a2d77c3ee08c2d49273b45f3b4ee29cf42d2901820550bab9e9a157273d06583

Analysis

max time kernel
135s
max time network
138s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
24/07/2023, 13:23

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General

Target

NA_NA_3e4d229cfc507eexeexe_JC.exe
Size

53KB
MD5

3e4d229cfc507e033c171a6881df2cc0
SHA1

2a264b265d69198fd38f32865d07de4655bd3eae
SHA256

a2d77c3ee08c2d49273b45f3b4ee29cf42d2901820550bab9e9a157273d06583
SHA512

3786ed8c18330781cf8dff60a883f96eed348290377a2dd84b02d8a408441378ca384555e6682583e1854d7560e3ba5f85a623196835fbfc8633eaf2c4faf9c1
SSDEEP

1536:o1KhxqwtdgI2MyzNORQtOflIwoHNV2XBFV72BOlA7ZszsbKY1xzp008B:aq7tdgI2MyzNORQtOflIwoHNV2XBFV7T

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
920	hurok.exe

Loads dropped DLL 1 IoCs

pid	Process
2000	NA_NA_3e4d229cfc507eexeexe_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
2000	NA_NA_3e4d229cfc507eexeexe_JC.exe
920	hurok.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2000 wrote to memory of 920	2000	NA_NA_3e4d229cfc507eexeexe_JC.exe	28
PID 2000 wrote to memory of 920	2000	NA_NA_3e4d229cfc507eexeexe_JC.exe	28
PID 2000 wrote to memory of 920	2000	NA_NA_3e4d229cfc507eexeexe_JC.exe	28
PID 2000 wrote to memory of 920	2000	NA_NA_3e4d229cfc507eexeexe_JC.exe	28

C:\Users\Admin\AppData\Local\Temp\NA_NA_3e4d229cfc507eexeexe_JC.exe
"C:\Users\Admin\AppData\Local\Temp\NA_NA_3e4d229cfc507eexeexe_JC.exe"
1⤵
- Loads dropped DLL
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2000
- 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:920

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
53KB

MD5
0162f4543d094f866a205e05bd434538

SHA1
0bbf9a5f6b986a925707e890d16303b8fb1c9b6b

SHA256
aa0322a488a1f77a1888666b507654c5ca210a1a5117fb09869e6923cf373a30

SHA512
91013bde00eeef06626ca8b4a6c8a45058da5671853b3c14d4a573337264a02e22cd077d5f18374307cb54cf3cefcd2062c4e305d0d9b1135aba30c17ee1cb11

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

Filesize
53KB

MD5
0162f4543d094f866a205e05bd434538

SHA1
0bbf9a5f6b986a925707e890d16303b8fb1c9b6b

SHA256
aa0322a488a1f77a1888666b507654c5ca210a1a5117fb09869e6923cf373a30

SHA512
91013bde00eeef06626ca8b4a6c8a45058da5671853b3c14d4a573337264a02e22cd077d5f18374307cb54cf3cefcd2062c4e305d0d9b1135aba30c17ee1cb11

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

Filesize
53KB

MD5
0162f4543d094f866a205e05bd434538

SHA1
0bbf9a5f6b986a925707e890d16303b8fb1c9b6b

SHA256
aa0322a488a1f77a1888666b507654c5ca210a1a5117fb09869e6923cf373a30

SHA512
91013bde00eeef06626ca8b4a6c8a45058da5671853b3c14d4a573337264a02e22cd077d5f18374307cb54cf3cefcd2062c4e305d0d9b1135aba30c17ee1cb11

Download Submit
memory/920-70-0x00000000002B0000-0x00000000002B6000-memory.dmp

Filesize
24KB

Download
memory/2000-54-0x0000000000230000-0x0000000000236000-memory.dmp

Filesize
24KB

Download
memory/2000-55-0x0000000000230000-0x0000000000236000-memory.dmp

Filesize
24KB

Download
memory/2000-56-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download