urelas | 9e8b7113c3e13e20669e861b926c1b120b8509e49388ee569f512914988d33d1

Analysis

max time kernel
121s
max time network
130s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-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

Deletes itself 1 IoCs

pid	Process
2560	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2740	biudfw.exe

Loads dropped DLL 1 IoCs

pid	Process
2340	15259f61f25c2bcfb64dead43d60bf9b_JaffaCakes118.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2340 wrote to memory of 2740	2340	15259f61f25c2bcfb64dead43d60bf9b_JaffaCakes118.exe	28
PID 2340 wrote to memory of 2740	2340	15259f61f25c2bcfb64dead43d60bf9b_JaffaCakes118.exe	28
PID 2340 wrote to memory of 2740	2340	15259f61f25c2bcfb64dead43d60bf9b_JaffaCakes118.exe	28
PID 2340 wrote to memory of 2740	2340	15259f61f25c2bcfb64dead43d60bf9b_JaffaCakes118.exe	28
PID 2340 wrote to memory of 2560	2340	15259f61f25c2bcfb64dead43d60bf9b_JaffaCakes118.exe	29
PID 2340 wrote to memory of 2560	2340	15259f61f25c2bcfb64dead43d60bf9b_JaffaCakes118.exe	29
PID 2340 wrote to memory of 2560	2340	15259f61f25c2bcfb64dead43d60bf9b_JaffaCakes118.exe	29
PID 2340 wrote to memory of 2560	2340	15259f61f25c2bcfb64dead43d60bf9b_JaffaCakes118.exe	29

C:\Users\Admin\AppData\Local\Temp\15259f61f25c2bcfb64dead43d60bf9b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\15259f61f25c2bcfb64dead43d60bf9b_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2340
- C:\Users\Admin\AppData\Local\Temp\biudfw.exe
  "C:\Users\Admin\AppData\Local\Temp\biudfw.exe"
  2⤵
  - Executes dropped EXE
  PID:2740
- C:\Windows\SysWOW64\cmd.exe
  cmd /c ""C:\Users\Admin\AppData\Local\Temp\sanfdr.bat" "
  2⤵
  - Deletes itself
  PID:2560

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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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biudfw.exe

Path \Users\Admin\AppData\Local\Temp\biudfw.exe
Size 60KB
SHA256 e921d50de106e62d5ff40ec59d1944b0482063870b5eacc51c9dd643b1ff6d6d
MD5 442b5bf07956b4cefbd84846389816b1
SHA1 8cf4b8e7aff1f4d69052827267447c4f95d25c76
SHA512 c6ea27f8bdf36366660548fc81459f223b71fd9a701b013ce8bac808b9858c418dc656d3d8452b6eaff194a6be41efd29707abe8f5fde3c53b39e8dd3243e709
SSDEEP 768:n5mhew0GpSyMe6hwUkdwJzh+qciaQRENEzxZbARtR06g2wqp4YPeznellmqGwxP2:nK0GjMeQG3iaQREuVZ6ro29p4YxbKd9J
MD5 SHA1 SHA512 SSDEEP

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memory/2340-0-0x0000000000E50000-0x0000000000E85000-memory.dmp

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memory/2340-8-0x0000000000310000-0x0000000000345000-memory.dmp

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memory/2340-17-0x0000000000E50000-0x0000000000E85000-memory.dmp

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memory/2740-18-0x0000000000B20000-0x0000000000B55000-memory.dmp

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memory/2740-21-0x0000000000B20000-0x0000000000B55000-memory.dmp

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memory/2740-24-0x0000000000B20000-0x0000000000B55000-memory.dmp

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memory/2740-30-0x0000000000B20000-0x0000000000B55000-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