Malware Analysis Report

2024-10-24 20:57

Sample ID 241017-fn4nyatarh
Target 93b50ca44007e8e7c67b3f017302a72a47dd2fb77162e59486e29a72d4523c8aN
SHA256 93b50ca44007e8e7c67b3f017302a72a47dd2fb77162e59486e29a72d4523c8a
Tags
ammyyadmin discovery rat
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

93b50ca44007e8e7c67b3f017302a72a47dd2fb77162e59486e29a72d4523c8a

Threat Level: Known bad

The file 93b50ca44007e8e7c67b3f017302a72a47dd2fb77162e59486e29a72d4523c8aN was found to be: Known bad.

Malicious Activity Summary

ammyyadmin discovery rat

AmmyyAdmin payload

Ammyyadmin family

Ammyy Admin

Checks computer location settings

Executes dropped EXE

Loads dropped DLL

System Location Discovery: System Language Discovery

Unsigned PE

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-10-17 05:02

Signatures

AmmyyAdmin payload

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

Ammyyadmin family

ammyyadmin

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-17 05:02

Reported

2024-10-17 05:04

Platform

win7-20240708-en

Max time kernel

118s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\93b50ca44007e8e7c67b3f017302a72a47dd2fb77162e59486e29a72d4523c8aN.exe"

Signatures

Ammyy Admin

rat ammyyadmin

AmmyyAdmin payload

Description Indicator Process Target
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

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\93b50ca44007e8e7c67b3f017302a72a47dd2fb77162e59486e29a72d4523c8aN.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\budha.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\93b50ca44007e8e7c67b3f017302a72a47dd2fb77162e59486e29a72d4523c8aN.exe

"C:\Users\Admin\AppData\Local\Temp\93b50ca44007e8e7c67b3f017302a72a47dd2fb77162e59486e29a72d4523c8aN.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
US 8.8.8.8:53 cry-havok.org udp
US 15.197.148.33:443 cry-havok.org tcp
US 15.197.148.33:443 cry-havok.org tcp
US 15.197.148.33:443 cry-havok.org tcp
US 15.197.148.33:443 cry-havok.org tcp
US 15.197.148.33:443 cry-havok.org tcp
US 15.197.148.33:443 cry-havok.org tcp
US 15.197.148.33:443 cry-havok.org tcp
US 15.197.148.33:443 cry-havok.org tcp
US 15.197.148.33:443 cry-havok.org tcp
US 15.197.148.33:443 cry-havok.org tcp
US 15.197.148.33:443 cry-havok.org tcp
US 15.197.148.33:443 cry-havok.org tcp
US 15.197.148.33:443 cry-havok.org tcp
US 15.197.148.33:443 cry-havok.org tcp
US 15.197.148.33:443 cry-havok.org tcp
US 15.197.148.33:443 cry-havok.org tcp
US 15.197.148.33:443 cry-havok.org tcp
US 15.197.148.33:443 cry-havok.org tcp
US 15.197.148.33:443 cry-havok.org tcp
US 15.197.148.33:443 cry-havok.org tcp
US 15.197.148.33:443 cry-havok.org tcp
US 15.197.148.33:443 cry-havok.org tcp
US 15.197.148.33:443 cry-havok.org tcp
US 15.197.148.33:443 cry-havok.org tcp
US 15.197.148.33:443 cry-havok.org tcp
US 15.197.148.33:443 cry-havok.org tcp
US 15.197.148.33:443 cry-havok.org tcp
US 15.197.148.33:443 cry-havok.org tcp
US 15.197.148.33:443 cry-havok.org tcp
US 15.197.148.33:443 cry-havok.org tcp
US 15.197.148.33:443 cry-havok.org tcp
US 15.197.148.33:443 cry-havok.org tcp
US 15.197.148.33:443 cry-havok.org tcp
US 15.197.148.33:443 cry-havok.org tcp
US 15.197.148.33:443 cry-havok.org tcp
US 15.197.148.33:443 cry-havok.org tcp
US 15.197.148.33:443 cry-havok.org tcp
US 15.197.148.33:443 cry-havok.org tcp

Files

memory/1172-0-0x0000000000400000-0x000000000040A000-memory.dmp

memory/1172-1-0x00000000003F0000-0x00000000003F1000-memory.dmp

memory/1172-3-0x0000000002B10000-0x0000000002F10000-memory.dmp

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

MD5 d0598ef0c9c04c97f87cb8d27116bfe0
SHA1 31ff047b7934b96d6547b1ad242852a29dfb3d89
SHA256 f90023652cefff0c809352c07037daa838d9413f0696963be815520cc236e1a7
SHA512 8d73bf47183782963a387da083432a545d25aa3efd67b65b4cd828a7ba215d5d67d5f64352a8dd41ccb9d04270af1e36f9c3510a3c43df05c1727b2ec9c5dd10

memory/1044-11-0x0000000000400000-0x000000000040A000-memory.dmp

memory/1172-10-0x0000000000400000-0x000000000040A000-memory.dmp

memory/1044-13-0x0000000001D60000-0x0000000001D61000-memory.dmp

memory/1044-14-0x0000000002B20000-0x0000000002F20000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\CabFDE1.tmp

MD5 49aebf8cbd62d92ac215b2923fb1b9f5
SHA1 1723be06719828dda65ad804298d0431f6aff976
SHA256 b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
SHA512 bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

C:\Users\Admin\AppData\Local\Temp\TarFDF3.tmp

MD5 4ea6026cf93ec6338144661bf1202cd1
SHA1 a1dec9044f750ad887935a01430bf49322fbdcb7
SHA256 8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
SHA512 6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

memory/1044-85-0x0000000000400000-0x000000000040A000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-17 05:02

Reported

2024-10-17 05:04

Platform

win10v2004-20241007-en

Max time kernel

119s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\93b50ca44007e8e7c67b3f017302a72a47dd2fb77162e59486e29a72d4523c8aN.exe"

Signatures

Ammyy Admin

rat ammyyadmin

AmmyyAdmin payload

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

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\93b50ca44007e8e7c67b3f017302a72a47dd2fb77162e59486e29a72d4523c8aN.exe 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

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\budha.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\93b50ca44007e8e7c67b3f017302a72a47dd2fb77162e59486e29a72d4523c8aN.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\93b50ca44007e8e7c67b3f017302a72a47dd2fb77162e59486e29a72d4523c8aN.exe

"C:\Users\Admin\AppData\Local\Temp\93b50ca44007e8e7c67b3f017302a72a47dd2fb77162e59486e29a72d4523c8aN.exe"

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 maitikio.com udp
US 8.8.8.8:53 cry-havok.org udp
US 3.33.130.190:443 cry-havok.org tcp
US 8.8.8.8:53 190.130.33.3.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 150.171.27.10:443 g.bing.com tcp
US 3.33.130.190:443 cry-havok.org tcp
US 8.8.8.8:53 133.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 10.27.171.150.in-addr.arpa udp
US 8.8.8.8:53 41.249.124.192.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 3.33.130.190:443 cry-havok.org tcp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 8.8.8.8:53 maitikio.com udp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 8.8.8.8:53 maitikio.com udp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 8.8.8.8:53 maitikio.com udp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 8.8.8.8:53 maitikio.com udp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 8.8.8.8:53 maitikio.com udp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 8.8.8.8:53 maitikio.com udp
US 3.33.130.190:443 cry-havok.org tcp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 3.33.130.190:443 cry-havok.org tcp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 8.8.8.8:53 75.117.19.2.in-addr.arpa udp
US 8.8.8.8:53 maitikio.com udp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 8.8.8.8:53 maitikio.com udp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 8.8.8.8:53 maitikio.com udp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 8.8.8.8:53 maitikio.com udp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 8.8.8.8:53 maitikio.com udp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 8.8.8.8:53 maitikio.com udp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 8.8.8.8:53 maitikio.com udp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 8.8.8.8:53 maitikio.com udp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 8.8.8.8:53 maitikio.com udp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 8.8.8.8:53 maitikio.com udp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 8.8.8.8:53 maitikio.com udp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 8.8.8.8:53 maitikio.com udp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
US 3.33.130.190:443 cry-havok.org tcp
US 8.8.8.8:53 maitikio.com udp
US 3.33.130.190:443 cry-havok.org tcp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 8.8.8.8:53 maitikio.com udp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 8.8.8.8:53 maitikio.com udp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 8.8.8.8:53 maitikio.com udp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 8.8.8.8:53 maitikio.com udp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp
US 3.33.130.190:443 cry-havok.org tcp

Files

memory/4712-0-0x0000000000400000-0x000000000040A000-memory.dmp

memory/4712-1-0x00000000022E0000-0x00000000022E1000-memory.dmp

memory/4712-3-0x0000000002700000-0x0000000002B00000-memory.dmp

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

MD5 d0598ef0c9c04c97f87cb8d27116bfe0
SHA1 31ff047b7934b96d6547b1ad242852a29dfb3d89
SHA256 f90023652cefff0c809352c07037daa838d9413f0696963be815520cc236e1a7
SHA512 8d73bf47183782963a387da083432a545d25aa3efd67b65b4cd828a7ba215d5d67d5f64352a8dd41ccb9d04270af1e36f9c3510a3c43df05c1727b2ec9c5dd10

memory/4712-12-0x0000000000400000-0x000000000040A000-memory.dmp

memory/1220-13-0x0000000002200000-0x0000000002201000-memory.dmp

memory/1220-14-0x0000000002570000-0x0000000002970000-memory.dmp

memory/1220-21-0x0000000000400000-0x000000000040A000-memory.dmp