ammyyadmin | 02efc3438c29ee833a6f3ae23ec3cd80bd80d417643520b5cc3830d2b851b06c

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
05-09-2024 23:44

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General

Target

ce2c5af625880ba1e46230cd24552e2c_JaffaCakes118.exe
Size

993KB
MD5

ce2c5af625880ba1e46230cd24552e2c
SHA1

0457bd511bf883403f2782b4f2c1cbee6420882b
SHA256

02efc3438c29ee833a6f3ae23ec3cd80bd80d417643520b5cc3830d2b851b06c
SHA512

64829eef43ea438df6efb2c10f946fb24acfa5e34863fcdbe68bd984e5e77baa14aca3087a47fbb9c6887065efce6b44c0097a5794de44cbefb81ed796eb9c64
SSDEEP

24576:4MjPJ5g9KVGrdNikfu2hBfK8ilRty5olGJsxd:dJ5gEKNikf3hBfUiWxd

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/0x0009000000023426-7.dat	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-1-5-21-1194130065-3471212556-1656947724-1000\Control Panel\International\Geo\Nation	ce2c5af625880ba1e46230cd24552e2c_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
1588	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	budha.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ce2c5af625880ba1e46230cd24552e2c_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2752 wrote to memory of 1588	2752	ce2c5af625880ba1e46230cd24552e2c_JaffaCakes118.exe	86
PID 2752 wrote to memory of 1588	2752	ce2c5af625880ba1e46230cd24552e2c_JaffaCakes118.exe	86
PID 2752 wrote to memory of 1588	2752	ce2c5af625880ba1e46230cd24552e2c_JaffaCakes118.exe	86

C:\Users\Admin\AppData\Local\Temp\ce2c5af625880ba1e46230cd24552e2c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ce2c5af625880ba1e46230cd24552e2c_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2752
- 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:1588

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

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Downloads

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

Filesize
994KB

MD5
ac4e9416b21ba451a92bf169a66e1cd7

SHA1
ec9c0be659543928c955a3952fddc38bd7706874

SHA256
ee75def664133e6998868f11b4c116148c0f0213210cec77989064adba7c60d8

SHA512
82ac1730be14a92e622d9b1d04b133c1618c8eb2302bf79f7a5d6ac6d5f56ec54bac08fec459bee9d70fcb73d17a833c3356749fa4bc7fcc9fb9bd355c1177ac

Download Submit
memory/1588-13-0x00000000021A0000-0x00000000021A1000-memory.dmp

Filesize
4KB

Download
memory/1588-14-0x00000000025F0000-0x00000000029F0000-memory.dmp

Filesize
4.0MB

Download
memory/1588-21-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2752-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2752-1-0x00000000024D0000-0x00000000024D1000-memory.dmp

Filesize
4KB

Download
memory/2752-3-0x0000000002820000-0x0000000002C20000-memory.dmp

Filesize
4.0MB

Download
memory/2752-12-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download