urelas | 21090104412d20f6def9eb54902ec06250ec445fd68867bcddf512b17a74591e

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
24-06-2024 22:59

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General

Target

0b1df61b227c1c54396448932003425d_JaffaCakes118.exe
Size

59KB
MD5

0b1df61b227c1c54396448932003425d
SHA1

c996bc5bd17b16a6f1d007416cb8f2b3e0f2b8db
SHA256

21090104412d20f6def9eb54902ec06250ec445fd68867bcddf512b17a74591e
SHA512

7622ff717bde751d6d4e2aa8a3e532837e10e8d0bdc35a8de03dcc5526eadee0688f0730690a467fd0bd8679953466d5882eab5162814f8ee634b0453c071db7
SSDEEP

768:n5mhew0GpSyMe6hwUkdwJzh+qciaQRENEzxZbARtR06g2wqp4YPeznellmqGwxPo:nK0GjMeQG3iaQREuVZ6ro29p4YxbKdN

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

2652 cmd.exe
Executes dropped EXE 1 IoCs

Processes:

biudfw.exe

pid process

2460 biudfw.exe
Loads dropped DLL 1 IoCs

Processes:

0b1df61b227c1c54396448932003425d_JaffaCakes118.exe

pid process

2164 0b1df61b227c1c54396448932003425d_JaffaCakes118.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

pid	process
2652	cmd.exe

pid	process
2460	biudfw.exe

pid	process
2164	0b1df61b227c1c54396448932003425d_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

0b1df61b227c1c54396448932003425d_JaffaCakes118.exe

description	pid	process	target process
PID 2164 wrote to memory of 2460	2164	0b1df61b227c1c54396448932003425d_JaffaCakes118.exe	biudfw.exe
PID 2164 wrote to memory of 2460	2164	0b1df61b227c1c54396448932003425d_JaffaCakes118.exe	biudfw.exe
PID 2164 wrote to memory of 2460	2164	0b1df61b227c1c54396448932003425d_JaffaCakes118.exe	biudfw.exe
PID 2164 wrote to memory of 2460	2164	0b1df61b227c1c54396448932003425d_JaffaCakes118.exe	biudfw.exe
PID 2164 wrote to memory of 2652	2164	0b1df61b227c1c54396448932003425d_JaffaCakes118.exe	cmd.exe
PID 2164 wrote to memory of 2652	2164	0b1df61b227c1c54396448932003425d_JaffaCakes118.exe	cmd.exe
PID 2164 wrote to memory of 2652	2164	0b1df61b227c1c54396448932003425d_JaffaCakes118.exe	cmd.exe
PID 2164 wrote to memory of 2652	2164	0b1df61b227c1c54396448932003425d_JaffaCakes118.exe	cmd.exe

C:\Users\Admin\AppData\Local\Temp\0b1df61b227c1c54396448932003425d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0b1df61b227c1c54396448932003425d_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2164

C:\Users\Admin\AppData\Local\Temp\biudfw.exe
"C:\Users\Admin\AppData\Local\Temp\biudfw.exe"
2⤵
- Executes dropped EXE
PID:2460

C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\sanfdr.bat" "
2⤵
- Deletes itself
PID:2652

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
55e10a9af74d3f3fa5ae3cb7ff5ad9d4

SHA1
449221fd8d7196a54de2bd583625d8d1b64db56a

SHA256
a945a44cfe50423c01f26a16445ed177a347052e791364a9cb7de6bcaa18f3c1

SHA512
4af5ba74467b4c61302ea9571f19346c05f911843f2c6153fcd9a7340f9bc6e1f8867cdb72ec7ba0dc4930199aa5c302711ad5da9fd35241839418f6e70a515a

Download Submit
C:\Users\Admin\AppData\Local\Temp\sanfdr.bat
Filesize
302B

MD5
de71fbf9d235ee2494a7649e10a98941

SHA1
c8347871190c7f57d6ccdcb153daf719bd39e8bf

SHA256
cc3fcfcaf3e860fca772f2159e997a34717bd27775c33e7a37e3087bee79cff7

SHA512
ec3a5e65643345f3f62ea7ae87ec4283be31850f2bc5bb0edd2875a70474bdb64bd3fb3aaff8bf9779d1ecb840346a706e6d24b50ec438c52853052b8761f736

Download Submit
\Users\Admin\AppData\Local\Temp\biudfw.exe
Filesize
59KB

MD5
765dd8fb1e20976e77477c66b400c311

SHA1
bed66f79aff267a0431c143ba2136056627ae4de

SHA256
bd162f8e53a3d25b05da8d01d647a224c0f703f216eed88f0016c4f7a6b51b1f

SHA512
282d236ea6f03e2cdaa629a0514caadf0b3d3f035b563fd48676f1fdee2dc2b9fefbca17dca368d2a62793ae260a8ccf4d504e9c86dee2d69acd33f816254183

Download Submit
memory/2164-0-0x0000000000A50000-0x0000000000A85000-memory.dmp

Filesize
212KB

Download
memory/2164-10-0x0000000000570000-0x00000000005A5000-memory.dmp

Filesize
212KB

Download
memory/2164-19-0x0000000000A50000-0x0000000000A85000-memory.dmp

Filesize
212KB

Download
memory/2460-14-0x0000000000AD0000-0x0000000000B05000-memory.dmp

Filesize
212KB

Download
memory/2460-22-0x0000000000AD0000-0x0000000000B05000-memory.dmp

Filesize
212KB

Download
memory/2460-24-0x0000000000AD0000-0x0000000000B05000-memory.dmp

Filesize
212KB

Download
memory/2460-30-0x0000000000AD0000-0x0000000000B05000-memory.dmp

Filesize
212KB

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