f66b72fe6793017a8e755f1a7713e758e004a1af40248c3c5c3eb8b4fdc15bb9

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
13-11-2024 04:17

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General

Target

f66b72fe6793017a8e755f1a7713e758e004a1af40248c3c5c3eb8b4fdc15bb9.exe
Size

2.2MB
MD5

545e7314a4885f17c1a9319f535fafb3
SHA1

05f1356f1475b59050694a74dcbcf0883c673525
SHA256

f66b72fe6793017a8e755f1a7713e758e004a1af40248c3c5c3eb8b4fdc15bb9
SHA512

e0368934ab996e92e2adc9a0a7fc293a582ff8eda78134cb3f3d23fcd784dd8da5c391889e7023132364231d1f34b947ecb7c3e760ea543ad76445ec95b0e137
SSDEEP

24576:0UzNkyrbtjbGixCOPKH2I1iIWILtfOIJ+HKodCHPC0cF3u7P1+eWQ8f/x52vHNZA:0UzeyQMS4DqodCnoe+iitjWwws

Score

7^/10

discovery

Malware Config

Signatures

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\f66b72fe6793017a8e755f1a7713e758e004a1af40248c3c5c3eb8b4fdc15bb9.exe	f66b72fe6793017a8e755f1a7713e758e004a1af40248c3c5c3eb8b4fdc15bb9.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\f66b72fe6793017a8e755f1a7713e758e004a1af40248c3c5c3eb8b4fdc15bb9.exe	f66b72fe6793017a8e755f1a7713e758e004a1af40248c3c5c3eb8b4fdc15bb9.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2760 set thread context of 4804	2760	f66b72fe6793017a8e755f1a7713e758e004a1af40248c3c5c3eb8b4fdc15bb9.exe	98

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Parameters.ini	f66b72fe6793017a8e755f1a7713e758e004a1af40248c3c5c3eb8b4fdc15bb9.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	f66b72fe6793017a8e755f1a7713e758e004a1af40248c3c5c3eb8b4fdc15bb9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f66b72fe6793017a8e755f1a7713e758e004a1af40248c3c5c3eb8b4fdc15bb9.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4804	f66b72fe6793017a8e755f1a7713e758e004a1af40248c3c5c3eb8b4fdc15bb9.exe
4804	f66b72fe6793017a8e755f1a7713e758e004a1af40248c3c5c3eb8b4fdc15bb9.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2760 wrote to memory of 3528	2760	f66b72fe6793017a8e755f1a7713e758e004a1af40248c3c5c3eb8b4fdc15bb9.exe	82
PID 2760 wrote to memory of 3528	2760	f66b72fe6793017a8e755f1a7713e758e004a1af40248c3c5c3eb8b4fdc15bb9.exe	82
PID 2760 wrote to memory of 4804	2760	f66b72fe6793017a8e755f1a7713e758e004a1af40248c3c5c3eb8b4fdc15bb9.exe	98
PID 2760 wrote to memory of 4804	2760	f66b72fe6793017a8e755f1a7713e758e004a1af40248c3c5c3eb8b4fdc15bb9.exe	98
PID 2760 wrote to memory of 4804	2760	f66b72fe6793017a8e755f1a7713e758e004a1af40248c3c5c3eb8b4fdc15bb9.exe	98
PID 2760 wrote to memory of 4804	2760	f66b72fe6793017a8e755f1a7713e758e004a1af40248c3c5c3eb8b4fdc15bb9.exe	98
PID 2760 wrote to memory of 4804	2760	f66b72fe6793017a8e755f1a7713e758e004a1af40248c3c5c3eb8b4fdc15bb9.exe	98

C:\Users\Admin\AppData\Local\Temp\f66b72fe6793017a8e755f1a7713e758e004a1af40248c3c5c3eb8b4fdc15bb9.exe
"C:\Users\Admin\AppData\Local\Temp\f66b72fe6793017a8e755f1a7713e758e004a1af40248c3c5c3eb8b4fdc15bb9.exe"
1⤵
- Drops startup file
- Suspicious use of SetThreadContext
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2760
- C:\Windows\splwow64.exe
  C:\Windows\splwow64.exe 12288
  2⤵
  PID:3528
- C:\Users\Admin\AppData\Local\Temp\f66b72fe6793017a8e755f1a7713e758e004a1af40248c3c5c3eb8b4fdc15bb9.exe
  "C:\Users\Admin\AppData\Local\Temp\f66b72fe6793017a8e755f1a7713e758e004a1af40248c3c5c3eb8b4fdc15bb9.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:4804

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc
1⤵
PID:1428

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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:\Windows\Parameters.ini

Filesize
74B

MD5
6687785d6a31cdf9a5f80acb3abc459b

SHA1
1ddda26cc18189770eaaa4a9e78cc4abe4fe39c9

SHA256
3b5ebe1c6d4d33c14e5f2ca735fc085759f47895ea90192999a22a035c7edc9b

SHA512
5fe9429d64ee6fe0d3698cabb39757729b48d525500afa5f073d69f14f791c8aa2bc7ce0467d48d66fc58d894983391022c59035fa67703fefd309ec4a5d9962

Download Submit
memory/2760-0-0x0000000002490000-0x0000000002491000-memory.dmp

Filesize
4KB

Download
memory/2760-17-0x0000000002490000-0x0000000002491000-memory.dmp

Filesize
4KB

Download
memory/2760-16-0x0000000000400000-0x00000000005D3000-memory.dmp

Filesize
1.8MB

Download
memory/2760-22-0x0000000000400000-0x00000000005D3000-memory.dmp

Filesize
1.8MB

Download
memory/4804-19-0x0000000000400000-0x000000000043E000-memory.dmp

Filesize
248KB

Download
memory/4804-20-0x0000000000400000-0x000000000043E000-memory.dmp

Filesize
248KB

Download
memory/4804-27-0x0000000000400000-0x000000000043E000-memory.dmp

Filesize
248KB

Download