86eb3bb81f62fd0a0fd455c6b92007831e6c33a803b4e8bf8001eb957faabdfa

Analysis

max time kernel
154s
max time network
136s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
11-10-2023 15:29

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General

Target

NEAS.00d5769a29d73ad9f9c6b14738692e30_JC.dll
Size

357KB
MD5

00d5769a29d73ad9f9c6b14738692e30
SHA1

a096b4b25e200d7d35755c2260deab21fc52ea4a
SHA256

86eb3bb81f62fd0a0fd455c6b92007831e6c33a803b4e8bf8001eb957faabdfa
SHA512

464558c3c8c0d1a5effdcc6e429aaae5dab7da8cf041105cc0268a3f9cbaba1bc0601a602a4a6b937dc32110139e341638d373d16aa18994511e97e0493ad8af
SSDEEP

6144:aXX/mGf1DmyZXVn9OZXs5tu1Zvhq+riGlnUNoqvhJUy8rIzH/lDFVlPsBQ:EX/mEDmyZXGwKdhlfVvqvFL/lDFVlP

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2576	DCC8.tmp

Loads dropped DLL 2 IoCs

pid	Process
2956	rundll32.exe
2956	rundll32.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\7-Zip\7zCon.sfx	DCC8.tmp
File opened for modification	C:\Program Files\7-Zip\7z.sfx	DCC8.tmp

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2088	2956	WerFault.exe	28

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2784 wrote to memory of 2956	2784	rundll32.exe	28
PID 2784 wrote to memory of 2956	2784	rundll32.exe	28
PID 2784 wrote to memory of 2956	2784	rundll32.exe	28
PID 2784 wrote to memory of 2956	2784	rundll32.exe	28
PID 2784 wrote to memory of 2956	2784	rundll32.exe	28
PID 2784 wrote to memory of 2956	2784	rundll32.exe	28
PID 2784 wrote to memory of 2956	2784	rundll32.exe	28
PID 2956 wrote to memory of 2088	2956	rundll32.exe	29
PID 2956 wrote to memory of 2088	2956	rundll32.exe	29
PID 2956 wrote to memory of 2088	2956	rundll32.exe	29
PID 2956 wrote to memory of 2088	2956	rundll32.exe	29
PID 2956 wrote to memory of 2576	2956	rundll32.exe	30
PID 2956 wrote to memory of 2576	2956	rundll32.exe	30
PID 2956 wrote to memory of 2576	2956	rundll32.exe	30
PID 2956 wrote to memory of 2576	2956	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\NEAS.00d5769a29d73ad9f9c6b14738692e30_JC.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2784
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\NEAS.00d5769a29d73ad9f9c6b14738692e30_JC.dll,#1
  2⤵
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:2956
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2956 -s 232
    3⤵
    - Program crash
    PID:2088
- - C:\Users\Admin\AppData\Local\Temp\DCC8.tmp
    C:\Users\Admin\AppData\Local\Temp\DCC8.tmp
    3⤵
    - Executes dropped EXE
    - Drops file in Program Files directory
    PID:2576

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\DCC8.tmp

Filesize
145KB

MD5
c610e7ccd6859872c585b2a85d7dc992

SHA1
362b3d4b72e3add687c209c79b500b7c6a246d46

SHA256
14063fc61dc71b9881d75e93a587c27a6daf8779ff5255a24a042beace541041

SHA512
8570aad2ae8b5dcba00fc5ebf3dc0ea117e96cc88a83febd820c5811bf617a6431c1367b3eb88332f43f80b30ebe2c298c22dcc44860a075f7b41bf350236666

Download Submit
C:\Users\Admin\AppData\Local\Temp\DCC8.tmp

Filesize
145KB

MD5
c610e7ccd6859872c585b2a85d7dc992

SHA1
362b3d4b72e3add687c209c79b500b7c6a246d46

SHA256
14063fc61dc71b9881d75e93a587c27a6daf8779ff5255a24a042beace541041

SHA512
8570aad2ae8b5dcba00fc5ebf3dc0ea117e96cc88a83febd820c5811bf617a6431c1367b3eb88332f43f80b30ebe2c298c22dcc44860a075f7b41bf350236666

Download Submit
C:\Users\Admin\AppData\Local\Temp\DCC8.tmp

Filesize
145KB

MD5
c610e7ccd6859872c585b2a85d7dc992

SHA1
362b3d4b72e3add687c209c79b500b7c6a246d46

SHA256
14063fc61dc71b9881d75e93a587c27a6daf8779ff5255a24a042beace541041

SHA512
8570aad2ae8b5dcba00fc5ebf3dc0ea117e96cc88a83febd820c5811bf617a6431c1367b3eb88332f43f80b30ebe2c298c22dcc44860a075f7b41bf350236666

Download Submit
\Users\Admin\AppData\Local\Temp\DCC8.tmp

Filesize
145KB

MD5
c610e7ccd6859872c585b2a85d7dc992

SHA1
362b3d4b72e3add687c209c79b500b7c6a246d46

SHA256
14063fc61dc71b9881d75e93a587c27a6daf8779ff5255a24a042beace541041

SHA512
8570aad2ae8b5dcba00fc5ebf3dc0ea117e96cc88a83febd820c5811bf617a6431c1367b3eb88332f43f80b30ebe2c298c22dcc44860a075f7b41bf350236666

Download Submit
\Users\Admin\AppData\Local\Temp\DCC8.tmp

Filesize
145KB

MD5
c610e7ccd6859872c585b2a85d7dc992

SHA1
362b3d4b72e3add687c209c79b500b7c6a246d46

SHA256
14063fc61dc71b9881d75e93a587c27a6daf8779ff5255a24a042beace541041

SHA512
8570aad2ae8b5dcba00fc5ebf3dc0ea117e96cc88a83febd820c5811bf617a6431c1367b3eb88332f43f80b30ebe2c298c22dcc44860a075f7b41bf350236666

Download Submit
memory/2956-0-0x0000000000120000-0x000000000015F000-memory.dmp

Filesize
252KB

Download
memory/2956-1-0x0000000000120000-0x000000000015F000-memory.dmp

Filesize
252KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads