urelas | 6446734456c209df3cf8a4f10279a8d33d6ae60d11bc03636891e7c63febfa78

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
20/10/2024, 03:02

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General

Target

600b82e86ebd5721f4e5e434646418ea_JaffaCakes118.exe
Size

556KB
MD5

600b82e86ebd5721f4e5e434646418ea
SHA1

07f0d32fb7576ec92d16e3140dcebed68adf87f1
SHA256

6446734456c209df3cf8a4f10279a8d33d6ae60d11bc03636891e7c63febfa78
SHA512

cc55040fda4ecca23bc342cea09c453f99f29ac7297d7790fdc34d9dc2038d5a1aadbcf5c5e64b864bb402c6850b5862d8b3de73f291533589a33cb50434f0bf
SSDEEP

12288:zccNvdRExZGe+Q1nSoS++43x+l7QLiaEyJ:znPfQp9L3olqFJ

Score

10^/10

urelas discovery trojan upx

Malware Config

Extracted

Family

urelas

1.234.83.146

133.242.129.155

218.54.31.226

218.54.31.165

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-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation	600b82e86ebd5721f4e5e434646418ea_JaffaCakes118.exe
Key value queried	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation	yjcuq.exe

Executes dropped EXE 2 IoCs

pid	Process
2496	yjcuq.exe
5112	ivlui.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2408-0-0x0000000000400000-0x00000000004B6000-memory.dmp	upx
behavioral2/files/0x0008000000023cd9-6.dat	upx
behavioral2/memory/2408-13-0x0000000000400000-0x00000000004B6000-memory.dmp	upx
behavioral2/memory/2496-16-0x0000000000400000-0x00000000004B6000-memory.dmp	upx
behavioral2/memory/2496-27-0x0000000000400000-0x00000000004B6000-memory.dmp	upx

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	600b82e86ebd5721f4e5e434646418ea_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	yjcuq.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ivlui.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe
5112	ivlui.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2408 wrote to memory of 2496	2408	600b82e86ebd5721f4e5e434646418ea_JaffaCakes118.exe	90
PID 2408 wrote to memory of 2496	2408	600b82e86ebd5721f4e5e434646418ea_JaffaCakes118.exe	90
PID 2408 wrote to memory of 2496	2408	600b82e86ebd5721f4e5e434646418ea_JaffaCakes118.exe	90
PID 2408 wrote to memory of 4808	2408	600b82e86ebd5721f4e5e434646418ea_JaffaCakes118.exe	91
PID 2408 wrote to memory of 4808	2408	600b82e86ebd5721f4e5e434646418ea_JaffaCakes118.exe	91
PID 2408 wrote to memory of 4808	2408	600b82e86ebd5721f4e5e434646418ea_JaffaCakes118.exe	91
PID 2496 wrote to memory of 5112	2496	yjcuq.exe	107
PID 2496 wrote to memory of 5112	2496	yjcuq.exe	107
PID 2496 wrote to memory of 5112	2496	yjcuq.exe	107

C:\Users\Admin\AppData\Local\Temp\600b82e86ebd5721f4e5e434646418ea_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\600b82e86ebd5721f4e5e434646418ea_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2408
- C:\Users\Admin\AppData\Local\Temp\yjcuq.exe
  "C:\Users\Admin\AppData\Local\Temp\yjcuq.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2496
- - C:\Users\Admin\AppData\Local\Temp\ivlui.exe
    "C:\Users\Admin\AppData\Local\Temp\ivlui.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    PID:5112
- 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:4808

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

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

Filesize
304B

MD5
bca236b12ef4f6a80c846200c6a1045c

SHA1
d450c387b4bae9f9423dc87a9103f20eaa02e95a

SHA256
1dd58590f30a33051417aaedfca447aa552750af982e363f4736edf3e6a1d89b

SHA512
df4d19c78aa2420731557ea2e316f9dd012d6d959a679869ec72d0dcbf50ce3bba6e940f130ce184535eb1ad99a3a1eabb63b9df2dd6bf6335357b2ded54bc60

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

Filesize
512B

MD5
ed4019d88e487bb0c0424de15ed0123c

SHA1
0dd411316c53a9e16a86123681b83abd00beaf7a

SHA256
0d3c2b7df2df63ab9f5a18ac633967dd23b8e44c86ebbfa5c4f894bdac2fc3cf

SHA512
44e462fc55870024be641dbc5559cf1c7d94dc75f053dc589d060cd7e733630df442090831c6b2869c1c47c37c9e4f90c7f9777a23df543d0092322b31ab1dfe

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

Filesize
194KB

MD5
2387592f279ac2e9a77a83be09243e04

SHA1
178c43d48e850680254798557079418b9eda83cd

SHA256
b4135cef37ae5b77ef9f29424083bfa613e05c2724fd89b22a41612f3a047b45

SHA512
0622bc51ddc7ad4f4f001106fe079101b7a54e7a5a7b57cf6db4dc5d752ab9aeb05fac5bb7bc72a7a160ff6ae57e495cbf97581cb05cf7d1270c9ddec3f54476

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

Filesize
556KB

MD5
42698b22e8901e6aff1a2503804a360e

SHA1
cd5b8f7108c5e2ebac809d5ec0a79a5aea149b48

SHA256
891d43f979931e694be49e2e7618265f750f0a8294684f2d47a5b6d323ad5edf

SHA512
968ead06354b6a394fa56b1c3eb52a3666611db1456e12b66cf123acaee2d7cfff72b0c70196852e7c0d8ff544a54977dc1d7629c2d5af2701b55a4d06e2f07a

Download Submit
memory/2408-0-0x0000000000400000-0x00000000004B6000-memory.dmp

Filesize
728KB

Download
memory/2408-13-0x0000000000400000-0x00000000004B6000-memory.dmp

Filesize
728KB

Download
memory/2496-16-0x0000000000400000-0x00000000004B6000-memory.dmp

Filesize
728KB

Download
memory/2496-27-0x0000000000400000-0x00000000004B6000-memory.dmp

Filesize
728KB

Download
memory/5112-25-0x0000000000400000-0x0000000000494000-memory.dmp

Filesize
592KB

Download
memory/5112-26-0x00000000001D0000-0x00000000001D2000-memory.dmp

Filesize
8KB

Download
memory/5112-29-0x0000000000400000-0x0000000000494000-memory.dmp

Filesize
592KB

Download
memory/5112-30-0x00000000001D0000-0x00000000001D2000-memory.dmp

Filesize
8KB

Download
memory/5112-31-0x0000000000400000-0x0000000000494000-memory.dmp

Filesize
592KB

Download
memory/5112-32-0x0000000000400000-0x0000000000494000-memory.dmp

Filesize
592KB

Download
memory/5112-33-0x0000000000400000-0x0000000000494000-memory.dmp

Filesize
592KB

Download
memory/5112-34-0x0000000000400000-0x0000000000494000-memory.dmp

Filesize
592KB

Download