1f3a3650639db4890a28283c7263d81e9b0aef48ebba7106acb76e76a2cf1b9b

Analysis

max time kernel
142s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
09-06-2023 20:41

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General

Target

1f3a3650639db4890a28283c7263d81e9b0aef48ebba7106acb76e76a2cf1b9b.exe
Size

1.8MB
MD5

4f439160f7c725e4d8cc4869f9e36041
SHA1

5e6a902fe8b8245faf7e49347bd04ae2f6826fd6
SHA256

1f3a3650639db4890a28283c7263d81e9b0aef48ebba7106acb76e76a2cf1b9b
SHA512

0ee9a6f580bfd1dc794259c2e8be74fe5fda785cc9600bc93b22344d42372273e7937fe99dc37efcdd007ad98c58d04a0d2391dafad45cae7abce13e68faed34
SSDEEP

49152:8FwiHeiOp3Kq1qwDJEeB+thrdsWPltnZIV7y0x4AbPbmcdJ:8FwfptfDqecth/l1sPx4AbPb77

Score

7^/10

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-1-5-21-1013461898-3711306144-4198452673-1000\Control Panel\International\Geo\Nation	1f3a3650639db4890a28283c7263d81e9b0aef48ebba7106acb76e76a2cf1b9b.exe

Executes dropped EXE 1 IoCs

pid	Process
1556	fzinst.exe

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

System Information Discovery
T1082

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1556	fzinst.exe
1556	fzinst.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4628 wrote to memory of 1556	4628	1f3a3650639db4890a28283c7263d81e9b0aef48ebba7106acb76e76a2cf1b9b.exe	86
PID 4628 wrote to memory of 1556	4628	1f3a3650639db4890a28283c7263d81e9b0aef48ebba7106acb76e76a2cf1b9b.exe	86
PID 4628 wrote to memory of 1556	4628	1f3a3650639db4890a28283c7263d81e9b0aef48ebba7106acb76e76a2cf1b9b.exe	86

C:\Users\Admin\AppData\Local\Temp\1f3a3650639db4890a28283c7263d81e9b0aef48ebba7106acb76e76a2cf1b9b.exe
"C:\Users\Admin\AppData\Local\Temp\1f3a3650639db4890a28283c7263d81e9b0aef48ebba7106acb76e76a2cf1b9b.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4628
- C:\Users\Admin\AppData\Local\Temp\管家婆行业云平台插件包\fzinst.exe
  "C:\Users\Admin\AppData\Local\Temp\管家婆行业云平台插件包\fzinst.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:1556

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\管家婆行业云平台插件包\fzinst.exe

Filesize
7.8MB

MD5
53b10eefddcbcdc03d748c0d8712fc05

SHA1
502a50a6833b7ee43941134519a14a7bfb91b620

SHA256
dbd951370f288b2bf02aae7d6863b5b3d3840daf43fd15d031daa7dcab746c22

SHA512
d118b456e95bfc1c3249e825c0a78c6d74005d97e9aa81ebaa0057f1fd4da74ce12b9b760027021c80c00d2accdac273faf17c518694aa3cf4bc99d515b8c510

Download Submit
C:\Users\Admin\AppData\Local\Temp\管家婆行业云平台插件包\fzinst.exe

Filesize
7.8MB

MD5
53b10eefddcbcdc03d748c0d8712fc05

SHA1
502a50a6833b7ee43941134519a14a7bfb91b620

SHA256
dbd951370f288b2bf02aae7d6863b5b3d3840daf43fd15d031daa7dcab746c22

SHA512
d118b456e95bfc1c3249e825c0a78c6d74005d97e9aa81ebaa0057f1fd4da74ce12b9b760027021c80c00d2accdac273faf17c518694aa3cf4bc99d515b8c510

Download Submit
C:\Users\Admin\AppData\Local\Temp\管家婆行业云平台插件包\fzinst.exe

Filesize
7.8MB

MD5
53b10eefddcbcdc03d748c0d8712fc05

SHA1
502a50a6833b7ee43941134519a14a7bfb91b620

SHA256
dbd951370f288b2bf02aae7d6863b5b3d3840daf43fd15d031daa7dcab746c22

SHA512
d118b456e95bfc1c3249e825c0a78c6d74005d97e9aa81ebaa0057f1fd4da74ce12b9b760027021c80c00d2accdac273faf17c518694aa3cf4bc99d515b8c510

Download Submit
memory/1556-147-0x0000000000F80000-0x0000000000F81000-memory.dmp

Filesize
4KB

Download
memory/1556-148-0x0000000000400000-0x0000000000BCC000-memory.dmp

Filesize
7.8MB

Download
memory/1556-149-0x0000000000F80000-0x0000000000F81000-memory.dmp

Filesize
4KB

Download