e9e360ca2074f2088b268a84e38ce13b667ca4644994a6a79ef0aeb9dd4fdf46

Analysis

max time kernel
93s
max time network
100s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
17-11-2024 20:55

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

e9e360ca2074f2088b268a84e38ce13b667ca4644994a6a79ef0aeb9dd4fdf46.exe
Size

155KB
MD5

90c0275890ec347277440d6cae5d71d8
SHA1

09c1867f5f59af08c422340077b13309b7eebbdf
SHA256

e9e360ca2074f2088b268a84e38ce13b667ca4644994a6a79ef0aeb9dd4fdf46
SHA512

468262091c2abdb701b46d0677e49ad1bc86567d81d86b2fb173e337c0a4b391b4b5e35962db3e15adff33f466c1735d97572494a7cdc4ef6f23ee62fbf5ec7b
SSDEEP

3072:Ntbqvi9nMKxQbZ5x66EfACsxfcYvQd2Oe1:Nt2vsx+AV4LfLO2

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

Processes:

e9e360ca2074f2088b268a84e38ce13b667ca4644994a6a79ef0aeb9dd4fdf46.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	e9e360ca2074f2088b268a84e38ce13b667ca4644994a6a79ef0aeb9dd4fdf46.exe

Executes dropped EXE 1 IoCs

Processes:

biudfw.exe

pid process

4328 biudfw.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

pid	process
4328	biudfw.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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

Processes:

cmd.exee9e360ca2074f2088b268a84e38ce13b667ca4644994a6a79ef0aeb9dd4fdf46.exebiudfw.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e9e360ca2074f2088b268a84e38ce13b667ca4644994a6a79ef0aeb9dd4fdf46.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	biudfw.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

e9e360ca2074f2088b268a84e38ce13b667ca4644994a6a79ef0aeb9dd4fdf46.exe

description	pid	process	target process
PID 2624 wrote to memory of 4328	2624	e9e360ca2074f2088b268a84e38ce13b667ca4644994a6a79ef0aeb9dd4fdf46.exe	biudfw.exe
PID 2624 wrote to memory of 4328	2624	e9e360ca2074f2088b268a84e38ce13b667ca4644994a6a79ef0aeb9dd4fdf46.exe	biudfw.exe
PID 2624 wrote to memory of 4328	2624	e9e360ca2074f2088b268a84e38ce13b667ca4644994a6a79ef0aeb9dd4fdf46.exe	biudfw.exe
PID 2624 wrote to memory of 2820	2624	e9e360ca2074f2088b268a84e38ce13b667ca4644994a6a79ef0aeb9dd4fdf46.exe	cmd.exe
PID 2624 wrote to memory of 2820	2624	e9e360ca2074f2088b268a84e38ce13b667ca4644994a6a79ef0aeb9dd4fdf46.exe	cmd.exe
PID 2624 wrote to memory of 2820	2624	e9e360ca2074f2088b268a84e38ce13b667ca4644994a6a79ef0aeb9dd4fdf46.exe	cmd.exe

C:\Users\Admin\AppData\Local\Temp\e9e360ca2074f2088b268a84e38ce13b667ca4644994a6a79ef0aeb9dd4fdf46.exe
"C:\Users\Admin\AppData\Local\Temp\e9e360ca2074f2088b268a84e38ce13b667ca4644994a6a79ef0aeb9dd4fdf46.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2624
- C:\Users\Admin\AppData\Local\Temp\biudfw.exe
  "C:\Users\Admin\AppData\Local\Temp\biudfw.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4328
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\sanfdr.bat" "
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2820

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

Loading Replay Monitor...

Downloads

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

Filesize
155KB

MD5
ab0692fe3b38d05d786d7db35ce3df5d

SHA1
a254a63c2fc9257398fd59f823dc3be4a08be640

SHA256
52b0af10fab701335de5edc263bc63f5313e821bab1c966654a23df20f38b0a4

SHA512
44cde7de58a82d32b592da0553ccfc726539170a34917c8ac2a7ba61c251601e9a871c06ab49c4882b75c0f0ea50af2e5326e2c59fb2d8ed40cd94142cdcd350

Download Submit
C:\Users\Admin\AppData\Local\Temp\golfinfo.ini

Filesize
512B

MD5
2930c042c9ee5e07f321f2134a0c7edc

SHA1
ee39f41eaf6ce3c8d917a89e65959414ae0088e6

SHA256
a328475bbb730da292b83ed6cabbdbfc0616f042296f0c6fa356c5368ffc1309

SHA512
2da91d5effc116d8c8661c2a99f1d9c2aaffda0f776551dc7ad1911fdb2765591e5b441b9a1fe0090bcda8ed24d180b563ed2c127676cf1de40001e4b15b5506

Download Submit
C:\Users\Admin\AppData\Local\Temp\sanfdr.bat

Filesize
338B

MD5
f130cb4419efac1619e9c7cbc0841655

SHA1
d326671768229a27e1f3ef959fe02547968f0adf

SHA256
8cd3d3ec2f04e71a5d4c756403be6929df827f5ae3bbaf6f1a8a366443b7f220

SHA512
6ff2c2a1dd9a47d0b9f35125139e4168c86f9c12362780bc78f3f019751c947a9bdc341aad65f8b694bba90eb72108d6cc64465097dd731eae531ab3881ceee4

Download Submit