2ca4803498d7d375a61bfab2a3a4cf7e0eec41d116e50a838791a55b164e0f8c

max time kernel
891s
max time network
876s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
16/01/2025, 12:49

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General

Target
Malware-1-master/Amadey.exe
Size 49KB
Sample250116-p2cbaasjam
SHA256 7fd898dde3a7ed047657e3dc81c3de50ed381857edc53744664332fd98476c54
MD5 871294e398217876017702c96d0e7854
SHA1 35a22da1522bf86659576ed59235f8ed7029e79b
SHA512 047237e3a615839918fe32662524f2de5455734a01cbb2f66017c636f3d08207b3aead79cdff9a94729550ad7eddc2b5950d5e774fb25fba2d0d69e048ca7fe5
SSDEEP 768:AN4a7os+Bd1CiSJfBFdiGOsSyS5/hhurlzdx:3a2xC5+YSyE/hgpzH
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

defense_evasion discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2748	gdsun.exe

Loads dropped DLL 2 IoCs

pid	Process
2392	Amadey.exe
2392	Amadey.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	Amadey.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	gdsun.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	REG.exe

NTFS ADS 1 IoCs

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

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2392 wrote to memory of 2748	2392	Amadey.exe	30
PID 2392 wrote to memory of 2748	2392	Amadey.exe	30
PID 2392 wrote to memory of 2748	2392	Amadey.exe	30
PID 2392 wrote to memory of 2748	2392	Amadey.exe	30
PID 2748 wrote to memory of 2668	2748	gdsun.exe	31
PID 2748 wrote to memory of 2668	2748	gdsun.exe	31
PID 2748 wrote to memory of 2668	2748	gdsun.exe	31
PID 2748 wrote to memory of 2668	2748	gdsun.exe	31

C:\Users\Admin\AppData\Local\Temp\Malware-1-master\Amadey.exe
"C:\Users\Admin\AppData\Local\Temp\Malware-1-master\Amadey.exe"
1⤵
- Loads dropped DLL
- Subvert Trust Controls: Mark-of-the-Web Bypass
- System Location Discovery: System Language Discovery
- NTFS ADS
- Suspicious use of WriteProcessMemory
PID:2392
- \??\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:2748
- - 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:2668

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

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Downloads

gdsun.exe

Path C:\ProgramData\1be588a5b7\gdsun.exe
Size 49KB
SHA256 7fd898dde3a7ed047657e3dc81c3de50ed381857edc53744664332fd98476c54
MD5 871294e398217876017702c96d0e7854
SHA1 35a22da1522bf86659576ed59235f8ed7029e79b
SHA512 047237e3a615839918fe32662524f2de5455734a01cbb2f66017c636f3d08207b3aead79cdff9a94729550ad7eddc2b5950d5e774fb25fba2d0d69e048ca7fe5
SSDEEP 768:AN4a7os+Bd1CiSJfBFdiGOsSyS5/hhurlzdx:3a2xC5+YSyE/hgpzH
MD5 SHA1 SHA512 SSDEEP

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memory/2392-18-0x0000000000400000-0x000000000041E000-memory.dmp

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memory/2748-19-0x0000000000400000-0x000000000041E000-memory.dmp

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memory/2748-43-0x0000000000400000-0x000000000041E000-memory.dmp

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Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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