azorult | d6af1ba026c010e4d006842da28b478419bbc4c711f907a28c52079bc7fea1bf

Analysis

max time kernel
147s
max time network
150s
platform
windows11-21h2_x64
resource
win11-20240802-en
resource tags

arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
submitted
01/09/2024, 16:27

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General

Target
Azorult 3.3‌.exe
Size 1.1MB
Sample240901-tyflrawblq
SHA256 d6af1ba026c010e4d006842da28b478419bbc4c711f907a28c52079bc7fea1bf
MD5 b91fe4c246efc048b78c9e162754a7a9
SHA1 15e1c4fe989290b07b60f93340476a9ba025bfa9
SHA512 4538a437fb2241ee38b1ab256618bbf2ea752bab92146fbf9138c6dd9585c5a5291155e19c6004372c925f300c0c7cfa87b7dfc467b556e8dbab092d8d04a2d2
SSDEEP 24576:KMyijQZ+ZJLXrfQRTJ6/aIRQbhB0LrKqk:/D0Z+ZZr4RT/I2dB0yqk
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

azorult xworm discovery execution infostealer rat trojan

Malware Config

Extracted

Family

xworm

146.190.110.91:3389

Attributes

Install_directory
%AppData%
install_file
svchost.exe
telegram
https://api.telegram.org/bot7023899363:AAFEzgbfWzhyE32Lf95TKSRYEYXMd4AfMyk/sendMessage?chat_id=6354844663

Signatures

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

Detect Xworm Payload 2 IoCs

resource	yara_rule
behavioral4/files/0x000600000002aa00-18.dat	family_xworm
behavioral4/memory/1048-41-0x0000000000980000-0x0000000000998000-memory.dmp	family_xworm

Xworm
Xworm is a remote access trojan written in C#.
trojan rat xworm

Command and Scripting Interpreter: PowerShell 1 TTPs 8 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
4756	powershell.exe
800	powershell.exe
4364	powershell.exe
5088	powershell.exe
1468	powershell.exe
4888	powershell.exe
916	powershell.exe
1408	powershell.exe

Drops startup file 4 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\csrss.lnk	csrss.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svchost.lnk	svchost.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svchost.lnk	svchost.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\csrss.lnk	csrss.exe

Executes dropped EXE 3 IoCs

pid	Process
4824	Azorult 3.3.exe
1048	svchost.exe
4976	csrss.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 1 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	Azorult 3.3.exe

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
1048	svchost.exe
4976	csrss.exe

Suspicious behavior: EnumeratesProcesses 17 IoCs

pid	Process
1468	powershell.exe
4888	powershell.exe
1468	powershell.exe
4888	powershell.exe
1408	powershell.exe
916	powershell.exe
916	powershell.exe
1408	powershell.exe
4756	powershell.exe
4756	powershell.exe
800	powershell.exe
800	powershell.exe
4364	powershell.exe
5088	powershell.exe
4364	powershell.exe
5088	powershell.exe
1048	svchost.exe

Suspicious use of AdjustPrivilegeToken 14 IoCs

description	pid	Process
Token: SeDebugPrivilege	1048	svchost.exe
Token: SeDebugPrivilege	4976	csrss.exe
Token: SeDebugPrivilege	1468	powershell.exe
Token: SeDebugPrivilege	4888	powershell.exe
Token: SeDebugPrivilege	916	powershell.exe
Token: SeDebugPrivilege	1408	powershell.exe
Token: SeDebugPrivilege	4756	powershell.exe
Token: SeDebugPrivilege	800	powershell.exe
Token: SeDebugPrivilege	4364	powershell.exe
Token: SeDebugPrivilege	5088	powershell.exe
Token: SeDebugPrivilege	1048	svchost.exe
Token: SeBackupPrivilege	1540	vssvc.exe
Token: SeRestorePrivilege	1540	vssvc.exe
Token: SeAuditPrivilege	1540	vssvc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1048	svchost.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 2484 wrote to memory of 4824	2484	Azorult 3.3‌.exe	82
PID 2484 wrote to memory of 4824	2484	Azorult 3.3‌.exe	82
PID 2484 wrote to memory of 4824	2484	Azorult 3.3‌.exe	82
PID 2484 wrote to memory of 1048	2484	Azorult 3.3‌.exe	83
PID 2484 wrote to memory of 1048	2484	Azorult 3.3‌.exe	83
PID 2484 wrote to memory of 4976	2484	Azorult 3.3‌.exe	84
PID 2484 wrote to memory of 4976	2484	Azorult 3.3‌.exe	84
PID 1048 wrote to memory of 1468	1048	svchost.exe	85
PID 1048 wrote to memory of 1468	1048	svchost.exe	85
PID 4976 wrote to memory of 4888	4976	csrss.exe	87
PID 4976 wrote to memory of 4888	4976	csrss.exe	87
PID 1048 wrote to memory of 916	1048	svchost.exe	89
PID 1048 wrote to memory of 916	1048	svchost.exe	89
PID 4976 wrote to memory of 1408	4976	csrss.exe	91
PID 4976 wrote to memory of 1408	4976	csrss.exe	91
PID 4976 wrote to memory of 4756	4976	csrss.exe	93
PID 4976 wrote to memory of 4756	4976	csrss.exe	93
PID 1048 wrote to memory of 800	1048	svchost.exe	95
PID 1048 wrote to memory of 800	1048	svchost.exe	95
PID 4976 wrote to memory of 4364	4976	csrss.exe	97
PID 4976 wrote to memory of 4364	4976	csrss.exe	97
PID 1048 wrote to memory of 5088	1048	svchost.exe	99
PID 1048 wrote to memory of 5088	1048	svchost.exe	99

Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

C:\Users\Admin\AppData\Local\Temp\Azorult 3.3‌.exe
"C:\Users\Admin\AppData\Local\Temp\Azorult 3.3‌.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2484
- C:\Users\Admin\AppData\Local\Temp\Azorult 3.3.exe
  "C:\Users\Admin\AppData\Local\Temp\Azorult 3.3.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4824
- C:\Users\Admin\AppData\Roaming\svchost.exe
  "C:\Users\Admin\AppData\Roaming\svchost.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Suspicious behavior: AddClipboardFormatListener
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1048
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Roaming\svchost.exe'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1468
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'svchost.exe'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:916
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Roaming\svchost.exe'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:800
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'svchost.exe'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:5088
- C:\ProgramData\csrss.exe
  "C:\ProgramData\csrss.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Suspicious behavior: AddClipboardFormatListener
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4976
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\ProgramData\csrss.exe'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4888
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'csrss.exe'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1408
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\ProgramData\csrss.exe'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4756
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'csrss.exe'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4364

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1540

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

csrss.exe

Path C:\ProgramData\csrss.exe
Size 30KB
SHA256 c33e1408ea96b9ea7a72d44d7742effb4a98776711b7c94c4997a155af61b220
MD5 0998890ccf8a3d8702db7a84fe6dd7b3
SHA1 18e561e0ef68fb08d8f391eacd45c7d573206b92
SHA512 8132312fb66a9d947eef3f625a4c18b8e640cec51616d0a9fd756e028d1bac5677f5de9a53c3ed32186cb238e8c46613b8c3d6641a6a953d7961412b030c6dd1
SSDEEP 384:QMK1UnhV9Om5/w5lbQAG5ZJqDdMM7HZ78b1DCjy1U2FAWK2arZn4127keu6LubZU:1KClMcT5nydv5gbcuw7Bt7kz6oZnfj
MD5 SHA1 SHA512 SSDEEP

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powershell.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
Size 2KB
SHA256 85b280a39fc31ba1e15fb06102a05b8405ff3b82feb181d4170f04e466dd647c
MD5 627073ee3ca9676911bee35548eff2b8
SHA1 4c4b68c65e2cab9864b51167d710aa29ebdcff2e
SHA512 3c5f6c03e253b83c57e8d6f0334187dbdcdf4fa549eecd36cbc1322dca6d3ca891dc6a019c49ec2eafb88f82d0434299c31e4dfaab123acb42e0546218f311fb
MD5 SHA1 SHA512

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StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 944B
SHA256 d42c42ef46ed4341b7eb52572aa6c7bc7720401481c93b38d6cc7cbf00826066
MD5 a13d86aa4aa93ee4e7b6a655edf6cc79
SHA1 b3172c58361cfc52fe51b7bd2971df38657e77db
SHA512 6e55311ca9f9ec756eac30841c9564a679089b7a249a6d5841e97e7bc73e5dd213bd7683856b740bbae2fa46456558558f52ec78b4460ef932d363d3e7800fbf
MD5 SHA1 SHA512

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StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 944B
SHA256 0f162f27548a84db1638bcf46d03661b5bcb3032e765fafdb597cc107639ba39
MD5 34e3230cb2131270db1af79fb3d57752
SHA1 21434dd7cf3c4624226b89f404fd7982825f8ac6
SHA512 3756cb01e82dbda681b562eae74d0b8ef8b3787b126119a51a92c51a78204a7805b9bdd60c00c50a3be23b843e78bb153b656540767069f739ce421b9bc02335
MD5 SHA1 SHA512

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StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 944B
SHA256 3ac83e70415b9701ee71a4560232d7998e00c3db020fde669eb01b8821d2746f
MD5 e3840d9bcedfe7017e49ee5d05bd1c46
SHA1 272620fb2605bd196df471d62db4b2d280a363c6
SHA512 76adc88ab3930acc6b8b7668e2de797b8c00edcfc41660ee4485259c72a8adf162db62c2621ead5a9950f12bfe8a76ccab79d02fda11860afb0e217812cac376
MD5 SHA1 SHA512

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StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 944B
SHA256 868024d64b75b07c6848c7297ca32670af1ff5a4f961baaf873daddf3a8abbae
MD5 0bdf1f3b17535062ac08020252a67de7
SHA1 0bdfb9e03a0495d3348c44050fe2c2ad5b8ded5c
SHA512 ec18062b156907365e198d99038b1616b28055b0f9fe1714489ff2bd5f2a5bd0affb7ac954763b1cf197d038d000566ba05fc6fb27da401e24ad9ac284ab6ba7
MD5 SHA1 SHA512

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Azorult 3.3.exe

Path C:\Users\Admin\AppData\Local\Temp\Azorult 3.3.exe
Size 1.3MB
SHA256 a8add4815bce2e26df3cd492c5686e22ab842bfa52c68af3f33c23adb820d06f
MD5 8440a861c68965a66c009b140e1bee47
SHA1 801a8c77156a2c6cbc5899f36c961dc8fdc56665
SHA512 c42903216f9f35368d41853ae96aaa7a7a07ce0730ca99b26909b98f5525b4fd772e0868c683fae0ca71730c0586ad3130be4ef3e6af68e299a933d9accca266
SSDEEP 12288:9vUcupLLGjMEAWDuKAIJLdSceEARpwX9O2lTatJ2x9BQWmfzxMwpzNrvWJQHi+N7:98cs2jMxYxJLdrtARp6TayBQHlbr+Y
MD5 SHA1 SHA512 SSDEEP

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__PSScriptPolicyTest_axwj0a1s.yff.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_axwj0a1s.yff.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
MD5 SHA1 SHA512

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svchost.exe

Path C:\Users\Admin\AppData\Roaming\svchost.exe
Size 67KB
SHA256 8fb751033d1546ce28f5dcef171857ee879bdd31d76be2ae556f246c258473f3
MD5 50dce71a753bad01a07904f2af283123
SHA1 1beab766071ddeff0c8e577c6717debcee0d21e6
SHA512 7cdc64dcfa8a0cbc1375a1878f560beb083cd9778ff67c5c0f1b693927c35365b384affc9dc33cade4aeaafded11ac328001a18ccb34a559678c1f50fa886c01
SSDEEP 1536:6d6nmDZ77wwbVBXsVFjlFodzc0yfSI9bWIAc43n6v6O0aTLGX2Fd:W77woEFj01I9bWxa6ObT1d
MD5 SHA1 SHA512 SSDEEP

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memory/1048-38-0x00007FFF01FD3000-0x00007FFF01FD5000-memory.dmp

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memory/1048-41-0x0000000000980000-0x0000000000998000-memory.dmp

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memory/1468-55-0x00000296F8E70000-0x00000296F8E92000-memory.dmp

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memory/2484-45-0x00007FFF01FD0000-0x00007FFF02A92000-memory.dmp

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memory/2484-0-0x00007FFF01FD3000-0x00007FFF01FD5000-memory.dmp

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memory/2484-4-0x00007FFF01FD0000-0x00007FFF02A92000-memory.dmp

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memory/2484-1-0x0000000000D60000-0x0000000000E7E000-memory.dmp

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memory/4824-46-0x00000000026A0000-0x00000000026A6000-memory.dmp

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memory/4824-49-0x0000000007190000-0x0000000007222000-memory.dmp

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memory/4824-48-0x0000000007660000-0x0000000007C06000-memory.dmp

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memory/4824-47-0x00000000046C0000-0x0000000004728000-memory.dmp

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memory/4824-89-0x00000000025B0000-0x00000000025BA000-memory.dmp

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memory/4824-44-0x00000000008E0000-0x0000000000A3A000-memory.dmp

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memory/4824-23-0x000000007515E000-0x000000007515F000-memory.dmp

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memory/4824-135-0x000000007515E000-0x000000007515F000-memory.dmp

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memory/4976-43-0x0000000000E90000-0x0000000000E9E000-memory.dmp

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