N.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Control Panel\International\Geo\Nation	ikgia.exe

Executes dropped EXE 2 IoCs

pid	Process
4944	ikgia.exe
1748	jijyb.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	ikgia.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	jijyb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1555121626bdd7fb7e3e6427cf520dd20406f8b9989c47e51f43e99da91a87b9N.exe

Suspicious behavior: EnumeratesProcesses 48 IoCs

pid	Process
1748	jijyb.exe
1748	jijyb.exe
1748	jijyb.exe
1748	jijyb.exe
1748	jijyb.exe
1748	jijyb.exe
1748	jijyb.exe
1748	jijyb.exe
1748	jijyb.exe
1748	jijyb.exe
1748	jijyb.exe
1748	jijyb.exe
1748	jijyb.exe
1748	jijyb.exe
1748	jijyb.exe
1748	jijyb.exe
1748	jijyb.exe
1748	jijyb.exe
1748	jijyb.exe
1748	jijyb.exe
1748	jijyb.exe
1748	jijyb.exe
1748	jijyb.exe
1748	jijyb.exe
1748	jijyb.exe
1748	jijyb.exe
1748	jijyb.exe
1748	jijyb.exe
1748	jijyb.exe
1748	jijyb.exe
1748	jijyb.exe
1748	jijyb.exe
1748	jijyb.exe
1748	jijyb.exe
1748	jijyb.exe
1748	jijyb.exe
1748	jijyb.exe
1748	jijyb.exe
1748	jijyb.exe
1748	jijyb.exe
1748	jijyb.exe
1748	jijyb.exe
1748	jijyb.exe
1748	jijyb.exe
1748	jijyb.exe
1748	jijyb.exe
1748	jijyb.exe
1748	jijyb.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1304 wrote to memory of 4944	1304	1555121626bdd7fb7e3e6427cf520dd20406f8b9989c47e51f43e99da91a87b9N.exe	82
PID 1304 wrote to memory of 4944	1304	1555121626bdd7fb7e3e6427cf520dd20406f8b9989c47e51f43e99da91a87b9N.exe	82
PID 1304 wrote to memory of 4944	1304	1555121626bdd7fb7e3e6427cf520dd20406f8b9989c47e51f43e99da91a87b9N.exe	82
PID 1304 wrote to memory of 4536	1304	1555121626bdd7fb7e3e6427cf520dd20406f8b9989c47e51f43e99da91a87b9N.exe	83
PID 1304 wrote to memory of 4536	1304	1555121626bdd7fb7e3e6427cf520dd20406f8b9989c47e51f43e99da91a87b9N.exe	83
PID 1304 wrote to memory of 4536	1304	1555121626bdd7fb7e3e6427cf520dd20406f8b9989c47e51f43e99da91a87b9N.exe	83
PID 4944 wrote to memory of 1748	4944	ikgia.exe	94
PID 4944 wrote to memory of 1748	4944	ikgia.exe	94
PID 4944 wrote to memory of 1748	4944	ikgia.exe	94

C:\Users\Admin\AppData\Local\Temp\1555121626bdd7fb7e3e6427cf520dd20406f8b9989c47e51f43e99da91a87b9N.exe
"C:\Users\Admin\AppData\Local\Temp\1555121626bdd7fb7e3e6427cf520dd20406f8b9989c47e51f43e99da91a87b9N.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1304
- C:\Users\Admin\AppData\Local\Temp\ikgia.exe
  "C:\Users\Admin\AppData\Local\Temp\ikgia.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4944
- - C:\Users\Admin\AppData\Local\Temp\jijyb.exe
    "C:\Users\Admin\AppData\Local\Temp\jijyb.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    PID:1748
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\_uinsey.bat" "
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4536

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

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 4ffe9ba0b342fd6ab27cc8c29d2cc3ea1bc72d7ff45e9ab0002a794b67f512d0
MD5 e482300a06b54294da40d61ea862ca52
SHA1 3464bf83b7a4ec80f910593899d11f6f1c4069ec
SHA512 0623ee3776cd35524ce304ddb5d4eda6efd355c528d463614a4a1b06680626f13f76ed9defc1adc2b2b8c4e215aec613fb0fbbcd2b8bb49b491c0e3bff0cbb13
MD5 SHA1 SHA512

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golfinfo.ini

Path C:\Users\Admin\AppData\Local\Temp\golfinfo.ini
Size 512B
SHA256 4174192524b067f71eae900cab048ef3a55e5a3d256dd43caa59f5b7772b3e8a
MD5 fbd47f74d70ffa2da334380cc0a4d128
SHA1 14e141659cae058f34388cb2db14cb6ee435b358
SHA512 375378b751583d64301538488f772724dab6225af661f10559ddb9378f414353f174892a6e93d70472cf569d8f77ec92db1c0a7cf8b97703b85bf692458f0dbd
MD5 SHA1 SHA512

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ikgia.exe

Path C:\Users\Admin\AppData\Local\Temp\ikgia.exe
Size 332KB
SHA256 b970fa1c43fa83dce4ca3ef7add2cb64d470ce2bd4f9c2097d28dd0d875c908a
MD5 4cffb2a4353e7e2ac8cf7722e28491da
SHA1 91224e7463429e7d5f8a21d32daea927bbefe466
SHA512 9e5f948f42d494497199b92c73c0f83ab869afc4ee2bac44fbcdcfc28e882744a18abcb49779c9098f93e965ce27aeb347321d82c97790437f672a83f8d43db5
SSDEEP 6144:nvHWrZ+i8/iYiVst4UKVRw8pDrKlGSeNWcx1RsF9gc+XYl:vHW138/iXWlK885rKlGSekcj66ciQ
MD5 SHA1 SHA512 SSDEEP

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jijyb.exe

Path C:\Users\Admin\AppData\Local\Temp\jijyb.exe
Size 172KB
SHA256 f940c1171acd15afda3729660beaedc1bfd87bbe00488471bbe4874a400ced5c
MD5 12234f7f67cc16eca02a165f4effe496
SHA1 6e5b2cf3d64e8e8317376f219d06a7c279f889d0
SHA512 4d1622dfb0888fafee838a764c9dfc0ead1558d61c9edc33ea578d744f9affc7fe14342260cabae6670aea284ffeede77bca0665f4886cf0482795fb591aca65
SSDEEP 3072:h5UQyDxxOY3b2iyLwYJsHt7QZGhmWwibhqOr1bzQjcgBsjdH5zTNoUUXGifld:h5QDxxxJNOGwWwQswtzQjdBOd5zTNsXJ
MD5 SHA1 SHA512 SSDEEP

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memory/1304-1-0x0000000000360000-0x0000000000361000-memory.dmp

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memory/1304-0-0x00000000000E0000-0x0000000000161000-memory.dmp

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memory/1304-16-0x00000000000E0000-0x0000000000161000-memory.dmp

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memory/1748-38-0x0000000000900000-0x0000000000902000-memory.dmp

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memory/1748-40-0x00000000004A0000-0x0000000000539000-memory.dmp

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memory/1748-37-0x00000000004A0000-0x0000000000539000-memory.dmp

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memory/1748-45-0x0000000000900000-0x0000000000902000-memory.dmp

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memory/1748-46-0x00000000004A0000-0x0000000000539000-memory.dmp

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memory/1748-47-0x00000000004A0000-0x0000000000539000-memory.dmp

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memory/4944-20-0x0000000000DD0000-0x0000000000E51000-memory.dmp

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memory/4944-17-0x0000000000980000-0x0000000000981000-memory.dmp

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memory/4944-43-0x0000000000DD0000-0x0000000000E51000-memory.dmp

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memory/4944-11-0x0000000000DD0000-0x0000000000E51000-memory.dmp

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