b47d11939a10b932aa205a51f98a417e768390496556a5e8b71ee26e66eca1da

Analysis

max time kernel
429s
max time network
1160s
platform
windows11-21h2_x64
resource
win11-20240802-en
resource tags

arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
submitted
07-09-2024 06:53

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General

Target

vcredist2015_2017_2019_2022_x86.exe
Size

13.2MB
MD5

8457542fd4be74cb2c3a92b3386ae8e9
SHA1

198722b4f5fc62721910569d9d926dce22730c22
SHA256

a32dd41eaab0c5e1eaa78be3c0bb73b48593de8d97a7510b97de3fd993538600
SHA512

91a6283f774f9e2338b65aa835156854e9e76aed32f821b13cfd070dd6c87e1542ce2d5845beb5e4af1ddb102314bb6e0ad6214d896bb3e387590a01eae0c182
SSDEEP

393216:x3RwlptVYmfr7yBG/4uOzH01/Nc1eJ/RXZMPDyiX:xGpttD7yBG/jx1/N/tZUDJ

Score

4^/10

discovery

Malware Config

Signatures

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
Executes dropped EXE 1 IoCs

Processes:

vcredist2015_2017_2019_2022_x86.exe

pid process

2396 vcredist2015_2017_2019_2022_x86.exe
Loads dropped DLL 1 IoCs

Processes:

vcredist2015_2017_2019_2022_x86.exe

pid process

2396 vcredist2015_2017_2019_2022_x86.exe

pid	process
2396	vcredist2015_2017_2019_2022_x86.exe

pid	process
2396	vcredist2015_2017_2019_2022_x86.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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

Processes:

vcredist2015_2017_2019_2022_x86.exevcredist2015_2017_2019_2022_x86.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vcredist2015_2017_2019_2022_x86.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vcredist2015_2017_2019_2022_x86.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

vcredist2015_2017_2019_2022_x86.exe

description	pid	process	target process
PID 4980 wrote to memory of 2396	4980	vcredist2015_2017_2019_2022_x86.exe	vcredist2015_2017_2019_2022_x86.exe
PID 4980 wrote to memory of 2396	4980	vcredist2015_2017_2019_2022_x86.exe	vcredist2015_2017_2019_2022_x86.exe
PID 4980 wrote to memory of 2396	4980	vcredist2015_2017_2019_2022_x86.exe	vcredist2015_2017_2019_2022_x86.exe

C:\Users\Admin\AppData\Local\Temp\vcredist2015_2017_2019_2022_x86.exe
"C:\Users\Admin\AppData\Local\Temp\vcredist2015_2017_2019_2022_x86.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4980

C:\Windows\Temp\{7154CFB0-1DC8-402E-B3B3-90873CCCFCA1}\.cr\vcredist2015_2017_2019_2022_x86.exe
"C:\Windows\Temp\{7154CFB0-1DC8-402E-B3B3-90873CCCFCA1}\.cr\vcredist2015_2017_2019_2022_x86.exe" -burn.clean.room="C:\Users\Admin\AppData\Local\Temp\vcredist2015_2017_2019_2022_x86.exe" -burn.filehandle.attached=572 -burn.filehandle.self=684
2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:2396

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\Temp\{2FD3314A-2555-43D7-AC57-4E0ADAF71762}\.ba\logo.png

Filesize
1KB

MD5
d6bd210f227442b3362493d046cea233

SHA1
ff286ac8370fc655aea0ef35e9cf0bfcb6d698de

SHA256
335a256d4779ec5dcf283d007fb56fd8211bbcaf47dcd70fe60ded6a112744ef

SHA512
464aaab9e08de610ad34b97d4076e92dc04c2cdc6669f60bfc50f0f9ce5d71c31b8943bd84cee1a04fb9ab5bbed3442bd41d9cb21a0dd170ea97c463e1ce2b5b

Download Submit
C:\Windows\Temp\{2FD3314A-2555-43D7-AC57-4E0ADAF71762}\.ba\wixstdba.dll

Filesize
191KB

MD5
eab9caf4277829abdf6223ec1efa0edd

SHA1
74862ecf349a9bedd32699f2a7a4e00b4727543d

SHA256
a4efbdb2ce55788ffe92a244cb775efd475526ef5b61ad78de2bcdfaddac7041

SHA512
45b15ade68e0a90ea7300aeb6dca9bc9e347a63dba5ce72a635957564d1bdf0b1584a5e34191916498850fc7b3b7ecfbcbfcb246b39dbf59d47f66bc825c6fd2

Download Submit
C:\Windows\Temp\{7154CFB0-1DC8-402E-B3B3-90873CCCFCA1}\.cr\vcredist2015_2017_2019_2022_x86.exe

Filesize
634KB

MD5
337b547d2771fdad56de13ac94e6b528

SHA1
3aeecc5933e7d8977e7a3623e8e44d4c3d0b4286

SHA256
81873c2f6c8bc4acaad66423a1b4d90e70214e59710ea7f11c8aeb069acd4cd0

SHA512
0d0102fafb7f471a6836708d81952f2c90c2b126ad1b575f2e2e996540c99f7275ebd1f570cafcc945d26700debb1e86b19b090ae5cdec2326dd0a6a918b7a36

Download Submit