azorult | 64b87998615a25b4895b4c3640d7e53dd3c8893e654985c9f651cc21366ddbad

Analysis

max time kernel
138s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
16-01-2024 15:13

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General

Target

IMG988377.exe
Size

463KB
MD5

afaf625b463982c07e5e59d2c6a8bd91
SHA1

4a061c65b0e93db9ea1fcf3115cee7c0a9db4aa5
SHA256

64b87998615a25b4895b4c3640d7e53dd3c8893e654985c9f651cc21366ddbad
SHA512

0379ea054ab0e1551292d684b7ca144e10d9595b8ae686044c6716de27980eea951920753fc94ddd6dc8e9b25371daaf78ea455715759c5bc0169be18819ee2d
SSDEEP

12288:ySuOgGX5ySxxlh+kZQ+uwypDxfXikgqKeS:ySlg34/sg7XYDlykge

Score

10^/10

azorult guloader collection discovery downloader infostealer spyware stealer trojan

Malware Config

Signatures

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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

IMG988377.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\Control Panel\International\Geo\Nation	IMG988377.exe

Loads dropped DLL 5 IoCs

Processes:

IMG988377.exeIMG988377.exe

pid process

888 IMG988377.exe
2028 IMG988377.exe
2028 IMG988377.exe
2028 IMG988377.exe
2028 IMG988377.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
T1552.001
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
T1552.001
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
T1552.001
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
T1552.001

pid	process
888	IMG988377.exe
2028	IMG988377.exe
2028	IMG988377.exe
2028	IMG988377.exe
2028	IMG988377.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

IMG988377.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	IMG988377.exe
Key opened	\REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	IMG988377.exe
Key opened	\REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook	IMG988377.exe

Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials In Files
T1552.001
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 NtCreateThreadExHideFromDebugger 1 IoCs

Processes:

IMG988377.exe

pid process

2028 IMG988377.exe
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

Processes:

IMG988377.exeIMG988377.exe

pid process

888 IMG988377.exe
2028 IMG988377.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

IMG988377.exe

description pid process target process

PID 888 set thread context of 2028 888 IMG988377.exe IMG988377.exe
Drops file in Program Files directory 1 IoCs

Processes:

IMG988377.exe

description ioc process

File opened for modification C:\Program Files (x86)\Hoffmann.ini IMG988377.exe
Drops file in Windows directory 1 IoCs

Processes:

IMG988377.exe

description ioc process

File opened for modification C:\Windows\resources\0409\electronarcosis.beg IMG988377.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

pid	process
2028	IMG988377.exe

pid	process
888	IMG988377.exe
2028	IMG988377.exe

description	pid	process	target process
PID 888 set thread context of 2028	888	IMG988377.exe	IMG988377.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Hoffmann.ini	IMG988377.exe

description	ioc	process
File opened for modification	C:\Windows\resources\0409\electronarcosis.beg	IMG988377.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:

IMG988377.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	IMG988377.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	IMG988377.exe

Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

844 timeout.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

IMG988377.exe

pid process

2028 IMG988377.exe
2028 IMG988377.exe
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

IMG988377.exe

pid process

888 IMG988377.exe

pid	process
844	timeout.exe

pid	process
2028	IMG988377.exe
2028	IMG988377.exe

pid	process
888	IMG988377.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

IMG988377.exeIMG988377.execmd.exe

description	pid	process	target process
PID 888 wrote to memory of 2028	888	IMG988377.exe	IMG988377.exe
PID 888 wrote to memory of 2028	888	IMG988377.exe	IMG988377.exe
PID 888 wrote to memory of 2028	888	IMG988377.exe	IMG988377.exe
PID 888 wrote to memory of 2028	888	IMG988377.exe	IMG988377.exe
PID 888 wrote to memory of 2028	888	IMG988377.exe	IMG988377.exe
PID 2028 wrote to memory of 4812	2028	IMG988377.exe	cmd.exe
PID 2028 wrote to memory of 4812	2028	IMG988377.exe	cmd.exe
PID 2028 wrote to memory of 4812	2028	IMG988377.exe	cmd.exe
PID 4812 wrote to memory of 844	4812	cmd.exe	timeout.exe
PID 4812 wrote to memory of 844	4812	cmd.exe	timeout.exe
PID 4812 wrote to memory of 844	4812	cmd.exe	timeout.exe

outlook_office_path 1 IoCs

Processes:

IMG988377.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	IMG988377.exe

outlook_win_path 1 IoCs

Processes:

IMG988377.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	IMG988377.exe

C:\Users\Admin\AppData\Local\Temp\IMG988377.exe
"C:\Users\Admin\AppData\Local\Temp\IMG988377.exe"
1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Drops file in Program Files directory
- Drops file in Windows directory
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:888
- C:\Users\Admin\AppData\Local\Temp\IMG988377.exe
  "C:\Users\Admin\AppData\Local\Temp\IMG988377.exe"
  2⤵
  - Checks computer location settings
  - Loads dropped DLL
  - Accesses Microsoft Outlook profiles
  - Suspicious use of NtCreateThreadExHideFromDebugger
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Checks processor information in registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  - outlook_office_path
  - outlook_win_path
  PID:2028
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c C:\Windows\system32\timeout.exe 3 & del "IMG988377.exe"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4812
  - - C:\Windows\SysWOW64\timeout.exe
      C:\Windows\system32\timeout.exe 3
      4⤵
      Delays execution with timeout.exe
      PID:844

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\E546DF4D\mozglue.dll

Filesize
135KB

MD5
9e682f1eb98a9d41468fc3e50f907635

SHA1
85e0ceca36f657ddf6547aa0744f0855a27527ee

SHA256
830533bb569594ec2f7c07896b90225006b90a9af108f49d6fb6bebd02428b2d

SHA512
230230722d61ac1089fabf3f2decfa04f9296498f8e2a2a49b1527797dca67b5a11ab8656f04087acadf873fa8976400d57c77c404eba4aff89d92b9986f32ed

Download Submit
C:\Users\Admin\AppData\Local\Temp\E546DF4D\msvcp140.dll

Filesize
429KB

MD5
109f0f02fd37c84bfc7508d4227d7ed5

SHA1
ef7420141bb15ac334d3964082361a460bfdb975

SHA256
334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4

SHA512
46eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39

Download Submit
C:\Users\Admin\AppData\Local\Temp\E546DF4D\nss3.dll

Filesize
1.2MB

MD5
556ea09421a0f74d31c4c0a89a70dc23

SHA1
f739ba9b548ee64b13eb434a3130406d23f836e3

SHA256
f0e6210d4a0d48c7908d8d1c270449c91eb4523e312a61256833bfeaf699abfb

SHA512
2481fc80dffa8922569552c3c3ebaef8d0341b80427447a14b291ec39ea62ab9c05a75e85eef5ea7f857488cab1463c18586f9b076e2958c5a314e459045ede2

Download Submit
C:\Users\Admin\AppData\Local\Temp\E546DF4D\vcruntime140.dll

Filesize
81KB

MD5
7587bf9cb4147022cd5681b015183046

SHA1
f2106306a8f6f0da5afb7fc765cfa0757ad5a628

SHA256
c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d

SHA512
0b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f

Download Submit
C:\Users\Admin\AppData\Local\Temp\nst8132.tmp\System.dll

Filesize
11KB

MD5
3f176d1ee13b0d7d6bd92e1c7a0b9bae

SHA1
fe582246792774c2c9dd15639ffa0aca90d6fd0b

SHA256
fa4ab1d6f79fd677433a31ada7806373a789d34328da46ccb0449bbf347bd73e

SHA512
0a69124819b7568d0dea4e9e85ce8fe61c7ba697c934e3a95e2dcfb9f252b1d9da7faf8774b6e8efd614885507acc94987733eba09a2f5e7098b774dfc8524b6

Download Submit
memory/888-17-0x0000000010000000-0x0000000010006000-memory.dmp

Filesize
24KB

Download
memory/888-16-0x0000000077AA1000-0x0000000077BC1000-memory.dmp

Filesize
1.1MB

Download
memory/888-15-0x0000000004200000-0x0000000005E31000-memory.dmp

Filesize
28.2MB

Download
memory/888-14-0x0000000004200000-0x0000000005E31000-memory.dmp

Filesize
28.2MB

Download
memory/2028-19-0x0000000077B28000-0x0000000077B29000-memory.dmp

Filesize
4KB

Download
memory/2028-20-0x0000000077B45000-0x0000000077B46000-memory.dmp

Filesize
4KB

Download
memory/2028-21-0x00000000734A0000-0x00000000746F4000-memory.dmp

Filesize
18.3MB

Download
memory/2028-22-0x0000000000060000-0x0000000000087000-memory.dmp

Filesize
156KB

Download
memory/2028-23-0x00000000734A0000-0x00000000746F4000-memory.dmp

Filesize
18.3MB

Download
memory/2028-18-0x0000000000470000-0x00000000020A1000-memory.dmp

Filesize
28.2MB

Download
memory/2028-131-0x00000000734A0000-0x00000000746F4000-memory.dmp

Filesize
18.3MB

Download
memory/2028-132-0x0000000000470000-0x00000000020A1000-memory.dmp

Filesize
28.2MB

Download
memory/2028-133-0x0000000077AA1000-0x0000000077BC1000-memory.dmp

Filesize
1.1MB

Download