343a25e0cfa4535e6026eb633c649f0997e6a1628aa09a8cb19c2062805965fb

Analysis

max time kernel
94s
max time network
112s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
19/09/2024, 06:19

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General

Target

343a25e0cfa4535e6026eb633c649f0997e6a1628aa09a8cb19c2062805965fbN.exe
Size

74KB
MD5

502bc275898d6d0180cfa623a3fbb090
SHA1

99b2616fba999d9176495be12845840df6e80cd9
SHA256

343a25e0cfa4535e6026eb633c649f0997e6a1628aa09a8cb19c2062805965fb
SHA512

f50b58253f2822dacb3a46bd6f50d5b24bf1cba0bd12e39fdb8ed002244bed4e2a03b7cba92401efbf6be8719251589e629ac9ee556449443f87ea12728d2e9c
SSDEEP

768:dDwRAnRAGeiDTK4jDmJI5hwXfytKphH8p2R9WtIhcl:dsK1eiisDmi5FtKhcg9W0cl

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-1-5-21-945322488-2060912225-3527527000-1000\Control Panel\International\Geo\Nation	343a25e0cfa4535e6026eb633c649f0997e6a1628aa09a8cb19c2062805965fbN.exe

Executes dropped EXE 1 IoCs

pid	Process
1576	hummy.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	343a25e0cfa4535e6026eb633c649f0997e6a1628aa09a8cb19c2062805965fbN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	hummy.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1524 wrote to memory of 1576	1524	343a25e0cfa4535e6026eb633c649f0997e6a1628aa09a8cb19c2062805965fbN.exe	82
PID 1524 wrote to memory of 1576	1524	343a25e0cfa4535e6026eb633c649f0997e6a1628aa09a8cb19c2062805965fbN.exe	82
PID 1524 wrote to memory of 1576	1524	343a25e0cfa4535e6026eb633c649f0997e6a1628aa09a8cb19c2062805965fbN.exe	82

C:\Users\Admin\AppData\Local\Temp\343a25e0cfa4535e6026eb633c649f0997e6a1628aa09a8cb19c2062805965fbN.exe
"C:\Users\Admin\AppData\Local\Temp\343a25e0cfa4535e6026eb633c649f0997e6a1628aa09a8cb19c2062805965fbN.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1524
- C:\Users\Admin\AppData\Local\Temp\hummy.exe
  "C:\Users\Admin\AppData\Local\Temp\hummy.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1576

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\hummy.exe

Filesize
74KB

MD5
4cabfb2d3e740d513fee271893d3496e

SHA1
2cba7d3ddcf304b5d01b05bcc5ec222917d7f611

SHA256
8753961de85332d1999f4e1083909fbcdceb8e8930068006ae3ae4d8282c3b11

SHA512
93143b71b7a364cefde856be0d2278f4fb77022ca2cfd22669c45693c2de048cada88521b73ca156d5c68457199f80031b6af4d486b5c755a3a06adc9a31d161

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