256259a6446c5ea1d384448c8d4da664531cda5f56dfc504ce3f466e64d8ac8f

Analysis

max time kernel
106s
max time network
120s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
25/09/2024, 23:16

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General

Target

256259a6446c5ea1d384448c8d4da664531cda5f56dfc504ce3f466e64d8ac8fN.exe
Size

46KB
MD5

8e8787a9f5f08f2313d0920f7154a0b0
SHA1

e767aca0b1f82bd3b468378f02ce38745dc4f4f3
SHA256

256259a6446c5ea1d384448c8d4da664531cda5f56dfc504ce3f466e64d8ac8f
SHA512

63f6ecfbbbbab1c49f42ee3571fef7bbd01a5dc55160a20885d458ffef5f7786ea157b79c5bd8cb61454647bb2606ede12a40a5cce116c8d1b2cd177b9475331
SSDEEP

768:V6LsoEEeegiZPvEhHSG+gDYQtOOtEvwDpj/MLam5aFr7YOzzfm0EXsJA:V6QFElP6n+gMQMOtEvwDpjyaYaFAh39

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-1-5-21-523280732-2327480845-3730041215-1000\Control Panel\International\Geo\Nation	256259a6446c5ea1d384448c8d4da664531cda5f56dfc504ce3f466e64d8ac8fN.exe

Executes dropped EXE 1 IoCs

pid	Process
1132	asih.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	256259a6446c5ea1d384448c8d4da664531cda5f56dfc504ce3f466e64d8ac8fN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	asih.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1784 wrote to memory of 1132	1784	256259a6446c5ea1d384448c8d4da664531cda5f56dfc504ce3f466e64d8ac8fN.exe	82
PID 1784 wrote to memory of 1132	1784	256259a6446c5ea1d384448c8d4da664531cda5f56dfc504ce3f466e64d8ac8fN.exe	82
PID 1784 wrote to memory of 1132	1784	256259a6446c5ea1d384448c8d4da664531cda5f56dfc504ce3f466e64d8ac8fN.exe	82

C:\Users\Admin\AppData\Local\Temp\256259a6446c5ea1d384448c8d4da664531cda5f56dfc504ce3f466e64d8ac8fN.exe
"C:\Users\Admin\AppData\Local\Temp\256259a6446c5ea1d384448c8d4da664531cda5f56dfc504ce3f466e64d8ac8fN.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1784
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1132

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

Replay Monitor

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Downloads

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

Filesize
46KB

MD5
1cafb018f345556c86109524fc84642f

SHA1
b908a4b3e8b9d0cf744edd50a830aa88e6b351ee

SHA256
2c6c840adc2e2c4de598780b4a6d24f078b3205f1b023a3b8a33e9f6c06f1fec

SHA512
490ccba1ba51422060a707a83a5748ccbb0a8eaf5c910ff7c65152f9d73cac2789df422a639acf5ec54e5afde719ce0cdfa724134f80f7113591c34343a93e73

Download Submit
memory/1132-18-0x0000000000750000-0x0000000000756000-memory.dmp

Filesize
24KB

Download
memory/1132-17-0x0000000000620000-0x0000000000626000-memory.dmp

Filesize
24KB

Download
memory/1784-0-0x0000000000590000-0x0000000000596000-memory.dmp

Filesize
24KB

Download
memory/1784-1-0x0000000000590000-0x0000000000596000-memory.dmp

Filesize
24KB

Download
memory/1784-2-0x00000000021A0000-0x00000000021A6000-memory.dmp

Filesize
24KB

Download