azorult | 0057fefb89c07b006dab5e9950749f171e7fa84a82427eb752e8f2345b2c6f40

Analysis

max time kernel
77s
max time network
76s
platform
windows7_x64
resource
win7v200722
submitted
13/10/2020, 06:04

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General

Target
PO No1_00629518507.exe
Size 710KB
Sample201013-a2wpk5817a
SHA256 0057fefb89c07b006dab5e9950749f171e7fa84a82427eb752e8f2345b2c6f40
MD5 7f35e1c42c7df0fdf57518c0e446b179
SHA1 a2de6a784c20e674cf659c0d48e30ef47327027e
SHA512 db1a95814d0112bd63a530df6b6b06bd485bf3b4ed33a30bf665fd81797e644e7818c32daeb6d4d187976409e1683477f3e8b2e934953f6de774aa6103e8bdd9
MD5 SHA1 SHA512

Score

10^/10

spyware discovery trojan infostealer azorult

Malware Config

Extracted

Family

azorult

http://etrad3r.com/3.3/index.php

Signatures

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

Deletes itself 1 IoCs

pid	Process
916	cmd.exe

Loads dropped DLL 16 IoCs

pid	Process
1692	PO No1_00629518507.exe
1692	PO No1_00629518507.exe
1692	PO No1_00629518507.exe
1692	PO No1_00629518507.exe
1692	PO No1_00629518507.exe
1692	PO No1_00629518507.exe
1692	PO No1_00629518507.exe
1692	PO No1_00629518507.exe
1692	PO No1_00629518507.exe
1692	PO No1_00629518507.exe
1692	PO No1_00629518507.exe
1692	PO No1_00629518507.exe
1692	PO No1_00629518507.exe
1692	PO No1_00629518507.exe
1692	PO No1_00629518507.exe
1692	PO No1_00629518507.exe

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

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

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

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
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

JavaScript code in executable 1 IoCs

resource	yara_rule
behavioral1/files/0x0003000000013244-10.dat	js

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1040 set thread context of 1692	1040	PO No1_00629518507.exe	28

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	PO No1_00629518507.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	PO No1_00629518507.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
1996	timeout.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1040	PO No1_00629518507.exe
1040	PO No1_00629518507.exe
1692	PO No1_00629518507.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1040	PO No1_00629518507.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 1040 wrote to memory of 1692	1040	PO No1_00629518507.exe	28
PID 1040 wrote to memory of 1692	1040	PO No1_00629518507.exe	28
PID 1040 wrote to memory of 1692	1040	PO No1_00629518507.exe	28
PID 1040 wrote to memory of 1692	1040	PO No1_00629518507.exe	28
PID 1040 wrote to memory of 1692	1040	PO No1_00629518507.exe	28
PID 1040 wrote to memory of 1692	1040	PO No1_00629518507.exe	28
PID 1040 wrote to memory of 1692	1040	PO No1_00629518507.exe	28
PID 1040 wrote to memory of 1692	1040	PO No1_00629518507.exe	28
PID 1040 wrote to memory of 1692	1040	PO No1_00629518507.exe	28
PID 1040 wrote to memory of 1692	1040	PO No1_00629518507.exe	28
PID 1692 wrote to memory of 916	1692	PO No1_00629518507.exe	31
PID 1692 wrote to memory of 916	1692	PO No1_00629518507.exe	31
PID 1692 wrote to memory of 916	1692	PO No1_00629518507.exe	31
PID 1692 wrote to memory of 916	1692	PO No1_00629518507.exe	31
PID 916 wrote to memory of 1996	916	cmd.exe	33
PID 916 wrote to memory of 1996	916	cmd.exe	33
PID 916 wrote to memory of 1996	916	cmd.exe	33
PID 916 wrote to memory of 1996	916	cmd.exe	33

C:\Users\Admin\AppData\Local\Temp\PO No1_00629518507.exe
"C:\Users\Admin\AppData\Local\Temp\PO No1_00629518507.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1040
- C:\Users\Admin\AppData\Local\Temp\PO No1_00629518507.exe
  "{path}"
  2⤵
  - Loads dropped DLL
  - Checks processor information in registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:1692
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c C:\Windows\system32\timeout.exe 3 & del "PO No1_00629518507.exe"
    3⤵
    - Deletes itself
    - Suspicious use of WriteProcessMemory
    PID:916
  - - C:\Windows\SysWOW64\timeout.exe
      C:\Windows\system32\timeout.exe 3
      4⤵
      Delays execution with timeout.exe
      PID:1996

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

memory/1040-0-0x0000000073D80000-0x000000007446E000-memory.dmp

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memory/1040-5-0x0000000005E50000-0x0000000005EB9000-memory.dmp

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memory/1040-4-0x00000000051D0000-0x0000000005244000-memory.dmp

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memory/1040-3-0x00000000004E0000-0x00000000004E4000-memory.dmp

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memory/1040-1-0x0000000000DF0000-0x0000000000DF1000-memory.dmp

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memory/1692-8-0x0000000000400000-0x0000000000420000-memory.dmp

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memory/1692-6-0x0000000000400000-0x0000000000420000-memory.dmp

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memory/1784-9-0x000007FEF7CD0000-0x000007FEF7F4A000-memory.dmp

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