fb540c9b250146196d25ab02086150d11d5b1a75807d086026155a76891c4013

Analysis

max time kernel
70s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
08-06-2023 05:47

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General

Target

fb540c9b250146196d25ab02086150d11d5b1a75807d086026155a76891c4013.exe
Size

121KB
MD5

4f70a5c3e14e25a2f49c2d386f5cf9f0
SHA1

57f252be28edde97d3837b606fab60bdb121a5d9
SHA256

fb540c9b250146196d25ab02086150d11d5b1a75807d086026155a76891c4013
SHA512

9db70674750a794f39204bf73d55747feb310177f7c36bc7b567cbd79d7562033106c3fa4a1252b45142ee9e7aec967096b0eaeb3c06fa8989a5754d8e4c2b3e
SSDEEP

3072:k9QLdsON8xxwaTq29LyipOpLfWvW8oyhuWVFrag1shb3rtvx6:2QLvN8VT5OJWVFmZhzrt8

Score

10^/10

evasion trojan

Malware Config

Signatures

Modifies Windows Defender Real-time Protection settings 3 TTPs 6 IoCs

evasion trojan

Modify Registry

T1112

Modify Existing Service

T1031

Disabling Security Tools

T1089

Processes:

AppLaunch.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	AppLaunch.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	AppLaunch.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	AppLaunch.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	AppLaunch.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	AppLaunch.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	AppLaunch.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

fb540c9b250146196d25ab02086150d11d5b1a75807d086026155a76891c4013.exe

description	pid	process	target process
PID 2796 set thread context of 436	2796	fb540c9b250146196d25ab02086150d11d5b1a75807d086026155a76891c4013.exe	AppLaunch.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1168 2796 WerFault.exe fb540c9b250146196d25ab02086150d11d5b1a75807d086026155a76891c4013.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

AppLaunch.exe

pid process

436 AppLaunch.exe
436 AppLaunch.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

AppLaunch.exe

description pid process

Token: SeDebugPrivilege 436 AppLaunch.exe

pid	pid_target	process	target process
1168	2796	WerFault.exe	fb540c9b250146196d25ab02086150d11d5b1a75807d086026155a76891c4013.exe

pid	process
436	AppLaunch.exe
436	AppLaunch.exe

description	pid	process
Token: SeDebugPrivilege	436	AppLaunch.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

fb540c9b250146196d25ab02086150d11d5b1a75807d086026155a76891c4013.exe

description	pid	process	target process
PID 2796 wrote to memory of 436	2796	fb540c9b250146196d25ab02086150d11d5b1a75807d086026155a76891c4013.exe	AppLaunch.exe
PID 2796 wrote to memory of 436	2796	fb540c9b250146196d25ab02086150d11d5b1a75807d086026155a76891c4013.exe	AppLaunch.exe
PID 2796 wrote to memory of 436	2796	fb540c9b250146196d25ab02086150d11d5b1a75807d086026155a76891c4013.exe	AppLaunch.exe
PID 2796 wrote to memory of 436	2796	fb540c9b250146196d25ab02086150d11d5b1a75807d086026155a76891c4013.exe	AppLaunch.exe
PID 2796 wrote to memory of 436	2796	fb540c9b250146196d25ab02086150d11d5b1a75807d086026155a76891c4013.exe	AppLaunch.exe

C:\Users\Admin\AppData\Local\Temp\fb540c9b250146196d25ab02086150d11d5b1a75807d086026155a76891c4013.exe
"C:\Users\Admin\AppData\Local\Temp\fb540c9b250146196d25ab02086150d11d5b1a75807d086026155a76891c4013.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2796

C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
2⤵
- Modifies Windows Defender Real-time Protection settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:436

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2796 -s 152
2⤵
- Program crash
PID:1168

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 2796 -ip 2796
1⤵
PID:2136

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

T1031

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Disabling Security Tools

T1089

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/436-133-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

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