azorult | 6521927eec66631bc96aef3753b3dd7993b8ae9d84f139b5d284ed51fbc51c1d

Analysis

max time kernel
13s
max time network
114s
platform
windows10_x64
resource
win10v20201028
submitted
09-04-2021 12:04

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General

Target

6521927eec66631bc96aef3753b3dd7993b8ae9d84f139b5d284ed51fbc51c1d.exe
Size

164KB
MD5

9a638658721672c8e94fd3749d178b3d
SHA1

51ceaa20dd2d15043dd507141ec659223d0c495e
SHA256

6521927eec66631bc96aef3753b3dd7993b8ae9d84f139b5d284ed51fbc51c1d
SHA512

25c4018b7ad2421042dfa4a602eeb3429307c1110d29f8c60be8dda895ae10ac8080a5527370338a8a76cbefd874b2d74fa9fe16dede16f1720d88cb64ffbd6c

Score

10^/10

azorult discovery infostealer persistence spyware stealer trojan

Malware Config

Extracted

Family

azorult

http://kbinsure-preview.ml/AZORult/index.php

Signatures

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

Loads dropped DLL 5 IoCs

Processes:

6521927eec66631bc96aef3753b3dd7993b8ae9d84f139b5d284ed51fbc51c1d.exe6521927eec66631bc96aef3753b3dd7993b8ae9d84f139b5d284ed51fbc51c1d.exe

pid	process
4644	6521927eec66631bc96aef3753b3dd7993b8ae9d84f139b5d284ed51fbc51c1d.exe
5108	6521927eec66631bc96aef3753b3dd7993b8ae9d84f139b5d284ed51fbc51c1d.exe
5108	6521927eec66631bc96aef3753b3dd7993b8ae9d84f139b5d284ed51fbc51c1d.exe
5108	6521927eec66631bc96aef3753b3dd7993b8ae9d84f139b5d284ed51fbc51c1d.exe
5108	6521927eec66631bc96aef3753b3dd7993b8ae9d84f139b5d284ed51fbc51c1d.exe

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
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
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

6521927eec66631bc96aef3753b3dd7993b8ae9d84f139b5d284ed51fbc51c1d.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3341490333-719741536-2920803124-1000\Software\Microsoft\Windows\CurrentVersion\Run\Adobe = "C:\\Users\\Admin\\AppData\\Roaming\\Adobe\\Adobe"	6521927eec66631bc96aef3753b3dd7993b8ae9d84f139b5d284ed51fbc51c1d.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Suspicious use of SetThreadContext 1 IoCs

Processes:

6521927eec66631bc96aef3753b3dd7993b8ae9d84f139b5d284ed51fbc51c1d.exe

description	pid	process	target process
PID 4644 set thread context of 5108	4644	6521927eec66631bc96aef3753b3dd7993b8ae9d84f139b5d284ed51fbc51c1d.exe	6521927eec66631bc96aef3753b3dd7993b8ae9d84f139b5d284ed51fbc51c1d.exe

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

System Information Discovery
T1082

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:

6521927eec66631bc96aef3753b3dd7993b8ae9d84f139b5d284ed51fbc51c1d.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	6521927eec66631bc96aef3753b3dd7993b8ae9d84f139b5d284ed51fbc51c1d.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	6521927eec66631bc96aef3753b3dd7993b8ae9d84f139b5d284ed51fbc51c1d.exe

Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

3168 timeout.exe

pid	process
3168	timeout.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

6521927eec66631bc96aef3753b3dd7993b8ae9d84f139b5d284ed51fbc51c1d.exe

pid	process
5108	6521927eec66631bc96aef3753b3dd7993b8ae9d84f139b5d284ed51fbc51c1d.exe
5108	6521927eec66631bc96aef3753b3dd7993b8ae9d84f139b5d284ed51fbc51c1d.exe

Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

6521927eec66631bc96aef3753b3dd7993b8ae9d84f139b5d284ed51fbc51c1d.exe

pid process

4644 6521927eec66631bc96aef3753b3dd7993b8ae9d84f139b5d284ed51fbc51c1d.exe

Suspicious use of WriteProcessMemory 10 IoCs

Processes:

6521927eec66631bc96aef3753b3dd7993b8ae9d84f139b5d284ed51fbc51c1d.exe6521927eec66631bc96aef3753b3dd7993b8ae9d84f139b5d284ed51fbc51c1d.execmd.exe

description	pid	process	target process
PID 4644 wrote to memory of 5108	4644	6521927eec66631bc96aef3753b3dd7993b8ae9d84f139b5d284ed51fbc51c1d.exe	6521927eec66631bc96aef3753b3dd7993b8ae9d84f139b5d284ed51fbc51c1d.exe
PID 4644 wrote to memory of 5108	4644	6521927eec66631bc96aef3753b3dd7993b8ae9d84f139b5d284ed51fbc51c1d.exe	6521927eec66631bc96aef3753b3dd7993b8ae9d84f139b5d284ed51fbc51c1d.exe
PID 4644 wrote to memory of 5108	4644	6521927eec66631bc96aef3753b3dd7993b8ae9d84f139b5d284ed51fbc51c1d.exe	6521927eec66631bc96aef3753b3dd7993b8ae9d84f139b5d284ed51fbc51c1d.exe
PID 4644 wrote to memory of 5108	4644	6521927eec66631bc96aef3753b3dd7993b8ae9d84f139b5d284ed51fbc51c1d.exe	6521927eec66631bc96aef3753b3dd7993b8ae9d84f139b5d284ed51fbc51c1d.exe
PID 5108 wrote to memory of 4156	5108	6521927eec66631bc96aef3753b3dd7993b8ae9d84f139b5d284ed51fbc51c1d.exe	cmd.exe
PID 5108 wrote to memory of 4156	5108	6521927eec66631bc96aef3753b3dd7993b8ae9d84f139b5d284ed51fbc51c1d.exe	cmd.exe
PID 5108 wrote to memory of 4156	5108	6521927eec66631bc96aef3753b3dd7993b8ae9d84f139b5d284ed51fbc51c1d.exe	cmd.exe
PID 4156 wrote to memory of 3168	4156	cmd.exe	timeout.exe
PID 4156 wrote to memory of 3168	4156	cmd.exe	timeout.exe
PID 4156 wrote to memory of 3168	4156	cmd.exe	timeout.exe

C:\Users\Admin\AppData\Local\Temp\6521927eec66631bc96aef3753b3dd7993b8ae9d84f139b5d284ed51fbc51c1d.exe
"C:\Users\Admin\AppData\Local\Temp\6521927eec66631bc96aef3753b3dd7993b8ae9d84f139b5d284ed51fbc51c1d.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:4644

C:\Users\Admin\AppData\Local\Temp\6521927eec66631bc96aef3753b3dd7993b8ae9d84f139b5d284ed51fbc51c1d.exe
"C:\Users\Admin\AppData\Local\Temp\6521927eec66631bc96aef3753b3dd7993b8ae9d84f139b5d284ed51fbc51c1d.exe"
2⤵
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:5108

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c C:\Windows\system32\timeout.exe 3 & del "6521927eec66631bc96aef3753b3dd7993b8ae9d84f139b5d284ed51fbc51c1d.exe"
3⤵
- Suspicious use of WriteProcessMemory
PID:4156

C:\Windows\SysWOW64\timeout.exe
C:\Windows\system32\timeout.exe 3
4⤵
- Delays execution with timeout.exe
PID:3168

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\2fda\mozglue.dll
MD5
9e682f1eb98a9d41468fc3e50f907635

SHA1
85e0ceca36f657ddf6547aa0744f0855a27527ee

SHA256
830533bb569594ec2f7c07896b90225006b90a9af108f49d6fb6bebd02428b2d

SHA512
230230722d61ac1089fabf3f2decfa04f9296498f8e2a2a49b1527797dca67b5a11ab8656f04087acadf873fa8976400d57c77c404eba4aff89d92b9986f32ed

Download Submit
\Users\Admin\AppData\Local\Temp\2fda\msvcp140.dll
MD5
109f0f02fd37c84bfc7508d4227d7ed5

SHA1
ef7420141bb15ac334d3964082361a460bfdb975

SHA256
334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4

SHA512
46eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39

Download Submit
\Users\Admin\AppData\Local\Temp\2fda\nss3.dll
MD5
556ea09421a0f74d31c4c0a89a70dc23

SHA1
f739ba9b548ee64b13eb434a3130406d23f836e3

SHA256
f0e6210d4a0d48c7908d8d1c270449c91eb4523e312a61256833bfeaf699abfb

SHA512
2481fc80dffa8922569552c3c3ebaef8d0341b80427447a14b291ec39ea62ab9c05a75e85eef5ea7f857488cab1463c18586f9b076e2958c5a314e459045ede2

Download Submit
\Users\Admin\AppData\Local\Temp\2fda\vcruntime140.dll
MD5
7587bf9cb4147022cd5681b015183046

SHA1
f2106306a8f6f0da5afb7fc765cfa0757ad5a628

SHA256
c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d

SHA512
0b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f

Download Submit
\Users\Admin\AppData\Local\Temp\nsu5385.tmp\wxxfl6jb.dll
MD5
2577957189283e4acd23094fdc211283

SHA1
f3fe629b69679cc178b101963519af14edf07136

SHA256
56f076d6753c7193d75241d6f6f1c92a22ee5eca37a8cd08438c9f53f9f8a2c8

SHA512
36dcce5a201bdf8e55bd7a413a49b3774cb93d8b1680e4f5ea9baf8ad28592d8094b1c9b3a94629542ae78ee3d35d76b2d1f6f1e7d9813f36078eab612bbb1aa

Download Submit
memory/3168-123-0x0000000000000000-mapping.dmp

Download
memory/4156-122-0x0000000000000000-mapping.dmp

Download
memory/4644-115-0x00000000025F0000-0x00000000025F3000-memory.dmp

Filesize
12KB

Download
memory/5108-116-0x000000000041A1F8-mapping.dmp

Download
memory/5108-117-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download