urelas | 7c4dc25b43b68db837631aa7388ec64e833cc91e005c6298c4c30cc1327d2211

Analysis

max time kernel
121s
max time network
125s
platform
windows7_x64
resource
win7-20240611-en
resource tags

arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
submitted
27-06-2024 16:31

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General

Target

16b364a19618c12403a06415c384466d_JaffaCakes118.exe
Size

195KB
MD5

16b364a19618c12403a06415c384466d
SHA1

e0e649693f3db8bee78d52f193ed2594f77037b2
SHA256

7c4dc25b43b68db837631aa7388ec64e833cc91e005c6298c4c30cc1327d2211
SHA512

631387f3a4b177da42a6f9c7bbe063f971fe965ca48d261d1b3774ba395ff182f841175e164a59dff61d157b15a9c1592d643e6fdf6078e653eb5f5e97837a55
SSDEEP

3072:gAwixCZ6Sh77R2Gpf606U8v0e7OIgPDFIbbzhPM67fIhF:gExhk7rh7NEOIYWlPM6r6F

Score

10^/10

urelas trojan

Malware Config

Extracted

Family

urelas

218.54.47.76

218.54.47.77

218.54.47.74

Signatures

Urelas
Urelas is a trojan targeting card games.
trojan urelas
Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

2608 cmd.exe
Executes dropped EXE 1 IoCs

Processes:

biudfw.exe

pid process

2084 biudfw.exe
Loads dropped DLL 1 IoCs

Processes:

16b364a19618c12403a06415c384466d_JaffaCakes118.exe

pid process

1752 16b364a19618c12403a06415c384466d_JaffaCakes118.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

pid	process
2608	cmd.exe

pid	process
2084	biudfw.exe

pid	process
1752	16b364a19618c12403a06415c384466d_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

16b364a19618c12403a06415c384466d_JaffaCakes118.exe

description	pid	process	target process
PID 1752 wrote to memory of 2084	1752	16b364a19618c12403a06415c384466d_JaffaCakes118.exe	biudfw.exe
PID 1752 wrote to memory of 2084	1752	16b364a19618c12403a06415c384466d_JaffaCakes118.exe	biudfw.exe
PID 1752 wrote to memory of 2084	1752	16b364a19618c12403a06415c384466d_JaffaCakes118.exe	biudfw.exe
PID 1752 wrote to memory of 2084	1752	16b364a19618c12403a06415c384466d_JaffaCakes118.exe	biudfw.exe
PID 1752 wrote to memory of 2608	1752	16b364a19618c12403a06415c384466d_JaffaCakes118.exe	cmd.exe
PID 1752 wrote to memory of 2608	1752	16b364a19618c12403a06415c384466d_JaffaCakes118.exe	cmd.exe
PID 1752 wrote to memory of 2608	1752	16b364a19618c12403a06415c384466d_JaffaCakes118.exe	cmd.exe
PID 1752 wrote to memory of 2608	1752	16b364a19618c12403a06415c384466d_JaffaCakes118.exe	cmd.exe

C:\Users\Admin\AppData\Local\Temp\16b364a19618c12403a06415c384466d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\16b364a19618c12403a06415c384466d_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1752
- C:\Users\Admin\AppData\Local\Temp\biudfw.exe
  "C:\Users\Admin\AppData\Local\Temp\biudfw.exe"
  2⤵
  - Executes dropped EXE
  PID:2084
- C:\Windows\SysWOW64\cmd.exe
  cmd /c ""C:\Users\Admin\AppData\Local\Temp\sanfdr.bat" "
  2⤵
  - Deletes itself
  PID:2608

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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\golfinfo.ini

Filesize
512B

MD5
2776cde4761cefd1198f4712989957b1

SHA1
c801245a080524e704e8e3da95700e58e9d1ca3c

SHA256
69ca5964abf7f1c054541bcc32f2712d3fa51342913affed5023825e3dca521f

SHA512
bdc242f5c69d10cbfa903bbf20448a9e93213ee303091f1ae9ff8d29c83250168491d9b553841f8ed9b756aef29c499eea3562ff9f94b5619012eb21d5d88c4a

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

Filesize
302B

MD5
07983d2cdee0c1205229af1b83d79dd3

SHA1
886e6efce657ae6a6655ee92b970ac47ab62cc19

SHA256
4a318ea245df8c1375272c28be92f9da7583b788eca9c4098596d1146a71e067

SHA512
e8f5d2290f2953de37b507101ff56eea191c8f72076b5249ac46a8a8452c3d1063c78b40bc9a00f06f3b6b66ca89ab98533113610eda592e7d4c74a40b2b8891

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

Filesize
195KB

MD5
83b12752f27695068de1618d3ac56261

SHA1
d1e2cb534f7910b5e8d6960d35b504790c9b703e

SHA256
b4cdbe7345fde8c296806d74ec8c293344204f32360b204f60b6388599cce8c2

SHA512
fd5f1bc8c9dd88d726eebe1a34ed2937385866682073e76d9d70acd46092f29c183080d21390e2d118652b755893d64fbf2fa901383471a7afd5717125f654e1

Download Submit
memory/1752-0-0x0000000000EF0000-0x0000000000F24000-memory.dmp

Filesize
208KB

Download
memory/1752-6-0x0000000000410000-0x0000000000444000-memory.dmp

Filesize
208KB

Download
memory/1752-18-0x0000000000EF0000-0x0000000000F24000-memory.dmp

Filesize
208KB

Download
memory/2084-10-0x0000000000CF0000-0x0000000000D24000-memory.dmp

Filesize
208KB

Download
memory/2084-21-0x0000000000CF0000-0x0000000000D24000-memory.dmp

Filesize
208KB

Download
memory/2084-22-0x0000000000CF0000-0x0000000000D24000-memory.dmp

Filesize
208KB

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