33d0e5e173f8b94023257786775091c96b949eb106e41f728d7077e54bc7aed9

Analysis

max time kernel
118s
max time network
126s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
28-04-2024 17:58

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General

Target

_Redist/vcredist_2015-2019_x86.exe
Size

13.7MB
MD5

de34b1c517e0463602624bbc8294c08d
SHA1

5ce7923ffea712468c05e7ac376dd9c29ea9f6be
SHA256

ac96016f1511ae3eb5ec9de04551146fe351b7f97858dcd67163912e2302f5d6
SHA512

114bca1ecd17e419ad617a1a4341e607250bcb02626cdc0670eb60be734bbad1f3c84e38f077af9a32a6b1607b8ce6e4b3641c0faefaa779c0fec0d3ac022dac
SSDEEP

393216:/d/FlptVYmfr7yBG/4JU4TRjtjUMy4i6kgsY7i:/1PpttD7yBG/QHTJtYMyke9

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2908	vcredist_2015-2019_x86.exe

Loads dropped DLL 2 IoCs

pid	Process
2132	vcredist_2015-2019_x86.exe
2908	vcredist_2015-2019_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 2132 wrote to memory of 2908	2132	vcredist_2015-2019_x86.exe	28
PID 2132 wrote to memory of 2908	2132	vcredist_2015-2019_x86.exe	28
PID 2132 wrote to memory of 2908	2132	vcredist_2015-2019_x86.exe	28
PID 2132 wrote to memory of 2908	2132	vcredist_2015-2019_x86.exe	28
PID 2132 wrote to memory of 2908	2132	vcredist_2015-2019_x86.exe	28
PID 2132 wrote to memory of 2908	2132	vcredist_2015-2019_x86.exe	28
PID 2132 wrote to memory of 2908	2132	vcredist_2015-2019_x86.exe	28

C:\Users\Admin\AppData\Local\Temp\_Redist\vcredist_2015-2019_x86.exe
"C:\Users\Admin\AppData\Local\Temp\_Redist\vcredist_2015-2019_x86.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2132
- C:\Windows\Temp\{19F7579F-A7DA-4FB7-AA5B-6CBCC77F3B32}\.cr\vcredist_2015-2019_x86.exe
  "C:\Windows\Temp\{19F7579F-A7DA-4FB7-AA5B-6CBCC77F3B32}\.cr\vcredist_2015-2019_x86.exe" -burn.clean.room="C:\Users\Admin\AppData\Local\Temp\_Redist\vcredist_2015-2019_x86.exe" -burn.filehandle.attached=180 -burn.filehandle.self=188
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2908

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\{82419E4C-9805-4B30-AA6C-21EA6DA6007E}\.ba\logo.png

Filesize
1KB

MD5
d6bd210f227442b3362493d046cea233

SHA1
ff286ac8370fc655aea0ef35e9cf0bfcb6d698de

SHA256
335a256d4779ec5dcf283d007fb56fd8211bbcaf47dcd70fe60ded6a112744ef

SHA512
464aaab9e08de610ad34b97d4076e92dc04c2cdc6669f60bfc50f0f9ce5d71c31b8943bd84cee1a04fb9ab5bbed3442bd41d9cb21a0dd170ea97c463e1ce2b5b

Download Submit
\Windows\Temp\{19F7579F-A7DA-4FB7-AA5B-6CBCC77F3B32}\.cr\vcredist_2015-2019_x86.exe

Filesize
632KB

MD5
2f9d2b6ce54f9095695b53d1aa217c7b

SHA1
3f54934c240f1955301811d2c399728a3e6d1272

SHA256
0009d3f27837c3af3f6fff7973faf07afaa4b53119846f55b6f2a79f1759c757

SHA512
692857f960f26039c7b0af6329e65a71e8588ff71eaac6b956bd6e437994a8d5a470c7e75dd776e0772e473967b64d5ea0e1d8396546691316daf4d6b8ccc237

Download Submit
\Windows\Temp\{82419E4C-9805-4B30-AA6C-21EA6DA6007E}\.ba\wixstdba.dll

Filesize
191KB

MD5
eab9caf4277829abdf6223ec1efa0edd

SHA1
74862ecf349a9bedd32699f2a7a4e00b4727543d

SHA256
a4efbdb2ce55788ffe92a244cb775efd475526ef5b61ad78de2bcdfaddac7041

SHA512
45b15ade68e0a90ea7300aeb6dca9bc9e347a63dba5ce72a635957564d1bdf0b1584a5e34191916498850fc7b3b7ecfbcbfcb246b39dbf59d47f66bc825c6fd2

Download Submit