ec2efd6015522423139b6a9c79e2333ae90e2fdb18428861fe62c759576b7c16

Resubmissions

22/08/2024, 19:29

240822-x7k5dawgkk 7

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
22/08/2024, 19:29

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General

Target

setup.exe
Size

699KB
MD5

e2b01d420dfb680780c66a93fca49721
SHA1

fa604121a1bbae22ec14f4ebfadd6ca3a604f991
SHA256

ec2efd6015522423139b6a9c79e2333ae90e2fdb18428861fe62c759576b7c16
SHA512

b93212989d6a39570d7d82a7537d077b897c359876f8b2c40fee5c44f8a0f1f353ac0abc0a7b1ce91c3c5efc486a408f01f9e422ca7464ea60d322e74f2dc595
SSDEEP

12288:9kJP0dKY+GshK6UTJUI72dWyeMb01JQntLOCMaa8zle:9bdKJGnUINyemMv8zA

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1308	NetCoreCheck.exe

Loads dropped DLL 2 IoCs

pid	Process
1712	setup.exe
1712	setup.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 1 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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	setup.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1712 wrote to memory of 1308	1712	setup.exe	30
PID 1712 wrote to memory of 1308	1712	setup.exe	30
PID 1712 wrote to memory of 1308	1712	setup.exe	30
PID 1712 wrote to memory of 1308	1712	setup.exe	30

C:\Users\Admin\AppData\Local\Temp\setup.exe
"C:\Users\Admin\AppData\Local\Temp\setup.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1712
- C:\Users\Admin\AppData\Local\Temp\VSDB7DA.tmp\net6desktopruntime_x64\NetCoreCheck.exe
  "C:\Users\Admin\AppData\Local\Temp\VSDB7DA.tmp\net6desktopruntime_x64\NetCoreCheck.exe" Microsoft.WindowsDesktop.App 6.0.25
  2⤵
  - Executes dropped EXE
  PID:1308

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\CabD8F4.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

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C:\Users\Admin\AppData\Local\Temp\TarD907.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

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\Users\Admin\AppData\Local\Temp\VSDB7DA.tmp\net6desktopruntime_x64\NetCoreCheck.exe

Filesize
141KB

MD5
f0cb8c49b000d90dd2f181affbf2b4e0

SHA1
4e5477e508329be2d65666669e87e5cc941bd268

SHA256
3e1c1d8c5540e45099a501c4bc910222618fc21563644bc9add00ea541b013f9

SHA512
af8b064216dd13b5e45aff330da1292d06498e6f37b04c7583f7e0badd635acac9a5750d94e6565537f8899dc80b4184f0fa040210688d508764607cc5768586

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