f9e2dada6827997e4f3534ca9675dabd770db18a5f12a8dbc92f4610d9895897

Analysis

max time kernel
149s
max time network
119s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
09/05/2024, 06:37

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General

Target

f9e2dada6827997e4f3534ca9675dabd770db18a5f12a8dbc92f4610d9895897.exe
Size

72KB
MD5

08ef98334cdf1d9a465a564da9922c17
SHA1

6783bb9e679637a906e96e4fd094550d5e3a3543
SHA256

f9e2dada6827997e4f3534ca9675dabd770db18a5f12a8dbc92f4610d9895897
SHA512

9a407be971cbb25c2ed533df954e7bf77111909e2fa3bc79a3cd26adbe6f27ad6e25c24c72291eed27af0da3faf818788379d753ff31554e1da6c717966f2849
SSDEEP

1536:xUnHNbMNaFo7LlSChua7GfKezrsP7LGjA:8bMcFo330kJezKLG8

Score

10^/10

evasion persistence trojan

Malware Config

Signatures

Windows security bypass 2 TTPs 4 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "25600"	alnoanax.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "25600"	alnoanax.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "25600"	alnoanax.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "25600"	alnoanax.exe

Modifies Installed Components in the registry 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{50554D41-5254-4e52-5055-4D4152544e52}\01234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123 = "a"	alnoanax.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{50554D41-5254-4e52-5055-4D4152544e52}\IsInstalled = "1"	alnoanax.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{50554D41-5254-4e52-5055-4D4152544e52}\StubPath = "C:\\Windows\\system32\\imsevoon-cid.exe"	alnoanax.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{50554D41-5254-4e52-5055-4D4152544e52}	alnoanax.exe

Sets file execution options in registry 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe	alnoanax.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe\0123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890 = "a"	alnoanax.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe\Debugger = "C:\\Windows\\system32\\exlexut-tor.exe"	alnoanax.exe

Executes dropped EXE 2 IoCs

pid	Process
2424	alnoanax.exe
2284	alnoanax.exe

Loads dropped DLL 3 IoCs

pid	Process
2420	f9e2dada6827997e4f3534ca9675dabd770db18a5f12a8dbc92f4610d9895897.exe
2420	f9e2dada6827997e4f3534ca9675dabd770db18a5f12a8dbc92f4610d9895897.exe
2424	alnoanax.exe

Windows security modification 2 TTPs 4 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "25600"	alnoanax.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "25600"	alnoanax.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "25600"	alnoanax.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "25600"	alnoanax.exe

Modifies WinLogon 2 TTPs 5 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}	alnoanax.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify	alnoanax.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345 = "a"	alnoanax.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\DLLName = "C:\\Windows\\system32\\ofdupot-oufooc.dll"	alnoanax.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\Startup = "Startup"	alnoanax.exe

Drops file in System32 directory 9 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\exlexut-tor.exe	alnoanax.exe
File opened for modification	C:\Windows\SysWOW64\alnoanax.exe	f9e2dada6827997e4f3534ca9675dabd770db18a5f12a8dbc92f4610d9895897.exe
File created	C:\Windows\SysWOW64\alnoanax.exe	f9e2dada6827997e4f3534ca9675dabd770db18a5f12a8dbc92f4610d9895897.exe
File opened for modification	C:\Windows\SysWOW64\exlexut-tor.exe	alnoanax.exe
File opened for modification	C:\Windows\SysWOW64\imsevoon-cid.exe	alnoanax.exe
File created	C:\Windows\SysWOW64\imsevoon-cid.exe	alnoanax.exe
File opened for modification	C:\Windows\SysWOW64\ofdupot-oufooc.dll	alnoanax.exe
File created	C:\Windows\SysWOW64\ofdupot-oufooc.dll	alnoanax.exe
File opened for modification	C:\Windows\SysWOW64\alnoanax.exe	alnoanax.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2284	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe
2424	alnoanax.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2424	alnoanax.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2420 wrote to memory of 2424	2420	f9e2dada6827997e4f3534ca9675dabd770db18a5f12a8dbc92f4610d9895897.exe	28
PID 2420 wrote to memory of 2424	2420	f9e2dada6827997e4f3534ca9675dabd770db18a5f12a8dbc92f4610d9895897.exe	28
PID 2420 wrote to memory of 2424	2420	f9e2dada6827997e4f3534ca9675dabd770db18a5f12a8dbc92f4610d9895897.exe	28
PID 2420 wrote to memory of 2424	2420	f9e2dada6827997e4f3534ca9675dabd770db18a5f12a8dbc92f4610d9895897.exe	28
PID 2424 wrote to memory of 432	2424	alnoanax.exe	5
PID 2424 wrote to memory of 1200	2424	alnoanax.exe	21
PID 2424 wrote to memory of 1200	2424	alnoanax.exe	21
PID 2424 wrote to memory of 2284	2424	alnoanax.exe	29
PID 2424 wrote to memory of 2284	2424	alnoanax.exe	29
PID 2424 wrote to memory of 2284	2424	alnoanax.exe	29
PID 2424 wrote to memory of 2284	2424	alnoanax.exe	29
PID 2424 wrote to memory of 1200	2424	alnoanax.exe	21
PID 2424 wrote to memory of 1200	2424	alnoanax.exe	21
PID 2424 wrote to memory of 1200	2424	alnoanax.exe	21
PID 2424 wrote to memory of 1200	2424	alnoanax.exe	21
PID 2424 wrote to memory of 1200	2424	alnoanax.exe	21
PID 2424 wrote to memory of 1200	2424	alnoanax.exe	21
PID 2424 wrote to memory of 1200	2424	alnoanax.exe	21
PID 2424 wrote to memory of 1200	2424	alnoanax.exe	21
PID 2424 wrote to memory of 1200	2424	alnoanax.exe	21
PID 2424 wrote to memory of 1200	2424	alnoanax.exe	21
PID 2424 wrote to memory of 1200	2424	alnoanax.exe	21
PID 2424 wrote to memory of 1200	2424	alnoanax.exe	21
PID 2424 wrote to memory of 1200	2424	alnoanax.exe	21
PID 2424 wrote to memory of 1200	2424	alnoanax.exe	21
PID 2424 wrote to memory of 1200	2424	alnoanax.exe	21
PID 2424 wrote to memory of 1200	2424	alnoanax.exe	21
PID 2424 wrote to memory of 1200	2424	alnoanax.exe	21
PID 2424 wrote to memory of 1200	2424	alnoanax.exe	21
PID 2424 wrote to memory of 1200	2424	alnoanax.exe	21
PID 2424 wrote to memory of 1200	2424	alnoanax.exe	21
PID 2424 wrote to memory of 1200	2424	alnoanax.exe	21
PID 2424 wrote to memory of 1200	2424	alnoanax.exe	21
PID 2424 wrote to memory of 1200	2424	alnoanax.exe	21
PID 2424 wrote to memory of 1200	2424	alnoanax.exe	21
PID 2424 wrote to memory of 1200	2424	alnoanax.exe	21
PID 2424 wrote to memory of 1200	2424	alnoanax.exe	21
PID 2424 wrote to memory of 1200	2424	alnoanax.exe	21
PID 2424 wrote to memory of 1200	2424	alnoanax.exe	21
PID 2424 wrote to memory of 1200	2424	alnoanax.exe	21
PID 2424 wrote to memory of 1200	2424	alnoanax.exe	21
PID 2424 wrote to memory of 1200	2424	alnoanax.exe	21
PID 2424 wrote to memory of 1200	2424	alnoanax.exe	21
PID 2424 wrote to memory of 1200	2424	alnoanax.exe	21
PID 2424 wrote to memory of 1200	2424	alnoanax.exe	21
PID 2424 wrote to memory of 1200	2424	alnoanax.exe	21
PID 2424 wrote to memory of 1200	2424	alnoanax.exe	21
PID 2424 wrote to memory of 1200	2424	alnoanax.exe	21
PID 2424 wrote to memory of 1200	2424	alnoanax.exe	21
PID 2424 wrote to memory of 1200	2424	alnoanax.exe	21
PID 2424 wrote to memory of 1200	2424	alnoanax.exe	21
PID 2424 wrote to memory of 1200	2424	alnoanax.exe	21
PID 2424 wrote to memory of 1200	2424	alnoanax.exe	21
PID 2424 wrote to memory of 1200	2424	alnoanax.exe	21
PID 2424 wrote to memory of 1200	2424	alnoanax.exe	21
PID 2424 wrote to memory of 1200	2424	alnoanax.exe	21
PID 2424 wrote to memory of 1200	2424	alnoanax.exe	21
PID 2424 wrote to memory of 1200	2424	alnoanax.exe	21
PID 2424 wrote to memory of 1200	2424	alnoanax.exe	21
PID 2424 wrote to memory of 1200	2424	alnoanax.exe	21
PID 2424 wrote to memory of 1200	2424	alnoanax.exe	21
PID 2424 wrote to memory of 1200	2424	alnoanax.exe	21
PID 2424 wrote to memory of 1200	2424	alnoanax.exe	21
PID 2424 wrote to memory of 1200	2424	alnoanax.exe	21

C:\Windows\system32\winlogon.exe
winlogon.exe
1⤵
PID:432

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1200
- C:\Users\Admin\AppData\Local\Temp\f9e2dada6827997e4f3534ca9675dabd770db18a5f12a8dbc92f4610d9895897.exe
  "C:\Users\Admin\AppData\Local\Temp\f9e2dada6827997e4f3534ca9675dabd770db18a5f12a8dbc92f4610d9895897.exe"
  2⤵
  - Loads dropped DLL
  - Drops file in System32 directory
  - Suspicious use of WriteProcessMemory
  PID:2420
- - C:\Windows\SysWOW64\alnoanax.exe
    "C:\Windows\SysWOW64\alnoanax.exe"
    3⤵
    - Windows security bypass
    - Modifies Installed Components in the registry
    - Sets file execution options in registry
    - Executes dropped EXE
    - Loads dropped DLL
    - Windows security modification
    - Modifies WinLogon
    - Drops file in System32 directory
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2424
  - - C:\Windows\SysWOW64\alnoanax.exe
      --k33p
      4⤵
      Executes dropped EXE
      Suspicious behavior: EnumeratesProcesses
      PID:2284

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Defense Evasion

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\SysWOW64\exlexut-tor.exe

Filesize
73KB

MD5
a2544a96d9ad77e174b2da1ac4a4434e

SHA1
2cb2c0f6a2aca132a86519badf0256627afddf62

SHA256
72c7c485395c7e3448772e474a4a35be3e95ec181c9e87a8cab39fcaa006075f

SHA512
6e580402d2b41ecf4be5c500e00dcb018b0b655091bb2ca6042db3f68247b41677564422f66ec6fed73a1ed22495b0aabae1b085e63cde7d907a24d685c91817

Download Submit
C:\Windows\SysWOW64\imsevoon-cid.exe

Filesize
72KB

MD5
db8c9afd1bfc450913d8b167e695fe08

SHA1
f2d2f928af6b4ab01501b3b1d10b6aa604c56e67

SHA256
4d00a7242484c2bed0229d2c4375004937d240bb7cbea64d4cb87a5e0a775dc7

SHA512
fce4c7ff46fd002bf5f2426eb520b70100a28f89d93a8c8c0a22005bc9d99c965890021c0d6a00883fc713d08719a205458610d1ff92740a4dbfcfc25ce8366c

Download Submit
C:\Windows\SysWOW64\ofdupot-oufooc.dll

Filesize
5KB

MD5
f37b21c00fd81bd93c89ce741a88f183

SHA1
b2796500597c68e2f5638e1101b46eaf32676c1c

SHA256
76cf016fd77cb5a06c6ed4674ddc2345e8390c010cf344491a6e742baf2c0fb0

SHA512
252fe66dea9a4b9aebc5fd2f24434719cb25159ba51549d9de407f44b6a2f7bce6e071be02c4f2ad6aef588c77f12c00ed415eb54f96dec1b077326e101ce0f4

Download Submit
\Windows\SysWOW64\alnoanax.exe

Filesize
70KB

MD5
eeb6716368cb2d60b4711daf5246c7ef

SHA1
c6a7eb7773bd64409b31fcc74cb4d78c03924651

SHA256
876258c05e94d4cf634558370a8e9ded4b1ddad05335a4d94a39107b01a0b3a9

SHA512
f267d96dfc983622631e9d519f18913e96db38a5b2aa251d31d138968172ec62fd1db4effc881a705b5181415c73d63a2a631e6187c4b787d13e629598401484

Download Submit
memory/2284-54-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2420-7-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2424-53-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download