urelas | 9e8b7113c3e13e20669e861b926c1b120b8509e49388ee569f512914988d33d1

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
29/03/2024, 01:31

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General

Target
15259f61f25c2bcfb64dead43d60bf9b_JaffaCakes118.exe
Size 60KB
Sample240329-bxezqaea21
SHA256 9e8b7113c3e13e20669e861b926c1b120b8509e49388ee569f512914988d33d1
MD5 15259f61f25c2bcfb64dead43d60bf9b
SHA1 d59299b7ebda00a20855b2589539e873079af0c0
SHA512 7164fcb80acb997c57290a9c845dd17a70f889df6cf60bc6ca58d9257a384ee4ff208e73fcf2ee11789a32a6e52a17e4624e7011823784f7c1f6482d00003838
SSDEEP 768:n5mhew0GpSyMe6hwUkdwJzh+qciaQRENEzxZbARtR06g2wqp4YPeznellmqGwxP0:nK0GjMeQG3iaQREuVZ6ro29p4YxbKd9H
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

urelas trojan

Malware Config

Extracted

Family

urelas

218.54.47.76
218.54.47.77
218.54.47.74

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-1-5-21-983155329-280873152-1838004294-1000\Control Panel\International\Geo\Nation	15259f61f25c2bcfb64dead43d60bf9b_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
368	biudfw.exe

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 4356 wrote to memory of 368	4356	15259f61f25c2bcfb64dead43d60bf9b_JaffaCakes118.exe	89
PID 4356 wrote to memory of 368	4356	15259f61f25c2bcfb64dead43d60bf9b_JaffaCakes118.exe	89
PID 4356 wrote to memory of 368	4356	15259f61f25c2bcfb64dead43d60bf9b_JaffaCakes118.exe	89
PID 4356 wrote to memory of 3152	4356	15259f61f25c2bcfb64dead43d60bf9b_JaffaCakes118.exe	90
PID 4356 wrote to memory of 3152	4356	15259f61f25c2bcfb64dead43d60bf9b_JaffaCakes118.exe	90
PID 4356 wrote to memory of 3152	4356	15259f61f25c2bcfb64dead43d60bf9b_JaffaCakes118.exe	90

C:\Users\Admin\AppData\Local\Temp\15259f61f25c2bcfb64dead43d60bf9b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\15259f61f25c2bcfb64dead43d60bf9b_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4356
- C:\Users\Admin\AppData\Local\Temp\biudfw.exe
  "C:\Users\Admin\AppData\Local\Temp\biudfw.exe"
  2⤵
  - Executes dropped EXE
  PID:368
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\sanfdr.bat" "
  2⤵
  PID:3152

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

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Downloads

biudfw.exe

Path C:\Users\Admin\AppData\Local\Temp\biudfw.exe
Size 60KB
SHA256 9e2456fddcc588e08cc4258ec50033e6a4c7bf430755adaa1151b602c7fcf8ff
MD5 ea251f847a302bb1cf42b67e338c018a
SHA1 8f98ba7f80590cdfaaa628fa76584670fbc552c9
SHA512 14d1f3acb2b5a2b651466a2fe37d36583f0a6ace155eacd59277dc29756128d7387669ee70dfc949b334154cc3e1a190b23a29a954f12f6c3b3358a110823776
SSDEEP 768:n5mhew0GpSyMe6hwUkdwJzh+qciaQRENEzxZbARtR06g2wqp4YPeznellmqGwxPq:nK0GjMeQG3iaQREuVZ6ro29p4YxbKd9X
MD5 SHA1 SHA512 SSDEEP

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golfinfo.ini

Path C:\Users\Admin\AppData\Local\Temp\golfinfo.ini
Size 512B
SHA256 a945a44cfe50423c01f26a16445ed177a347052e791364a9cb7de6bcaa18f3c1
MD5 55e10a9af74d3f3fa5ae3cb7ff5ad9d4
SHA1 449221fd8d7196a54de2bd583625d8d1b64db56a
SHA512 4af5ba74467b4c61302ea9571f19346c05f911843f2c6153fcd9a7340f9bc6e1f8867cdb72ec7ba0dc4930199aa5c302711ad5da9fd35241839418f6e70a515a
MD5 SHA1 SHA512

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sanfdr.bat

Path C:\Users\Admin\AppData\Local\Temp\sanfdr.bat
Size 302B
SHA256 121c08ce37d819587b1c2c428cf520c00d063b4f42ba06616388146db9189d30
MD5 b8069eb8b6f856df040a62cfb1bbf54d
SHA1 12e0859dc242ce944e74a2b9d89c691dcb71ae35
SHA512 e3427ce9f4e031151be0af1f7587367d31fe49ff2ebe6db699f06eac3809915c49c0c0f3ba4446257abe806363b718a20d7c19e3c6d07a3051a60ca7443e5df6
MD5 SHA1 SHA512

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memory/368-13-0x0000000000C60000-0x0000000000C95000-memory.dmp

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memory/368-17-0x0000000000C60000-0x0000000000C95000-memory.dmp

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memory/368-19-0x0000000000C60000-0x0000000000C95000-memory.dmp

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memory/368-25-0x0000000000C60000-0x0000000000C95000-memory.dmp

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memory/4356-0-0x0000000000CA0000-0x0000000000CD5000-memory.dmp

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memory/4356-14-0x0000000000CA0000-0x0000000000CD5000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads