4c1123252908621c07cb2f6909f52afd7dd1c9ba632807617819ac937f319511

Analysis

max time kernel
91s
max time network
34s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
02-12-2022 18:54

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General

Target

4c1123252908621c07cb2f6909f52afd7dd1c9ba632807617819ac937f319511.exe
Size

65KB
MD5

03f736672d601647f23cbc669fd7fb00
SHA1

41def8dde9dfd38ed7659c65764da123057a909b
SHA256

4c1123252908621c07cb2f6909f52afd7dd1c9ba632807617819ac937f319511
SHA512

59c8fb9275ab3467b525bad493239955641f79392bbf49f84c91c1abd1f6eaa2b51480e245fbf542fb86be782558042ab2611dec25972c57e3bf07dbfab802dc
SSDEEP

1536:J+zyufCGyoBKvalBCRpZuQWGz7+MujWod:J+VhyoBK3zStd

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-1-5-21-3406023954-474543476-3319432036-1000\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
960	4c1123252908621c07cb2f6909f52afd7dd1c9ba632807617819ac937f319511.exe
956	svchost.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
960	4c1123252908621c07cb2f6909f52afd7dd1c9ba632807617819ac937f319511.exe
960	4c1123252908621c07cb2f6909f52afd7dd1c9ba632807617819ac937f319511.exe

C:\Users\Admin\AppData\Local\Temp\4c1123252908621c07cb2f6909f52afd7dd1c9ba632807617819ac937f319511.exe
"C:\Users\Admin\AppData\Local\Temp\4c1123252908621c07cb2f6909f52afd7dd1c9ba632807617819ac937f319511.exe"
1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: MapViewOfSection
PID:960

C:\Windows\syswow64\svchost.exe
"C:\Windows\syswow64\svchost.exe"
1⤵
- Modifies WinLogon for persistence
- Suspicious use of NtSetInformationThreadHideFromDebugger
PID:956

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/956-61-0x0000000075591000-0x0000000075593000-memory.dmp

Filesize
8KB

Download
memory/960-55-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/960-54-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/960-56-0x0000000000250000-0x0000000000269000-memory.dmp

Filesize
100KB

Download
memory/960-57-0x0000000000250000-0x0000000000269000-memory.dmp

Filesize
100KB

Download
memory/1312-58-0x0000000077270000-0x0000000077419000-memory.dmp

Filesize
1.7MB

Download
memory/1312-59-0x00000000029C0000-0x00000000029C8000-memory.dmp

Filesize
32KB

Download
memory/1312-60-0x0000000077270000-0x0000000077419000-memory.dmp

Filesize
1.7MB

Download