Malware Analysis Report

2024-10-18 23:06

Sample ID 240726-jxryaazakh
Target 733721fbd4479635754ad5a38711ab76_JaffaCakes118
SHA256 3d8fb48dd3a176702dd112b915f3a0855e037b60e0806aec3549fedaa8e1bf62
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

3d8fb48dd3a176702dd112b915f3a0855e037b60e0806aec3549fedaa8e1bf62

Threat Level: Known bad

The file 733721fbd4479635754ad5a38711ab76_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

ardamax discovery keylogger persistence stealer

Ardamax

Ardamax main executable

Loads dropped DLL

Executes dropped EXE

Checks computer location settings

Checks installed software on the system

Adds Run key to start application

Drops file in System32 directory

Unsigned PE

System Location Discovery: System Language Discovery

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Modifies registry class

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-26 08:03

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-26 08:03

Reported

2024-07-26 08:09

Platform

win7-20240708-en

Max time kernel

119s

Max time network

127s

Command Line

"C:\Users\Admin\AppData\Local\Temp\733721fbd4479635754ad5a38711ab76_JaffaCakes118.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\HLWA.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\HLWA Agent = "C:\\Windows\\SysWOW64\\28463\\HLWA.exe" C:\Windows\SysWOW64\28463\HLWA.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\HLWA.006 C:\Users\Admin\AppData\Local\Temp\733721fbd4479635754ad5a38711ab76_JaffaCakes118.exe N/A
File created C:\Windows\SysWOW64\28463\HLWA.007 C:\Users\Admin\AppData\Local\Temp\733721fbd4479635754ad5a38711ab76_JaffaCakes118.exe N/A
File created C:\Windows\SysWOW64\28463\HLWA.exe C:\Users\Admin\AppData\Local\Temp\733721fbd4479635754ad5a38711ab76_JaffaCakes118.exe N/A
File opened for modification C:\Windows\SysWOW64\28463 C:\Windows\SysWOW64\28463\HLWA.exe N/A
File created C:\Windows\SysWOW64\28463\HLWA.001 C:\Users\Admin\AppData\Local\Temp\733721fbd4479635754ad5a38711ab76_JaffaCakes118.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:\Windows\SysWOW64\28463\HLWA.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\733721fbd4479635754ad5a38711ab76_JaffaCakes118.exe N/A

Suspicious use of AdjustPrivilegeToken

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

Suspicious use of SetWindowsHookEx

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

Processes

C:\Users\Admin\AppData\Local\Temp\733721fbd4479635754ad5a38711ab76_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\733721fbd4479635754ad5a38711ab76_JaffaCakes118.exe"

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

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

Network

N/A

Files

\Users\Admin\AppData\Local\Temp\@F5E3.tmp

MD5 c3679c3ff636d1a6b8c65323540da371
SHA1 d184758721a426467b687bec2a4acc80fe44c6f8
SHA256 d4eba51c616b439a8819218bddf9a6fa257d55c9f04cf81441cc99cc945ad3eb
SHA512 494a0a32eef4392ecb54df6e1da7d93183473c4e45f4ac4bd6ec3b0ed8c85c58303a0d36edec41420d05ff624195f08791b6b7e018419a3251b7e71ec9b730e7

\Windows\SysWOW64\28463\HLWA.exe

MD5 17535dddecf8cb1efdba1f1952126547
SHA1 a862a9a3eb6c201751be1038537522a5281ea6cb
SHA256 1a3d28ac6359e58aa656f4734f9f36b6c09badadcf9fb900b9b118d90c38a9dd
SHA512 b4f31b552ab3bb3dafa365aa7a31f58674ae7ee82ce1d23457f2e7047431430b00abb3b5498491725639daf583b526b278a737168cfdc4e9ec796dfbc14a53d8

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

MD5 a7cf626aa50968ab112bfdf3270ca5ff
SHA1 f053dd340327caf524fa554150f2dad82a462e0c
SHA256 d556f5d1d51ea3d5658acc30a935344e43a858033b7b5caf747a8d3a7a704b23
SHA512 42174832f884f5792b877325f82580fa80fc5923de04bb423c4b44da67b40a07a8267959ce704971834cb395b4a7423efb285434c5284fc98116c65a665524ea

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

MD5 b5a87d630436f958c6e1d82d15f98f96
SHA1 d3ff5e92198d4df0f98a918071aca53550bf1cff
SHA256 a895ad4d23e8b2c2dc552092f645ca309e62c36d4721ebfe7afd2eee7765d4b2
SHA512 fd7bae85a86bdaa12fec826d1d38728a90e2037cb3182ad7652d8a9f54c4b322734c587b62221e6f907fce24fcf2e0ae4cce1f5e3d8861661064b4da24bd87ce

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

MD5 43f02e9974b1477c1e6388882f233db0
SHA1 f3e27b231193f8d5b2e1b09d05ae3a62795cf339
SHA256 3c9e56e51d5a7a1b9aefe853c12a98bf246039aa46db94227ea128f6331782ba
SHA512 e22d14735606fe75ee5e55204807c3f5531d3e0c4f63aa4a3b2d4bb6abda6128c7e2816753f2e64400ac6dae8f8ef1e013a7a464dff2a79ad9937c48821a067f

memory/2496-21-0x0000000000310000-0x0000000000311000-memory.dmp

memory/2496-27-0x0000000000310000-0x0000000000311000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-26 08:03

Reported

2024-07-26 08:08

Platform

win10v2004-20240709-en

Max time kernel

149s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\733721fbd4479635754ad5a38711ab76_JaffaCakes118.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-1-5-21-1705699165-553239100-4129523827-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\733721fbd4479635754ad5a38711ab76_JaffaCakes118.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\28463\HLWA.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\HLWA Agent = "C:\\Windows\\SysWOW64\\28463\\HLWA.exe" C:\Windows\SysWOW64\28463\HLWA.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\HLWA.001 C:\Users\Admin\AppData\Local\Temp\733721fbd4479635754ad5a38711ab76_JaffaCakes118.exe N/A
File created C:\Windows\SysWOW64\28463\HLWA.006 C:\Users\Admin\AppData\Local\Temp\733721fbd4479635754ad5a38711ab76_JaffaCakes118.exe N/A
File created C:\Windows\SysWOW64\28463\HLWA.007 C:\Users\Admin\AppData\Local\Temp\733721fbd4479635754ad5a38711ab76_JaffaCakes118.exe N/A
File created C:\Windows\SysWOW64\28463\HLWA.exe C:\Users\Admin\AppData\Local\Temp\733721fbd4479635754ad5a38711ab76_JaffaCakes118.exe N/A
File opened for modification C:\Windows\SysWOW64\28463 C:\Windows\SysWOW64\28463\HLWA.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\733721fbd4479635754ad5a38711ab76_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\28463\HLWA.exe N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000_Classes\Local Settings C:\Users\Admin\AppData\Local\Temp\733721fbd4479635754ad5a38711ab76_JaffaCakes118.exe N/A
Key created \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000_Classes\Local Settings C:\Windows\system32\OpenWith.exe N/A

Suspicious use of AdjustPrivilegeToken

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

Processes

C:\Users\Admin\AppData\Local\Temp\733721fbd4479635754ad5a38711ab76_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\733721fbd4479635754ad5a38711ab76_JaffaCakes118.exe"

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

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

C:\Windows\system32\OpenWith.exe

C:\Windows\system32\OpenWith.exe -Embedding

Network

Country Destination Domain Proto
US 8.8.8.8:53 208.194.73.20.in-addr.arpa udp
US 8.8.8.8:53 22.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 81.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 147.142.123.92.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
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

Files

C:\Users\Admin\AppData\Local\Temp\@9441.tmp

MD5 c3679c3ff636d1a6b8c65323540da371
SHA1 d184758721a426467b687bec2a4acc80fe44c6f8
SHA256 d4eba51c616b439a8819218bddf9a6fa257d55c9f04cf81441cc99cc945ad3eb
SHA512 494a0a32eef4392ecb54df6e1da7d93183473c4e45f4ac4bd6ec3b0ed8c85c58303a0d36edec41420d05ff624195f08791b6b7e018419a3251b7e71ec9b730e7

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

MD5 17535dddecf8cb1efdba1f1952126547
SHA1 a862a9a3eb6c201751be1038537522a5281ea6cb
SHA256 1a3d28ac6359e58aa656f4734f9f36b6c09badadcf9fb900b9b118d90c38a9dd
SHA512 b4f31b552ab3bb3dafa365aa7a31f58674ae7ee82ce1d23457f2e7047431430b00abb3b5498491725639daf583b526b278a737168cfdc4e9ec796dfbc14a53d8

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

MD5 a7cf626aa50968ab112bfdf3270ca5ff
SHA1 f053dd340327caf524fa554150f2dad82a462e0c
SHA256 d556f5d1d51ea3d5658acc30a935344e43a858033b7b5caf747a8d3a7a704b23
SHA512 42174832f884f5792b877325f82580fa80fc5923de04bb423c4b44da67b40a07a8267959ce704971834cb395b4a7423efb285434c5284fc98116c65a665524ea

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

MD5 b5a87d630436f958c6e1d82d15f98f96
SHA1 d3ff5e92198d4df0f98a918071aca53550bf1cff
SHA256 a895ad4d23e8b2c2dc552092f645ca309e62c36d4721ebfe7afd2eee7765d4b2
SHA512 fd7bae85a86bdaa12fec826d1d38728a90e2037cb3182ad7652d8a9f54c4b322734c587b62221e6f907fce24fcf2e0ae4cce1f5e3d8861661064b4da24bd87ce

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

MD5 43f02e9974b1477c1e6388882f233db0
SHA1 f3e27b231193f8d5b2e1b09d05ae3a62795cf339
SHA256 3c9e56e51d5a7a1b9aefe853c12a98bf246039aa46db94227ea128f6331782ba
SHA512 e22d14735606fe75ee5e55204807c3f5531d3e0c4f63aa4a3b2d4bb6abda6128c7e2816753f2e64400ac6dae8f8ef1e013a7a464dff2a79ad9937c48821a067f

memory/952-21-0x0000000000630000-0x0000000000631000-memory.dmp

memory/952-31-0x0000000000630000-0x0000000000631000-memory.dmp