urelas | 6ca088dbaacae332620f3f87e1aae62862ac51413e1d5f642a2e1aa968b4de1f

Analysis

max time kernel
169s
max time network
186s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2023, 08:24

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General

Target

1355682569550edcb370e7a820c0448a.exe
Size

556KB
MD5

1355682569550edcb370e7a820c0448a
SHA1

57010eac58e38033f1ce9b5757af6bcfc801f602
SHA256

6ca088dbaacae332620f3f87e1aae62862ac51413e1d5f642a2e1aa968b4de1f
SHA512

1df2a9f417a4445dc73bf90cbff349436b50763ec56f122678aeabda1283fd7c8b4f7a82970c092a81ef110d751ae7c13213519e00b6e3b88bfa5e3dc5f16072
SSDEEP

12288:zccNvdRExZGe+Q1nSoS++43x+l7QLiaEyD:znPfQp9L3olqFD

Score

10^/10

urelas 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-1-5-21-996941297-2279405024-2328152752-1000\Control Panel\International\Geo\Nation	1355682569550edcb370e7a820c0448a.exe
Key value queried	\REGISTRY\USER\S-1-5-21-996941297-2279405024-2328152752-1000\Control Panel\International\Geo\Nation	joavf.exe

Executes dropped EXE 2 IoCs

pid	Process
4436	joavf.exe
3936	quhoz.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1764-0-0x0000000000400000-0x00000000004B6000-memory.dmp	upx
behavioral2/files/0x0009000000023135-6.dat	upx
behavioral2/memory/4436-12-0x0000000000400000-0x00000000004B6000-memory.dmp	upx
behavioral2/memory/1764-14-0x0000000000400000-0x00000000004B6000-memory.dmp	upx
behavioral2/memory/4436-17-0x0000000000400000-0x00000000004B6000-memory.dmp	upx
behavioral2/memory/4436-28-0x0000000000400000-0x00000000004B6000-memory.dmp	upx

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe
3936	quhoz.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1764 wrote to memory of 4436	1764	1355682569550edcb370e7a820c0448a.exe	90
PID 1764 wrote to memory of 4436	1764	1355682569550edcb370e7a820c0448a.exe	90
PID 1764 wrote to memory of 4436	1764	1355682569550edcb370e7a820c0448a.exe	90
PID 1764 wrote to memory of 4140	1764	1355682569550edcb370e7a820c0448a.exe	91
PID 1764 wrote to memory of 4140	1764	1355682569550edcb370e7a820c0448a.exe	91
PID 1764 wrote to memory of 4140	1764	1355682569550edcb370e7a820c0448a.exe	91
PID 4436 wrote to memory of 3936	4436	joavf.exe	104
PID 4436 wrote to memory of 3936	4436	joavf.exe	104
PID 4436 wrote to memory of 3936	4436	joavf.exe	104

C:\Users\Admin\AppData\Local\Temp\1355682569550edcb370e7a820c0448a.exe
"C:\Users\Admin\AppData\Local\Temp\1355682569550edcb370e7a820c0448a.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1764
- C:\Users\Admin\AppData\Local\Temp\joavf.exe
  "C:\Users\Admin\AppData\Local\Temp\joavf.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:4436
- - C:\Users\Admin\AppData\Local\Temp\quhoz.exe
    "C:\Users\Admin\AppData\Local\Temp\quhoz.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    PID:3936
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\_uinsey.bat" "
  2⤵
  PID:4140

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\_uinsey.bat

Filesize
276B

MD5
a1f2d63bf7e6171e5e3bb0341ecb8803

SHA1
d45789e3b9398d1018337bda0c7d66865510b2e3

SHA256
bda25b5a4eb75538ee425c7070e920e6f169aab05d07bec8e94051e45d475b53

SHA512
ca76ee81b2bacb08baac7c12a7005225b279cd0a89ff5f2050cb9e12b05946d7552921df518714397c401e5b7a1d0525dc8ea4bc3014fad2df188132196989a0

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

Filesize
512B

MD5
81a95f8d013159312e045e489857f50b

SHA1
b6219e168abc8ac96bd712754ad93ba1dc44b1d5

SHA256
d22e0b6454d997fdda795292590fbcf08e4dd83fd54bfad29392fb19fa71384f

SHA512
429c7c8740599e11ef486d73e90be2de545fccb7d98daaf91c464b5c8da271cb5b109a5a127c4b32f7756adff7d720a3dd897b68aa5bb2985a23a0dfb62f1c93

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

Filesize
556KB

MD5
fb08481a3ab0d96dcad94d1903334380

SHA1
5b7fa2c3b519f5fbb236fce67a3a7770abad1bca

SHA256
13d096d105f853056c7d8e87f00bd01c9caa8a7e81b41f4a772eb95a1c58d0d9

SHA512
77e727e58426959e45c9509316a0b1a656a3fea9711326814ee04cca1c03a2bea26979d5ea49f10e9aff1a512eb7248cba548ed836b456721acf8a36d2b97342

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

Filesize
194KB

MD5
b10728d0fb927edbb2cddac5557f61de

SHA1
0784a95397f940873bef0507e48e0df6bd14b880

SHA256
66c2231aa39d31b35ef5a9dcc440a2bff671a0889f20dd696d710bbac8051fcb

SHA512
b660f2224efe6c74897c098b3e81348887fb26ba058969b99129fd0c41b4df964275c7a7051567c94441134fa124e3c86026d3525a461f8d4812010b6e32e008

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

Filesize
188KB

MD5
cafd8405d3c9930ff22817084373f6f3

SHA1
358016a87c8a4aa3d0d7d19430d085f2bf58e162

SHA256
890d9b17649f30360fa5107a2d5a3f45c2dedaac1953a1fc68b305ab52f218ac

SHA512
4e2559bbf6e700fd3c39f2f68b60ae50ac7205f1cf76686a02fd90be5c40718b84bd9a11a7b3697dec404200867dfebd7f6bae02d83ae4a090aeb8b44945eea4

Download Submit
memory/1764-14-0x0000000000400000-0x00000000004B6000-memory.dmp

Filesize
728KB

Download
memory/1764-0-0x0000000000400000-0x00000000004B6000-memory.dmp

Filesize
728KB

Download
memory/3936-26-0x0000000000400000-0x0000000000494000-memory.dmp

Filesize
592KB

Download
memory/3936-27-0x00000000001D0000-0x00000000001D2000-memory.dmp

Filesize
8KB

Download
memory/3936-30-0x0000000000400000-0x0000000000494000-memory.dmp

Filesize
592KB

Download
memory/3936-31-0x0000000000400000-0x0000000000494000-memory.dmp

Filesize
592KB

Download
memory/3936-32-0x00000000001D0000-0x00000000001D2000-memory.dmp

Filesize
8KB

Download
memory/3936-33-0x0000000000400000-0x0000000000494000-memory.dmp

Filesize
592KB

Download
memory/3936-34-0x0000000000400000-0x0000000000494000-memory.dmp

Filesize
592KB

Download
memory/4436-17-0x0000000000400000-0x00000000004B6000-memory.dmp

Filesize
728KB

Download
memory/4436-12-0x0000000000400000-0x00000000004B6000-memory.dmp

Filesize
728KB

Download
memory/4436-28-0x0000000000400000-0x00000000004B6000-memory.dmp

Filesize
728KB

Download