amadey | d7e528b55b2eeb6786509664a70f641f14d0c13ceec539737eef26857355536e

General

Target

d7e528b55b2eeb6786509664a70f641f14d0c13ceec539737eef26857355536e.ps1
Size

583KB
MD5

123cdee8a31e52577191351fae7b53ef
SHA1

e8e645d8844b9a19012238be6ab2c4149d62f1cf
SHA256

d7e528b55b2eeb6786509664a70f641f14d0c13ceec539737eef26857355536e
SHA512

3ff792ced5090f68b7d6004213a9e6c653b42bcf5f10416b3b0cccf1a31516d5e737705d9826d21c8c84f240fc34726c76c60ec5fc8994f30a8e81839bee913a
SSDEEP

12288:kl6RA0zJb58097MFZ0sjlTONreknQV8Xie/0+4NW:kYRASw90sjtONrQV984NW

Score

10^/10

amadey 1cc3fe discovery execution trojan

Malware Config

Extracted

Family

amadey

Version

4.18

Botnet

1cc3fe

C2

http://vitantgroup.com

Attributes

install_dir
431a343abc
install_file
Dctooux.exe
strings_key
5a2387e2bfef84adb686c856b4155237
url_paths
/xmlrpc.php

rc4.plain

Signatures

Amadey
Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.
trojan amadey
Amadey family
amadey

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-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation	av.exe

Executes dropped EXE 4 IoCs

pid	Process
3876	av.exe
1016	Dctooux.exe
1192	Dctooux.exe
4588	Dctooux.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\Dctooux.job	av.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
2144	powershell.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	av.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Dctooux.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2144	powershell.exe
2144	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2144	powershell.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3876	av.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2144 wrote to memory of 3876	2144	powershell.exe	84
PID 2144 wrote to memory of 3876	2144	powershell.exe	84
PID 2144 wrote to memory of 3876	2144	powershell.exe	84
PID 3876 wrote to memory of 1016	3876	av.exe	85
PID 3876 wrote to memory of 1016	3876	av.exe	85
PID 3876 wrote to memory of 1016	3876	av.exe	85

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\d7e528b55b2eeb6786509664a70f641f14d0c13ceec539737eef26857355536e.ps1
1⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2144
- C:\Users\Admin\AppData\Local\Temp\av.exe
  "C:\Users\Admin\AppData\Local\Temp\av.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:3876
- - C:\Users\Admin\AppData\Local\Temp\431a343abc\Dctooux.exe
    "C:\Users\Admin\AppData\Local\Temp\431a343abc\Dctooux.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:1016

C:\Users\Admin\AppData\Local\Temp\431a343abc\Dctooux.exe
C:\Users\Admin\AppData\Local\Temp\431a343abc\Dctooux.exe
1⤵
- Executes dropped EXE
PID:1192

C:\Users\Admin\AppData\Local\Temp\431a343abc\Dctooux.exe
C:\Users\Admin\AppData\Local\Temp\431a343abc\Dctooux.exe
1⤵
- Executes dropped EXE
PID:4588

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\409013623608

Filesize
82KB

MD5
242ebaac4fad6176c44cb2d412687de7

SHA1
4b30f5336224009111e38f5a38d791a9024c9ea3

SHA256
3051006ceeccd36393d79a1dd30265e29d5c8696667a61ee0b440d75c6a2fb0c

SHA512
3d5646288dbee10463755ca6e526be0206363355117b5d01bbda90bc41329fd0da651f47688c057483ab26114b8b15fba5a232d4af16b0cd08aff02301f64995

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_yxcuptdr.yei.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\av.exe

Filesize
437KB

MD5
d317ee086ebeccf5e01e002ca6b0ead9

SHA1
48e8c5846d9c67649b3c2fb8d76aa951828dd84e

SHA256
dfdc0318f3dc5ba3f960b1f338b638cd9645856d2a2af8aa33ea0f9979a9ca4c

SHA512
5fc335758f587e9f9f35309b101c16a4e2faa840013f8024f45eb33b9aa402a2877cbc07f76f389d25e2cf20607486997218de52c46364e2c89a5fa28a785032

Download Submit
C:\Users\Admin\AppData\Roaming\bfbcc7a80c10a7\cred64.dll

Filesize
4KB

MD5
5742b916e48e86c0a8512c6281094608

SHA1
f37b62b147c1c04766c42e510f529abc18d8d745

SHA256
0ab4c406497ac26c8f4a9170594a72ccd540115389fb84accc75462d33c9d2b2

SHA512
fb97e5ec01a630b9e7bccfc7ec6a52f1bed6e7f7580e00e0344233763711d0c8ac6517d86725c0fb3dbee7d4bbe03b10eec0cf9f5a0f0afc32b92bada07069ba

Download Submit
memory/2144-0-0x00007FFEB3DF3000-0x00007FFEB3DF5000-memory.dmp

Filesize
8KB

Download
memory/2144-10-0x0000025A76CD0000-0x0000025A76CF2000-memory.dmp

Filesize
136KB

Download
memory/2144-11-0x00007FFEB3DF0000-0x00007FFEB48B1000-memory.dmp

Filesize
10.8MB

Download
memory/2144-12-0x00007FFEB3DF0000-0x00007FFEB48B1000-memory.dmp

Filesize
10.8MB

Download
memory/2144-21-0x00007FFEB3DF0000-0x00007FFEB48B1000-memory.dmp

Filesize
10.8MB

Download

Analysis

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