ece8a18ca4213a95ef9b7d6f9bf18b81572c159cf2c7a836d70e2716cc7253da

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
02-03-2024 12:40

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General

Target

$PLUGINSDIR/vc_redist.x86.exe
Size

13.1MB
MD5

dd89ae7bc09cad5648524905d0f53214
SHA1

29e23dd7c19b03eb59304f9d1f8e7209c1167348
SHA256

cf92a10c62ffab83b4a2168f5f9a05e5588023890b5c0cc7ba89ed71da527b0f
SHA512

7174a4c0c90beef6c091f3b1065fd951c2ecf16aa6170af56c2b226f4d352f90e13afdb6bd3b61f81f0b1050482f21d3c3b61c0de379277459e4c966ec9e823e
SSDEEP

196608:oRjAHGflpQcIIS/Rj7BWl+aV8t8z72BxBwBgO42kGVfeiZUKcSqKLNeW5xg3lU5V:IAH4lptVYmfr7yBG/41L8ncSq68fUZFX

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2776	vc_redist.x86.exe

Loads dropped DLL 2 IoCs

pid	Process
2184	vc_redist.x86.exe
2776	vc_redist.x86.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2184 wrote to memory of 2776	2184	vc_redist.x86.exe	28
PID 2184 wrote to memory of 2776	2184	vc_redist.x86.exe	28
PID 2184 wrote to memory of 2776	2184	vc_redist.x86.exe	28
PID 2184 wrote to memory of 2776	2184	vc_redist.x86.exe	28
PID 2184 wrote to memory of 2776	2184	vc_redist.x86.exe	28
PID 2184 wrote to memory of 2776	2184	vc_redist.x86.exe	28
PID 2184 wrote to memory of 2776	2184	vc_redist.x86.exe	28

C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\vc_redist.x86.exe
"C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\vc_redist.x86.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2184
- C:\Windows\Temp\{85A48233-2FFF-48D1-A355-3029DF4967BB}\.cr\vc_redist.x86.exe
  "C:\Windows\Temp\{85A48233-2FFF-48D1-A355-3029DF4967BB}\.cr\vc_redist.x86.exe" -burn.clean.room="C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\vc_redist.x86.exe" -burn.filehandle.attached=180 -burn.filehandle.self=188
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2776

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\Temp\{F6F357CE-A731-4343-A339-7E1B9C47C3E4}\.ba\logo.png

Filesize
1KB

MD5
d6bd210f227442b3362493d046cea233

SHA1
ff286ac8370fc655aea0ef35e9cf0bfcb6d698de

SHA256
335a256d4779ec5dcf283d007fb56fd8211bbcaf47dcd70fe60ded6a112744ef

SHA512
464aaab9e08de610ad34b97d4076e92dc04c2cdc6669f60bfc50f0f9ce5d71c31b8943bd84cee1a04fb9ab5bbed3442bd41d9cb21a0dd170ea97c463e1ce2b5b

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\Windows\Temp\{85A48233-2FFF-48D1-A355-3029DF4967BB}\.cr\vc_redist.x86.exe

Filesize
634KB

MD5
254bcff0bd40d24a331f2db7ad3fc266

SHA1
7c614fefa4e8ee974cea424ada2f1c3a669df6f4

SHA256
f5da3508f7201513aff013a1f1aa5164fcc248956efba739419592d94354b3cb

SHA512
367257e77baa450fc9b9243ea33b9b4e78d0b6333ad1b6ea2aafdfc7a66efb4d845725456a992903494d6493c77606b673fa798de60a259ecaedf79a7eef6063

Download Submit
\Windows\Temp\{F6F357CE-A731-4343-A339-7E1B9C47C3E4}\.ba\wixstdba.dll

Filesize
191KB

MD5
eab9caf4277829abdf6223ec1efa0edd

SHA1
74862ecf349a9bedd32699f2a7a4e00b4727543d

SHA256
a4efbdb2ce55788ffe92a244cb775efd475526ef5b61ad78de2bcdfaddac7041

SHA512
45b15ade68e0a90ea7300aeb6dca9bc9e347a63dba5ce72a635957564d1bdf0b1584a5e34191916498850fc7b3b7ecfbcbfcb246b39dbf59d47f66bc825c6fd2

Download Submit