urelas | ad8b452c8ba4ae695e8ffd18f460ab8204bffb082cbed03479c39b0affabc855

General

Target

ad8b452c8ba4ae695e8ffd18f460ab8204bffb082cbed03479c39b0affabc855N.exe
Size

68KB
MD5

facad75e1380f7fc64a615c1ebdd81b0
SHA1

0f352ecd5f26961f4328671fcfbef6e657351ca1
SHA256

ad8b452c8ba4ae695e8ffd18f460ab8204bffb082cbed03479c39b0affabc855
SHA512

90456a3d891a22c844d6775a541890e4179a28008d9522f88b4443f5d3f282709fee557b465b0182f3d93e5e129f428816fa64d5c06c34d1bc613aa0e0c575db
SSDEEP

1536:v6fqsAPQYGmPzmZDDZrV8sMQXGkfn33n7z5WeIuhCare9:yLAYUzmdD0sMQl7d7IuhCai9

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
3060	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
1628	biudfw.exe

Loads dropped DLL 1 IoCs

pid	Process
3064	ad8b452c8ba4ae695e8ffd18f460ab8204bffb082cbed03479c39b0affabc855N.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	ad8b452c8ba4ae695e8ffd18f460ab8204bffb082cbed03479c39b0affabc855N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	biudfw.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3064 wrote to memory of 1628	3064	ad8b452c8ba4ae695e8ffd18f460ab8204bffb082cbed03479c39b0affabc855N.exe	30
PID 3064 wrote to memory of 1628	3064	ad8b452c8ba4ae695e8ffd18f460ab8204bffb082cbed03479c39b0affabc855N.exe	30
PID 3064 wrote to memory of 1628	3064	ad8b452c8ba4ae695e8ffd18f460ab8204bffb082cbed03479c39b0affabc855N.exe	30
PID 3064 wrote to memory of 1628	3064	ad8b452c8ba4ae695e8ffd18f460ab8204bffb082cbed03479c39b0affabc855N.exe	30
PID 3064 wrote to memory of 3060	3064	ad8b452c8ba4ae695e8ffd18f460ab8204bffb082cbed03479c39b0affabc855N.exe	31
PID 3064 wrote to memory of 3060	3064	ad8b452c8ba4ae695e8ffd18f460ab8204bffb082cbed03479c39b0affabc855N.exe	31
PID 3064 wrote to memory of 3060	3064	ad8b452c8ba4ae695e8ffd18f460ab8204bffb082cbed03479c39b0affabc855N.exe	31
PID 3064 wrote to memory of 3060	3064	ad8b452c8ba4ae695e8ffd18f460ab8204bffb082cbed03479c39b0affabc855N.exe	31

C:\Users\Admin\AppData\Local\Temp\ad8b452c8ba4ae695e8ffd18f460ab8204bffb082cbed03479c39b0affabc855N.exe
"C:\Users\Admin\AppData\Local\Temp\ad8b452c8ba4ae695e8ffd18f460ab8204bffb082cbed03479c39b0affabc855N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3064
- 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:1628
- 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:3060

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\golfinfo.ini

Filesize
512B

MD5
1c9b2720af0ca9528b47898d9c7f4799

SHA1
80495f16e333f54ecc700252323c2a7cb7d751e1

SHA256
d1ea9a17b5a635a121e82e7963d3b134f74050da9debcd40c9622f50c5d38fe5

SHA512
5afe876f2cd887458656b1747bce08d03f26ef286bcc83efa93e0111be856d0564bee4d6ef5637c167626bac121f7371b69c7952502d47784ac9ad568bf53eac

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

Filesize
340B

MD5
46c4e0fc747577949345ae92efb6eb4c

SHA1
26a9ba9009d4389eb6688e365a80864ea1055f0b

SHA256
ccbb1e0c857caa2ebfd4e9f374541cbebb0f8f290546e234a83097252fd77a1d

SHA512
08c3f2c62ea277c7e8b9a21af8e20519994e872453062058e84d3d331f116b183a71719e3f5938b4152ef66b8607883ac209e13d7a5bc648d79b8fdca71e0991

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

Filesize
68KB

MD5
d9a288d7b746466404193104835924e2

SHA1
03a5371c6162a54115b65e6fd9fc72f1507ee0e4

SHA256
0f392a738941b71712ee83bd086b2e047ae961394f5bdf5ecfd72dcb079a99c4

SHA512
54661dd9ae8cc94aecfa2ac1bb4eaedf3eacf8040b892bba14447a0a5881660b005c70349ee4894f66c859d518fe0f9790eeafdde8da75487911b42f6534156e

Download Submit
memory/1628-10-0x0000000001230000-0x0000000001257000-memory.dmp

Filesize
156KB

Download
memory/1628-22-0x0000000001230000-0x0000000001257000-memory.dmp

Filesize
156KB

Download
memory/1628-24-0x0000000001230000-0x0000000001257000-memory.dmp

Filesize
156KB

Download
memory/1628-31-0x0000000001230000-0x0000000001257000-memory.dmp

Filesize
156KB

Download
memory/3064-0-0x0000000000E10000-0x0000000000E37000-memory.dmp

Filesize
156KB

Download
memory/3064-8-0x0000000000320000-0x0000000000347000-memory.dmp

Filesize
156KB

Download
memory/3064-19-0x0000000000E10000-0x0000000000E37000-memory.dmp

Filesize
156KB

Download

Analysis

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