ammyyadmin | 817019919e9b8b63ce19ef7044f45be3edc64b6a47292a182ef67966fe15defc

Analysis

max time kernel
150s
max time network
153s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
17-06-2024 16:51

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General

Target

b8f84a7ef032abb7c73d57caadf74f29_JaffaCakes118.exe
Size

1012KB
MD5

b8f84a7ef032abb7c73d57caadf74f29
SHA1

d70116fe92189d0d9d517209e10afc3abbe02592
SHA256

817019919e9b8b63ce19ef7044f45be3edc64b6a47292a182ef67966fe15defc
SHA512

e7d95a9b15f34ec7fcdbd639d8eb7e0a2650d60b81211e7ef6a27ffc860571c23051cc7669a4400093702dbaa197f97ccc919aab573d0e5bef2c87bc3ad25b92
SSDEEP

24576:+MjPJ5g9KVGrdNikfu2hBfK8ilRty5olGJsxd:7J5gEKNikf3hBfUiWxd

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

Executes dropped EXE 1 IoCs

Processes:

budha.exe

pid process

1244 budha.exe
Loads dropped DLL 1 IoCs

Processes:

b8f84a7ef032abb7c73d57caadf74f29_JaffaCakes118.exe

pid process

2336 b8f84a7ef032abb7c73d57caadf74f29_JaffaCakes118.exe

pid	process
1244	budha.exe

pid	process
2336	b8f84a7ef032abb7c73d57caadf74f29_JaffaCakes118.exe

UPX packed file 5 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2336-0-0x0000000000400000-0x0000000000410000-memory.dmp	upx
C:\Users\Admin\AppData\Local\Temp\budha.exe	upx
behavioral1/memory/2336-10-0x0000000000400000-0x0000000000410000-memory.dmp	upx
behavioral1/memory/1244-11-0x0000000000400000-0x0000000000410000-memory.dmp	upx
behavioral1/memory/1244-15-0x0000000000400000-0x0000000000410000-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 4 IoCs

Processes:

b8f84a7ef032abb7c73d57caadf74f29_JaffaCakes118.exe

description	pid	process	target process
PID 2336 wrote to memory of 1244	2336	b8f84a7ef032abb7c73d57caadf74f29_JaffaCakes118.exe	budha.exe
PID 2336 wrote to memory of 1244	2336	b8f84a7ef032abb7c73d57caadf74f29_JaffaCakes118.exe	budha.exe
PID 2336 wrote to memory of 1244	2336	b8f84a7ef032abb7c73d57caadf74f29_JaffaCakes118.exe	budha.exe
PID 2336 wrote to memory of 1244	2336	b8f84a7ef032abb7c73d57caadf74f29_JaffaCakes118.exe	budha.exe

C:\Users\Admin\AppData\Local\Temp\b8f84a7ef032abb7c73d57caadf74f29_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b8f84a7ef032abb7c73d57caadf74f29_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2336

C:\Users\Admin\AppData\Local\Temp\budha.exe
"C:\Users\Admin\AppData\Local\Temp\budha.exe"
2⤵
- Executes dropped EXE
PID:1244

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
1012KB

MD5
fcf03991fc782db33818737743a08172

SHA1
fe8e6c2a2ea004be892cb3704358ae50c096635f

SHA256
2bc57fddadd3c212c59837511f1e51f90372e0ab66085fccc9609fe28ad3c421

SHA512
e9b5bad45914dc704e8797c6503f8f6ce06031f9c4919fa0fc742f0772fa6dea93124e7a4cac163c6c0bf295ec7eb5e82d428d650dc62af535aa840dbdd9318c

Download Submit
memory/1244-11-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/1244-14-0x0000000002B20000-0x0000000002F20000-memory.dmp

Filesize
4.0MB

Download
memory/1244-13-0x00000000003B0000-0x00000000003B1000-memory.dmp

Filesize
4KB

Download
memory/1244-15-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/2336-0-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/2336-1-0x00000000003F0000-0x00000000003F1000-memory.dmp

Filesize
4KB

Download
memory/2336-3-0x0000000002B30000-0x0000000002F30000-memory.dmp

Filesize
4.0MB

Download
memory/2336-10-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/2336-8-0x0000000003030000-0x0000000003040000-memory.dmp

Filesize
64KB

Download