f403e5db7055c16c5608a7c5c5e8d72541f88a83720b84f6ee2a8ed7212f75a8

Analysis

max time kernel
148s
max time network
150s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
11-11-2024 06:29

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General

Target

7zS850A099E/61e74fd8ef830_Tue23593425095.exe
Size

1.6MB
MD5

c4e681d218d1c9c4efe701b4c7554eb5
SHA1

c3b43d0fbc5ad442067546b9d40c16810bb379da
SHA256

825a970bd11d349ba089e70419036c01ebb8cfd06e4abbec6bf58e9c7566a5e6
SHA512

b8d4ee6093835b0ec398f8884097db0bf1026e581743151241fb1489b061ba463dacf35b9af17f49ddc9d22769e9ebd763d9bfdb7e4d99e47a4e256c493ba3b5
SSDEEP

24576:ChvJVJdMs08u8gBtA9HantTyG8bm9Qwg4+wYv4KFkLgQESs1xCm/8tV1vW3x0Qq:S3d0VgBatTFLQwcwWzaLe1n8tzW3u

Score

8^/10

discovery

Malware Config

Signatures

Blocklisted process makes network request 2 IoCs

flow	pid	Process
4	3028	rundll32.exe
5	3028	rundll32.exe

Loads dropped DLL 6 IoCs

pid	Process
2188	rundll32.exe
2188	rundll32.exe
2188	rundll32.exe
3028	rundll32.exe
3028	rundll32.exe
3028	rundll32.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 4 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	61e74fd8ef830_Tue23593425095.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	control.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 2 IoCs

pid	Process
2188	rundll32.exe
3028	rundll32.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 1304 wrote to memory of 2176	1304	61e74fd8ef830_Tue23593425095.exe	30
PID 1304 wrote to memory of 2176	1304	61e74fd8ef830_Tue23593425095.exe	30
PID 1304 wrote to memory of 2176	1304	61e74fd8ef830_Tue23593425095.exe	30
PID 1304 wrote to memory of 2176	1304	61e74fd8ef830_Tue23593425095.exe	30
PID 2176 wrote to memory of 2188	2176	control.exe	31
PID 2176 wrote to memory of 2188	2176	control.exe	31
PID 2176 wrote to memory of 2188	2176	control.exe	31
PID 2176 wrote to memory of 2188	2176	control.exe	31
PID 2176 wrote to memory of 2188	2176	control.exe	31
PID 2176 wrote to memory of 2188	2176	control.exe	31
PID 2176 wrote to memory of 2188	2176	control.exe	31
PID 2188 wrote to memory of 2716	2188	rundll32.exe	33
PID 2188 wrote to memory of 2716	2188	rundll32.exe	33
PID 2188 wrote to memory of 2716	2188	rundll32.exe	33
PID 2188 wrote to memory of 2716	2188	rundll32.exe	33
PID 2716 wrote to memory of 3028	2716	RunDll32.exe	34
PID 2716 wrote to memory of 3028	2716	RunDll32.exe	34
PID 2716 wrote to memory of 3028	2716	RunDll32.exe	34
PID 2716 wrote to memory of 3028	2716	RunDll32.exe	34
PID 2716 wrote to memory of 3028	2716	RunDll32.exe	34
PID 2716 wrote to memory of 3028	2716	RunDll32.exe	34
PID 2716 wrote to memory of 3028	2716	RunDll32.exe	34

C:\Users\Admin\AppData\Local\Temp\7zS850A099E\61e74fd8ef830_Tue23593425095.exe
"C:\Users\Admin\AppData\Local\Temp\7zS850A099E\61e74fd8ef830_Tue23593425095.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1304
- C:\Windows\SysWOW64\control.exe
  "C:\Windows\System32\control.exe" .\G1V6MSEY.nr
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2176
- - C:\Windows\SysWOW64\rundll32.exe
    "C:\Windows\system32\rundll32.exe" Shell32.dll,Control_RunDLL .\G1V6MSEY.nr
    3⤵
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of WriteProcessMemory
    PID:2188
  - - C:\Windows\system32\RunDll32.exe
      C:\Windows\system32\RunDll32.exe Shell32.dll,Control_RunDLL .\G1V6MSEY.nr
      4⤵
      Suspicious use of WriteProcessMemory
      PID:2716
    - - C:\Windows\SysWOW64\rundll32.exe
        
        "C:\Windows\SysWOW64\rundll32.exe" "C:\Windows\SysWOW64\shell32.dll",#44 .\G1V6MSEY.nr
        5⤵
        Blocklisted process makes network request
        Loads dropped DLL
        System Location Discovery: System Language Discovery
        Suspicious behavior: GetForegroundWindowSpam
        
        PID:3028

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

Replay Monitor

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Downloads

memory/2188-6-0x0000000002430000-0x0000000003430000-memory.dmp

Filesize
16.0MB

Download
memory/2188-7-0x0000000002430000-0x0000000003430000-memory.dmp

Filesize
16.0MB

Download
memory/2188-8-0x000000002D380000-0x000000002D431000-memory.dmp

Filesize
708KB

Download
memory/2188-9-0x0000000002080000-0x000000000211D000-memory.dmp

Filesize
628KB

Download
memory/2188-10-0x0000000002080000-0x000000000211D000-memory.dmp

Filesize
628KB

Download
memory/2188-12-0x0000000002080000-0x000000000211D000-memory.dmp

Filesize
628KB

Download
memory/2188-17-0x0000000002080000-0x000000000211D000-memory.dmp

Filesize
628KB

Download
memory/2188-19-0x000000002F240000-0x000000002F2D6000-memory.dmp

Filesize
600KB

Download
memory/2188-18-0x000000002D440000-0x000000002F232000-memory.dmp

Filesize
29.9MB

Download
memory/2188-20-0x000000002F2E0000-0x000000002F370000-memory.dmp

Filesize
576KB

Download
memory/3028-26-0x0000000002580000-0x0000000003580000-memory.dmp

Filesize
16.0MB

Download
memory/3028-28-0x0000000002580000-0x0000000003580000-memory.dmp

Filesize
16.0MB

Download
memory/3028-29-0x000000002D340000-0x000000002D3F1000-memory.dmp

Filesize
708KB

Download
memory/3028-31-0x0000000000360000-0x00000000003FD000-memory.dmp

Filesize
628KB

Download
memory/3028-33-0x0000000000360000-0x00000000003FD000-memory.dmp

Filesize
628KB

Download
memory/3028-42-0x0000000000360000-0x00000000003FD000-memory.dmp

Filesize
628KB

Download
memory/3028-43-0x000000002D400000-0x000000002F1F2000-memory.dmp

Filesize
29.9MB

Download
memory/3028-44-0x0000000000B70000-0x0000000000C06000-memory.dmp

Filesize
600KB

Download
memory/3028-45-0x000000002F200000-0x000000002F290000-memory.dmp

Filesize
576KB

Download
memory/3028-48-0x000000002F200000-0x000000002F290000-memory.dmp

Filesize
576KB

Download
memory/3028-49-0x0000000000050000-0x0000000000053000-memory.dmp

Filesize
12KB

Download
memory/3028-50-0x0000000000060000-0x0000000000065000-memory.dmp

Filesize
20KB

Download