ammyyadmin | 965730723b714739d8d52bafb2433f78eba90cd77db7a54c95dceb7396aebe49

Analysis

max time kernel
146s
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
30-09-2024 02:03

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

ffbaf7c62da6b699f11a150918dd15fd_JaffaCakes118.exe
Size

994KB
MD5

ffbaf7c62da6b699f11a150918dd15fd
SHA1

00497c580ca54e21a1cb10f0224b0ec1a55e6f27
SHA256

965730723b714739d8d52bafb2433f78eba90cd77db7a54c95dceb7396aebe49
SHA512

f5885439ce1f44895312605313bfb80aefb876a3205d617ce6653e498ba2cc4c489a72b2aea3a012f09d4e5db4aa50d7c047c3c0db9b573ec84ed1cf669bf8d5
SSDEEP

24576:4MjPJ5g9KVGrdNikfu2hBfK8ilRty5olGJsxK:dJ5gEKNikf3hBfUiWxK

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/0x000900000002369d-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-1-5-21-2170637797-568393320-3232933035-1000\Control Panel\International\Geo\Nation	ffbaf7c62da6b699f11a150918dd15fd_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
4196	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	ffbaf7c62da6b699f11a150918dd15fd_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2764 wrote to memory of 4196	2764	ffbaf7c62da6b699f11a150918dd15fd_JaffaCakes118.exe	89
PID 2764 wrote to memory of 4196	2764	ffbaf7c62da6b699f11a150918dd15fd_JaffaCakes118.exe	89
PID 2764 wrote to memory of 4196	2764	ffbaf7c62da6b699f11a150918dd15fd_JaffaCakes118.exe	89

C:\Users\Admin\AppData\Local\Temp\ffbaf7c62da6b699f11a150918dd15fd_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ffbaf7c62da6b699f11a150918dd15fd_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2764
- 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:4196

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=2152,i,3387628439405076340,17957358341235678872,262144 --variations-seed-version --mojo-platform-channel-handle=4248 /prefetch:8
1⤵
PID:4256

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

Loading Replay Monitor...

Downloads

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

Filesize
994KB

MD5
4c920b2fa1c290f13a6127c5b504a8d4

SHA1
5491877a344b850fd8ecf2e12ebaf27c01067e1b

SHA256
c6e661773307bd5a10afe4c349c2f4fdc2f540f442a7b7869e2925bb588e7e0c

SHA512
49924813e2f63e37b90088a3a58b123c129d064095c270e582bc667221d4e5b208fa7424379cc4c9597a5e71e75e8e784d7b1709695797a9bf307ade652b1c08

Download Submit
memory/2764-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2764-1-0x00000000009F0000-0x00000000009F1000-memory.dmp

Filesize
4KB

Download
memory/2764-3-0x00000000026E0000-0x0000000002AE0000-memory.dmp

Filesize
4.0MB

Download
memory/2764-12-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/4196-13-0x0000000002100000-0x0000000002101000-memory.dmp

Filesize
4KB

Download
memory/4196-14-0x0000000002650000-0x0000000002A50000-memory.dmp

Filesize
4.0MB

Download
memory/4196-21-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download