6d1816a16faf2f4c08172633a3849a9d8688ae6519f87a8c8cbffd307cfdb90d

Analysis

max time kernel
121s
max time network
126s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
05-08-2024 12:14

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

Microsoft Visual C++/vcredist2015_x64.exe
Size

14.4MB
MD5

be433764fa9bbe0f2f9c654f6512c9e0
SHA1

b87c38d093872d7be7e191f01107b39c87888a5a
SHA256

40ea2955391c9eae3e35619c4c24b5aaf3d17aeaa6d09424ee9672aa9372aeed
SHA512

8a050ebd392654ce5981af3d0bf99107bfa576529bce8325a7ccc46f92917515744026a2d0ea49afb72bbc4e4278638a0677c6596ad96b7019e47c250e438191
SSDEEP

393216:0+lptVYmfr7yBG/4oyFN/YuuccKU9oxcS:0upttD7yBG/PcXU9g5

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

vcredist2015_x64.exe

pid process

2748 vcredist2015_x64.exe
Loads dropped DLL 2 IoCs

Processes:

vcredist2015_x64.exevcredist2015_x64.exe

pid process

2196 vcredist2015_x64.exe
2748 vcredist2015_x64.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

pid	process
2748	vcredist2015_x64.exe

pid	process
2196	vcredist2015_x64.exe
2748	vcredist2015_x64.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_x64.exevcredist2015_x64.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vcredist2015_x64.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vcredist2015_x64.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

vcredist2015_x64.exe

description	pid	process	target process
PID 2196 wrote to memory of 2748	2196	vcredist2015_x64.exe	vcredist2015_x64.exe
PID 2196 wrote to memory of 2748	2196	vcredist2015_x64.exe	vcredist2015_x64.exe
PID 2196 wrote to memory of 2748	2196	vcredist2015_x64.exe	vcredist2015_x64.exe
PID 2196 wrote to memory of 2748	2196	vcredist2015_x64.exe	vcredist2015_x64.exe
PID 2196 wrote to memory of 2748	2196	vcredist2015_x64.exe	vcredist2015_x64.exe
PID 2196 wrote to memory of 2748	2196	vcredist2015_x64.exe	vcredist2015_x64.exe
PID 2196 wrote to memory of 2748	2196	vcredist2015_x64.exe	vcredist2015_x64.exe

C:\Users\Admin\AppData\Local\Temp\Microsoft Visual C++\vcredist2015_x64.exe
"C:\Users\Admin\AppData\Local\Temp\Microsoft Visual C++\vcredist2015_x64.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2196

C:\Windows\Temp\{79705F2F-3338-42E7-8ECA-B50DDD8900DD}\.cr\vcredist2015_x64.exe
"C:\Windows\Temp\{79705F2F-3338-42E7-8ECA-B50DDD8900DD}\.cr\vcredist2015_x64.exe" -burn.clean.room="C:\Users\Admin\AppData\Local\Temp\Microsoft Visual C++\vcredist2015_x64.exe" -burn.filehandle.attached=180 -burn.filehandle.self=188
2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:2748

MITRE ATT&CK Matrix ATT&CK v13

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

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Windows\Temp\{A612C697-7BF8-45C2-8427-EF6573CE899F}\.ba\logo.png
Filesize
1KB

MD5
d6bd210f227442b3362493d046cea233

SHA1
ff286ac8370fc655aea0ef35e9cf0bfcb6d698de

SHA256
335a256d4779ec5dcf283d007fb56fd8211bbcaf47dcd70fe60ded6a112744ef

SHA512
464aaab9e08de610ad34b97d4076e92dc04c2cdc6669f60bfc50f0f9ce5d71c31b8943bd84cee1a04fb9ab5bbed3442bd41d9cb21a0dd170ea97c463e1ce2b5b

Download Submit
\Windows\Temp\{79705F2F-3338-42E7-8ECA-B50DDD8900DD}\.cr\vcredist2015_x64.exe
Filesize
632KB

MD5
94970fc3a8ed7b9de44f4117419ce829

SHA1
aa1292f049c4173e2ab60b59b62f267fd884d21a

SHA256
de1acbb1df68a39a5b966303ac1b609dde2688b28ebf3eba8d2adeeb3d90bf5e

SHA512
b17bd215b83bfa46512b73c3d9f430806ca3bea13bebde971e8edd972614e54a7ba3d6fc3439078cdfdaa7eeb1f3f9054bf03ed5c45b622b691b968d4ec0566f

Download Submit
\Windows\Temp\{A612C697-7BF8-45C2-8427-EF6573CE899F}\.ba\wixstdba.dll
Filesize
191KB

MD5
eab9caf4277829abdf6223ec1efa0edd

SHA1
74862ecf349a9bedd32699f2a7a4e00b4727543d

SHA256
a4efbdb2ce55788ffe92a244cb775efd475526ef5b61ad78de2bcdfaddac7041

SHA512
45b15ade68e0a90ea7300aeb6dca9bc9e347a63dba5ce72a635957564d1bdf0b1584a5e34191916498850fc7b3b7ecfbcbfcb246b39dbf59d47f66bc825c6fd2

Download Submit