ammyyadmin | 4a24148bc10b7549347435dc0ce29d9e3a71ee440c2421060fc1aca74cb1061f

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
29-09-2024 21:07

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General

Target

ff56cce8f2ee848fc528e1e52845964a_JaffaCakes118.exe
Size

993KB
MD5

ff56cce8f2ee848fc528e1e52845964a
SHA1

71eb7d51b6ebb45bfc9f276fd830feecd34393a7
SHA256

4a24148bc10b7549347435dc0ce29d9e3a71ee440c2421060fc1aca74cb1061f
SHA512

74af8caa93ca1bc5746f1e78e06b86a7e1a418e2838707a957b1b017fc8d8d19ed66e6a5326d646d1da015c6c72f36ceb8c7a0920876ae842771df0bd291ab05
SSDEEP

24576:4MjPJ5g9KVGrdNikfu2hBfK8ilRty5olGJsxN:dJ5gEKNikf3hBfUiWxN

Score

10^/10

ammyyadmin discovery rat

Malware Config

Signatures

Ammyy Admin
Remote admin tool with various capabilities.
rat ammyyadmin

AmmyyAdmin payload 1 IoCs

resource	yara_rule
behavioral2/files/0x0008000000023455-7.dat	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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Control Panel\International\Geo\Nation	ff56cce8f2ee848fc528e1e52845964a_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2052	budha.exe

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ff56cce8f2ee848fc528e1e52845964a_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	budha.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3576 wrote to memory of 2052	3576	ff56cce8f2ee848fc528e1e52845964a_JaffaCakes118.exe	82
PID 3576 wrote to memory of 2052	3576	ff56cce8f2ee848fc528e1e52845964a_JaffaCakes118.exe	82
PID 3576 wrote to memory of 2052	3576	ff56cce8f2ee848fc528e1e52845964a_JaffaCakes118.exe	82

C:\Users\Admin\AppData\Local\Temp\ff56cce8f2ee848fc528e1e52845964a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ff56cce8f2ee848fc528e1e52845964a_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3576
- 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:2052

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

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\budha.exe

Filesize
994KB

MD5
ba8c9f8acbeaf8a131e31b238375f138

SHA1
d1f1452a3f9aa830e67223f4b80f8b30596efa05

SHA256
f09c3bc0b1185bce7f466b380b36a8707ee8c8110c7e905664e6d27ae24f1781

SHA512
4be0cd420aabc4d6acfa0413c4c613ca6b18b277065cfcc69645257e1723a87ff4dc57349e2ed7f473864b2c8d536f94997a944c8c81639379fb23e321a2a675

Download Submit
memory/2052-11-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2052-13-0x00000000004F0000-0x00000000004F1000-memory.dmp

Filesize
4KB

Download
memory/2052-14-0x0000000002570000-0x0000000002970000-memory.dmp

Filesize
4.0MB

Download
memory/2052-21-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/3576-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/3576-1-0x00000000021E0000-0x00000000021E1000-memory.dmp

Filesize
4KB

Download
memory/3576-3-0x0000000002580000-0x0000000002980000-memory.dmp

Filesize
4.0MB

Download
memory/3576-12-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download