amadey | 87f4d0475836f47cdd74afd2cfe0f97f4f2f0b86f4d84f4fe4a6daa6cffc0c53

General

Target

87f4d0475836f47cdd74afd2cfe0f97f4f2f0b86f4d84f4fe4a6daa6cffc0c53.exe
Size

250KB
MD5

53cce95f5bfb66c6f9a7394a1269afa2
SHA1

25534338447d6dd1fd2a660278e570613ef838e4
SHA256

87f4d0475836f47cdd74afd2cfe0f97f4f2f0b86f4d84f4fe4a6daa6cffc0c53
SHA512

661a2eead2b394302fccafa0c7df71711b9013bef7454313603e95c0093b218dd0fe341b5fc3216ea7c3253f00ccd87247eaf186d91a4fff9032209836af2ef5
SSDEEP

6144:Dg3O5R5hgK9vZPf9ZaSKNxphi39NOvpgY:s3O5RsK9Zf9ZafzpK8

Score

10^/10

amadey trojan

Malware Config

Extracted

Family

amadey

Version

3.50

C2

31.41.244.167/v7eWcjs/index.php

Signatures

Amadey
Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.
trojan amadey
Downloads MZ/PE file

Executes dropped EXE 3 IoCs

pid	Process
4748	gntuud.exe
3424	gntuud.exe
4828	gntuud.exe

Checks computer location settings 2 TTPs 2 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-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation	gntuud.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation	87f4d0475836f47cdd74afd2cfe0f97f4f2f0b86f4d84f4fe4a6daa6cffc0c53.exe

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

System Information Discovery
T1082

Program crash 3 IoCs

pid	pid_target	Process	procid_target
4952	4884	WerFault.exe	81
4556	3424	WerFault.exe	89
1512	4828	WerFault.exe	96

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task

T1053

pid	Process
4316	schtasks.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4884 wrote to memory of 4748	4884	87f4d0475836f47cdd74afd2cfe0f97f4f2f0b86f4d84f4fe4a6daa6cffc0c53.exe	82
PID 4884 wrote to memory of 4748	4884	87f4d0475836f47cdd74afd2cfe0f97f4f2f0b86f4d84f4fe4a6daa6cffc0c53.exe	82
PID 4884 wrote to memory of 4748	4884	87f4d0475836f47cdd74afd2cfe0f97f4f2f0b86f4d84f4fe4a6daa6cffc0c53.exe	82
PID 4748 wrote to memory of 4316	4748	gntuud.exe	86
PID 4748 wrote to memory of 4316	4748	gntuud.exe	86
PID 4748 wrote to memory of 4316	4748	gntuud.exe	86

C:\Users\Admin\AppData\Local\Temp\87f4d0475836f47cdd74afd2cfe0f97f4f2f0b86f4d84f4fe4a6daa6cffc0c53.exe
"C:\Users\Admin\AppData\Local\Temp\87f4d0475836f47cdd74afd2cfe0f97f4f2f0b86f4d84f4fe4a6daa6cffc0c53.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4884
- C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
  "C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe"
  2⤵
  - Executes dropped EXE
  - Checks computer location settings
  - Suspicious use of WriteProcessMemory
  PID:4748
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN gntuud.exe /TR "C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe" /F
    3⤵
    - Creates scheduled task(s)
    PID:4316
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4884 -s 904
  2⤵
  - Program crash
  PID:4952

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 4884 -ip 4884
1⤵
PID:3612

C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
1⤵
- Executes dropped EXE
PID:3424
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3424 -s 424
  2⤵
  - Program crash
  PID:4556

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 3424 -ip 3424
1⤵
PID:1144

C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
1⤵
- Executes dropped EXE
PID:4828
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4828 -s 420
  2⤵
  - Program crash
  PID:1512

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 596 -p 4828 -ip 4828
1⤵
PID:1256

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe

Filesize
250KB

MD5
53cce95f5bfb66c6f9a7394a1269afa2

SHA1
25534338447d6dd1fd2a660278e570613ef838e4

SHA256
87f4d0475836f47cdd74afd2cfe0f97f4f2f0b86f4d84f4fe4a6daa6cffc0c53

SHA512
661a2eead2b394302fccafa0c7df71711b9013bef7454313603e95c0093b218dd0fe341b5fc3216ea7c3253f00ccd87247eaf186d91a4fff9032209836af2ef5

Download Submit
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe

Filesize
250KB

MD5
53cce95f5bfb66c6f9a7394a1269afa2

SHA1
25534338447d6dd1fd2a660278e570613ef838e4

SHA256
87f4d0475836f47cdd74afd2cfe0f97f4f2f0b86f4d84f4fe4a6daa6cffc0c53

SHA512
661a2eead2b394302fccafa0c7df71711b9013bef7454313603e95c0093b218dd0fe341b5fc3216ea7c3253f00ccd87247eaf186d91a4fff9032209836af2ef5

Download Submit
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe

Filesize
250KB

MD5
53cce95f5bfb66c6f9a7394a1269afa2

SHA1
25534338447d6dd1fd2a660278e570613ef838e4

SHA256
87f4d0475836f47cdd74afd2cfe0f97f4f2f0b86f4d84f4fe4a6daa6cffc0c53

SHA512
661a2eead2b394302fccafa0c7df71711b9013bef7454313603e95c0093b218dd0fe341b5fc3216ea7c3253f00ccd87247eaf186d91a4fff9032209836af2ef5

Download Submit
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe

Filesize
250KB

MD5
53cce95f5bfb66c6f9a7394a1269afa2

SHA1
25534338447d6dd1fd2a660278e570613ef838e4

SHA256
87f4d0475836f47cdd74afd2cfe0f97f4f2f0b86f4d84f4fe4a6daa6cffc0c53

SHA512
661a2eead2b394302fccafa0c7df71711b9013bef7454313603e95c0093b218dd0fe341b5fc3216ea7c3253f00ccd87247eaf186d91a4fff9032209836af2ef5

Download Submit
memory/3424-144-0x000000000066C000-0x000000000068B000-memory.dmp

Filesize
124KB

Download
memory/3424-145-0x0000000000400000-0x0000000000474000-memory.dmp

Filesize
464KB

Download
memory/4748-138-0x0000000000828000-0x0000000000847000-memory.dmp

Filesize
124KB

Download
memory/4748-139-0x0000000000400000-0x0000000000474000-memory.dmp

Filesize
464KB

Download
memory/4828-147-0x000000000079C000-0x00000000007BB000-memory.dmp

Filesize
124KB

Download
memory/4828-148-0x0000000000400000-0x0000000000474000-memory.dmp

Filesize
464KB

Download
memory/4884-140-0x00000000006A8000-0x00000000006C7000-memory.dmp

Filesize
124KB

Download
memory/4884-141-0x0000000000400000-0x0000000000474000-memory.dmp

Filesize
464KB

Download
memory/4884-134-0x0000000000400000-0x0000000000474000-memory.dmp

Filesize
464KB

Download
memory/4884-132-0x00000000006A8000-0x00000000006C7000-memory.dmp

Filesize
124KB

Download
memory/4884-133-0x0000000000610000-0x000000000064E000-memory.dmp

Filesize
248KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads