urelas | 716a1ae7074f71915ea6c547cc890fa82838d24b11fc7e1778a78298d00b272c

Analysis

max time kernel
149s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22-11-2024 23:55

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General

Target

716a1ae7074f71915ea6c547cc890fa82838d24b11fc7e1778a78298d00b272c.exe
Size

508KB
MD5

9c5fb0c62ec811e3ee09c3c038c3f4a2
SHA1

965460b96e0039bab84553fc48a86dcc9530a827
SHA256

716a1ae7074f71915ea6c547cc890fa82838d24b11fc7e1778a78298d00b272c
SHA512

f367dc4f03ea54a0d5ff87ddade90a6c8b0e6e07c73d7c775c67221869a40a823e3edb3d66ecfdb7f4f4ceec3c96a310304ef07b03c53b72a4f1fd05822aa55d
SSDEEP

12288:3o7CGWcQSyYI2VrFKH5RBv9AQ1pEDdKoo:3MUv2LAv9AQ1p4dKJ

Score

10^/10

urelas discovery trojan

Malware Config

Extracted

Family

urelas

218.54.31.226

218.54.31.165

218.54.31.166

Signatures

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

Deletes itself 1 IoCs

pid	Process
2760	cmd.exe

Executes dropped EXE 2 IoCs

pid	Process
2744	tuhui.exe
2888	korai.exe

Loads dropped DLL 2 IoCs

pid	Process
1992	716a1ae7074f71915ea6c547cc890fa82838d24b11fc7e1778a78298d00b272c.exe
2744	tuhui.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	716a1ae7074f71915ea6c547cc890fa82838d24b11fc7e1778a78298d00b272c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tuhui.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	korai.exe

Suspicious behavior: EnumeratesProcesses 54 IoCs

pid	Process
2888	korai.exe
2888	korai.exe
2888	korai.exe
2888	korai.exe
2888	korai.exe
2888	korai.exe
2888	korai.exe
2888	korai.exe
2888	korai.exe
2888	korai.exe
2888	korai.exe
2888	korai.exe
2888	korai.exe
2888	korai.exe
2888	korai.exe
2888	korai.exe
2888	korai.exe
2888	korai.exe
2888	korai.exe
2888	korai.exe
2888	korai.exe
2888	korai.exe
2888	korai.exe
2888	korai.exe
2888	korai.exe
2888	korai.exe
2888	korai.exe
2888	korai.exe
2888	korai.exe
2888	korai.exe
2888	korai.exe
2888	korai.exe
2888	korai.exe
2888	korai.exe
2888	korai.exe
2888	korai.exe
2888	korai.exe
2888	korai.exe
2888	korai.exe
2888	korai.exe
2888	korai.exe
2888	korai.exe
2888	korai.exe
2888	korai.exe
2888	korai.exe
2888	korai.exe
2888	korai.exe
2888	korai.exe
2888	korai.exe
2888	korai.exe
2888	korai.exe
2888	korai.exe
2888	korai.exe
2888	korai.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1992 wrote to memory of 2744	1992	716a1ae7074f71915ea6c547cc890fa82838d24b11fc7e1778a78298d00b272c.exe	30
PID 1992 wrote to memory of 2744	1992	716a1ae7074f71915ea6c547cc890fa82838d24b11fc7e1778a78298d00b272c.exe	30
PID 1992 wrote to memory of 2744	1992	716a1ae7074f71915ea6c547cc890fa82838d24b11fc7e1778a78298d00b272c.exe	30
PID 1992 wrote to memory of 2744	1992	716a1ae7074f71915ea6c547cc890fa82838d24b11fc7e1778a78298d00b272c.exe	30
PID 1992 wrote to memory of 2760	1992	716a1ae7074f71915ea6c547cc890fa82838d24b11fc7e1778a78298d00b272c.exe	31
PID 1992 wrote to memory of 2760	1992	716a1ae7074f71915ea6c547cc890fa82838d24b11fc7e1778a78298d00b272c.exe	31
PID 1992 wrote to memory of 2760	1992	716a1ae7074f71915ea6c547cc890fa82838d24b11fc7e1778a78298d00b272c.exe	31
PID 1992 wrote to memory of 2760	1992	716a1ae7074f71915ea6c547cc890fa82838d24b11fc7e1778a78298d00b272c.exe	31
PID 2744 wrote to memory of 2888	2744	tuhui.exe	34
PID 2744 wrote to memory of 2888	2744	tuhui.exe	34
PID 2744 wrote to memory of 2888	2744	tuhui.exe	34
PID 2744 wrote to memory of 2888	2744	tuhui.exe	34

C:\Users\Admin\AppData\Local\Temp\716a1ae7074f71915ea6c547cc890fa82838d24b11fc7e1778a78298d00b272c.exe
"C:\Users\Admin\AppData\Local\Temp\716a1ae7074f71915ea6c547cc890fa82838d24b11fc7e1778a78298d00b272c.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1992
- C:\Users\Admin\AppData\Local\Temp\tuhui.exe
  "C:\Users\Admin\AppData\Local\Temp\tuhui.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2744
- - C:\Users\Admin\AppData\Local\Temp\korai.exe
    "C:\Users\Admin\AppData\Local\Temp\korai.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    PID:2888
- C:\Windows\SysWOW64\cmd.exe
  cmd /c ""C:\Users\Admin\AppData\Local\Temp\_uinsey.bat" "
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:2760

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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
340B

MD5
5c1dd70bdbd4dfcfceea0531acb2cf8b

SHA1
5e45d5a1c99513e59435b399c8505f696166b313

SHA256
b742d7d674f2590555cb69c78af2232cc5696d8e3a5abee68c68e26455008eab

SHA512
8a9c00c7745a6c2c2e69b76edf0aa7e0b0d261b06e3a689a7b33a04425d2b925eb07372acb6be1ebcf9399cd24e22ae22312e60c60337023f8740b9365cc9978

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

Filesize
512B

MD5
2f7e8b0ea6c7e5bf47e5ea763b2b5369

SHA1
6ec359e00d9da7a2bd3f8b501852697d87066727

SHA256
e12cba77cad75a6d1d6554e1f270fd8a121cc48880d63b2ed95278b1316889d8

SHA512
cf03fe547e656f5ada9c7bf528bd9745ec9d7f29e225286e914b1730ddfb2965f7ea0665f2432ecec35986095dfbc279d6d0959ebe7557ef45c30c309d0e0b9b

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

Filesize
508KB

MD5
8bc9469925bed1944aae028ba8a3db34

SHA1
660f6fa91abd9aafb42e967377f7760de25a453d

SHA256
8850073dd0f74be6966e7a38a90f83656beab051d3fefbed7173a3076717dfe5

SHA512
e0277322cf3698ddc4ac987911533c49aaf06df067570c3d0a7a5b7cc0f6d86d4b0181fea074523eba93de9204073cb6a4155ac5f34fc08e8accfd6646d3f8a6

Download Submit
\Users\Admin\AppData\Local\Temp\korai.exe

Filesize
172KB

MD5
e5c7a003f91bf5fd81de0014108cefe6

SHA1
e67cafc4ff6b42aeb8c68629aed353bce3a7cc4b

SHA256
03dad23d1c6a694282157d65cdd53a3c2a79dd637bf62368c39798985a73be9a

SHA512
533c14acc6e4552a72c4e024d05663f9eb78aac9cad73b7e5fcc54bcd1c00db481745290ef1b036428a361913b5877b2ad367b090359675b51aeeef5824ee661

Download Submit
memory/1992-0-0x0000000000E00000-0x0000000000E81000-memory.dmp

Filesize
516KB

Download
memory/1992-18-0x0000000000E00000-0x0000000000E81000-memory.dmp

Filesize
516KB

Download
memory/1992-8-0x0000000002560000-0x00000000025E1000-memory.dmp

Filesize
516KB

Download
memory/2744-34-0x00000000003F0000-0x0000000000471000-memory.dmp

Filesize
516KB

Download
memory/2744-21-0x00000000003F0000-0x0000000000471000-memory.dmp

Filesize
516KB

Download
memory/2744-26-0x0000000003F30000-0x0000000003FC9000-memory.dmp

Filesize
612KB

Download
memory/2744-11-0x00000000003F0000-0x0000000000471000-memory.dmp

Filesize
516KB

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memory/2888-33-0x0000000000020000-0x0000000000022000-memory.dmp

Filesize
8KB

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memory/2888-32-0x0000000000270000-0x0000000000309000-memory.dmp

Filesize
612KB

Download
memory/2888-29-0x0000000000270000-0x0000000000309000-memory.dmp

Filesize
612KB

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memory/2888-36-0x0000000000270000-0x0000000000309000-memory.dmp

Filesize
612KB

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memory/2888-37-0x0000000000270000-0x0000000000309000-memory.dmp

Filesize
612KB

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memory/2888-38-0x0000000000270000-0x0000000000309000-memory.dmp

Filesize
612KB

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memory/2888-39-0x0000000000270000-0x0000000000309000-memory.dmp

Filesize
612KB

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memory/2888-40-0x0000000000270000-0x0000000000309000-memory.dmp

Filesize
612KB

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