ammyyadmin | 8e23de60b1be4d73d9e9507bed4aaa96f5d5a1ad4b8269160430580d8dea8730

Analysis

max time kernel
145s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
06-09-2024 19:39

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General

Target

d051ad0f2199d72ce06d070c1e691ac9_JaffaCakes118.exe
Size

994KB
MD5

d051ad0f2199d72ce06d070c1e691ac9
SHA1

db444277219af220ac05101a5ceb517b4bee069d
SHA256

8e23de60b1be4d73d9e9507bed4aaa96f5d5a1ad4b8269160430580d8dea8730
SHA512

4ab8b824d8df2772f8fdd9f05264660e2600ef5253781197ff97312fe7908af5c60d7c4377dd05adb71653af26d5a33bfdc24f2cd1894b2ddd3f8f8aba60fffc
SSDEEP

24576:4MjPJ5g9KVGrdNikfu2hBfK8ilRty5olGJsxS:dJ5gEKNikf3hBfUiWxS

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

Processes:

d051ad0f2199d72ce06d070c1e691ac9_JaffaCakes118.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Control Panel\International\Geo\Nation	d051ad0f2199d72ce06d070c1e691ac9_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

Processes:

budha.exe

pid process

4760 budha.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

pid	process
4760	budha.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:

d051ad0f2199d72ce06d070c1e691ac9_JaffaCakes118.exebudha.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d051ad0f2199d72ce06d070c1e691ac9_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	budha.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

d051ad0f2199d72ce06d070c1e691ac9_JaffaCakes118.exe

description	pid	process	target process
PID 2240 wrote to memory of 4760	2240	d051ad0f2199d72ce06d070c1e691ac9_JaffaCakes118.exe	budha.exe
PID 2240 wrote to memory of 4760	2240	d051ad0f2199d72ce06d070c1e691ac9_JaffaCakes118.exe	budha.exe
PID 2240 wrote to memory of 4760	2240	d051ad0f2199d72ce06d070c1e691ac9_JaffaCakes118.exe	budha.exe

C:\Users\Admin\AppData\Local\Temp\d051ad0f2199d72ce06d070c1e691ac9_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\d051ad0f2199d72ce06d070c1e691ac9_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2240

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:4760

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
1aefcb09c295650a35f52ce21025ebc1

SHA1
cc157b02d481cd5eaa939a66d42315bfbe65c9f3

SHA256
e0ecfd8b4698669da744a0365177a319cd7e44cdd1ac06f0a2e8db28b52f3623

SHA512
b7a4b789d44c8a9b6fd7a562aef661bbd1a59628395e7ca458cf2789b9945f3bb3bccf1d9f0df5403bd2b0da13581063f18d64fe53b421c1b552e4dc5e2b8512

Download Submit
memory/2240-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2240-1-0x0000000002250000-0x0000000002251000-memory.dmp

Filesize
4KB

Download
memory/2240-3-0x00000000025A0000-0x00000000029A0000-memory.dmp

Filesize
4.0MB

Download
memory/2240-12-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/4760-13-0x00000000021E0000-0x00000000021E1000-memory.dmp

Filesize
4KB

Download
memory/4760-14-0x0000000002570000-0x0000000002970000-memory.dmp

Filesize
4.0MB

Download
memory/4760-21-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download