b02fed112abb4b3528975f26708bc361c531e1df31fc39cdb1acdc04c2bbaead

Analysis

max time kernel
112s
max time network
122s
platform
windows10-2004_x64
resource
win10v2004-20240730-en
resource tags

arch:x64arch:x86image:win10v2004-20240730-enlocale:en-usos:windows10-2004-x64system
submitted
01/08/2024, 21:35

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General

Target

0674157bfbdc51d631ef469f2234e2b0N.exe
Size

56KB
MD5

0674157bfbdc51d631ef469f2234e2b0
SHA1

e6abb37e411e766202a33b0ff11215e1fa9313b4
SHA256

b02fed112abb4b3528975f26708bc361c531e1df31fc39cdb1acdc04c2bbaead
SHA512

df5ff2b26c22d14971fa67447fd2f70b5b34bd5722e8a9dfed0cbb418ba5ef5079f7e085cc4a3f476aacfe70da8c257eecd920368f66b7248380ada9845b28ee
SSDEEP

384:asjPGY2HXgrkEYYhQ98E8I1XAV/QcaYpATUgch1A9NB/erxlFIQ:aePG5H8XhKD8ISZQjkgs1lxlFd

Score

7^/10

discovery

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2077438316-259605770-1264560426-1000\Control Panel\International\Geo\Nation	0674157bfbdc51d631ef469f2234e2b0N.exe

Executes dropped EXE 1 IoCs

pid	Process
4256	winupdate.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 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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	0674157bfbdc51d631ef469f2234e2b0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winupdate.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2148 wrote to memory of 4256	2148	0674157bfbdc51d631ef469f2234e2b0N.exe	84
PID 2148 wrote to memory of 4256	2148	0674157bfbdc51d631ef469f2234e2b0N.exe	84
PID 2148 wrote to memory of 4256	2148	0674157bfbdc51d631ef469f2234e2b0N.exe	84

C:\Users\Admin\AppData\Local\Temp\0674157bfbdc51d631ef469f2234e2b0N.exe
"C:\Users\Admin\AppData\Local\Temp\0674157bfbdc51d631ef469f2234e2b0N.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2148
- C:\Users\Admin\AppData\Local\Temp\winupdate.exe
  "C:\Users\Admin\AppData\Local\Temp\winupdate.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4256

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\winupdate.exe

Filesize
56KB

MD5
116b4a3e0a6ca6d728a6973066f5ebbd

SHA1
0c0289198bc262d6cc7379a974e6887c854808a6

SHA256
0a305ed82edec8a7ecc16054d463371dc57eef2f57983df53c4016e838256c50

SHA512
079451082ab02727562f804fdee5c928c101b36f65ca0abc6823632b0328db1a076f7b1a55c3dccb0de82385bbd862e85b838d04bbe93d8189d890b6d2139b04

Download Submit
memory/2148-0-0x0000000000500000-0x0000000000512000-memory.dmp

Filesize
72KB

Download
memory/2148-1-0x0000000000501000-0x0000000000502000-memory.dmp

Filesize
4KB

Download
memory/2148-11-0x0000000000500000-0x0000000000512000-memory.dmp

Filesize
72KB

Download
memory/4256-10-0x0000000000500000-0x0000000000512000-memory.dmp

Filesize
72KB

Download
memory/4256-12-0x0000000000500000-0x0000000000512000-memory.dmp

Filesize
72KB

Download