bcf8f77be5659c455bbfac39948906f337dfbec9505c1798e6bbf01e1710aca8

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
09-07-2023 16:39

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General

Target

b65707c1ad59f5exeexeexeex.exe
Size

59KB
MD5

b65707c1ad59f543538697173b481381
SHA1

193d41b47840636c64b1228242329458352649b7
SHA256

bcf8f77be5659c455bbfac39948906f337dfbec9505c1798e6bbf01e1710aca8
SHA512

8fab5e2979b94397d4de7b81ac30aaa2ac69b1bfc42d7eb80f5830682ba0e17df331b5b7c872294ed269d36c14f2bc1f41801d48b845ea5e7ee04559d2b9456d
SSDEEP

1536:X6QFElP6n+gJQMOtEvwDpjBccD2RuoNmuBLY8Cte2:X6a+SOtEvwDpjBrOs

Score

7^/10

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-1-5-21-618519468-4027732583-1827558364-1000\Control Panel\International\Geo\Nation	b65707c1ad59f5exeexeexeex.exe

Executes dropped EXE 1 IoCs

pid	Process
656	asih.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4992 wrote to memory of 656	4992	b65707c1ad59f5exeexeexeex.exe	84
PID 4992 wrote to memory of 656	4992	b65707c1ad59f5exeexeexeex.exe	84
PID 4992 wrote to memory of 656	4992	b65707c1ad59f5exeexeexeex.exe	84

C:\Users\Admin\AppData\Local\Temp\b65707c1ad59f5exeexeexeex.exe
"C:\Users\Admin\AppData\Local\Temp\b65707c1ad59f5exeexeexeex.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4992
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  PID:656

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
59KB

MD5
a1b1515ff26eea1fe717284f88aff9fd

SHA1
df79dd498ed8724efb5efd718920a005f04dbdca

SHA256
248e1536827c9f4e2758ae34ed693e7df869e5bc482c1cea2099c2b7de092f48

SHA512
0391ba7c5180bc983edacf37fe31abe9e069ba1404cbac65c276a43d03f6472bc5196acdf3f2cb1df5e272533bde9fc3ca5e8333c58e0e4cbaa428c569ff39fe

Download Submit
C:\Users\Admin\AppData\Local\Temp\asih.exe

Filesize
59KB

MD5
a1b1515ff26eea1fe717284f88aff9fd

SHA1
df79dd498ed8724efb5efd718920a005f04dbdca

SHA256
248e1536827c9f4e2758ae34ed693e7df869e5bc482c1cea2099c2b7de092f48

SHA512
0391ba7c5180bc983edacf37fe31abe9e069ba1404cbac65c276a43d03f6472bc5196acdf3f2cb1df5e272533bde9fc3ca5e8333c58e0e4cbaa428c569ff39fe

Download Submit
C:\Users\Admin\AppData\Local\Temp\asih.exe

Filesize
59KB

MD5
a1b1515ff26eea1fe717284f88aff9fd

SHA1
df79dd498ed8724efb5efd718920a005f04dbdca

SHA256
248e1536827c9f4e2758ae34ed693e7df869e5bc482c1cea2099c2b7de092f48

SHA512
0391ba7c5180bc983edacf37fe31abe9e069ba1404cbac65c276a43d03f6472bc5196acdf3f2cb1df5e272533bde9fc3ca5e8333c58e0e4cbaa428c569ff39fe

Download Submit
memory/656-149-0x00000000005C0000-0x00000000005C6000-memory.dmp

Filesize
24KB

Download
memory/4992-133-0x00000000004C0000-0x00000000004C6000-memory.dmp

Filesize
24KB

Download
memory/4992-134-0x00000000004E0000-0x00000000004E6000-memory.dmp

Filesize
24KB

Download