8211656a6a184b80dc03848ed1edc4bd31ade58f8cdf6f2f607073ebea9ee091

Analysis

max time kernel
90s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
03/09/2024, 01:33

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General

Target

ecd469a9a3f579b3909181999360995dc5b5b34f67d942aee6dfcef411f3d5cb.exe
Size

196KB
MD5

bc43920b652544c7c3001348e8c74cff
SHA1

048aaa0cf192f481584703d7fa10b099492bdfc0
SHA256

ecd469a9a3f579b3909181999360995dc5b5b34f67d942aee6dfcef411f3d5cb
SHA512

168f4ce9064d01fdcb7ee07f4b47bd22542ae163cc4783271cf03bfc2d2ce9d9a5ad0e74db324b5c8e1123fd9478b4d10bc3038b0d3af930c973bb51999d717a
SSDEEP

3072:/cT9g8immW6Pozkk2eKs/CSr2nQ/E2S5ny+bF2u1I+ddDK7Hlq/B8+:o68i3odBiTl2+TCU/F

Score

7^/10

discovery 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-1-5-21-2718105630-359604950-2820636825-1000\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"	ecd469a9a3f579b3909181999360995dc5b5b34f67d942aee6dfcef411f3d5cb.exe

Drops file in Windows directory 12 IoCs

description	ioc	Process
File created	C:\Windows\SHARE_TEMP\Icon7.ico	ecd469a9a3f579b3909181999360995dc5b5b34f67d942aee6dfcef411f3d5cb.exe
File created	C:\Windows\SHARE_TEMP\Icon10.ico	ecd469a9a3f579b3909181999360995dc5b5b34f67d942aee6dfcef411f3d5cb.exe
File created	C:\Windows\SHARE_TEMP\Icon14.ico	ecd469a9a3f579b3909181999360995dc5b5b34f67d942aee6dfcef411f3d5cb.exe
File created	C:\Windows\bugMAKER.bat	ecd469a9a3f579b3909181999360995dc5b5b34f67d942aee6dfcef411f3d5cb.exe
File opened for modification	C:\Windows\winhash_up.exez	ecd469a9a3f579b3909181999360995dc5b5b34f67d942aee6dfcef411f3d5cb.exe
File created	C:\Windows\winhash_up.exe	ecd469a9a3f579b3909181999360995dc5b5b34f67d942aee6dfcef411f3d5cb.exe
File created	C:\Windows\SHARE_TEMP\Icon5.ico	ecd469a9a3f579b3909181999360995dc5b5b34f67d942aee6dfcef411f3d5cb.exe
File created	C:\Windows\SHARE_TEMP\Icon6.ico	ecd469a9a3f579b3909181999360995dc5b5b34f67d942aee6dfcef411f3d5cb.exe
File created	C:\Windows\SHARE_TEMP\Icon12.ico	ecd469a9a3f579b3909181999360995dc5b5b34f67d942aee6dfcef411f3d5cb.exe
File created	C:\Windows\winhash_up.exez	ecd469a9a3f579b3909181999360995dc5b5b34f67d942aee6dfcef411f3d5cb.exe
File created	C:\Windows\SHARE_TEMP\Icon2.ico	ecd469a9a3f579b3909181999360995dc5b5b34f67d942aee6dfcef411f3d5cb.exe
File created	C:\Windows\SHARE_TEMP\Icon3.ico	ecd469a9a3f579b3909181999360995dc5b5b34f67d942aee6dfcef411f3d5cb.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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ecd469a9a3f579b3909181999360995dc5b5b34f67d942aee6dfcef411f3d5cb.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2796	cmd.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2868 wrote to memory of 2796	2868	ecd469a9a3f579b3909181999360995dc5b5b34f67d942aee6dfcef411f3d5cb.exe	85
PID 2868 wrote to memory of 2796	2868	ecd469a9a3f579b3909181999360995dc5b5b34f67d942aee6dfcef411f3d5cb.exe	85
PID 2868 wrote to memory of 2796	2868	ecd469a9a3f579b3909181999360995dc5b5b34f67d942aee6dfcef411f3d5cb.exe	85

C:\Users\Admin\AppData\Local\Temp\ecd469a9a3f579b3909181999360995dc5b5b34f67d942aee6dfcef411f3d5cb.exe
"C:\Users\Admin\AppData\Local\Temp\ecd469a9a3f579b3909181999360995dc5b5b34f67d942aee6dfcef411f3d5cb.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2868
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Windows\bugMAKER.bat
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:2796

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\bugMAKER.bat

Filesize
108B

MD5
3bb46d2fd8fe58530b35d2bdf7c689b2

SHA1
d183fb0be8c85409e2945cf46aa4e9c0ff0875b1

SHA256
d682bfdc81c29d674006df783106a115a0b286fc1e4acf9e51e0b60c9d72343d

SHA512
51620cb0b4382307d44718eacf165f91d180c9732dec685e7cc9cfb3d77521a2dda2c7dc7a4bd1438ae429462d632d8ebb6dfe7618f5a2787d6fb990d3e1ffb4

Download Submit
memory/2868-24-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads