8a565f6f7acab055769709f4936d53de2a8b84b890e74ebd9698ffca8245270c

Analysis

max time kernel
156s
max time network
168s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
22-07-2023 22:27

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General

Target

NA_0a0e831ebc1700exe_JC.exe
Size

62KB
MD5

0a0e831ebc1700aac14a8a36a4b3eb6a
SHA1

e4052b4bf8ae5d3655d35ae9a20255761b0e1675
SHA256

8a565f6f7acab055769709f4936d53de2a8b84b890e74ebd9698ffca8245270c
SHA512

d0561ac2848aff60bbb0550601a4ebf797fd44751d487258d3b3189040ebaaf6425afb22bed71f1af836b5a10b3e1b5dc7ba034c1926b797b3d279bbff67dc73
SSDEEP

1536:o1KhxqwtdgI2MyzNORQtOflIwoHNV2XBFV72BOlA7ZszsbKY1xo3/nyxEb:aq7tdgI2MyzNORQtOflIwoHNV2XBFV7n

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2968	hurok.exe

Loads dropped DLL 1 IoCs

pid	Process
2516	NA_0a0e831ebc1700exe_JC.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
2516	NA_0a0e831ebc1700exe_JC.exe
2968	hurok.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2516 wrote to memory of 2968	2516	NA_0a0e831ebc1700exe_JC.exe	27
PID 2516 wrote to memory of 2968	2516	NA_0a0e831ebc1700exe_JC.exe	27
PID 2516 wrote to memory of 2968	2516	NA_0a0e831ebc1700exe_JC.exe	27
PID 2516 wrote to memory of 2968	2516	NA_0a0e831ebc1700exe_JC.exe	27

C:\Users\Admin\AppData\Local\Temp\NA_0a0e831ebc1700exe_JC.exe
"C:\Users\Admin\AppData\Local\Temp\NA_0a0e831ebc1700exe_JC.exe"
1⤵
- Loads dropped DLL
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2516
- 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:2968

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\hurok.exe

Filesize
62KB

MD5
028a5ddd153df04c0cdd8936fc1a2eb6

SHA1
cce8908c7e81a2fbe0132a30722a6145751e050c

SHA256
cfa72c12cab99c90b4bb941a0411f73f77a1385d7c45b214ed27d4ae8c9f37d4

SHA512
6be4f01e07521e4dad837ed4c5488ea65b8d496f0c24dbc7cd0c04d6e9b523dc6331c67869bd7c2aeed2db7f6575a65d844d9bee7220be9ee38e7952d579a7d6

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

Filesize
62KB

MD5
028a5ddd153df04c0cdd8936fc1a2eb6

SHA1
cce8908c7e81a2fbe0132a30722a6145751e050c

SHA256
cfa72c12cab99c90b4bb941a0411f73f77a1385d7c45b214ed27d4ae8c9f37d4

SHA512
6be4f01e07521e4dad837ed4c5488ea65b8d496f0c24dbc7cd0c04d6e9b523dc6331c67869bd7c2aeed2db7f6575a65d844d9bee7220be9ee38e7952d579a7d6

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

Filesize
62KB

MD5
028a5ddd153df04c0cdd8936fc1a2eb6

SHA1
cce8908c7e81a2fbe0132a30722a6145751e050c

SHA256
cfa72c12cab99c90b4bb941a0411f73f77a1385d7c45b214ed27d4ae8c9f37d4

SHA512
6be4f01e07521e4dad837ed4c5488ea65b8d496f0c24dbc7cd0c04d6e9b523dc6331c67869bd7c2aeed2db7f6575a65d844d9bee7220be9ee38e7952d579a7d6

Download Submit
memory/2516-54-0x0000000000330000-0x0000000000336000-memory.dmp

Filesize
24KB

Download
memory/2516-55-0x0000000000330000-0x0000000000336000-memory.dmp

Filesize
24KB

Download
memory/2516-56-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/2968-77-0x00000000002B0000-0x00000000002B6000-memory.dmp

Filesize
24KB

Download