ammyyadmin | ecb8b476757d780fc1bdd23a4b76a40fa7f4df32fa684ac51779ad73a6e5c5f7

Analysis

max time kernel
148s
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
18-09-2024 20:21

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General

Target

e9e84465e64e3ad0e0812bdc0b62699d_JaffaCakes118.exe
Size

993KB
MD5

e9e84465e64e3ad0e0812bdc0b62699d
SHA1

4880b0a3ecac14e001f111edcbf5ac40f444c3d0
SHA256

ecb8b476757d780fc1bdd23a4b76a40fa7f4df32fa684ac51779ad73a6e5c5f7
SHA512

547da0a750f4006a44bcd0fc7e3efe2cf94128bd25aa8dfb197f7e341d1d2c101e4942ab3fc64e33a53a4d994ed2bef6a519eaee1eafb103f0908ba6e1ec3261
SSDEEP

24576:4MjPJ5g9KVGrdNikfu2hBfK8ilRty5olGJsxz:dJ5gEKNikf3hBfUiWxz

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/0x0009000000023462-7.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-1-5-21-786284298-625481688-3210388970-1000\Control Panel\International\Geo\Nation	e9e84465e64e3ad0e0812bdc0b62699d_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
4388	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	e9e84465e64e3ad0e0812bdc0b62699d_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 3240 wrote to memory of 4388	3240	e9e84465e64e3ad0e0812bdc0b62699d_JaffaCakes118.exe	82
PID 3240 wrote to memory of 4388	3240	e9e84465e64e3ad0e0812bdc0b62699d_JaffaCakes118.exe	82
PID 3240 wrote to memory of 4388	3240	e9e84465e64e3ad0e0812bdc0b62699d_JaffaCakes118.exe	82

C:\Users\Admin\AppData\Local\Temp\e9e84465e64e3ad0e0812bdc0b62699d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e9e84465e64e3ad0e0812bdc0b62699d_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3240
- 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:4388

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
faacf6d7e69411993b53c9a76fb04078

SHA1
1c296da693ff456fe9c168cd52bda102255856bd

SHA256
934647e04c22283c665ffe7352249f20b2ebee0a895f227e4500c60bcf651bf2

SHA512
a20b36aaedef394075744acb5a851f130a268f31dc28865e7e3d6dd9e1c81339d4180103ea4fde425f716f8d597f284af2ee6f885c2314b55cd33db289d21b69

Download Submit
memory/3240-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/3240-1-0x0000000000930000-0x0000000000931000-memory.dmp

Filesize
4KB

Download
memory/3240-3-0x00000000026E0000-0x0000000002AE0000-memory.dmp

Filesize
4.0MB

Download
memory/3240-12-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/4388-14-0x0000000002570000-0x0000000002970000-memory.dmp

Filesize
4.0MB

Download
memory/4388-13-0x0000000000750000-0x0000000000751000-memory.dmp

Filesize
4KB

Download
memory/4388-15-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download