ammyyadmin | dcfbf03ce058029ed727109327c483797b4b74207ee43e6d9c2f1e664d131053

Analysis

max time kernel
150s
max time network
150s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
13-06-2024 11:17

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General

Target

a540ca80011ab8cc36c5daba1fadf70c_JaffaCakes118.exe
Size

1012KB
MD5

a540ca80011ab8cc36c5daba1fadf70c
SHA1

5baba96ac907c1ddb25b5275df6e2a1178d4c01a
SHA256

dcfbf03ce058029ed727109327c483797b4b74207ee43e6d9c2f1e664d131053
SHA512

455dd673603ef4d5b719c497e1a5ade7db080180d1b0c95b9c714db165612e771d7f8e6b1a1d74bc1cac912fc45b56aa817c6feae8cf919036099b86df0a488f
SSDEEP

24576:+MjPJ5g9KVGrdNikfu2hBfK8ilRty5olGJsxx:7J5gEKNikf3hBfUiWxx

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
\Users\Admin\AppData\Local\Temp\budha.exe	family_ammyyadmin

Executes dropped EXE 1 IoCs

Processes:

budha.exe

pid process

2344 budha.exe
Loads dropped DLL 1 IoCs

Processes:

a540ca80011ab8cc36c5daba1fadf70c_JaffaCakes118.exe

pid process

2176 a540ca80011ab8cc36c5daba1fadf70c_JaffaCakes118.exe

pid	process
2344	budha.exe

pid	process
2176	a540ca80011ab8cc36c5daba1fadf70c_JaffaCakes118.exe

UPX packed file 5 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2176-0-0x0000000000400000-0x0000000000410000-memory.dmp	upx
\Users\Admin\AppData\Local\Temp\budha.exe	upx
behavioral1/memory/2344-10-0x0000000000400000-0x0000000000410000-memory.dmp	upx
behavioral1/memory/2176-11-0x0000000000400000-0x0000000000410000-memory.dmp	upx
behavioral1/memory/2344-14-0x0000000000400000-0x0000000000410000-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:

a540ca80011ab8cc36c5daba1fadf70c_JaffaCakes118.exe

description	pid	process	target process
PID 2176 wrote to memory of 2344	2176	a540ca80011ab8cc36c5daba1fadf70c_JaffaCakes118.exe	budha.exe
PID 2176 wrote to memory of 2344	2176	a540ca80011ab8cc36c5daba1fadf70c_JaffaCakes118.exe	budha.exe
PID 2176 wrote to memory of 2344	2176	a540ca80011ab8cc36c5daba1fadf70c_JaffaCakes118.exe	budha.exe
PID 2176 wrote to memory of 2344	2176	a540ca80011ab8cc36c5daba1fadf70c_JaffaCakes118.exe	budha.exe

C:\Users\Admin\AppData\Local\Temp\a540ca80011ab8cc36c5daba1fadf70c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a540ca80011ab8cc36c5daba1fadf70c_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2176

C:\Users\Admin\AppData\Local\Temp\budha.exe
"C:\Users\Admin\AppData\Local\Temp\budha.exe"
2⤵
- Executes dropped EXE
PID:2344

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

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

Filesize
1012KB

MD5
36cc468cf65a22a8cbceb8e6d817ebec

SHA1
65ae18cb5db238200a5fd859191a0d26d222ccb6

SHA256
23cbb989ae06bd311915b95c579a3148d54277d5804e6aa92690a131fdace4fc

SHA512
5a6abafdbe51aa8a5fe6ae9803bdc912c736447ba1727ec129b1d17bc6bf24da2876338f4dbf298fc3c6a616c88f71180f1d8b8423d1a4ee31b36657af7db2b4

Download Submit
memory/2176-0-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/2176-2-0x0000000001E20000-0x0000000001E21000-memory.dmp

Filesize
4KB

Download
memory/2176-3-0x0000000002AE0000-0x0000000002EE0000-memory.dmp

Filesize
4.0MB

Download
memory/2176-7-0x0000000003220000-0x0000000003230000-memory.dmp

Filesize
64KB

Download
memory/2176-11-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/2344-10-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/2344-13-0x00000000002E0000-0x00000000002E1000-memory.dmp

Filesize
4KB

Download
memory/2344-14-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download