c30ca90c6bccc49ad2b528983b1ad649be8ab1925087cdebea1bbe9a5b5d866d

Analysis

max time kernel
150s
max time network
150s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
30/05/2024, 02:58

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General

Target

b732e7fa4517110ffcde8c7265b50d1c.exe
Size

38KB
MD5

b732e7fa4517110ffcde8c7265b50d1c
SHA1

5e45a8b27cfddfa7fae3a04ff24412da7cf58ca2
SHA256

c30ca90c6bccc49ad2b528983b1ad649be8ab1925087cdebea1bbe9a5b5d866d
SHA512

c8c53aec6ce1b804b6fd0d0dea666de429a9fbbd850510ccf5fa015d02370fddf3c6edfcb5b2a8f1056e1a6bd0721c324a39510cb595c88e72557de80a0692c5
SSDEEP

768:Kf1K2exg2kBwtdgI2MyzNORQtOflIwoHNV2XBFV72BOlA7ZsBGGp/YIm7wm0WZym:o1KhxqwtdgI2MyzNORQtOflIwoHNV2XU

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2540	hurok.exe

Loads dropped DLL 1 IoCs

pid	Process
2700	b732e7fa4517110ffcde8c7265b50d1c.exe

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

System Information Discovery
T1082

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2700	b732e7fa4517110ffcde8c7265b50d1c.exe
2540	hurok.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2700 wrote to memory of 2540	2700	b732e7fa4517110ffcde8c7265b50d1c.exe	28
PID 2700 wrote to memory of 2540	2700	b732e7fa4517110ffcde8c7265b50d1c.exe	28
PID 2700 wrote to memory of 2540	2700	b732e7fa4517110ffcde8c7265b50d1c.exe	28
PID 2700 wrote to memory of 2540	2700	b732e7fa4517110ffcde8c7265b50d1c.exe	28

C:\Users\Admin\AppData\Local\Temp\b732e7fa4517110ffcde8c7265b50d1c.exe
"C:\Users\Admin\AppData\Local\Temp\b732e7fa4517110ffcde8c7265b50d1c.exe"
1⤵
- Loads dropped DLL
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2700
- C:\Users\Admin\AppData\Local\Temp\hurok.exe
  "C:\Users\Admin\AppData\Local\Temp\hurok.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of UnmapMainImage
  PID:2540

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

\Users\Admin\AppData\Local\Temp\hurok.exe

Filesize
38KB

MD5
25b1a1249967e5dc3f2de1d40e024422

SHA1
f4e6d47b03f0356ec7c4e6bde7a1489bd052deaa

SHA256
920c89e1dc448b995d1a44f67e2705dc6a607e0e7f925be29f6d4edd10d0904c

SHA512
a103a56cf9e673bd22cd464f562792b5051effa116299ade023f6a230f7b82a5455d9943a56408253e59939c93e43e015af65b9de1d29793f332cf7aeeb98490

Download Submit
memory/2540-23-0x00000000002B0000-0x00000000002B6000-memory.dmp

Filesize
24KB

Download
memory/2700-0-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/2700-1-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/2700-8-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download