azorult | 04721bfde5ece7d75ce90d7d09ddcc71028b26f2290382ffb78efcb2c436b2b6

General

Target

04721BFDE5ECE7D75CE90D7D09DDCC71028B26F229038.exe
Size

231KB
MD5

0a1c0441a4b383a7c91bb3a0b2036b20
SHA1

cc32f97cdd7389e4857ca508a4b598831f6c7fd3
SHA256

04721bfde5ece7d75ce90d7d09ddcc71028b26f2290382ffb78efcb2c436b2b6
SHA512

faa4b15dc354c966dd9447ed52cf94964b224c4b30bb9692706af119e2e6936a2e6188b7cc3743129aeb80db96ecd18573a860fe2ea6fd4bbc3c37af4e09de14

Score

10^/10

azorult infostealer trojan upx

Malware Config

Extracted

Family

azorult

C2

http://195.245.112.115/index.php

Signatures

Azorult
An information stealer that was first discovered in 2016, targeting browsing history and passwords.
trojan infostealer azorult
Executes dropped EXE 2 IoCs

Processes:

XD.exeGuMonSet32.exe

pid process

508 XD.exe
2556 GuMonSet32.exe

pid	process
508	XD.exe
2556	GuMonSet32.exe

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\GuMonSet32.exe	upx
C:\Users\Admin\AppData\Local\Temp\GuMonSet32.exe	upx

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

04721BFDE5ECE7D75CE90D7D09DDCC71028B26F229038.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Control Panel\International\Geo\Nation	04721BFDE5ECE7D75CE90D7D09DDCC71028B26F229038.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2700 508 WerFault.exe XD.exe

pid	pid_target	process	target process
2700	508	WerFault.exe	XD.exe

Modifies registry class 1 IoCs

Processes:

04721BFDE5ECE7D75CE90D7D09DDCC71028B26F229038.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance	04721BFDE5ECE7D75CE90D7D09DDCC71028B26F229038.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

WerFault.exe

pid	process
2700	WerFault.exe
2700	WerFault.exe
2700	WerFault.exe
2700	WerFault.exe
2700	WerFault.exe
2700	WerFault.exe
2700	WerFault.exe
2700	WerFault.exe
2700	WerFault.exe
2700	WerFault.exe
2700	WerFault.exe
2700	WerFault.exe
2700	WerFault.exe
2700	WerFault.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 2700 WerFault.exe
Token: SeBackupPrivilege 2700 WerFault.exe
Token: SeDebugPrivilege 2700 WerFault.exe

description	pid	process
Token: SeRestorePrivilege	2700	WerFault.exe
Token: SeBackupPrivilege	2700	WerFault.exe
Token: SeDebugPrivilege	2700	WerFault.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

04721BFDE5ECE7D75CE90D7D09DDCC71028B26F229038.exe

description	pid	process	target process
PID 808 wrote to memory of 508	808	04721BFDE5ECE7D75CE90D7D09DDCC71028B26F229038.exe	XD.exe
PID 808 wrote to memory of 508	808	04721BFDE5ECE7D75CE90D7D09DDCC71028B26F229038.exe	XD.exe
PID 808 wrote to memory of 508	808	04721BFDE5ECE7D75CE90D7D09DDCC71028B26F229038.exe	XD.exe
PID 808 wrote to memory of 2556	808	04721BFDE5ECE7D75CE90D7D09DDCC71028B26F229038.exe	GuMonSet32.exe
PID 808 wrote to memory of 2556	808	04721BFDE5ECE7D75CE90D7D09DDCC71028B26F229038.exe	GuMonSet32.exe
PID 808 wrote to memory of 2556	808	04721BFDE5ECE7D75CE90D7D09DDCC71028B26F229038.exe	GuMonSet32.exe

C:\Users\Admin\AppData\Local\Temp\04721BFDE5ECE7D75CE90D7D09DDCC71028B26F229038.exe
"C:\Users\Admin\AppData\Local\Temp\04721BFDE5ECE7D75CE90D7D09DDCC71028B26F229038.exe"
1⤵
- Checks computer location settings
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:808

C:\Users\Admin\AppData\Local\Temp\XD.exe
"C:\Users\Admin\AppData\Local\Temp\XD.exe"
2⤵
- Executes dropped EXE
PID:508

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 508 -s 1224
3⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2700

C:\Users\Admin\AppData\Local\Temp\GuMonSet32.exe
"C:\Users\Admin\AppData\Local\Temp\GuMonSet32.exe"
2⤵
- Executes dropped EXE
PID:2556

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\GuMonSet32.exe
MD5
0ee8839051ff9c7c2699c3d80043eaa7

SHA1
77ead602300e8f2556601e30bab65b4eec5cf527

SHA256
a92f119736413ecdc6d764112f57dfeee6c7f5b8cc2ec4c9e235af08cb11b771

SHA512
a5210f5fef07ef47a703e7f63842f8f93d7115f3c375d5a2812975f03d58c9a31cf24fc9e9afe47f501a732b7640146d945ce302f9c67dbad4d84311143de9df

Download Submit
C:\Users\Admin\AppData\Local\Temp\GuMonSet32.exe
MD5
0ee8839051ff9c7c2699c3d80043eaa7

SHA1
77ead602300e8f2556601e30bab65b4eec5cf527

SHA256
a92f119736413ecdc6d764112f57dfeee6c7f5b8cc2ec4c9e235af08cb11b771

SHA512
a5210f5fef07ef47a703e7f63842f8f93d7115f3c375d5a2812975f03d58c9a31cf24fc9e9afe47f501a732b7640146d945ce302f9c67dbad4d84311143de9df

Download Submit
C:\Users\Admin\AppData\Local\Temp\XD.exe
MD5
96fb8d393302d80b87fc5871102e9125

SHA1
234a809d5b9ada6b911fbe3846f55c4748cb46a0

SHA256
4a92cd9b845b492b6ba216b85dab28421111d7bbe9f31e857a767cb6fefb09a5

SHA512
46b704f5daa16002849b0473991810e5eb483e3a3ffc2fee3ad38f3f2218296dba48a19fec65aa24f81371d1068b191f30f642cc7304d6f30cb68e4fdee966dd

Download Submit
C:\Users\Admin\AppData\Local\Temp\XD.exe
MD5
96fb8d393302d80b87fc5871102e9125

SHA1
234a809d5b9ada6b911fbe3846f55c4748cb46a0

SHA256
4a92cd9b845b492b6ba216b85dab28421111d7bbe9f31e857a767cb6fefb09a5

SHA512
46b704f5daa16002849b0473991810e5eb483e3a3ffc2fee3ad38f3f2218296dba48a19fec65aa24f81371d1068b191f30f642cc7304d6f30cb68e4fdee966dd

Download Submit
memory/508-114-0x0000000000000000-mapping.dmp

Download
memory/2556-117-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads