e78a207b85e047ace552c2f0e8d6383869e3e1bf1736fb13ccc08c07760ef7b9

Analysis

max time kernel
150s
max time network
123s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
03-12-2022 03:21

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General

Target

e78a207b85e047ace552c2f0e8d6383869e3e1bf1736fb13ccc08c07760ef7b9.exe
Size

56KB
MD5

43acc0a6c14b1168e028c70b6fd29b28
SHA1

8018af5ee968cc1e4dd3a2983e5302de718787f6
SHA256

e78a207b85e047ace552c2f0e8d6383869e3e1bf1736fb13ccc08c07760ef7b9
SHA512

0e63d4a40e84e6b6de30e75880c2b9c7e1e4cd522d4dfe7a9d4975ddaedeed7db682d36e23c5cf9aecc63db7738d053e2ebbc534046d189b742f2239eda61850
SSDEEP

768:+DpEX2l4sCyPlOjTfeIg+svSpMD0krMAqJD/rd2KpyXEhQTXEx7Qoj3/DB:+VgXTy9O/fe4eD0krDqJ/1pyU1ym

Score

10^/10

persistence

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\shell = "explorer.exe,C:\\Users\\Admin\\AppData\\Roaming\\cache.dat"	svchost.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
1700	e78a207b85e047ace552c2f0e8d6383869e3e1bf1736fb13ccc08c07760ef7b9.exe
2020	svchost.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe
2020	svchost.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
1700	e78a207b85e047ace552c2f0e8d6383869e3e1bf1736fb13ccc08c07760ef7b9.exe
1700	e78a207b85e047ace552c2f0e8d6383869e3e1bf1736fb13ccc08c07760ef7b9.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2020	svchost.exe
2020	svchost.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2020 wrote to memory of 860	2020	svchost.exe	29
PID 2020 wrote to memory of 860	2020	svchost.exe	29
PID 2020 wrote to memory of 860	2020	svchost.exe	29
PID 2020 wrote to memory of 860	2020	svchost.exe	29

C:\Users\Admin\AppData\Local\Temp\e78a207b85e047ace552c2f0e8d6383869e3e1bf1736fb13ccc08c07760ef7b9.exe
"C:\Users\Admin\AppData\Local\Temp\e78a207b85e047ace552c2f0e8d6383869e3e1bf1736fb13ccc08c07760ef7b9.exe"
1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: MapViewOfSection
PID:1700

C:\Windows\syswow64\svchost.exe
"C:\Windows\syswow64\svchost.exe"
1⤵
- Modifies WinLogon for persistence
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2020
- C:\Windows\SysWOW64\ctfmon.exe
  ctfmon.exe
  2⤵
  PID:860

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Winlogon Helper DLL

T1004

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/860-61-0x0000000000000000-mapping.dmp

Download
memory/1208-58-0x0000000077BF0000-0x0000000077D99000-memory.dmp

Filesize
1.7MB

Download
memory/1208-60-0x00000000025F0000-0x00000000025F8000-memory.dmp

Filesize
32KB

Download
memory/1700-54-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1700-55-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1700-56-0x00000000002D0000-0x00000000002E9000-memory.dmp

Filesize
100KB

Download
memory/1700-57-0x00000000002D0000-0x00000000002E9000-memory.dmp

Filesize
100KB

Download
memory/2020-59-0x0000000076BA1000-0x0000000076BA3000-memory.dmp

Filesize
8KB

Download