azorult | 980fb51b13fc0116ca06b8e5d8116569942b53eb4ae54c33b62e731f149cb136

General

Target

gunzipped.exe
Size

585KB
MD5

aa13abcbaf1697b198400cef3838565d
SHA1

ba6f2484092471309cdff846434986f0eb26cfa6
SHA256

980fb51b13fc0116ca06b8e5d8116569942b53eb4ae54c33b62e731f149cb136
SHA512

4f957f397c62cbc515ebb8ca9953d60ecceb800616922a3302cf1ca78b168a58dc6031b65110afd614d17650f2e99e320ee249163e22dadde150878b571f2769

Score

10^/10

azorult infostealer trojan

Malware Config

Extracted

Family

azorult

C2

https://sofcoholidays.com/wp-includes/js/crop/az/index.php

Signatures

Azorult
An information stealer that was first discovered in 2016, targeting browsing history and passwords.
trojan infostealer azorult

ServiceHost packer 12 IoCs

Detects ServiceHost packer used for .NET malware

Processes:

resource	yara_rule
behavioral2/memory/4916-5-0x000000000041A1F8-mapping.dmp	servicehost
behavioral2/memory/4916-4-0x000000000041A1F8-mapping.dmp	servicehost
behavioral2/memory/4916-6-0x000000000041A1F8-mapping.dmp	servicehost
behavioral2/memory/4916-7-0x000000000041A1F8-mapping.dmp	servicehost
behavioral2/memory/4916-8-0x000000000041A1F8-mapping.dmp	servicehost
behavioral2/memory/4916-9-0x000000000041A1F8-mapping.dmp	servicehost
behavioral2/memory/4916-10-0x000000000041A1F8-mapping.dmp	servicehost
behavioral2/memory/4916-12-0x000000000041A1F8-mapping.dmp	servicehost
behavioral2/memory/4916-11-0x000000000041A1F8-mapping.dmp	servicehost
behavioral2/memory/4916-13-0x000000000041A1F8-mapping.dmp	servicehost
behavioral2/memory/4916-14-0x000000000041A1F8-mapping.dmp	servicehost
behavioral2/memory/4916-15-0x000000000041A1F8-mapping.dmp	servicehost

Suspicious use of SetThreadContext 1 IoCs

Processes:

gunzipped.exe

description pid process target process

PID 4756 set thread context of 4916 4756 gunzipped.exe gunzipped.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3104 4916 WerFault.exe gunzipped.exe

description	pid	process	target process
PID 4756 set thread context of 4916	4756	gunzipped.exe	gunzipped.exe

pid	pid_target	process	target process
3104	4916	WerFault.exe	gunzipped.exe

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

Processes:

gunzipped.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349	gunzipped.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	gunzipped.exe

Suspicious behavior: EnumeratesProcesses 17 IoCs

Processes:

gunzipped.exeWerFault.exe

pid	process
4756	gunzipped.exe
4756	gunzipped.exe
3104	WerFault.exe
3104	WerFault.exe
3104	WerFault.exe
3104	WerFault.exe
3104	WerFault.exe
3104	WerFault.exe
3104	WerFault.exe
3104	WerFault.exe
3104	WerFault.exe
3104	WerFault.exe
3104	WerFault.exe
3104	WerFault.exe
3104	WerFault.exe
3104	WerFault.exe
3104	WerFault.exe

Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

gunzipped.exe

pid process

4756 gunzipped.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 3104 WerFault.exe
Token: SeBackupPrivilege 3104 WerFault.exe
Token: SeDebugPrivilege 3104 WerFault.exe

description	pid	process
Token: SeRestorePrivilege	3104	WerFault.exe
Token: SeBackupPrivilege	3104	WerFault.exe
Token: SeDebugPrivilege	3104	WerFault.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

gunzipped.exe

description	pid	process	target process
PID 4756 wrote to memory of 4916	4756	gunzipped.exe	gunzipped.exe
PID 4756 wrote to memory of 4916	4756	gunzipped.exe	gunzipped.exe
PID 4756 wrote to memory of 4916	4756	gunzipped.exe	gunzipped.exe

C:\Users\Admin\AppData\Local\Temp\gunzipped.exe
"C:\Users\Admin\AppData\Local\Temp\gunzipped.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:4756

C:\Users\Admin\AppData\Local\Temp\gunzipped.exe
"C:\Users\Admin\AppData\Local\Temp\gunzipped.exe"
2⤵
- Modifies system certificate store
PID:4916

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4916 -s 1616
3⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3104

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Install Root Certificate

1

T1130

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/3104-3-0x0000000004060000-0x0000000004061000-memory.dmp

Filesize
4KB

Download
memory/3104-16-0x0000000004890000-0x0000000004891000-memory.dmp

Filesize
4KB

Download
memory/4916-8-0x000000000041A1F8-mapping.dmp

Download
memory/4916-9-0x000000000041A1F8-mapping.dmp

Download
memory/4916-5-0x000000000041A1F8-mapping.dmp

Download
memory/4916-4-0x000000000041A1F8-mapping.dmp

Download
memory/4916-6-0x000000000041A1F8-mapping.dmp

Download
memory/4916-7-0x000000000041A1F8-mapping.dmp

Download
memory/4916-0-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/4916-2-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/4916-10-0x000000000041A1F8-mapping.dmp

Download
memory/4916-12-0x000000000041A1F8-mapping.dmp

Download
memory/4916-11-0x000000000041A1F8-mapping.dmp

Download
memory/4916-13-0x000000000041A1F8-mapping.dmp

Download
memory/4916-14-0x000000000041A1F8-mapping.dmp

Download
memory/4916-15-0x000000000041A1F8-mapping.dmp

Download
memory/4916-1-0x000000000041A1F8-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads