ammyyadmin | e133e5bb308c8a2bbb55ebfabaa74bc03bc635c707bad835244a7ab58b028e8b

Analysis

max time kernel
148s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
01-05-2024 11:27

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General

Target

0badc3d4211c69b1b8b75c98c9016567_JaffaCakes118.exe
Size

952KB
MD5

0badc3d4211c69b1b8b75c98c9016567
SHA1

44fd2bd9e2b5a1840564b1d5db3a1fda3eee983c
SHA256

e133e5bb308c8a2bbb55ebfabaa74bc03bc635c707bad835244a7ab58b028e8b
SHA512

ad75147738894a3e2535eb16a28ac0d9f4a9fad23332f6829cd1d364f8d6935c028b2395ece65a4fa5127573011fe66fb5ba63e2f7fd7ff716c9882af03b3f01
SSDEEP

24576:rMjPJ5g9KVGrdNikfu2hBfK8ilRty5olGJsxl:mJ5gEKNikf3hBfUiWxl

Score

10^/10

ammyyadmin rat upx

Malware Config

Signatures

Ammyy Admin
Remote admin tool with various capabilities.
rat ammyyadmin

AmmyyAdmin payload 1 IoCs

Processes:

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

Processes:

0badc3d4211c69b1b8b75c98c9016567_JaffaCakes118.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation	0badc3d4211c69b1b8b75c98c9016567_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

Processes:

budha.exe

pid process

2412 budha.exe

pid	process
2412	budha.exe

UPX packed file 4 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral2/memory/372-0-0x0000000000400000-0x000000000040F000-memory.dmp	upx
C:\Users\Admin\AppData\Local\Temp\budha.exe	upx
behavioral2/memory/372-11-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral2/memory/2412-14-0x0000000000400000-0x000000000040F000-memory.dmp	upx

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

0badc3d4211c69b1b8b75c98c9016567_JaffaCakes118.exe

description	pid	process	target process
PID 372 wrote to memory of 2412	372	0badc3d4211c69b1b8b75c98c9016567_JaffaCakes118.exe	budha.exe
PID 372 wrote to memory of 2412	372	0badc3d4211c69b1b8b75c98c9016567_JaffaCakes118.exe	budha.exe
PID 372 wrote to memory of 2412	372	0badc3d4211c69b1b8b75c98c9016567_JaffaCakes118.exe	budha.exe

C:\Users\Admin\AppData\Local\Temp\0badc3d4211c69b1b8b75c98c9016567_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0badc3d4211c69b1b8b75c98c9016567_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:372

C:\Users\Admin\AppData\Local\Temp\budha.exe
"C:\Users\Admin\AppData\Local\Temp\budha.exe"
2⤵
- Executes dropped EXE
PID:2412

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 --no-appcompat-clear --mojo-platform-channel-handle=4340 --field-trial-handle=2252,i,16022092570067181109,3235558581947505669,262144 --variations-seed-version /prefetch:8
1⤵
PID:4252

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
952KB

MD5
6bba51f0bd39fbfd2cfcc00ac0e4a757

SHA1
2986893773df89e9afa3f9f87aef2335d33b5dfe

SHA256
c6c66e3cd9d2f222f90cdfc5751ac7b83b983accdefe9bb4ac46c24e0db7e23c

SHA512
c09b213bb0dca5138f7f538c897a53be8d0b130dab0b89175e154c5844fb82466562fc1e6827bbfee60602e927ed3a7f44395997275f2de3802ac3f6a41d8bda

Download Submit
memory/372-0-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/372-1-0x00000000024F0000-0x00000000024F1000-memory.dmp

Filesize
4KB

Download
memory/372-3-0x0000000002840000-0x0000000002C40000-memory.dmp

Filesize
4.0MB

Download
memory/372-11-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2412-12-0x0000000002190000-0x0000000002191000-memory.dmp

Filesize
4KB

Download
memory/2412-13-0x0000000002570000-0x0000000002970000-memory.dmp

Filesize
4.0MB

Download
memory/2412-14-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download