azorult | 88d85389a8bc58e0fa3ccb779d27f1335315defa9e9d2b6daf7efa36bd73497b

General

Target

12104051Y0.exe
Size

367KB
MD5

825b7a085ae7207655bdd513e2c70a6b
SHA1

c57c0456d65d5fbb11c3356428d894e4de342161
SHA256

6a224b836950c4a18a5ecc67634a231418b62d9ef81b7fb6cf26dfba00d5c9d0
SHA512

bb416154836e2619ed54f72894901930ea1889e8a2d0fd0f020e6a4618918fb5f90db593b41fc180a6bd0560ac0e6f773a655927ad4d6930b15de67da0854c08

Score

10^/10

azorult infostealer spyware stealer trojan

Malware Config

Extracted

Family

azorult

C2

http://bengalcement.com.bd/AxPu/index.php

Signatures

Azorult
An information stealer that was first discovered in 2016, targeting browsing history and passwords.
trojan infostealer azorult
Loads dropped DLL 6 IoCs

Processes:

12104051Y0.exeMSBuild.exe

pid process

3928 12104051Y0.exe
2804 MSBuild.exe
2804 MSBuild.exe
2804 MSBuild.exe
2804 MSBuild.exe
2804 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
T1081
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials in Files
T1081
Suspicious use of SetThreadContext 1 IoCs

Processes:

12104051Y0.exe

description pid process target process

PID 3928 set thread context of 2804 3928 12104051Y0.exe MSBuild.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

pid	process
3928	12104051Y0.exe
2804	MSBuild.exe
2804	MSBuild.exe
2804	MSBuild.exe
2804	MSBuild.exe
2804	MSBuild.exe

description	pid	process	target process
PID 3928 set thread context of 2804	3928	12104051Y0.exe	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 opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	MSBuild.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	MSBuild.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

MSBuild.exe

pid process

2804 MSBuild.exe
2804 MSBuild.exe
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

12104051Y0.exe

pid process

3928 12104051Y0.exe

pid	process
2804	MSBuild.exe
2804	MSBuild.exe

pid	process
3928	12104051Y0.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

12104051Y0.exe

description	pid	process	target process
PID 3928 wrote to memory of 2804	3928	12104051Y0.exe	MSBuild.exe
PID 3928 wrote to memory of 2804	3928	12104051Y0.exe	MSBuild.exe
PID 3928 wrote to memory of 2804	3928	12104051Y0.exe	MSBuild.exe
PID 3928 wrote to memory of 2804	3928	12104051Y0.exe	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\12104051Y0.exe
"C:\Users\Admin\AppData\Local\Temp\12104051Y0.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3928

C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
"C:\Users\Admin\AppData\Local\Temp\12104051Y0.exe"
2⤵
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:2804

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

2

T1081

Discovery

System Information Discovery

2

T1082

Query Registry

1

T1012

Lateral Movement

Collection

Data from Local System

2

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\4210A729\mozglue.dll
MD5
9e682f1eb98a9d41468fc3e50f907635

SHA1
85e0ceca36f657ddf6547aa0744f0855a27527ee

SHA256
830533bb569594ec2f7c07896b90225006b90a9af108f49d6fb6bebd02428b2d

SHA512
230230722d61ac1089fabf3f2decfa04f9296498f8e2a2a49b1527797dca67b5a11ab8656f04087acadf873fa8976400d57c77c404eba4aff89d92b9986f32ed

Download Submit
\Users\Admin\AppData\Local\Temp\4210A729\msvcp140.dll
MD5
109f0f02fd37c84bfc7508d4227d7ed5

SHA1
ef7420141bb15ac334d3964082361a460bfdb975

SHA256
334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4

SHA512
46eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39

Download Submit
\Users\Admin\AppData\Local\Temp\4210A729\nss3.dll
MD5
556ea09421a0f74d31c4c0a89a70dc23

SHA1
f739ba9b548ee64b13eb434a3130406d23f836e3

SHA256
f0e6210d4a0d48c7908d8d1c270449c91eb4523e312a61256833bfeaf699abfb

SHA512
2481fc80dffa8922569552c3c3ebaef8d0341b80427447a14b291ec39ea62ab9c05a75e85eef5ea7f857488cab1463c18586f9b076e2958c5a314e459045ede2

Download Submit
\Users\Admin\AppData\Local\Temp\4210A729\vcruntime140.dll
MD5
7587bf9cb4147022cd5681b015183046

SHA1
f2106306a8f6f0da5afb7fc765cfa0757ad5a628

SHA256
c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d

SHA512
0b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f

Download Submit
\Users\Admin\AppData\Local\Temp\4210A729\vcruntime140.dll
MD5
7587bf9cb4147022cd5681b015183046

SHA1
f2106306a8f6f0da5afb7fc765cfa0757ad5a628

SHA256
c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d

SHA512
0b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f

Download Submit
\Users\Admin\AppData\Local\Temp\nsg306D.tmp\3ifl2.dll
MD5
6fece8bd7e255b299c6161e5aea52c3a

SHA1
2b415f020b5bb5ea777417aa3a6508144e46f8c3

SHA256
1421e71b4a2edd803a18043df4f4cec68195c54290345f58b58ee8bdfe9d4fcc

SHA512
803d984b800f0710c8e5af0d579df6cfc7e3cc141a3d2486e63e99d7ff84ac1a094e004be02d88c5f77515832cafecbe3189af2e1482deca6354f31f24b0b9e5

Download Submit
memory/2804-3-0x000000000041A684-mapping.dmp

Download
memory/2804-5-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/3928-4-0x0000000002900000-0x0000000002902000-memory.dmp

Filesize
8KB

Download

Analysis

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