azorult | 34a27a9beb4f68668a75967b9ea609dd2a958b29c66b70e0bd8e69bc5456fedb

Analysis

max time kernel
97s
max time network
96s
platform
windows7_x64
resource
win7v20201028
submitted
12-11-2020 00:01

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General

Target

34a27a9beb4f68668a75967b9ea609dd2a958b29c66b70e0bd8e69bc5456fedb.exe
Size

667KB
MD5

a7bb277ebea155081e10479495249ad7
SHA1

47b8964f0904bd37997d8d8580fcf08fc76b98d1
SHA256

34a27a9beb4f68668a75967b9ea609dd2a958b29c66b70e0bd8e69bc5456fedb
SHA512

c53f9f3e654b963cf61c2112f4470809c582994235eb16ffd4f2edf7b68f16b3ee65622b0dfae2aed8e4f0859b320d48ac5e7a5268b0f3b51dc97197e8b96701

Score

10^/10

azorult oski discovery infostealer spyware stealer trojan

Malware Config

Extracted

Family

azorult

http://195.245.112.115/index.php

Extracted

Family

oski

morasergiov.ac.ug

Signatures

Azorult
An information stealer that was first discovered in 2016, targeting browsing history and passwords.
trojan infostealer azorult
Oski
Oski is an infostealer targeting browser data, crypto wallets.
infostealer oski
Downloads MZ/PE file

Executes dropped EXE 2 IoCs

pid	Process
1968	oscjgfhwvvas.exe
580	oscjgfhwvvas.exe

Loads dropped DLL 7 IoCs

pid	Process
1644	34a27a9beb4f68668a75967b9ea609dd2a958b29c66b70e0bd8e69bc5456fedb.exe
1968	oscjgfhwvvas.exe
580	oscjgfhwvvas.exe
580	oscjgfhwvvas.exe
580	oscjgfhwvvas.exe
580	oscjgfhwvvas.exe
580	oscjgfhwvvas.exe

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
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 2 IoCs

description	pid	Process	procid_target
PID 1644 set thread context of 896	1644	34a27a9beb4f68668a75967b9ea609dd2a958b29c66b70e0bd8e69bc5456fedb.exe	30
PID 1968 set thread context of 580	1968	oscjgfhwvvas.exe	33

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 1 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

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

Kills process with taskkill 1 IoCs

evasion

pid	Process
812	taskkill.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1644	34a27a9beb4f68668a75967b9ea609dd2a958b29c66b70e0bd8e69bc5456fedb.exe
Token: SeDebugPrivilege	812	taskkill.exe

Suspicious use of WriteProcessMemory 32 IoCs

description	pid	Process	procid_target
PID 1644 wrote to memory of 1968	1644	34a27a9beb4f68668a75967b9ea609dd2a958b29c66b70e0bd8e69bc5456fedb.exe	29
PID 1644 wrote to memory of 1968	1644	34a27a9beb4f68668a75967b9ea609dd2a958b29c66b70e0bd8e69bc5456fedb.exe	29
PID 1644 wrote to memory of 1968	1644	34a27a9beb4f68668a75967b9ea609dd2a958b29c66b70e0bd8e69bc5456fedb.exe	29
PID 1644 wrote to memory of 1968	1644	34a27a9beb4f68668a75967b9ea609dd2a958b29c66b70e0bd8e69bc5456fedb.exe	29
PID 1644 wrote to memory of 896	1644	34a27a9beb4f68668a75967b9ea609dd2a958b29c66b70e0bd8e69bc5456fedb.exe	30
PID 1644 wrote to memory of 896	1644	34a27a9beb4f68668a75967b9ea609dd2a958b29c66b70e0bd8e69bc5456fedb.exe	30
PID 1644 wrote to memory of 896	1644	34a27a9beb4f68668a75967b9ea609dd2a958b29c66b70e0bd8e69bc5456fedb.exe	30
PID 1644 wrote to memory of 896	1644	34a27a9beb4f68668a75967b9ea609dd2a958b29c66b70e0bd8e69bc5456fedb.exe	30
PID 1644 wrote to memory of 896	1644	34a27a9beb4f68668a75967b9ea609dd2a958b29c66b70e0bd8e69bc5456fedb.exe	30
PID 1644 wrote to memory of 896	1644	34a27a9beb4f68668a75967b9ea609dd2a958b29c66b70e0bd8e69bc5456fedb.exe	30
PID 1644 wrote to memory of 896	1644	34a27a9beb4f68668a75967b9ea609dd2a958b29c66b70e0bd8e69bc5456fedb.exe	30
PID 1644 wrote to memory of 896	1644	34a27a9beb4f68668a75967b9ea609dd2a958b29c66b70e0bd8e69bc5456fedb.exe	30
PID 1644 wrote to memory of 896	1644	34a27a9beb4f68668a75967b9ea609dd2a958b29c66b70e0bd8e69bc5456fedb.exe	30
PID 1644 wrote to memory of 896	1644	34a27a9beb4f68668a75967b9ea609dd2a958b29c66b70e0bd8e69bc5456fedb.exe	30
PID 1968 wrote to memory of 580	1968	oscjgfhwvvas.exe	33
PID 1968 wrote to memory of 580	1968	oscjgfhwvvas.exe	33
PID 1968 wrote to memory of 580	1968	oscjgfhwvvas.exe	33
PID 1968 wrote to memory of 580	1968	oscjgfhwvvas.exe	33
PID 1968 wrote to memory of 580	1968	oscjgfhwvvas.exe	33
PID 1968 wrote to memory of 580	1968	oscjgfhwvvas.exe	33
PID 1968 wrote to memory of 580	1968	oscjgfhwvvas.exe	33
PID 1968 wrote to memory of 580	1968	oscjgfhwvvas.exe	33
PID 1968 wrote to memory of 580	1968	oscjgfhwvvas.exe	33
PID 1968 wrote to memory of 580	1968	oscjgfhwvvas.exe	33
PID 580 wrote to memory of 1908	580	oscjgfhwvvas.exe	34
PID 580 wrote to memory of 1908	580	oscjgfhwvvas.exe	34
PID 580 wrote to memory of 1908	580	oscjgfhwvvas.exe	34
PID 580 wrote to memory of 1908	580	oscjgfhwvvas.exe	34
PID 1908 wrote to memory of 812	1908	cmd.exe	36
PID 1908 wrote to memory of 812	1908	cmd.exe	36
PID 1908 wrote to memory of 812	1908	cmd.exe	36
PID 1908 wrote to memory of 812	1908	cmd.exe	36

C:\Users\Admin\AppData\Local\Temp\34a27a9beb4f68668a75967b9ea609dd2a958b29c66b70e0bd8e69bc5456fedb.exe
"C:\Users\Admin\AppData\Local\Temp\34a27a9beb4f68668a75967b9ea609dd2a958b29c66b70e0bd8e69bc5456fedb.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1644
- C:\Users\Admin\AppData\Local\Temp\oscjgfhwvvas.exe
  "C:\Users\Admin\AppData\Local\Temp\oscjgfhwvvas.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:1968
- - C:\Users\Admin\AppData\Local\Temp\oscjgfhwvvas.exe
    "{path}"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Checks processor information in registry
    - Suspicious use of WriteProcessMemory
    PID:580
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /pid 580 & erase C:\Users\Admin\AppData\Local\Temp\oscjgfhwvvas.exe & RD /S /Q C:\\ProgramData\\263760868511733\\* & exit
      4⤵
      Suspicious use of WriteProcessMemory
      PID:1908
    - - C:\Windows\SysWOW64\taskkill.exe
        
        taskkill /pid 580
        5⤵
        Kills process with taskkill
        Suspicious use of AdjustPrivilegeToken
        
        PID:812
- C:\Users\Admin\AppData\Local\Temp\34a27a9beb4f68668a75967b9ea609dd2a958b29c66b70e0bd8e69bc5456fedb.exe
  "{path}"
  2⤵
  PID:896

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/580-294-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/580-297-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/896-279-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/896-275-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/1232-289-0x000007FEF7B10000-0x000007FEF7D8A000-memory.dmp

Filesize
2.5MB

Download
memory/1644-4-0x0000000001F10000-0x0000000001F21000-memory.dmp

Filesize
68KB

Download
memory/1644-0-0x00000000745C0000-0x0000000074CAE000-memory.dmp

Filesize
6.9MB

Download
memory/1644-271-0x0000000005050000-0x0000000005097000-memory.dmp

Filesize
284KB

Download
memory/1644-270-0x00000000006D0000-0x00000000006E4000-memory.dmp

Filesize
80KB

Download
memory/1644-9-0x0000000001F10000-0x0000000001F21000-memory.dmp

Filesize
68KB

Download
memory/1644-3-0x00000000041D0000-0x0000000004222000-memory.dmp

Filesize
328KB

Download
memory/1644-1-0x0000000000270000-0x0000000000271000-memory.dmp

Filesize
4KB

Download
memory/1968-290-0x0000000004B10000-0x0000000004B69000-memory.dmp

Filesize
356KB

Download
memory/1968-283-0x0000000000690000-0x00000000006EB000-memory.dmp

Filesize
364KB

Download
memory/1968-278-0x00000000745C0000-0x0000000074CAE000-memory.dmp

Filesize
6.9MB

Download
memory/1968-280-0x0000000001040000-0x0000000001041000-memory.dmp

Filesize
4KB

Download

Analysis

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General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads