urelas | 649e13ce85167b936b164dc8c08157b7d2bd417b12c6075f49b2ae250bd7ba67

Analysis

max time kernel
137s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
28/03/2024, 23:00

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General

Target
12392cdd9b997b0704fed9d8556a4f44_JaffaCakes118.exe
Size 60KB
Sample240328-2yx5ssba91
SHA256 649e13ce85167b936b164dc8c08157b7d2bd417b12c6075f49b2ae250bd7ba67
MD5 12392cdd9b997b0704fed9d8556a4f44
SHA1 27a95ed2a70be5e4681c5e78797c09de2ec99c2b
SHA512 d4464fbec6a9a864b4c7c78a1bb4f007748a74bdbba4f8ec6c1e5a29a03fbb5f1ea66fc2f37f230f407caea0c00b4a05b71a839835c45ef5134b87f8cb58e3d7
SSDEEP 768:n5mhew0GpSyMe6hwUkdwJzh+qciaQRENEzxZbARtR06g2wqp4YPeznellmqGwxP9:nK0GjMeQG3iaQREuVZ6ro29p4YxbKdah
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-1-5-21-3270530367-132075249-2153716227-1000\Control Panel\International\Geo\Nation	12392cdd9b997b0704fed9d8556a4f44_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
4420	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 2012 wrote to memory of 4420	2012	12392cdd9b997b0704fed9d8556a4f44_JaffaCakes118.exe	92
PID 2012 wrote to memory of 4420	2012	12392cdd9b997b0704fed9d8556a4f44_JaffaCakes118.exe	92
PID 2012 wrote to memory of 4420	2012	12392cdd9b997b0704fed9d8556a4f44_JaffaCakes118.exe	92
PID 2012 wrote to memory of 4440	2012	12392cdd9b997b0704fed9d8556a4f44_JaffaCakes118.exe	93
PID 2012 wrote to memory of 4440	2012	12392cdd9b997b0704fed9d8556a4f44_JaffaCakes118.exe	93
PID 2012 wrote to memory of 4440	2012	12392cdd9b997b0704fed9d8556a4f44_JaffaCakes118.exe	93

C:\Users\Admin\AppData\Local\Temp\12392cdd9b997b0704fed9d8556a4f44_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\12392cdd9b997b0704fed9d8556a4f44_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2012
- C:\Users\Admin\AppData\Local\Temp\biudfw.exe
  "C:\Users\Admin\AppData\Local\Temp\biudfw.exe"
  2⤵
  - Executes dropped EXE
  PID:4420
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\sanfdr.bat" "
  2⤵
  PID:4440

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 649e13ce85167b936b164dc8c08157b7d2bd417b12c6075f49b2ae250bd7ba67
MD5 12392cdd9b997b0704fed9d8556a4f44
SHA1 27a95ed2a70be5e4681c5e78797c09de2ec99c2b
SHA512 d4464fbec6a9a864b4c7c78a1bb4f007748a74bdbba4f8ec6c1e5a29a03fbb5f1ea66fc2f37f230f407caea0c00b4a05b71a839835c45ef5134b87f8cb58e3d7
SSDEEP 768:n5mhew0GpSyMe6hwUkdwJzh+qciaQRENEzxZbARtR06g2wqp4YPeznellmqGwxP9:nK0GjMeQG3iaQREuVZ6ro29p4YxbKdah
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 e6035a641d9551906b3f56df032590c2cae55bc7ceac38852716172044145224
MD5 56673c9e9d313a071329c8b3db641c04
SHA1 366378e3d230c4424c151262c45f82d0357605dd
SHA512 a3eb664a2dc6796798969533497b17fed5dc95027fe213d14b18e4ebf97e2005cff810a92692d78e570f9ffbf56f746a71efb1d1357a27b8b1921290091aff01
MD5 SHA1 SHA512

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memory/2012-0-0x0000000000A70000-0x0000000000AA5000-memory.dmp

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memory/2012-14-0x0000000000A70000-0x0000000000AA5000-memory.dmp

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memory/4420-12-0x00000000006E0000-0x0000000000715000-memory.dmp

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memory/4420-17-0x00000000006E0000-0x0000000000715000-memory.dmp

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memory/4420-19-0x00000000006E0000-0x0000000000715000-memory.dmp

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memory/4420-25-0x00000000006E0000-0x0000000000715000-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