e35a5165c00233736b6c52d99b857f6d2d6f81b27cbc85be4ceccce9aabb8f29

Analysis

max time kernel
150s
max time network
150s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
13/10/2024, 04:24

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General

Target

e35a5165c00233736b6c52d99b857f6d2d6f81b27cbc85be4ceccce9aabb8f29.exe
Size

62KB
MD5

bc1998a0c19ed1be1aa2c9225b5aeb6c
SHA1

b98f36de5e5a4cce09510bd507cf98f027f68ef0
SHA256

e35a5165c00233736b6c52d99b857f6d2d6f81b27cbc85be4ceccce9aabb8f29
SHA512

a3075eca48cf3d9847f9bfbb6c3b95d9898fee5edb866c6e8f52e4e8146d2d42c12687746b10cd41f07b95e9dabc7802e7052a3dfc888df283f46799422168a1
SSDEEP

1536:o1KhxqwtdgI2MyzNORQtOflIwoHNV2XBFV72BOlA7ZszsbKY1x/9lfL+gniDSg:aq7tdgI2MyzNORQtOflIwoHNV2XBFV7x

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2776	hurok.exe

Loads dropped DLL 1 IoCs

pid	Process
1728	e35a5165c00233736b6c52d99b857f6d2d6f81b27cbc85be4ceccce9aabb8f29.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e35a5165c00233736b6c52d99b857f6d2d6f81b27cbc85be4ceccce9aabb8f29.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	hurok.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
1728	e35a5165c00233736b6c52d99b857f6d2d6f81b27cbc85be4ceccce9aabb8f29.exe
2776	hurok.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1728 wrote to memory of 2776	1728	e35a5165c00233736b6c52d99b857f6d2d6f81b27cbc85be4ceccce9aabb8f29.exe	30
PID 1728 wrote to memory of 2776	1728	e35a5165c00233736b6c52d99b857f6d2d6f81b27cbc85be4ceccce9aabb8f29.exe	30
PID 1728 wrote to memory of 2776	1728	e35a5165c00233736b6c52d99b857f6d2d6f81b27cbc85be4ceccce9aabb8f29.exe	30
PID 1728 wrote to memory of 2776	1728	e35a5165c00233736b6c52d99b857f6d2d6f81b27cbc85be4ceccce9aabb8f29.exe	30

C:\Users\Admin\AppData\Local\Temp\e35a5165c00233736b6c52d99b857f6d2d6f81b27cbc85be4ceccce9aabb8f29.exe
"C:\Users\Admin\AppData\Local\Temp\e35a5165c00233736b6c52d99b857f6d2d6f81b27cbc85be4ceccce9aabb8f29.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1728
- C:\Users\Admin\AppData\Local\Temp\hurok.exe
  "C:\Users\Admin\AppData\Local\Temp\hurok.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:2776

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
62KB

MD5
c7b6fe79678e76cbb6b3621bbaea2cba

SHA1
411f83518d37f647dfca8c3873619af12caa6bf7

SHA256
b93e5a68716f092e46555b38d2a1652cf9669b6ea7877b8df79113565ec084ec

SHA512
280335c60799e1940c28c97135d4339ed63120660d9346195b9a97de5e999b2ee3025cbec65c71594df4a16c4fcc9696173fd0cafc0bbd606d1a680a1e7387e3

Download Submit
memory/1728-1-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/1728-8-0x00000000002B0000-0x00000000002B6000-memory.dmp

Filesize
24KB

Download
memory/1728-0-0x00000000002B0000-0x00000000002B6000-memory.dmp

Filesize
24KB

Download
memory/2776-23-0x0000000000230000-0x0000000000236000-memory.dmp

Filesize
24KB

Download