azorult | f64a7307f5e75e2e73e93c5e2ed8009e8698e2c388a707afabbb756ecd0e1261

General

Target

f64a7307f5e75e2e73e93c5e2ed8009e8698e2c388a707afabbb756ecd0e1261.exe
Size

638KB
MD5

bf29fb1d74335d667f7a40f94f33406c
SHA1

3c94e2b216cfa76850b4528d05fce86c3849156d
SHA256

f64a7307f5e75e2e73e93c5e2ed8009e8698e2c388a707afabbb756ecd0e1261
SHA512

26fb49c34d1e0ef2b4f49852e3158267cd3e24de128a2045f0307b1cf92445fbbf8e9a4e7f1730af54561f15a71b94c6f4417cc06b2a1634cc2acab2fdcef416
SSDEEP

12288:cT02vSJpK7Z91wqowV9vc5B0vmZiNp6X9uruAK5Gi:cTbvSJsZwqow65BAhp6NBAWGi

Score

10^/10

azorult guloader discovery downloader infostealer trojan

Malware Config

Extracted

Family

azorult

C2

http://cq4cq.icu/PL341/index.php

Signatures

Azorult
An information stealer that was first discovered in 2016, targeting browsing history and passwords.
trojan infostealer azorult
Azorult family
azorult
Guloader family
guloader
Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
downloader guloader

Loads dropped DLL 1 IoCs

pid	Process
1020	f64a7307f5e75e2e73e93c5e2ed8009e8698e2c388a707afabbb756ecd0e1261.exe

Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs

pid	Process
2536	f64a7307f5e75e2e73e93c5e2ed8009e8698e2c388a707afabbb756ecd0e1261.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
1020	f64a7307f5e75e2e73e93c5e2ed8009e8698e2c388a707afabbb756ecd0e1261.exe
2536	f64a7307f5e75e2e73e93c5e2ed8009e8698e2c388a707afabbb756ecd0e1261.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1020 set thread context of 2536	1020	f64a7307f5e75e2e73e93c5e2ed8009e8698e2c388a707afabbb756ecd0e1261.exe	91

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\slutstrenge.tri	f64a7307f5e75e2e73e93c5e2ed8009e8698e2c388a707afabbb756ecd0e1261.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\resources\0409\Semiprofessionalized248\evaluxir.pra	f64a7307f5e75e2e73e93c5e2ed8009e8698e2c388a707afabbb756ecd0e1261.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f64a7307f5e75e2e73e93c5e2ed8009e8698e2c388a707afabbb756ecd0e1261.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f64a7307f5e75e2e73e93c5e2ed8009e8698e2c388a707afabbb756ecd0e1261.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1020	f64a7307f5e75e2e73e93c5e2ed8009e8698e2c388a707afabbb756ecd0e1261.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 1020 wrote to memory of 2536	1020	f64a7307f5e75e2e73e93c5e2ed8009e8698e2c388a707afabbb756ecd0e1261.exe	91
PID 1020 wrote to memory of 2536	1020	f64a7307f5e75e2e73e93c5e2ed8009e8698e2c388a707afabbb756ecd0e1261.exe	91
PID 1020 wrote to memory of 2536	1020	f64a7307f5e75e2e73e93c5e2ed8009e8698e2c388a707afabbb756ecd0e1261.exe	91
PID 1020 wrote to memory of 2536	1020	f64a7307f5e75e2e73e93c5e2ed8009e8698e2c388a707afabbb756ecd0e1261.exe	91
PID 1020 wrote to memory of 2536	1020	f64a7307f5e75e2e73e93c5e2ed8009e8698e2c388a707afabbb756ecd0e1261.exe	91

C:\Users\Admin\AppData\Local\Temp\f64a7307f5e75e2e73e93c5e2ed8009e8698e2c388a707afabbb756ecd0e1261.exe
"C:\Users\Admin\AppData\Local\Temp\f64a7307f5e75e2e73e93c5e2ed8009e8698e2c388a707afabbb756ecd0e1261.exe"
1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Drops file in Program Files directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1020
- C:\Users\Admin\AppData\Local\Temp\f64a7307f5e75e2e73e93c5e2ed8009e8698e2c388a707afabbb756ecd0e1261.exe
  "C:\Users\Admin\AppData\Local\Temp\f64a7307f5e75e2e73e93c5e2ed8009e8698e2c388a707afabbb756ecd0e1261.exe"
  2⤵
  - Suspicious use of NtCreateThreadExHideFromDebugger
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  PID:2536

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\nslAF3C.tmp\System.dll

Filesize
12KB

MD5
564bb0373067e1785cba7e4c24aab4bf

SHA1
7c9416a01d821b10b2eef97b80899d24014d6fc1

SHA256
7a9ddee34562cd3703f1502b5c70e99cd5bba15de2b6845a3555033d7f6cb2a5

SHA512
22c61a323cb9293d7ec5c7e7e60674d0e2f7b29d55be25eb3c128ea2cd7440a1400cee17c43896b996278007c0d247f331a9b8964e3a40a0eb1404a9596c4472

Download Submit
memory/1020-9-0x0000000002AC0000-0x000000000488F000-memory.dmp

Filesize
29.8MB

Download
memory/1020-10-0x0000000077101000-0x0000000077221000-memory.dmp

Filesize
1.1MB

Download
memory/1020-11-0x0000000073DF5000-0x0000000073DF6000-memory.dmp

Filesize
4KB

Download
memory/1020-12-0x0000000002AC0000-0x000000000488F000-memory.dmp

Filesize
29.8MB

Download
memory/1020-13-0x0000000002AC0000-0x000000000488F000-memory.dmp

Filesize
29.8MB

Download
memory/2536-14-0x0000000001710000-0x00000000034DF000-memory.dmp

Filesize
29.8MB

Download
memory/2536-22-0x0000000000060000-0x0000000000087000-memory.dmp

Filesize
156KB

Download
memory/2536-21-0x00000000004B0000-0x0000000001704000-memory.dmp

Filesize
18.3MB

Download
memory/2536-23-0x00000000004B0000-0x0000000001704000-memory.dmp

Filesize
18.3MB

Download
memory/2536-24-0x0000000001710000-0x00000000034DF000-memory.dmp

Filesize
29.8MB

Download

Analysis

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