Malware Analysis Report

2025-01-23 12:21

Sample ID 210903-k1l2wacgh5
Target a7259b65a4acac8f1ef4a5cfdced39a996e97450944ac90a306b5ea71b727cc8
SHA256 a7259b65a4acac8f1ef4a5cfdced39a996e97450944ac90a306b5ea71b727cc8
Tags
ammyyadmin rat
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

a7259b65a4acac8f1ef4a5cfdced39a996e97450944ac90a306b5ea71b727cc8

Threat Level: Known bad

The file a7259b65a4acac8f1ef4a5cfdced39a996e97450944ac90a306b5ea71b727cc8 was found to be: Known bad.

Malicious Activity Summary

ammyyadmin rat

Ammyy Admin

AmmyyAdmin Payload

Ammyyadmin family

Executes dropped EXE

Loads dropped DLL

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2021-09-16 13:32

Signatures

AmmyyAdmin Payload

Description Indicator Process Target
N/A N/A N/A N/A

Ammyyadmin family

ammyyadmin

Analysis: behavioral2

Detonation Overview

Submitted

2021-09-03 09:04

Reported

2021-09-03 09:06

Platform

win10-en

Max time kernel

135s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a7259b65a4acac8f1ef4a5cfdced39a996e97450944ac90a306b5ea71b727cc8.exe"

Signatures

Ammyy Admin

rat ammyyadmin

AmmyyAdmin Payload

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\budha.exe N/A

Enumerates physical storage devices

Processes

C:\Users\Admin\AppData\Local\Temp\a7259b65a4acac8f1ef4a5cfdced39a996e97450944ac90a306b5ea71b727cc8.exe

"C:\Users\Admin\AppData\Local\Temp\a7259b65a4acac8f1ef4a5cfdced39a996e97450944ac90a306b5ea71b727cc8.exe"

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 maitikio.com udp
BE 35.205.61.67:443 maitikio.com tcp
BE 35.205.61.67:443 maitikio.com tcp
US 8.8.8.8:53 cry-havok.org udp
BE 35.205.61.67:443 maitikio.com tcp
BE 35.205.61.67:443 maitikio.com tcp
US 8.8.8.8:53 cry-havok.org udp
BE 35.205.61.67:443 maitikio.com tcp
BE 35.205.61.67:443 maitikio.com tcp
US 8.8.8.8:53 cry-havok.org udp
BE 35.205.61.67:443 maitikio.com tcp

Files

memory/2628-115-0x0000000000000000-mapping.dmp

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

MD5 ae9bf34c3d5342386729bdef459a271b
SHA1 0663c60b0ab1149dc79517917cda8f26803f289d
SHA256 074e47886359301c80d6e73ade27a14fa65f58dde03825bc70cc8a3a3dcdca4a
SHA512 bf3ba85927c343c313acd1cba28ffb6ee8d99a6e445ebd23a9f1984453d0d70e69b262c06ebc42c422389612ef262b76d3a62688a03553af34364863085da1bb

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

MD5 ae9bf34c3d5342386729bdef459a271b
SHA1 0663c60b0ab1149dc79517917cda8f26803f289d
SHA256 074e47886359301c80d6e73ade27a14fa65f58dde03825bc70cc8a3a3dcdca4a
SHA512 bf3ba85927c343c313acd1cba28ffb6ee8d99a6e445ebd23a9f1984453d0d70e69b262c06ebc42c422389612ef262b76d3a62688a03553af34364863085da1bb

memory/4000-118-0x0000000000850000-0x0000000000851000-memory.dmp

memory/4000-119-0x0000000002620000-0x0000000002A20000-memory.dmp

memory/2628-120-0x0000000002250000-0x0000000002251000-memory.dmp

memory/2628-121-0x00000000025A0000-0x00000000029A0000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2021-09-03 09:04

Reported

2021-09-03 09:06

Platform

win7-en

Max time kernel

150s

Max time network

154s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a7259b65a4acac8f1ef4a5cfdced39a996e97450944ac90a306b5ea71b727cc8.exe"

Signatures

Ammyy Admin

rat ammyyadmin

AmmyyAdmin Payload

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\budha.exe N/A

Enumerates physical storage devices

Processes

C:\Users\Admin\AppData\Local\Temp\a7259b65a4acac8f1ef4a5cfdced39a996e97450944ac90a306b5ea71b727cc8.exe

"C:\Users\Admin\AppData\Local\Temp\a7259b65a4acac8f1ef4a5cfdced39a996e97450944ac90a306b5ea71b727cc8.exe"

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 maitikio.com udp
BE 35.205.61.67:443 maitikio.com tcp
BE 35.205.61.67:443 maitikio.com tcp
US 8.8.8.8:53 cry-havok.org udp
BE 35.205.61.67:443 maitikio.com tcp
BE 35.205.61.67:443 maitikio.com tcp
BE 35.205.61.67:443 maitikio.com tcp
BE 35.205.61.67:443 maitikio.com tcp

Files

memory/1816-53-0x0000000075AA1000-0x0000000075AA3000-memory.dmp

memory/1816-54-0x0000000001EC0000-0x0000000001EC1000-memory.dmp

memory/1816-55-0x00000000026D0000-0x0000000002AD0000-memory.dmp

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

MD5 ae9bf34c3d5342386729bdef459a271b
SHA1 0663c60b0ab1149dc79517917cda8f26803f289d
SHA256 074e47886359301c80d6e73ade27a14fa65f58dde03825bc70cc8a3a3dcdca4a
SHA512 bf3ba85927c343c313acd1cba28ffb6ee8d99a6e445ebd23a9f1984453d0d70e69b262c06ebc42c422389612ef262b76d3a62688a03553af34364863085da1bb

memory/1256-57-0x0000000000000000-mapping.dmp

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

MD5 ae9bf34c3d5342386729bdef459a271b
SHA1 0663c60b0ab1149dc79517917cda8f26803f289d
SHA256 074e47886359301c80d6e73ade27a14fa65f58dde03825bc70cc8a3a3dcdca4a
SHA512 bf3ba85927c343c313acd1cba28ffb6ee8d99a6e445ebd23a9f1984453d0d70e69b262c06ebc42c422389612ef262b76d3a62688a03553af34364863085da1bb

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

MD5 ae9bf34c3d5342386729bdef459a271b
SHA1 0663c60b0ab1149dc79517917cda8f26803f289d
SHA256 074e47886359301c80d6e73ade27a14fa65f58dde03825bc70cc8a3a3dcdca4a
SHA512 bf3ba85927c343c313acd1cba28ffb6ee8d99a6e445ebd23a9f1984453d0d70e69b262c06ebc42c422389612ef262b76d3a62688a03553af34364863085da1bb

memory/1256-61-0x0000000001E00000-0x0000000001E01000-memory.dmp

memory/1256-62-0x00000000027F0000-0x0000000002BF0000-memory.dmp