ammyyadmin | a1452639a095592c1622cfea09b9f48a4ebd45fd4af19924266b640d260299c4

Analysis

max time kernel
150s
max time network
150s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
13-11-2024 01:09

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General

Target

a1452639a095592c1622cfea09b9f48a4ebd45fd4af19924266b640d260299c4.exe
Size

986KB
MD5

67c2325980703c050f18b9e4f02803fd
SHA1

a3053169ff43b192f05baad46499eed0e420c73c
SHA256

a1452639a095592c1622cfea09b9f48a4ebd45fd4af19924266b640d260299c4
SHA512

d80ecf5a36234e3f53b6f4ad7782c2a1b5baa1deab923e1787c454222aeae181d1e79bc89aa4fbad247bda569167e5d25487ea202019f41ea36e03397b9f667d
SSDEEP

24576:eMjPJ5g9KVGrdNikfu2hBfK8ilRty5olGJsxS:bJ5gEKNikf3hBfUiWxS

Score

10^/10

ammyyadmin discovery rat

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

Ammyyadmin family
ammyyadmin
Executes dropped EXE 1 IoCs

Processes:

budha.exe

pid process

2848 budha.exe
Loads dropped DLL 1 IoCs

Processes:

a1452639a095592c1622cfea09b9f48a4ebd45fd4af19924266b640d260299c4.exe

pid process

2756 a1452639a095592c1622cfea09b9f48a4ebd45fd4af19924266b640d260299c4.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

pid	process
2848	budha.exe

pid	process
2756	a1452639a095592c1622cfea09b9f48a4ebd45fd4af19924266b640d260299c4.exe

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:

a1452639a095592c1622cfea09b9f48a4ebd45fd4af19924266b640d260299c4.exebudha.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a1452639a095592c1622cfea09b9f48a4ebd45fd4af19924266b640d260299c4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	budha.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

a1452639a095592c1622cfea09b9f48a4ebd45fd4af19924266b640d260299c4.exe

description	pid	process	target process
PID 2756 wrote to memory of 2848	2756	a1452639a095592c1622cfea09b9f48a4ebd45fd4af19924266b640d260299c4.exe	budha.exe
PID 2756 wrote to memory of 2848	2756	a1452639a095592c1622cfea09b9f48a4ebd45fd4af19924266b640d260299c4.exe	budha.exe
PID 2756 wrote to memory of 2848	2756	a1452639a095592c1622cfea09b9f48a4ebd45fd4af19924266b640d260299c4.exe	budha.exe
PID 2756 wrote to memory of 2848	2756	a1452639a095592c1622cfea09b9f48a4ebd45fd4af19924266b640d260299c4.exe	budha.exe

C:\Users\Admin\AppData\Local\Temp\a1452639a095592c1622cfea09b9f48a4ebd45fd4af19924266b640d260299c4.exe
"C:\Users\Admin\AppData\Local\Temp\a1452639a095592c1622cfea09b9f48a4ebd45fd4af19924266b640d260299c4.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2756
- 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:2848

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\Cab7570.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar75B2.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

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

Filesize
986KB

MD5
169ca772e2cc873c240e79701f3fbc30

SHA1
cce4a210a07acd6ce38ec11fa8e06c9311d55e0b

SHA256
d2360d7c127c65109ebc27e5d05b871347ab1de18cdda1a527eaee0e43151565

SHA512
f49d0f3044f7e67461806f7cf0c85746ac69dceae7bd600ca8a462669450cd449dd00c3371b3babaf832b9e551a205b2f545887ac0e6483ee19813a96e181fe3

Download Submit
memory/2756-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2756-1-0x0000000001E90000-0x0000000001E91000-memory.dmp

Filesize
4KB

Download
memory/2756-9-0x0000000002B50000-0x0000000002F50000-memory.dmp

Filesize
4.0MB

Download
memory/2756-8-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2848-11-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2848-12-0x0000000000270000-0x0000000000271000-memory.dmp

Filesize
4KB

Download
memory/2848-14-0x0000000002AC0000-0x0000000002EC0000-memory.dmp

Filesize
4.0MB

Download
memory/2848-85-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download