urelas | 0b9a8a57f5f9b7a2bd41a12ddb854ee1b534c19f04ea83196682c2a85362ddaf

Analysis

max time kernel
138s
max time network
159s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
16/10/2023, 18:29

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General

Target

NEAS.93977855e03dddef70cbf66b16c6be10.exe
Size

465KB
MD5

93977855e03dddef70cbf66b16c6be10
SHA1

6c30aaf76da7bd5be3120a41977300a6068e8a9d
SHA256

0b9a8a57f5f9b7a2bd41a12ddb854ee1b534c19f04ea83196682c2a85362ddaf
SHA512

0d185f45b996e6a641970235b4cfeaaa0f96d795db7f5a61785b75eb2d7ace80f14b942ef479f98b99b44eb093bc1b8c0187502735cc854af244c933a04a2b39
SSDEEP

6144:k9H4y9VOpL/DeRRoSGFPRuDYBzFrY5dRA2AkCMnZi6c/2AS9kFwJARejm7m:kZF9VOpnqoSG1EcBhs9xAkLZMomm

Score

10^/10

urelas trojan upx

Malware Config

Extracted

Family

urelas

121.88.5.183

218.54.30.235

Signatures

Urelas
Urelas is a trojan targeting card games.
trojan urelas

Checks computer location settings 2 TTPs 1 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-1-5-21-1141987721-3945596982-3297311814-1000\Control Panel\International\Geo\Nation	NEAS.93977855e03dddef70cbf66b16c6be10.exe

Executes dropped EXE 1 IoCs

pid	Process
4356	sander.exe

UPX packed file 8 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/3388-0-0x0000000000400000-0x00000000004A9000-memory.dmp	upx
behavioral2/files/0x000700000002314c-6.dat	upx
behavioral2/files/0x000700000002314c-8.dat	upx
behavioral2/files/0x000700000002314c-10.dat	upx
behavioral2/memory/4356-12-0x0000000000400000-0x00000000004A9000-memory.dmp	upx
behavioral2/memory/3388-14-0x0000000000400000-0x00000000004A9000-memory.dmp	upx
behavioral2/memory/4356-17-0x0000000000400000-0x00000000004A9000-memory.dmp	upx
behavioral2/memory/4356-18-0x0000000000400000-0x00000000004A9000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3388 wrote to memory of 4356	3388	NEAS.93977855e03dddef70cbf66b16c6be10.exe	85
PID 3388 wrote to memory of 4356	3388	NEAS.93977855e03dddef70cbf66b16c6be10.exe	85
PID 3388 wrote to memory of 4356	3388	NEAS.93977855e03dddef70cbf66b16c6be10.exe	85
PID 3388 wrote to memory of 2032	3388	NEAS.93977855e03dddef70cbf66b16c6be10.exe	83
PID 3388 wrote to memory of 2032	3388	NEAS.93977855e03dddef70cbf66b16c6be10.exe	83
PID 3388 wrote to memory of 2032	3388	NEAS.93977855e03dddef70cbf66b16c6be10.exe	83

C:\Users\Admin\AppData\Local\Temp\NEAS.93977855e03dddef70cbf66b16c6be10.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.93977855e03dddef70cbf66b16c6be10.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3388
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\_sannuyex.bat" "
  2⤵
  PID:2032
- C:\Users\Admin\AppData\Local\Temp\sander.exe
  "C:\Users\Admin\AppData\Local\Temp\sander.exe"
  2⤵
  - Executes dropped EXE
  PID:4356

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\_sannuyex.bat

Filesize
287B

MD5
076ff79aa57dc4c8c239c4e921e18bee

SHA1
44cd3009b8093b5e5889c23c6e49878958e9b83e

SHA256
5f439ddd5f569aa13566f07dc643833fcce94e795bfa60d450e1aef3d66b32b4

SHA512
956fa5df9309fc6cff5553b5c27176cbb3697ff647759e4f78ae80695a2412581c3925dc980cbff4cb650148ad4cf36c93f0411341307685a1f66b9c6d6e405c

Download Submit
C:\Users\Admin\AppData\Local\Temp\golfinfo.ini

Filesize
512B

MD5
178eba193b631d7b0653896453b678b2

SHA1
8878cae8fb5417248da5800e4d85b00149160404

SHA256
8c7800dfaf639b17e6b682b6fa2365275e6f80d07e6aa6bb56b676669d0e9db5

SHA512
936f9ec171c7ad5aa63c6691d9ea109a3f1ef31fe00bc26fe5afa8ae0ee21b5d3f65e873a242e7986f98bcb9abc82911dbf34bb907ed7a4973e959b7e90c69d5

Download Submit
C:\Users\Admin\AppData\Local\Temp\sander.exe

Filesize
465KB

MD5
93fe63275b95aa77311747ba315736a9

SHA1
8cc3dee55de28b4487896cbb55920576d726345c

SHA256
0964750b7e6a4142ee28d9fddeec71403448a615116bafca5b519efcfba36908

SHA512
a6f7cbb9859b29e9a6e7bdd006d0ccf8ee39aaf21a5777c99181ff93afd6e2aaae38d05bc96d9668f98445bb3190b4c872f8df1328a27db57d48d0d71a319a0d

Download Submit
C:\Users\Admin\AppData\Local\Temp\sander.exe

Filesize
465KB

MD5
93fe63275b95aa77311747ba315736a9

SHA1
8cc3dee55de28b4487896cbb55920576d726345c

SHA256
0964750b7e6a4142ee28d9fddeec71403448a615116bafca5b519efcfba36908

SHA512
a6f7cbb9859b29e9a6e7bdd006d0ccf8ee39aaf21a5777c99181ff93afd6e2aaae38d05bc96d9668f98445bb3190b4c872f8df1328a27db57d48d0d71a319a0d

Download Submit
C:\Users\Admin\AppData\Local\Temp\sander.exe

Filesize
465KB

MD5
93fe63275b95aa77311747ba315736a9

SHA1
8cc3dee55de28b4487896cbb55920576d726345c

SHA256
0964750b7e6a4142ee28d9fddeec71403448a615116bafca5b519efcfba36908

SHA512
a6f7cbb9859b29e9a6e7bdd006d0ccf8ee39aaf21a5777c99181ff93afd6e2aaae38d05bc96d9668f98445bb3190b4c872f8df1328a27db57d48d0d71a319a0d

Download Submit
memory/3388-0-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/3388-14-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/4356-12-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/4356-17-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/4356-18-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download