Malware Analysis Report

2024-08-06 13:28

Sample ID 240629-zhay8awbje
Target Win32.Unclassified.zip
SHA256 58967f9cf22df6119b110d5a0f55ec1ca8cedfda63e7fa5b90301c52474a731f
Tags
azorult infostealer trojan upx
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

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

58967f9cf22df6119b110d5a0f55ec1ca8cedfda63e7fa5b90301c52474a731f

Threat Level: Known bad

The file Win32.Unclassified.zip was found to be: Known bad.

Malicious Activity Summary

azorult infostealer trojan upx

Azorult

Checks computer location settings

Deletes itself

UPX packed file

Suspicious use of SetThreadContext

Unsigned PE

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

Delays execution with timeout.exe

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK Matrix V13

Initial Access
TA0001
Execution
TA0002
Persistence
TA0003
Privilege Escalation
TA0004
Defense Evasion
TA0005
Credential Access
TA0006
Discovery
TA0007
System Information Discovery
T1082
Query Registry
T1012
Lateral Movement
TA0008
Collection
TA0009
Exfiltration
TA0010
Command and Control
TA0011
Impact
TA0040
Resource Development
TA0042
Reconnaissance
TA0043

Analysis: static1

Detonation Overview

Reported

2024-06-29 20:42

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-29 20:42

Reported

2024-06-29 20:42

Platform

win7-20240508-en

Max time kernel

5s

Max time network

8s

Command Line

"C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe"

Signatures

Azorult

trojan infostealer azorult

Deletes itself

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

UPX packed file

upx
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
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2104 set thread context of 2652 N/A C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe

Enumerates physical storage devices

Delays execution with timeout.exe

evasion
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\timeout.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2104 wrote to memory of 2652 N/A C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe
PID 2104 wrote to memory of 2652 N/A C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe
PID 2104 wrote to memory of 2652 N/A C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe
PID 2104 wrote to memory of 2652 N/A C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe
PID 2104 wrote to memory of 2652 N/A C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe
PID 2104 wrote to memory of 2652 N/A C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe
PID 2104 wrote to memory of 2652 N/A C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe
PID 2104 wrote to memory of 2652 N/A C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe
PID 2652 wrote to memory of 2916 N/A C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe C:\Windows\SysWOW64\cmd.exe
PID 2652 wrote to memory of 2916 N/A C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe C:\Windows\SysWOW64\cmd.exe
PID 2652 wrote to memory of 2916 N/A C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe C:\Windows\SysWOW64\cmd.exe
PID 2652 wrote to memory of 2916 N/A C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe C:\Windows\SysWOW64\cmd.exe
PID 2916 wrote to memory of 2904 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\timeout.exe
PID 2916 wrote to memory of 2904 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\timeout.exe
PID 2916 wrote to memory of 2904 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\timeout.exe
PID 2916 wrote to memory of 2904 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\timeout.exe

Processes

C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe

"C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe"

C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe

"C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe"

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /c timeout 1 & del "C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe"

C:\Windows\SysWOW64\timeout.exe

timeout 1

Network

Country Destination Domain Proto
US 8.8.8.8:53 benchadcrd.nl udp

Files

memory/2104-0-0x0000000074B41000-0x0000000074B42000-memory.dmp

memory/2104-1-0x0000000074B40000-0x00000000750EB000-memory.dmp

memory/2104-2-0x0000000074B40000-0x00000000750EB000-memory.dmp

memory/2652-3-0x0000000000400000-0x0000000000486000-memory.dmp

memory/2652-13-0x0000000000400000-0x0000000000486000-memory.dmp

memory/2652-16-0x0000000000400000-0x0000000000486000-memory.dmp

memory/2104-17-0x0000000074B40000-0x00000000750EB000-memory.dmp

memory/2652-15-0x0000000000400000-0x0000000000486000-memory.dmp

memory/2652-14-0x0000000000400000-0x0000000000486000-memory.dmp

memory/2652-11-0x0000000000400000-0x0000000000486000-memory.dmp

memory/2652-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2652-7-0x0000000000400000-0x0000000000486000-memory.dmp

memory/2652-6-0x0000000000400000-0x0000000000486000-memory.dmp

memory/2652-18-0x0000000000400000-0x0000000000486000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-29 20:42

Reported

2024-06-29 20:45

Platform

win10v2004-20240611-en

Max time kernel

136s

Max time network

127s

Command Line

"C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe"

Signatures

Azorult

trojan infostealer azorult

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe N/A

UPX packed file

upx
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
N/A N/A N/A N/A
N/A N/A N/A N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 3972 set thread context of 3472 N/A C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe

Enumerates physical storage devices

Delays execution with timeout.exe

evasion
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\timeout.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3972 wrote to memory of 3368 N/A C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe
PID 3972 wrote to memory of 3368 N/A C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe
PID 3972 wrote to memory of 3368 N/A C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe
PID 3972 wrote to memory of 3472 N/A C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe
PID 3972 wrote to memory of 3472 N/A C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe
PID 3972 wrote to memory of 3472 N/A C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe
PID 3972 wrote to memory of 3472 N/A C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe
PID 3972 wrote to memory of 3472 N/A C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe
PID 3972 wrote to memory of 3472 N/A C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe
PID 3972 wrote to memory of 3472 N/A C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe
PID 3972 wrote to memory of 3472 N/A C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe
PID 3472 wrote to memory of 1208 N/A C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe C:\Windows\SysWOW64\cmd.exe
PID 3472 wrote to memory of 1208 N/A C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe C:\Windows\SysWOW64\cmd.exe
PID 3472 wrote to memory of 1208 N/A C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe C:\Windows\SysWOW64\cmd.exe
PID 1208 wrote to memory of 4124 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\timeout.exe
PID 1208 wrote to memory of 4124 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\timeout.exe
PID 1208 wrote to memory of 4124 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\timeout.exe

Processes

C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe

"C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe"

C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe

"C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe"

C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe

"C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe"

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /c timeout 1 & del "C:\Users\Admin\AppData\Local\Temp\5a765351046fea1490d20f25.exe"

C:\Windows\SysWOW64\timeout.exe

timeout 1

Network

Country Destination Domain Proto
US 8.8.8.8:53 benchadcrd.nl udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 20.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
NL 23.62.61.194:443 www.bing.com tcp
US 8.8.8.8:53 194.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.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
US 8.8.8.8:53 45.19.74.20.in-addr.arpa udp
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp

Files

memory/3972-0-0x00000000754F2000-0x00000000754F3000-memory.dmp

memory/3972-1-0x00000000754F0000-0x0000000075AA1000-memory.dmp

memory/3972-2-0x00000000754F0000-0x0000000075AA1000-memory.dmp

memory/3472-3-0x0000000000400000-0x0000000000486000-memory.dmp

memory/3472-5-0x0000000000400000-0x0000000000486000-memory.dmp

memory/3472-7-0x0000000000400000-0x0000000000486000-memory.dmp

memory/3472-8-0x0000000000400000-0x0000000000486000-memory.dmp

memory/3972-9-0x00000000754F0000-0x0000000075AA1000-memory.dmp

memory/3472-10-0x0000000000400000-0x0000000000486000-memory.dmp