Malware Analysis Report

2024-10-18 23:04

Sample ID 240121-hsl1ssggh5
Target 6ca8277f81969315d46d16c11c224055
SHA256 2ca8f098f8f4d2b0cd89a7bc7531a413de711ec4e556fb1021cc185acb334ca7
Tags
ardamax discovery keylogger persistence stealer
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

2ca8f098f8f4d2b0cd89a7bc7531a413de711ec4e556fb1021cc185acb334ca7

Threat Level: Known bad

The file 6ca8277f81969315d46d16c11c224055 was found to be: Known bad.

Malicious Activity Summary

ardamax discovery keylogger persistence stealer

Ardamax main executable

Ardamax

Checks computer location settings

Executes dropped EXE

Loads dropped DLL

Checks installed software on the system

Adds Run key to start application

Drops file in System32 directory

Unsigned PE

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-01-21 07:00

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-01-21 07:00

Reported

2024-01-21 07:02

Platform

win7-20231215-en

Max time kernel

121s

Max time network

127s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6ca8277f81969315d46d16c11c224055.exe"

Signatures

Ardamax

keylogger stealer ardamax

Ardamax main executable

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

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\28463\MOOY.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MOOY Agent = "C:\\Windows\\SysWOW64\\28463\\MOOY.exe" C:\Windows\SysWOW64\28463\MOOY.exe N/A

Checks installed software on the system

discovery

Drops file in System32 directory

Description Indicator Process Target
File created C:\Windows\SysWOW64\28463\MOOY.001 C:\Users\Admin\AppData\Local\Temp\6ca8277f81969315d46d16c11c224055.exe N/A
File created C:\Windows\SysWOW64\28463\MOOY.006 C:\Users\Admin\AppData\Local\Temp\6ca8277f81969315d46d16c11c224055.exe N/A
File created C:\Windows\SysWOW64\28463\MOOY.007 C:\Users\Admin\AppData\Local\Temp\6ca8277f81969315d46d16c11c224055.exe N/A
File created C:\Windows\SysWOW64\28463\MOOY.exe C:\Users\Admin\AppData\Local\Temp\6ca8277f81969315d46d16c11c224055.exe N/A
File created C:\Windows\SysWOW64\28463\AKV.exe C:\Users\Admin\AppData\Local\Temp\6ca8277f81969315d46d16c11c224055.exe N/A
File opened for modification C:\Windows\SysWOW64\28463 C:\Windows\SysWOW64\28463\MOOY.exe N/A

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: 33 N/A C:\Windows\SysWOW64\28463\MOOY.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\SysWOW64\28463\MOOY.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\28463\MOOY.exe N/A
N/A N/A C:\Windows\SysWOW64\28463\MOOY.exe N/A
N/A N/A C:\Windows\SysWOW64\28463\MOOY.exe N/A
N/A N/A C:\Windows\SysWOW64\28463\MOOY.exe N/A
N/A N/A C:\Windows\SysWOW64\28463\MOOY.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\6ca8277f81969315d46d16c11c224055.exe

"C:\Users\Admin\AppData\Local\Temp\6ca8277f81969315d46d16c11c224055.exe"

C:\Windows\SysWOW64\28463\MOOY.exe

"C:\Windows\system32\28463\MOOY.exe"

Network

N/A

Files

\Users\Admin\AppData\Local\Temp\@44AE.tmp

MD5 c3679c3ff636d1a6b8c65323540da371
SHA1 d184758721a426467b687bec2a4acc80fe44c6f8
SHA256 d4eba51c616b439a8819218bddf9a6fa257d55c9f04cf81441cc99cc945ad3eb
SHA512 494a0a32eef4392ecb54df6e1da7d93183473c4e45f4ac4bd6ec3b0ed8c85c58303a0d36edec41420d05ff624195f08791b6b7e018419a3251b7e71ec9b730e7

\Windows\SysWOW64\28463\MOOY.exe

MD5 17535dddecf8cb1efdba1f1952126547
SHA1 a862a9a3eb6c201751be1038537522a5281ea6cb
SHA256 1a3d28ac6359e58aa656f4734f9f36b6c09badadcf9fb900b9b118d90c38a9dd
SHA512 b4f31b552ab3bb3dafa365aa7a31f58674ae7ee82ce1d23457f2e7047431430b00abb3b5498491725639daf583b526b278a737168cfdc4e9ec796dfbc14a53d8

C:\Windows\SysWOW64\28463\AKV.exe

MD5 b8fa30233794772b8b76b4b1d91c7321
SHA1 0cf9561be2528944285e536f41d502be24c3aa87
SHA256 14116fa79ccc105fabd312b4dff74933f8684c6b27db37e5e3a79d159092d29a
SHA512 10ce8b18e7afb8c7e30bb90b0a1f199ef0b77873fa7a9efc596606e151be6b516c0ec6222a9032bdcc527e80964f53d20a28fa1881a08b4df303b2e28204549d

C:\Windows\SysWOW64\28463\MOOY.001

MD5 3b95ae9d317fcdc571694ec6f78ce4e2
SHA1 ac83887aab041c284c2f0dc835932f6060e2cc58
SHA256 2fa8190aa0669643eede6d147e29e2ed9e63e98faa671c7f79ff76c959d2de9d
SHA512 e442d8f57bda804375402609cbebcbcc8476dae0a1dfe9c682c5b64ba42cd4bc308007f76728452d25e390ea202ade033561e67d4e772ae2649dfa78505d8fe3

C:\Windows\SysWOW64\28463\MOOY.007

MD5 b5a87d630436f958c6e1d82d15f98f96
SHA1 d3ff5e92198d4df0f98a918071aca53550bf1cff
SHA256 a895ad4d23e8b2c2dc552092f645ca309e62c36d4721ebfe7afd2eee7765d4b2
SHA512 fd7bae85a86bdaa12fec826d1d38728a90e2037cb3182ad7652d8a9f54c4b322734c587b62221e6f907fce24fcf2e0ae4cce1f5e3d8861661064b4da24bd87ce

C:\Windows\SysWOW64\28463\MOOY.006

MD5 43f02e9974b1477c1e6388882f233db0
SHA1 f3e27b231193f8d5b2e1b09d05ae3a62795cf339
SHA256 3c9e56e51d5a7a1b9aefe853c12a98bf246039aa46db94227ea128f6331782ba
SHA512 e22d14735606fe75ee5e55204807c3f5531d3e0c4f63aa4a3b2d4bb6abda6128c7e2816753f2e64400ac6dae8f8ef1e013a7a464dff2a79ad9937c48821a067f

memory/2692-24-0x00000000001F0000-0x00000000001F1000-memory.dmp

memory/2692-27-0x00000000001F0000-0x00000000001F1000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-01-21 07:00

Reported

2024-01-21 07:02

Platform

win10v2004-20231215-en

Max time kernel

142s

Max time network

156s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6ca8277f81969315d46d16c11c224055.exe"

Signatures

Ardamax

keylogger stealer ardamax

Ardamax main executable

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-1-5-21-2398549320-3657759451-817663969-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\6ca8277f81969315d46d16c11c224055.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\28463\MOOY.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MOOY Agent = "C:\\Windows\\SysWOW64\\28463\\MOOY.exe" C:\Windows\SysWOW64\28463\MOOY.exe N/A

Checks installed software on the system

discovery

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\28463 C:\Windows\SysWOW64\28463\MOOY.exe N/A
File created C:\Windows\SysWOW64\28463\MOOY.001 C:\Users\Admin\AppData\Local\Temp\6ca8277f81969315d46d16c11c224055.exe N/A
File created C:\Windows\SysWOW64\28463\MOOY.006 C:\Users\Admin\AppData\Local\Temp\6ca8277f81969315d46d16c11c224055.exe N/A
File created C:\Windows\SysWOW64\28463\MOOY.007 C:\Users\Admin\AppData\Local\Temp\6ca8277f81969315d46d16c11c224055.exe N/A
File created C:\Windows\SysWOW64\28463\MOOY.exe C:\Users\Admin\AppData\Local\Temp\6ca8277f81969315d46d16c11c224055.exe N/A
File created C:\Windows\SysWOW64\28463\AKV.exe C:\Users\Admin\AppData\Local\Temp\6ca8277f81969315d46d16c11c224055.exe N/A

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: 33 N/A C:\Windows\SysWOW64\28463\MOOY.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\SysWOW64\28463\MOOY.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\28463\MOOY.exe N/A
N/A N/A C:\Windows\SysWOW64\28463\MOOY.exe N/A
N/A N/A C:\Windows\SysWOW64\28463\MOOY.exe N/A
N/A N/A C:\Windows\SysWOW64\28463\MOOY.exe N/A
N/A N/A C:\Windows\SysWOW64\28463\MOOY.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\6ca8277f81969315d46d16c11c224055.exe

"C:\Users\Admin\AppData\Local\Temp\6ca8277f81969315d46d16c11c224055.exe"

C:\Windows\SysWOW64\28463\MOOY.exe

"C:\Windows\system32\28463\MOOY.exe"

Network

Country Destination Domain Proto
US 138.91.171.81:80 tcp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 0.204.248.87.in-addr.arpa udp
US 8.8.8.8:53 71.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 25.140.123.92.in-addr.arpa udp
US 8.8.8.8:53 8.179.89.13.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Temp\@7F42.tmp

MD5 c3679c3ff636d1a6b8c65323540da371
SHA1 d184758721a426467b687bec2a4acc80fe44c6f8
SHA256 d4eba51c616b439a8819218bddf9a6fa257d55c9f04cf81441cc99cc945ad3eb
SHA512 494a0a32eef4392ecb54df6e1da7d93183473c4e45f4ac4bd6ec3b0ed8c85c58303a0d36edec41420d05ff624195f08791b6b7e018419a3251b7e71ec9b730e7

C:\Windows\SysWOW64\28463\MOOY.exe

MD5 17535dddecf8cb1efdba1f1952126547
SHA1 a862a9a3eb6c201751be1038537522a5281ea6cb
SHA256 1a3d28ac6359e58aa656f4734f9f36b6c09badadcf9fb900b9b118d90c38a9dd
SHA512 b4f31b552ab3bb3dafa365aa7a31f58674ae7ee82ce1d23457f2e7047431430b00abb3b5498491725639daf583b526b278a737168cfdc4e9ec796dfbc14a53d8

C:\Windows\SysWOW64\28463\MOOY.001

MD5 3b95ae9d317fcdc571694ec6f78ce4e2
SHA1 ac83887aab041c284c2f0dc835932f6060e2cc58
SHA256 2fa8190aa0669643eede6d147e29e2ed9e63e98faa671c7f79ff76c959d2de9d
SHA512 e442d8f57bda804375402609cbebcbcc8476dae0a1dfe9c682c5b64ba42cd4bc308007f76728452d25e390ea202ade033561e67d4e772ae2649dfa78505d8fe3

C:\Windows\SysWOW64\28463\MOOY.007

MD5 b5a87d630436f958c6e1d82d15f98f96
SHA1 d3ff5e92198d4df0f98a918071aca53550bf1cff
SHA256 a895ad4d23e8b2c2dc552092f645ca309e62c36d4721ebfe7afd2eee7765d4b2
SHA512 fd7bae85a86bdaa12fec826d1d38728a90e2037cb3182ad7652d8a9f54c4b322734c587b62221e6f907fce24fcf2e0ae4cce1f5e3d8861661064b4da24bd87ce

C:\Windows\SysWOW64\28463\MOOY.006

MD5 43f02e9974b1477c1e6388882f233db0
SHA1 f3e27b231193f8d5b2e1b09d05ae3a62795cf339
SHA256 3c9e56e51d5a7a1b9aefe853c12a98bf246039aa46db94227ea128f6331782ba
SHA512 e22d14735606fe75ee5e55204807c3f5531d3e0c4f63aa4a3b2d4bb6abda6128c7e2816753f2e64400ac6dae8f8ef1e013a7a464dff2a79ad9937c48821a067f

C:\Windows\SysWOW64\28463\AKV.exe

MD5 b8fa30233794772b8b76b4b1d91c7321
SHA1 0cf9561be2528944285e536f41d502be24c3aa87
SHA256 14116fa79ccc105fabd312b4dff74933f8684c6b27db37e5e3a79d159092d29a
SHA512 10ce8b18e7afb8c7e30bb90b0a1f199ef0b77873fa7a9efc596606e151be6b516c0ec6222a9032bdcc527e80964f53d20a28fa1881a08b4df303b2e28204549d

memory/4992-23-0x0000000000A50000-0x0000000000A51000-memory.dmp

memory/4992-27-0x0000000000A50000-0x0000000000A51000-memory.dmp