azorult | a50376b1375f041a534a74ea0cecd6429b4e26747059a4a4c72ef91bb04d7080

General

Target

ACCEPT_014STSY529093.PDF.exe
Size

108KB
MD5

996817a2a2c9afe0a459bd0cc9a68d74
SHA1

23770e473ea88638874473b631602f437a799760
SHA256

a50376b1375f041a534a74ea0cecd6429b4e26747059a4a4c72ef91bb04d7080
SHA512

24a7cdcaf49b9d565da4df977b084f0b94c82f33f1dd80621e649040baa85565aef9cb147036674ec57f3586e3038cdafacbdb6724e61a651c168359deda1df1
SSDEEP

3072:6dS3TaTBi6I/TPDe3R2/8fDvDySHzDed:65i7TSB2abGSH

Score

10^/10

azorult collection credential_access discovery infostealer spyware stealer trojan

Malware Config

Extracted

Family

azorult

C2

http://l0h5.shop/CM341/index.php

Signatures

Azorult
An information stealer that was first discovered in 2016, targeting browsing history and passwords.
trojan infostealer azorult
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003
Loads dropped DLL 4 IoCs

Processes:

MSBuild.exe

pid process

4028 MSBuild.exe
4028 MSBuild.exe
4028 MSBuild.exe
4028 MSBuild.exe
Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

Credentials In Files
T1552.001

pid	process
4028	MSBuild.exe
4028	MSBuild.exe
4028	MSBuild.exe
4028	MSBuild.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

MSBuild.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook	MSBuild.exe

Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials In Files
T1552.001
Suspicious use of SetThreadContext 1 IoCs

Processes:

ACCEPT_014STSY529093.PDF.exe

description pid process target process

PID 5012 set thread context of 4028 5012 ACCEPT_014STSY529093.PDF.exe MSBuild.exe

description	pid	process	target process
PID 5012 set thread context of 4028	5012	ACCEPT_014STSY529093.PDF.exe	MSBuild.exe

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

Processes:

cmd.exetimeout.exeMSBuild.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	timeout.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSBuild.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

MSBuild.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	MSBuild.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	MSBuild.exe

Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

2376 timeout.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

MSBuild.exe

pid process

4028 MSBuild.exe
4028 MSBuild.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

ACCEPT_014STSY529093.PDF.exe

description pid process

Token: SeDebugPrivilege 5012 ACCEPT_014STSY529093.PDF.exe

pid	process
2376	timeout.exe

pid	process
4028	MSBuild.exe
4028	MSBuild.exe

description	pid	process
Token: SeDebugPrivilege	5012	ACCEPT_014STSY529093.PDF.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

ACCEPT_014STSY529093.PDF.exeMSBuild.execmd.exe

description	pid	process	target process
PID 5012 wrote to memory of 4028	5012	ACCEPT_014STSY529093.PDF.exe	MSBuild.exe
PID 5012 wrote to memory of 4028	5012	ACCEPT_014STSY529093.PDF.exe	MSBuild.exe
PID 5012 wrote to memory of 4028	5012	ACCEPT_014STSY529093.PDF.exe	MSBuild.exe
PID 5012 wrote to memory of 4028	5012	ACCEPT_014STSY529093.PDF.exe	MSBuild.exe
PID 5012 wrote to memory of 4028	5012	ACCEPT_014STSY529093.PDF.exe	MSBuild.exe
PID 5012 wrote to memory of 4028	5012	ACCEPT_014STSY529093.PDF.exe	MSBuild.exe
PID 5012 wrote to memory of 4028	5012	ACCEPT_014STSY529093.PDF.exe	MSBuild.exe
PID 5012 wrote to memory of 4028	5012	ACCEPT_014STSY529093.PDF.exe	MSBuild.exe
PID 5012 wrote to memory of 4028	5012	ACCEPT_014STSY529093.PDF.exe	MSBuild.exe
PID 4028 wrote to memory of 4564	4028	MSBuild.exe	cmd.exe
PID 4028 wrote to memory of 4564	4028	MSBuild.exe	cmd.exe
PID 4028 wrote to memory of 4564	4028	MSBuild.exe	cmd.exe
PID 4564 wrote to memory of 2376	4564	cmd.exe	timeout.exe
PID 4564 wrote to memory of 2376	4564	cmd.exe	timeout.exe
PID 4564 wrote to memory of 2376	4564	cmd.exe	timeout.exe

outlook_office_path 1 IoCs

Processes:

MSBuild.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	MSBuild.exe

outlook_win_path 1 IoCs

Processes:

MSBuild.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\ACCEPT_014STSY529093.PDF.exe
"C:\Users\Admin\AppData\Local\Temp\ACCEPT_014STSY529093.PDF.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5012

C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
2⤵
- Loads dropped DLL
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:4028

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c C:\Windows\system32\timeout.exe 3 & del "MSBuild.exe"
3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4564

C:\Windows\SysWOW64\timeout.exe
C:\Windows\system32\timeout.exe 3
4⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:2376

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

3

T1552

Credentials In Files

3

T1552.001

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\63C4DD16\mozglue.dll

Filesize
135KB

MD5
9e682f1eb98a9d41468fc3e50f907635

SHA1
85e0ceca36f657ddf6547aa0744f0855a27527ee

SHA256
830533bb569594ec2f7c07896b90225006b90a9af108f49d6fb6bebd02428b2d

SHA512
230230722d61ac1089fabf3f2decfa04f9296498f8e2a2a49b1527797dca67b5a11ab8656f04087acadf873fa8976400d57c77c404eba4aff89d92b9986f32ed

Download Submit
C:\Users\Admin\AppData\Local\Temp\63C4DD16\msvcp140.dll

Filesize
429KB

MD5
109f0f02fd37c84bfc7508d4227d7ed5

SHA1
ef7420141bb15ac334d3964082361a460bfdb975

SHA256
334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4

SHA512
46eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39

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C:\Users\Admin\AppData\Local\Temp\63C4DD16\nss3.dll

Filesize
1.2MB

MD5
556ea09421a0f74d31c4c0a89a70dc23

SHA1
f739ba9b548ee64b13eb434a3130406d23f836e3

SHA256
f0e6210d4a0d48c7908d8d1c270449c91eb4523e312a61256833bfeaf699abfb

SHA512
2481fc80dffa8922569552c3c3ebaef8d0341b80427447a14b291ec39ea62ab9c05a75e85eef5ea7f857488cab1463c18586f9b076e2958c5a314e459045ede2

Download Submit
C:\Users\Admin\AppData\Local\Temp\63C4DD16\vcruntime140.dll

Filesize
81KB

MD5
7587bf9cb4147022cd5681b015183046

SHA1
f2106306a8f6f0da5afb7fc765cfa0757ad5a628

SHA256
c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d

SHA512
0b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f

Download Submit
memory/4028-8-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/4028-7-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/4028-4-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/4028-117-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/5012-1-0x00007FFD8B303000-0x00007FFD8B305000-memory.dmp

Filesize
8KB

Download
memory/5012-9-0x00007FFD8B300000-0x00007FFD8BDC1000-memory.dmp

Filesize
10.8MB

Download
memory/5012-3-0x0000000000E10000-0x0000000000E1A000-memory.dmp

Filesize
40KB

Download
memory/5012-2-0x00007FFD8B300000-0x00007FFD8BDC1000-memory.dmp

Filesize
10.8MB

Download
memory/5012-0-0x0000000000630000-0x0000000000650000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads