urelas | 3a5c7544f105f43cd94227ba4844167c42538e4ac4f5944ef4528f0521b3cce7

General

Target

3a5c7544f105f43cd94227ba4844167c42538e4ac4f5944ef4528f0521b3cce7N.exe
Size

505KB
MD5

6568e820aef4d499b2f11377d870f4f0
SHA1

2d7a5cad37d6ed0379ec87b50b85046abbeae1c9
SHA256

3a5c7544f105f43cd94227ba4844167c42538e4ac4f5944ef4528f0521b3cce7
SHA512

3dc6f3122779c75eb2676402283bfd6cb00072cf994dc7487b531d483da12e603a20b094548cb32153b9ef4ebeaf4a23e1031aa5d260021d631b10069221210d
SSDEEP

12288:N/fCEOMsm8nc3qWQ8wqKhb43nLl5tDrXlFo:N/D0caF8wvhb43pDbo

Score

10^/10

urelas discovery trojan

Malware Config

Extracted

Family

urelas

C2

1.234.83.146

133.242.129.155

218.54.31.226

218.54.30.235

218.54.31.165

Signatures

Urelas
Urelas is a trojan targeting card games.
trojan urelas
Urelas family
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-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	3a5c7544f105f43cd94227ba4844167c42538e4ac4f5944ef4528f0521b3cce7N.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	wuziv.exe

Executes dropped EXE 2 IoCs

pid	Process
1856	wuziv.exe
904	uwecl.exe

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	3a5c7544f105f43cd94227ba4844167c42538e4ac4f5944ef4528f0521b3cce7N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wuziv.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	uwecl.exe

Suspicious behavior: EnumeratesProcesses 48 IoCs

pid	Process
904	uwecl.exe
904	uwecl.exe
904	uwecl.exe
904	uwecl.exe
904	uwecl.exe
904	uwecl.exe
904	uwecl.exe
904	uwecl.exe
904	uwecl.exe
904	uwecl.exe
904	uwecl.exe
904	uwecl.exe
904	uwecl.exe
904	uwecl.exe
904	uwecl.exe
904	uwecl.exe
904	uwecl.exe
904	uwecl.exe
904	uwecl.exe
904	uwecl.exe
904	uwecl.exe
904	uwecl.exe
904	uwecl.exe
904	uwecl.exe
904	uwecl.exe
904	uwecl.exe
904	uwecl.exe
904	uwecl.exe
904	uwecl.exe
904	uwecl.exe
904	uwecl.exe
904	uwecl.exe
904	uwecl.exe
904	uwecl.exe
904	uwecl.exe
904	uwecl.exe
904	uwecl.exe
904	uwecl.exe
904	uwecl.exe
904	uwecl.exe
904	uwecl.exe
904	uwecl.exe
904	uwecl.exe
904	uwecl.exe
904	uwecl.exe
904	uwecl.exe
904	uwecl.exe
904	uwecl.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4184 wrote to memory of 1856	4184	3a5c7544f105f43cd94227ba4844167c42538e4ac4f5944ef4528f0521b3cce7N.exe	82
PID 4184 wrote to memory of 1856	4184	3a5c7544f105f43cd94227ba4844167c42538e4ac4f5944ef4528f0521b3cce7N.exe	82
PID 4184 wrote to memory of 1856	4184	3a5c7544f105f43cd94227ba4844167c42538e4ac4f5944ef4528f0521b3cce7N.exe	82
PID 4184 wrote to memory of 1152	4184	3a5c7544f105f43cd94227ba4844167c42538e4ac4f5944ef4528f0521b3cce7N.exe	83
PID 4184 wrote to memory of 1152	4184	3a5c7544f105f43cd94227ba4844167c42538e4ac4f5944ef4528f0521b3cce7N.exe	83
PID 4184 wrote to memory of 1152	4184	3a5c7544f105f43cd94227ba4844167c42538e4ac4f5944ef4528f0521b3cce7N.exe	83
PID 1856 wrote to memory of 904	1856	wuziv.exe	87
PID 1856 wrote to memory of 904	1856	wuziv.exe	87
PID 1856 wrote to memory of 904	1856	wuziv.exe	87

C:\Users\Admin\AppData\Local\Temp\3a5c7544f105f43cd94227ba4844167c42538e4ac4f5944ef4528f0521b3cce7N.exe
"C:\Users\Admin\AppData\Local\Temp\3a5c7544f105f43cd94227ba4844167c42538e4ac4f5944ef4528f0521b3cce7N.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4184
- C:\Users\Admin\AppData\Local\Temp\wuziv.exe
  "C:\Users\Admin\AppData\Local\Temp\wuziv.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1856
- - C:\Users\Admin\AppData\Local\Temp\uwecl.exe
    "C:\Users\Admin\AppData\Local\Temp\uwecl.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    PID:904
- 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:1152

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
342B

MD5
351e5035882ef3fb0980c333d9438712

SHA1
7ac142096eeb461f8b1daa080d1412ddd2003ae3

SHA256
302ff071987d3fa0420ddb9dc5844949feb835d36646a9649fa60947ae5b7874

SHA512
2a7760e88a0bdbfe0dcadc2ca67eeb1b2321b524b617029fa923636237bdd10eac0e0961448586901eb4bf66f843476a81ab9b44b4cbe05a29c881c0d6cd3922

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

Filesize
512B

MD5
ec410ea71c5a28d70b064b19564c4639

SHA1
dcb0730069bcaf9b0ce4ff189e0c0535f6823e24

SHA256
0cdfcde9bd43194dcdc00b8e091c70bb940cefb4926d8c7213c44d581f8dc205

SHA512
026f150e64c7f7fa93a1c3e40dce31819e6b3fe097d79628dffb6cbe6710e033c950f0f1df95335eb5adfa65a711cdf4c7f45043099a0a99100b8792cb00aa94

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

Filesize
218KB

MD5
902ecfc15ec6003a768892b25c4a576b

SHA1
f33f49c4bf41104fa62102f1dbe70e7c231f047d

SHA256
f6a4b57d6c624061a3a0cab8a86e64c0fbfd92b77584b368e60dc46c2b992263

SHA512
be78091a21f46df941fc90789b1f5a76cc7a720e3e0ab669fe1f848988d33e06326fc1078c991e527884dacd83bca64d5e0f0fb7d8544b6865b470feee34dedf

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

Filesize
505KB

MD5
da7fc76f893390fd2ee7fa5926db4902

SHA1
65640cc328a9363cdf48a5892e427125fb9e211f

SHA256
90c75d157615dacb7393a741a0370cdc4a57bf433776c8418903ecf913abeeba

SHA512
74ebe0ea31a3e4cf8b2a7bb323cc4d021fbea9be505683b67396080850af40f75e81e6e6fbe790570a37c91f0e2cea0e4905a5b8632e30a1a3c7c21cc18eb618

Download Submit
memory/904-26-0x00000000009D0000-0x0000000000A8B000-memory.dmp

Filesize
748KB

Download
memory/904-32-0x00000000009D0000-0x0000000000A8B000-memory.dmp

Filesize
748KB

Download
memory/904-30-0x00000000009D0000-0x0000000000A8B000-memory.dmp

Filesize
748KB

Download
memory/904-31-0x0000000000830000-0x0000000000832000-memory.dmp

Filesize
8KB

Download
memory/904-27-0x0000000000830000-0x0000000000832000-memory.dmp

Filesize
8KB

Download
memory/1856-17-0x00000000007A0000-0x0000000000826000-memory.dmp

Filesize
536KB

Download
memory/1856-28-0x00000000007A0000-0x0000000000826000-memory.dmp

Filesize
536KB

Download
memory/1856-11-0x00000000007A0000-0x0000000000826000-memory.dmp

Filesize
536KB

Download
memory/4184-0-0x0000000000A30000-0x0000000000AB6000-memory.dmp

Filesize
536KB

Download
memory/4184-14-0x0000000000A30000-0x0000000000AB6000-memory.dmp

Filesize
536KB

Download

Analysis

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