ammyyadmin | adbf5ca172f577b69da6a050baaf964055d7537e5b120866aa3bb09962166323

Analysis

max time kernel
120s
max time network
121s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
27-10-2024 00:24

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General

Target

adbf5ca172f577b69da6a050baaf964055d7537e5b120866aa3bb09962166323N.exe
Size

995KB
MD5

e783c1ee4bebec77143096e00f279550
SHA1

77e939a86461b36c047e83e5894c707ca32ebfff
SHA256

adbf5ca172f577b69da6a050baaf964055d7537e5b120866aa3bb09962166323
SHA512

1ba55855a86b011a887800507b8cd4090caac480505f78562d305241533fb1ec38e7e52a2c8ba6b3ecef0a9ac2a14165e82a2c1bbb580fa97a91b7f0368ebfe7
SSDEEP

24576:4MjPJ5g9KVGrdNikfu2hBfK8ilRty5olGJsxG:dJ5gEKNikf3hBfUiWxG

Score

10^/10

ammyyadmin discovery rat

Malware Config

Signatures

Ammyy Admin
Remote admin tool with various capabilities.
rat ammyyadmin

AmmyyAdmin payload 1 IoCs

resource	yara_rule
behavioral2/files/0x000b000000023c75-7.dat	family_ammyyadmin

Ammyyadmin family
ammyyadmin

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-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	adbf5ca172f577b69da6a050baaf964055d7537e5b120866aa3bb09962166323N.exe

Executes dropped EXE 1 IoCs

pid	Process
2008	budha.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	adbf5ca172f577b69da6a050baaf964055d7537e5b120866aa3bb09962166323N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	budha.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2692 wrote to memory of 2008	2692	adbf5ca172f577b69da6a050baaf964055d7537e5b120866aa3bb09962166323N.exe	85
PID 2692 wrote to memory of 2008	2692	adbf5ca172f577b69da6a050baaf964055d7537e5b120866aa3bb09962166323N.exe	85
PID 2692 wrote to memory of 2008	2692	adbf5ca172f577b69da6a050baaf964055d7537e5b120866aa3bb09962166323N.exe	85

C:\Users\Admin\AppData\Local\Temp\adbf5ca172f577b69da6a050baaf964055d7537e5b120866aa3bb09962166323N.exe
"C:\Users\Admin\AppData\Local\Temp\adbf5ca172f577b69da6a050baaf964055d7537e5b120866aa3bb09962166323N.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2692
- C:\Users\Admin\AppData\Local\Temp\budha.exe
  "C:\Users\Admin\AppData\Local\Temp\budha.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2008

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\budha.exe

Filesize
995KB

MD5
d65e1e7c29229beda755dd5445d3789a

SHA1
b4cc7e693a1ae77902955860c419da342f2b21ac

SHA256
309bc9dd88835d9ce37c63c274deb4ae78eae029ff16172b778e77068dee3897

SHA512
61d523498b19e6bb890690f49989d5dfe8049501c9179d61a8fc43db99f27ada57ce805c21c130a7a40006d9b70231c5bb60e8f71c84927f30e22b6169024202

Download Submit
memory/2008-14-0x00000000026A0000-0x0000000002AA0000-memory.dmp

Filesize
4.0MB

Download
memory/2008-13-0x0000000002350000-0x0000000002351000-memory.dmp

Filesize
4KB

Download
memory/2008-21-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2692-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2692-1-0x0000000000530000-0x0000000000531000-memory.dmp

Filesize
4KB

Download
memory/2692-3-0x00000000026C0000-0x0000000002AC0000-memory.dmp

Filesize
4.0MB

Download
memory/2692-12-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download