adf967410347076164af05ae7ab372b33a398c1ea45fbcb60c8af73a707f75d8

Analysis

max time kernel
93s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
18-11-2024 02:34

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General

Target

adf967410347076164af05ae7ab372b33a398c1ea45fbcb60c8af73a707f75d8N.exe
Size

155KB
MD5

91b007423dd441899daee35f6beb1d00
SHA1

e69066fc5f71efdace9ce2bfd14a6c7154141562
SHA256

adf967410347076164af05ae7ab372b33a398c1ea45fbcb60c8af73a707f75d8
SHA512

72a236248d283667b59063012ed7067d3733986907492ca8a12d1fda7a53b8bbc073640b22516a6f288afc723209bc6fcb6d5225488dad08f49d1d0b3de1f44f
SSDEEP

3072:Ntbqvi9nMKxQbZ5x66EfACsxfcYvQd2Oe3:Nt2vsx+AV4LfLOi

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-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation	adf967410347076164af05ae7ab372b33a398c1ea45fbcb60c8af73a707f75d8N.exe

Executes dropped EXE 1 IoCs

pid	Process
4256	biudfw.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 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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	adf967410347076164af05ae7ab372b33a398c1ea45fbcb60c8af73a707f75d8N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	biudfw.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3604 wrote to memory of 4256	3604	adf967410347076164af05ae7ab372b33a398c1ea45fbcb60c8af73a707f75d8N.exe	87
PID 3604 wrote to memory of 4256	3604	adf967410347076164af05ae7ab372b33a398c1ea45fbcb60c8af73a707f75d8N.exe	87
PID 3604 wrote to memory of 4256	3604	adf967410347076164af05ae7ab372b33a398c1ea45fbcb60c8af73a707f75d8N.exe	87
PID 3604 wrote to memory of 4748	3604	adf967410347076164af05ae7ab372b33a398c1ea45fbcb60c8af73a707f75d8N.exe	88
PID 3604 wrote to memory of 4748	3604	adf967410347076164af05ae7ab372b33a398c1ea45fbcb60c8af73a707f75d8N.exe	88
PID 3604 wrote to memory of 4748	3604	adf967410347076164af05ae7ab372b33a398c1ea45fbcb60c8af73a707f75d8N.exe	88

C:\Users\Admin\AppData\Local\Temp\adf967410347076164af05ae7ab372b33a398c1ea45fbcb60c8af73a707f75d8N.exe
"C:\Users\Admin\AppData\Local\Temp\adf967410347076164af05ae7ab372b33a398c1ea45fbcb60c8af73a707f75d8N.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3604
- 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:4256
- 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:4748

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\biudfw.exe

Filesize
155KB

MD5
dbb1e8b0dd3f25db2c1c88dc4c754bb3

SHA1
953503741c9e7d4dfa6a415a96cba2227ad430bd

SHA256
5fe546db161875c7c538fa3375691eb36f4d73cfab7ac322c1361549bc064372

SHA512
4f023685ef4c5e8a60d5c2570ee450ee7814ce2d5fe4dd2d0a9c2edde908cacc3724fac1e3c66c68a84eb733eb1be78cb232369d1b93a03454c7b0fc83c23c82

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

Filesize
512B

MD5
2930c042c9ee5e07f321f2134a0c7edc

SHA1
ee39f41eaf6ce3c8d917a89e65959414ae0088e6

SHA256
a328475bbb730da292b83ed6cabbdbfc0616f042296f0c6fa356c5368ffc1309

SHA512
2da91d5effc116d8c8661c2a99f1d9c2aaffda0f776551dc7ad1911fdb2765591e5b441b9a1fe0090bcda8ed24d180b563ed2c127676cf1de40001e4b15b5506

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

Filesize
340B

MD5
5798084c6fdc3b7a3d6abf27f48ad258

SHA1
02d81eb430c7000263e8cfc0b09ad7d38243951a

SHA256
bfdb2c46fc923c9517b7af5fe18d4607ea252e1390dd827827488e3cc5d3f0ca

SHA512
230f1d6474a6153c086319574a3ccec57cbd66c5d5de80ea19b6bab21aa65c99be00126653d0500ea8035688b601601d7059fab7b2124f426777fd3ca89c1466

Download Submit