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Analysis

max time kernel
890s
max time network
845s
platform
windows11-21h2_x64
resource
win11-20241023-en
resource tags

arch:x64arch:x86image:win11-20241023-enlocale:en-usos:windows11-21h2-x64system
submitted
16-01-2025 12:50

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General

Target

Malware-1-master/Amadey.exe
Size

49KB
MD5

871294e398217876017702c96d0e7854
SHA1

35a22da1522bf86659576ed59235f8ed7029e79b
SHA256

7fd898dde3a7ed047657e3dc81c3de50ed381857edc53744664332fd98476c54
SHA512

047237e3a615839918fe32662524f2de5455734a01cbb2f66017c636f3d08207b3aead79cdff9a94729550ad7eddc2b5950d5e774fb25fba2d0d69e048ca7fe5
SSDEEP

768:AN4a7os+Bd1CiSJfBFdiGOsSyS5/hhurlzdx:3a2xC5+YSyE/hgpzH

Score

7^/10

defense_evasion discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2044	gdsun.exe

Subvert Trust Controls: Mark-of-the-Web Bypass 1 TTPs 1 IoCs

When files are downloaded from the Internet, they are tagged with a hidden NTFS Alternate Data Stream (ADS) named Zone.Identifier with a specific value known as the MOTW.

defense_evasion

SIP and Trust Provider Hijacking

T1553.003

description	ioc	Process
File created	\??\c:\programdata\1be588a5b7\gdsun.exe:Zone.Identifier	Amadey.exe

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	gdsun.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	REG.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Amadey.exe

NTFS ADS 1 IoCs

description	ioc	Process
File created	\??\c:\programdata\1be588a5b7\gdsun.exe:Zone.Identifier	Amadey.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4808 wrote to memory of 2044	4808	Amadey.exe	77
PID 4808 wrote to memory of 2044	4808	Amadey.exe	77
PID 4808 wrote to memory of 2044	4808	Amadey.exe	77
PID 2044 wrote to memory of 4448	2044	gdsun.exe	78
PID 2044 wrote to memory of 4448	2044	gdsun.exe	78
PID 2044 wrote to memory of 4448	2044	gdsun.exe	78

C:\Users\Admin\AppData\Local\Temp\Malware-1-master\Amadey.exe
"C:\Users\Admin\AppData\Local\Temp\Malware-1-master\Amadey.exe"
1⤵
- Subvert Trust Controls: Mark-of-the-Web Bypass
- System Location Discovery: System Language Discovery
- NTFS ADS
- Suspicious use of WriteProcessMemory
PID:4808
- \??\c:\programdata\1be588a5b7\gdsun.exe
  c:\programdata\1be588a5b7\gdsun.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2044
- - C:\Windows\SysWOW64\REG.exe
    REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\User Shell Folders" /f /v Startup /t REG_SZ /d C:\ProgramData\1be588a5b7
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4448

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Subvert Trust Controls

T1553

SIP and Trust Provider Hijacking

T1553.003

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\1be588a5b7\gdsun.exe

Filesize
49KB

MD5
871294e398217876017702c96d0e7854

SHA1
35a22da1522bf86659576ed59235f8ed7029e79b

SHA256
7fd898dde3a7ed047657e3dc81c3de50ed381857edc53744664332fd98476c54

SHA512
047237e3a615839918fe32662524f2de5455734a01cbb2f66017c636f3d08207b3aead79cdff9a94729550ad7eddc2b5950d5e774fb25fba2d0d69e048ca7fe5

Download Submit
memory/2044-15-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/4808-14-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download