ammyyadmin | afde3e86b1c480c1a2445978cec52c7a0174bf39c77384aa778eefb279b60ad6

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
29-08-2024 03:29

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General

Target

450ffb3790bbaea8cc1179c5e33d84b0N.exe
Size

955KB
MD5

450ffb3790bbaea8cc1179c5e33d84b0
SHA1

65adb26271fd7862684250ad492d00969b75aed0
SHA256

afde3e86b1c480c1a2445978cec52c7a0174bf39c77384aa778eefb279b60ad6
SHA512

c63803a4d84a74c930cd905078ba54ad95156f506b2f68338ac19797d0c9ca7d9620c6ce807a19233fe24bc93e6bd7e7de9075659a13a729454599eeb8328426
SSDEEP

24576:rMjPJ5g9KVGrdNikfu2hBfK8ilRty5olGJsxa:mJ5gEKNikf3hBfUiWxa

Score

10^/10

ammyyadmin discovery 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

2548 budha.exe
Loads dropped DLL 1 IoCs

Processes:

450ffb3790bbaea8cc1179c5e33d84b0N.exe

pid process

1344 450ffb3790bbaea8cc1179c5e33d84b0N.exe

pid	process
2548	budha.exe

pid	process
1344	450ffb3790bbaea8cc1179c5e33d84b0N.exe

UPX packed file 5 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/1344-0-0x0000000000400000-0x000000000040F000-memory.dmp	upx
\Users\Admin\AppData\Local\Temp\budha.exe	upx
behavioral1/memory/2548-9-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral1/memory/1344-10-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral1/memory/2548-39-0x0000000000400000-0x000000000040F000-memory.dmp	upx

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

Processes:

budha.exe450ffb3790bbaea8cc1179c5e33d84b0N.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	budha.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	450ffb3790bbaea8cc1179c5e33d84b0N.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

450ffb3790bbaea8cc1179c5e33d84b0N.exe

description	pid	process	target process
PID 1344 wrote to memory of 2548	1344	450ffb3790bbaea8cc1179c5e33d84b0N.exe	budha.exe
PID 1344 wrote to memory of 2548	1344	450ffb3790bbaea8cc1179c5e33d84b0N.exe	budha.exe
PID 1344 wrote to memory of 2548	1344	450ffb3790bbaea8cc1179c5e33d84b0N.exe	budha.exe
PID 1344 wrote to memory of 2548	1344	450ffb3790bbaea8cc1179c5e33d84b0N.exe	budha.exe

C:\Users\Admin\AppData\Local\Temp\450ffb3790bbaea8cc1179c5e33d84b0N.exe
"C:\Users\Admin\AppData\Local\Temp\450ffb3790bbaea8cc1179c5e33d84b0N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1344

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:2548

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\CabCB6C.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarCB8E.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

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

Filesize
955KB

MD5
3cd69e3803112f957ba3646a4c5d82e3

SHA1
0730e73fe38f499f2aba3b5ba95c1a0b801c474b

SHA256
65451e922dd867b0f2fe2ee056d3166d8b519b68a82d301acccb98f49ba4e412

SHA512
bb39fd81bc563c2a96db7da79752ea5e4ef5b06a33559966624920f885c2ac70781c54b0422484fb65ae4dd7b5ceb2f2a7c9c53f2695812b93edfcff6d22b9fa

Download Submit
memory/1344-0-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/1344-1-0x0000000001E00000-0x0000000001E01000-memory.dmp

Filesize
4KB

Download
memory/1344-3-0x0000000002CC0000-0x00000000030C0000-memory.dmp

Filesize
4.0MB

Download
memory/1344-10-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2548-9-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2548-11-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download
memory/2548-13-0x0000000002AE0000-0x0000000002EE0000-memory.dmp

Filesize
4.0MB

Download
memory/2548-39-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download