ae32160e0e36afcdc144c05557d3df0e9255ccee0e99c294badbae99f42ba223

Analysis

max time kernel
142s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
31/12/2023, 19:32

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General

Target

3ade5537c1840f96bad09cb8b3e03013.exe
Size

204KB
MD5

3ade5537c1840f96bad09cb8b3e03013
SHA1

2fa173dd6a444b8f402a0026e3f2862c3372da11
SHA256

ae32160e0e36afcdc144c05557d3df0e9255ccee0e99c294badbae99f42ba223
SHA512

0058414b993813c50b07e176d640b4b3cf172b3c6789a8d0045a991070f3dd4eb441a8b4977f9f1d33a12822b37c304a26e9c1e4b8cdd5088bb54cfbfd312995
SSDEEP

3072:/cT9g8immW6Pozkk2eKs/CSr2nQ/E2S5ny+bF2u1I+ddDK7Hlq/e8ltkaZgxktEX:o68i3odBiTl2+TCU/LtkqxrK

Score

7^/10

persistence

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-1-5-21-3336304223-2978740688-3645194410-1000\Control Panel\International\Geo\Nation	cmd.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Microsoft I Service = "C:\\Windows\\winhash_up.exe /REGstart"	3ade5537c1840f96bad09cb8b3e03013.exe

Drops file in Windows directory 12 IoCs

description	ioc	Process
File created	C:\Windows\winhash_up.exe	3ade5537c1840f96bad09cb8b3e03013.exe
File created	C:\Windows\SHARE_TEMP\Icon2.ico	3ade5537c1840f96bad09cb8b3e03013.exe
File created	C:\Windows\SHARE_TEMP\Icon5.ico	3ade5537c1840f96bad09cb8b3e03013.exe
File created	C:\Windows\SHARE_TEMP\Icon12.ico	3ade5537c1840f96bad09cb8b3e03013.exe
File created	C:\Windows\bugMAKER.bat	3ade5537c1840f96bad09cb8b3e03013.exe
File created	C:\Windows\winhash_up.exez	3ade5537c1840f96bad09cb8b3e03013.exe
File opened for modification	C:\Windows\winhash_up.exez	3ade5537c1840f96bad09cb8b3e03013.exe
File created	C:\Windows\SHARE_TEMP\Icon3.ico	3ade5537c1840f96bad09cb8b3e03013.exe
File created	C:\Windows\SHARE_TEMP\Icon6.ico	3ade5537c1840f96bad09cb8b3e03013.exe
File created	C:\Windows\SHARE_TEMP\Icon7.ico	3ade5537c1840f96bad09cb8b3e03013.exe
File created	C:\Windows\SHARE_TEMP\Icon10.ico	3ade5537c1840f96bad09cb8b3e03013.exe
File created	C:\Windows\SHARE_TEMP\Icon14.ico	3ade5537c1840f96bad09cb8b3e03013.exe

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

System Information Discovery
T1082

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4288	cmd.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3516 wrote to memory of 4288	3516	3ade5537c1840f96bad09cb8b3e03013.exe	26
PID 3516 wrote to memory of 4288	3516	3ade5537c1840f96bad09cb8b3e03013.exe	26
PID 3516 wrote to memory of 4288	3516	3ade5537c1840f96bad09cb8b3e03013.exe	26

C:\Users\Admin\AppData\Local\Temp\3ade5537c1840f96bad09cb8b3e03013.exe
"C:\Users\Admin\AppData\Local\Temp\3ade5537c1840f96bad09cb8b3e03013.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:3516
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Windows\bugMAKER.bat
  2⤵
  - Checks computer location settings
  - Suspicious use of SetWindowsHookEx
  PID:4288

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\bugMAKER.bat

Filesize
76B

MD5
880ba02efc7de7b46f0f79a64b79af47

SHA1
9e5fac20fce9c4949b58fef9d9a64c695ddba2d1

SHA256
81437c4b64e17957877421baab1a0123ea83270ec8f8b0542b9517149f3a2e0c

SHA512
2c7c114a853d71a4c718637f12ab5f3788b3c7ae5cf1ed3513318b43f2de711d365605f0218835d68c20aca898441c9aa5db934b25633e5d2416ff3da5362c51

Download Submit
memory/3516-24-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads