79ffda2db23ae19fe8b44c8286b25554daf6c44f3e40a4360e085b7dfe726db2

Analysis

max time kernel
169s
max time network
143s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
01/12/2022, 02:59

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General

Target

79ffda2db23ae19fe8b44c8286b25554daf6c44f3e40a4360e085b7dfe726db2.exe
Size

58KB
MD5

8c015620a9bc79ec1aaf58b9edab47b2
SHA1

16084c80ff739fdbe112d518b3bd4871ef3f3200
SHA256

79ffda2db23ae19fe8b44c8286b25554daf6c44f3e40a4360e085b7dfe726db2
SHA512

11fb55a6d3c84e2c25e79202e6440a2d99e41e962677217de78205eef8a56252fdb3839d3de3ee81be22ace33931c422e603db6d88da9ff40052431b068b7eb5
SSDEEP

1536:Bxq97DG+Cc22uWlFZEqLQw0qzGFGjLJECfzT70TM0w2:Bxq9tCctBlQcQw5LiYwTM0w

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-1-5-21-3385717845-2518323428-350143044-1000\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
968	79ffda2db23ae19fe8b44c8286b25554daf6c44f3e40a4360e085b7dfe726db2.exe
1552	svchost.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe
1552	svchost.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
968	79ffda2db23ae19fe8b44c8286b25554daf6c44f3e40a4360e085b7dfe726db2.exe
968	79ffda2db23ae19fe8b44c8286b25554daf6c44f3e40a4360e085b7dfe726db2.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1552	svchost.exe
1552	svchost.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1552 wrote to memory of 872	1552	svchost.exe	29
PID 1552 wrote to memory of 872	1552	svchost.exe	29
PID 1552 wrote to memory of 872	1552	svchost.exe	29
PID 1552 wrote to memory of 872	1552	svchost.exe	29

C:\Users\Admin\AppData\Local\Temp\79ffda2db23ae19fe8b44c8286b25554daf6c44f3e40a4360e085b7dfe726db2.exe
"C:\Users\Admin\AppData\Local\Temp\79ffda2db23ae19fe8b44c8286b25554daf6c44f3e40a4360e085b7dfe726db2.exe"
1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: MapViewOfSection
PID:968

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:1552
- C:\Windows\SysWOW64\ctfmon.exe
  ctfmon.exe
  2⤵
  PID:872

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/968-54-0x0000000075F21000-0x0000000075F23000-memory.dmp

Filesize
8KB

Download
memory/968-55-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/968-56-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/968-57-0x00000000002A0000-0x00000000002B9000-memory.dmp

Filesize
100KB

Download
memory/968-58-0x00000000002A0000-0x00000000002B9000-memory.dmp

Filesize
100KB

Download
memory/1312-59-0x0000000077020000-0x00000000771C9000-memory.dmp

Filesize
1.7MB

Download
memory/1312-60-0x0000000002220000-0x0000000002228000-memory.dmp

Filesize
32KB

Download
memory/1312-62-0x0000000077020000-0x00000000771C9000-memory.dmp

Filesize
1.7MB

Download