urelas | d17502d1e449050c45b3ab633928c6d8d1ba06807672e2db2b992d635800082f

General

Target

d17502d1e449050c45b3ab633928c6d8d1ba06807672e2db2b992d635800082f.exe
Size

60KB
MD5

fe9dceca82e5ee4555d6223e1ab9d9bd
SHA1

b6a3a81e3349fd3d47650e688e602a2cc2aa9824
SHA256

d17502d1e449050c45b3ab633928c6d8d1ba06807672e2db2b992d635800082f
SHA512

43ab171820b5de934f1ced6f0170c38ea9b00dacb744820bffbba8552f0b5ee62a9122735fbb1b04258b39b3e4ce21239581fdc1e9ccd971e5f915860f92be72
SSDEEP

768:n5mhew0GpSyMe6hwUkdwJzh+qciaQRENEzxZbARtR06g2wqp4YPeznellmqGwxPx:nK0GjMeQG3iaQREuVZ6ro29p4YxbKd9y

Score

10^/10

urelas discovery trojan

Malware Config

Extracted

Family

urelas

C2

218.54.47.76

218.54.47.77

218.54.47.74

Signatures

Urelas
Urelas is a trojan targeting card games.
trojan urelas
Urelas family
urelas

Deletes itself 1 IoCs

pid	Process
2836	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2904	biudfw.exe

Loads dropped DLL 1 IoCs

pid	Process
3040	d17502d1e449050c45b3ab633928c6d8d1ba06807672e2db2b992d635800082f.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 3 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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d17502d1e449050c45b3ab633928c6d8d1ba06807672e2db2b992d635800082f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	biudfw.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3040 wrote to memory of 2904	3040	d17502d1e449050c45b3ab633928c6d8d1ba06807672e2db2b992d635800082f.exe	30
PID 3040 wrote to memory of 2904	3040	d17502d1e449050c45b3ab633928c6d8d1ba06807672e2db2b992d635800082f.exe	30
PID 3040 wrote to memory of 2904	3040	d17502d1e449050c45b3ab633928c6d8d1ba06807672e2db2b992d635800082f.exe	30
PID 3040 wrote to memory of 2904	3040	d17502d1e449050c45b3ab633928c6d8d1ba06807672e2db2b992d635800082f.exe	30
PID 3040 wrote to memory of 2836	3040	d17502d1e449050c45b3ab633928c6d8d1ba06807672e2db2b992d635800082f.exe	31
PID 3040 wrote to memory of 2836	3040	d17502d1e449050c45b3ab633928c6d8d1ba06807672e2db2b992d635800082f.exe	31
PID 3040 wrote to memory of 2836	3040	d17502d1e449050c45b3ab633928c6d8d1ba06807672e2db2b992d635800082f.exe	31
PID 3040 wrote to memory of 2836	3040	d17502d1e449050c45b3ab633928c6d8d1ba06807672e2db2b992d635800082f.exe	31

C:\Users\Admin\AppData\Local\Temp\d17502d1e449050c45b3ab633928c6d8d1ba06807672e2db2b992d635800082f.exe
"C:\Users\Admin\AppData\Local\Temp\d17502d1e449050c45b3ab633928c6d8d1ba06807672e2db2b992d635800082f.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3040
- C:\Users\Admin\AppData\Local\Temp\biudfw.exe
  "C:\Users\Admin\AppData\Local\Temp\biudfw.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2904
- C:\Windows\SysWOW64\cmd.exe
  cmd /c ""C:\Users\Admin\AppData\Local\Temp\sanfdr.bat" "
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:2836

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

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\biudfw.exe

Filesize
60KB

MD5
76357a2125c0a895e878904960d5201a

SHA1
d4615a7a326fc5ac47c57b4fd12a9927b9b272e6

SHA256
eab19141fc3165b1203c0148ce19b823f2a146fb10e2bedc461a119bf0668432

SHA512
d414ff0e9bb9ad0087da6ab23e4654f95dbce89c16d86cf2c49ebd01f54249d97c71c92f39a348659c05819e08aeac534687fe9f4092caca005527ad4294f409

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

Filesize
512B

MD5
55e10a9af74d3f3fa5ae3cb7ff5ad9d4

SHA1
449221fd8d7196a54de2bd583625d8d1b64db56a

SHA256
a945a44cfe50423c01f26a16445ed177a347052e791364a9cb7de6bcaa18f3c1

SHA512
4af5ba74467b4c61302ea9571f19346c05f911843f2c6153fcd9a7340f9bc6e1f8867cdb72ec7ba0dc4930199aa5c302711ad5da9fd35241839418f6e70a515a

Download Submit
C:\Users\Admin\AppData\Local\Temp\sanfdr.bat

Filesize
338B

MD5
20e4ec4eb3a66b042513f21171e9a36e

SHA1
f944243809a85c6282d4e68969254fd38d9dc5ab

SHA256
da385b73d45d56da061f9d109aa83ec5b60778654a54f551b5a940a765b5b80c

SHA512
5fb9c43c99d01041e02fca69ba903bb99bf4d724959b823ddc132a79a036ba8edbff345bdcc9a7eeca385703ed58b6f606c1bcca12cc26a51f35824bd7202ff9

Download Submit
memory/2904-10-0x00000000003F0000-0x0000000000425000-memory.dmp

Filesize
212KB

Download
memory/2904-22-0x00000000003F0000-0x0000000000425000-memory.dmp

Filesize
212KB

Download
memory/2904-25-0x00000000003F0000-0x0000000000425000-memory.dmp

Filesize
212KB

Download
memory/2904-32-0x00000000003F0000-0x0000000000425000-memory.dmp

Filesize
212KB

Download
memory/3040-0-0x0000000000180000-0x00000000001B5000-memory.dmp

Filesize
212KB

Download
memory/3040-9-0x00000000004D0000-0x0000000000505000-memory.dmp

Filesize
212KB

Download
memory/3040-19-0x0000000000180000-0x00000000001B5000-memory.dmp

Filesize
212KB

Download

Analysis

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