11bf7c54256c89405c7afd1a73baff4d42afd0dfb7e8bb9279c910e12db7acdd

Analysis

max time kernel
119s
max time network
122s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
13-08-2024 22:24

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General

Target

vcredist2015_2017_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

Processes:

vcredist2015_2017_2019_x86.exe

pid process

2144 vcredist2015_2017_2019_x86.exe
Loads dropped DLL 2 IoCs

Processes:

vcredist2015_2017_2019_x86.exevcredist2015_2017_2019_x86.exe

pid process

2848 vcredist2015_2017_2019_x86.exe
2144 vcredist2015_2017_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

pid	process
2144	vcredist2015_2017_2019_x86.exe

pid	process
2848	vcredist2015_2017_2019_x86.exe
2144	vcredist2015_2017_2019_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_x86.exevcredist2015_2017_2019_x86.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vcredist2015_2017_2019_x86.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vcredist2015_2017_2019_x86.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

vcredist2015_2017_2019_x86.exe

description	pid	process	target process
PID 2848 wrote to memory of 2144	2848	vcredist2015_2017_2019_x86.exe	vcredist2015_2017_2019_x86.exe
PID 2848 wrote to memory of 2144	2848	vcredist2015_2017_2019_x86.exe	vcredist2015_2017_2019_x86.exe
PID 2848 wrote to memory of 2144	2848	vcredist2015_2017_2019_x86.exe	vcredist2015_2017_2019_x86.exe
PID 2848 wrote to memory of 2144	2848	vcredist2015_2017_2019_x86.exe	vcredist2015_2017_2019_x86.exe
PID 2848 wrote to memory of 2144	2848	vcredist2015_2017_2019_x86.exe	vcredist2015_2017_2019_x86.exe
PID 2848 wrote to memory of 2144	2848	vcredist2015_2017_2019_x86.exe	vcredist2015_2017_2019_x86.exe
PID 2848 wrote to memory of 2144	2848	vcredist2015_2017_2019_x86.exe	vcredist2015_2017_2019_x86.exe

C:\Users\Admin\AppData\Local\Temp\vcredist2015_2017_2019_x86.exe
"C:\Users\Admin\AppData\Local\Temp\vcredist2015_2017_2019_x86.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2848

C:\Windows\Temp\{4DEF1138-2394-40AA-B742-278E513D202E}\.cr\vcredist2015_2017_2019_x86.exe
"C:\Windows\Temp\{4DEF1138-2394-40AA-B742-278E513D202E}\.cr\vcredist2015_2017_2019_x86.exe" -burn.clean.room="C:\Users\Admin\AppData\Local\Temp\vcredist2015_2017_2019_x86.exe" -burn.filehandle.attached=180 -burn.filehandle.self=188
2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:2144

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\{EB8D1772-24E5-4E67-85C6-6AB3630323C7}\.ba\logo.png

Filesize
1KB

MD5
d6bd210f227442b3362493d046cea233

SHA1
ff286ac8370fc655aea0ef35e9cf0bfcb6d698de

SHA256
335a256d4779ec5dcf283d007fb56fd8211bbcaf47dcd70fe60ded6a112744ef

SHA512
464aaab9e08de610ad34b97d4076e92dc04c2cdc6669f60bfc50f0f9ce5d71c31b8943bd84cee1a04fb9ab5bbed3442bd41d9cb21a0dd170ea97c463e1ce2b5b

Download Submit
\Windows\Temp\{4DEF1138-2394-40AA-B742-278E513D202E}\.cr\vcredist2015_2017_2019_x86.exe

Filesize
632KB

MD5
2f9d2b6ce54f9095695b53d1aa217c7b

SHA1
3f54934c240f1955301811d2c399728a3e6d1272

SHA256
0009d3f27837c3af3f6fff7973faf07afaa4b53119846f55b6f2a79f1759c757

SHA512
692857f960f26039c7b0af6329e65a71e8588ff71eaac6b956bd6e437994a8d5a470c7e75dd776e0772e473967b64d5ea0e1d8396546691316daf4d6b8ccc237

Download Submit
\Windows\Temp\{EB8D1772-24E5-4E67-85C6-6AB3630323C7}\.ba\wixstdba.dll

Filesize
191KB

MD5
eab9caf4277829abdf6223ec1efa0edd

SHA1
74862ecf349a9bedd32699f2a7a4e00b4727543d

SHA256
a4efbdb2ce55788ffe92a244cb775efd475526ef5b61ad78de2bcdfaddac7041

SHA512
45b15ade68e0a90ea7300aeb6dca9bc9e347a63dba5ce72a635957564d1bdf0b1584a5e34191916498850fc7b3b7ecfbcbfcb246b39dbf59d47f66bc825c6fd2

Download Submit