1e5acc63b4ddadc683b46e83ae8024b12183defa53d07b7ab9bc49f14ad44bb2

Analysis

max time kernel
15s
max time network
18s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
21/10/2023, 21:24

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General

Target

NEAS.80286a9cac957d5c4d5c89bdcc982f30.dll
Size

498KB
MD5

80286a9cac957d5c4d5c89bdcc982f30
SHA1

d3078d7c08028610cbb1ada8a7cd393d4aba0f00
SHA256

1e5acc63b4ddadc683b46e83ae8024b12183defa53d07b7ab9bc49f14ad44bb2
SHA512

776f0750c9d2dda1b3dbcdc620941d0b69145a5de547287af22b31a2819562f53179c627a764eb2aca8b071b6d59f537af71f8fdf5e3149a5846f109d4490e33
SSDEEP

12288:ekL/jMkYb1oqRGsH5Ufkz4l/7pEdmyo75VzJZ:ekDjMVJRGsHe8z4lVeM9

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1096	979E.tmp

Loads dropped DLL 2 IoCs

pid	Process
1720	rundll32.exe
1720	rundll32.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\7-Zip\7z.sfx	979E.tmp
File opened for modification	C:\Program Files\7-Zip\7zCon.sfx	979E.tmp

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1140	1720	WerFault.exe	28

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2544 wrote to memory of 1720	2544	rundll32.exe	28
PID 2544 wrote to memory of 1720	2544	rundll32.exe	28
PID 2544 wrote to memory of 1720	2544	rundll32.exe	28
PID 2544 wrote to memory of 1720	2544	rundll32.exe	28
PID 2544 wrote to memory of 1720	2544	rundll32.exe	28
PID 2544 wrote to memory of 1720	2544	rundll32.exe	28
PID 2544 wrote to memory of 1720	2544	rundll32.exe	28
PID 1720 wrote to memory of 1096	1720	rundll32.exe	29
PID 1720 wrote to memory of 1096	1720	rundll32.exe	29
PID 1720 wrote to memory of 1096	1720	rundll32.exe	29
PID 1720 wrote to memory of 1096	1720	rundll32.exe	29
PID 1720 wrote to memory of 1140	1720	rundll32.exe	30
PID 1720 wrote to memory of 1140	1720	rundll32.exe	30
PID 1720 wrote to memory of 1140	1720	rundll32.exe	30
PID 1720 wrote to memory of 1140	1720	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\NEAS.80286a9cac957d5c4d5c89bdcc982f30.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2544
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\NEAS.80286a9cac957d5c4d5c89bdcc982f30.dll,#1
  2⤵
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:1720
- - C:\Users\Admin\AppData\Local\Temp\979E.tmp
    C:\Users\Admin\AppData\Local\Temp\979E.tmp
    3⤵
    - Executes dropped EXE
    - Drops file in Program Files directory
    PID:1096
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1720 -s 228
    3⤵
    - Program crash
    PID:1140

Network

MITRE ATT&CK Matrix

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Downloads

C:\Users\Admin\AppData\Local\Temp\979E.tmp

Filesize
145KB

MD5
c610e7ccd6859872c585b2a85d7dc992

SHA1
362b3d4b72e3add687c209c79b500b7c6a246d46

SHA256
14063fc61dc71b9881d75e93a587c27a6daf8779ff5255a24a042beace541041

SHA512
8570aad2ae8b5dcba00fc5ebf3dc0ea117e96cc88a83febd820c5811bf617a6431c1367b3eb88332f43f80b30ebe2c298c22dcc44860a075f7b41bf350236666

Download Submit
C:\Users\Admin\AppData\Local\Temp\979E.tmp

Filesize
145KB

MD5
c610e7ccd6859872c585b2a85d7dc992

SHA1
362b3d4b72e3add687c209c79b500b7c6a246d46

SHA256
14063fc61dc71b9881d75e93a587c27a6daf8779ff5255a24a042beace541041

SHA512
8570aad2ae8b5dcba00fc5ebf3dc0ea117e96cc88a83febd820c5811bf617a6431c1367b3eb88332f43f80b30ebe2c298c22dcc44860a075f7b41bf350236666

Download Submit
C:\Users\Admin\AppData\Local\Temp\979E.tmp

Filesize
145KB

MD5
c610e7ccd6859872c585b2a85d7dc992

SHA1
362b3d4b72e3add687c209c79b500b7c6a246d46

SHA256
14063fc61dc71b9881d75e93a587c27a6daf8779ff5255a24a042beace541041

SHA512
8570aad2ae8b5dcba00fc5ebf3dc0ea117e96cc88a83febd820c5811bf617a6431c1367b3eb88332f43f80b30ebe2c298c22dcc44860a075f7b41bf350236666

Download Submit
\Users\Admin\AppData\Local\Temp\979E.tmp

Filesize
145KB

MD5
c610e7ccd6859872c585b2a85d7dc992

SHA1
362b3d4b72e3add687c209c79b500b7c6a246d46

SHA256
14063fc61dc71b9881d75e93a587c27a6daf8779ff5255a24a042beace541041

SHA512
8570aad2ae8b5dcba00fc5ebf3dc0ea117e96cc88a83febd820c5811bf617a6431c1367b3eb88332f43f80b30ebe2c298c22dcc44860a075f7b41bf350236666

Download Submit
\Users\Admin\AppData\Local\Temp\979E.tmp

Filesize
145KB

MD5
c610e7ccd6859872c585b2a85d7dc992

SHA1
362b3d4b72e3add687c209c79b500b7c6a246d46

SHA256
14063fc61dc71b9881d75e93a587c27a6daf8779ff5255a24a042beace541041

SHA512
8570aad2ae8b5dcba00fc5ebf3dc0ea117e96cc88a83febd820c5811bf617a6431c1367b3eb88332f43f80b30ebe2c298c22dcc44860a075f7b41bf350236666

Download Submit
memory/1720-0-0x00000000002D0000-0x0000000000314000-memory.dmp

Filesize
272KB

Download
memory/1720-1-0x00000000002D0000-0x0000000000314000-memory.dmp

Filesize
272KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads