azorult | 4be5fa9ac61777638bf7550de77fffee6aa150b0e5c55612753f5fe3d931d885

General

Target

PURCHASE ORDER.exe
Size

158KB
MD5

ce84573aa1706cc43cc2fea8a1c98447
SHA1

71af640bba2e156311b277f62faa49af184a864b
SHA256

4be5fa9ac61777638bf7550de77fffee6aa150b0e5c55612753f5fe3d931d885
SHA512

e0bb1ab721099aec4ff92c550460e94cc8ef9662a2f44ac977f793bd5d8633b0969ae5c502b2f8dcffb1710f55e63672709a4cab2d4e86a530ed70209bb17aa1
SSDEEP

3072:Gc+LTYERpkurjMNT8dG8LiykZrFMM/j0dRDaUmwb:kLTYm3XsGG8uykxjsDaUmw

Score

10^/10

azorult collection infostealer spyware stealer trojan

Malware Config

Extracted

Family

azorult

C2

http://34.217.22.124/index.php

Signatures

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

Loads dropped DLL 4 IoCs

pid	Process
2324	vbc.exe
2324	vbc.exe
2324	vbc.exe
2324	vbc.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
T1081
Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	vbc.exe
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	vbc.exe
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook	vbc.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4756 set thread context of 2324	4756	PURCHASE ORDER.exe	84

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

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

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2324	vbc.exe
2324	vbc.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4756 wrote to memory of 2324	4756	PURCHASE ORDER.exe	84
PID 4756 wrote to memory of 2324	4756	PURCHASE ORDER.exe	84
PID 4756 wrote to memory of 2324	4756	PURCHASE ORDER.exe	84
PID 4756 wrote to memory of 2324	4756	PURCHASE ORDER.exe	84
PID 4756 wrote to memory of 2324	4756	PURCHASE ORDER.exe	84
PID 4756 wrote to memory of 2324	4756	PURCHASE ORDER.exe	84
PID 4756 wrote to memory of 2324	4756	PURCHASE ORDER.exe	84
PID 4756 wrote to memory of 2324	4756	PURCHASE ORDER.exe	84
PID 4756 wrote to memory of 2324	4756	PURCHASE ORDER.exe	84

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	vbc.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	vbc.exe

C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER.exe
"C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4756
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
  2⤵
  - Loads dropped DLL
  - Accesses Microsoft Outlook profiles
  - Checks processor information in registry
  - Suspicious behavior: EnumeratesProcesses
  - outlook_office_path
  - outlook_win_path
  PID:2324

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scripting

1

T1064

Persistence

Privilege Escalation

Defense Evasion

Scripting

1

T1064

Credential Access

Credentials in Files

1

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\2fda\mozglue.dll

Filesize
135KB

MD5
9e682f1eb98a9d41468fc3e50f907635

SHA1
85e0ceca36f657ddf6547aa0744f0855a27527ee

SHA256
830533bb569594ec2f7c07896b90225006b90a9af108f49d6fb6bebd02428b2d

SHA512
230230722d61ac1089fabf3f2decfa04f9296498f8e2a2a49b1527797dca67b5a11ab8656f04087acadf873fa8976400d57c77c404eba4aff89d92b9986f32ed

Download Submit
C:\Users\Admin\AppData\Local\Temp\2fda\msvcp140.dll

Filesize
429KB

MD5
109f0f02fd37c84bfc7508d4227d7ed5

SHA1
ef7420141bb15ac334d3964082361a460bfdb975

SHA256
334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4

SHA512
46eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39

Download Submit
C:\Users\Admin\AppData\Local\Temp\2fda\nss3.dll

Filesize
1.2MB

MD5
556ea09421a0f74d31c4c0a89a70dc23

SHA1
f739ba9b548ee64b13eb434a3130406d23f836e3

SHA256
f0e6210d4a0d48c7908d8d1c270449c91eb4523e312a61256833bfeaf699abfb

SHA512
2481fc80dffa8922569552c3c3ebaef8d0341b80427447a14b291ec39ea62ab9c05a75e85eef5ea7f857488cab1463c18586f9b076e2958c5a314e459045ede2

Download Submit
C:\Users\Admin\AppData\Local\Temp\2fda\vcruntime140.dll

Filesize
81KB

MD5
7587bf9cb4147022cd5681b015183046

SHA1
f2106306a8f6f0da5afb7fc765cfa0757ad5a628

SHA256
c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d

SHA512
0b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f

Download Submit
memory/2324-135-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/2324-139-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/2324-140-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/2324-248-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/4756-133-0x0000000000350000-0x000000000037E000-memory.dmp

Filesize
184KB

Download
memory/4756-134-0x0000000004CE0000-0x0000000004D46000-memory.dmp

Filesize
408KB

Download
memory/4756-136-0x0000000004EC0000-0x0000000004ED0000-memory.dmp

Filesize
64KB

Download

Analysis

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