6f1ebc068f61868a3350fd4ded4dbb1ddbea0560fc9d70add6788f76918391d4

Analysis

max time kernel
9s
max time network
19s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
31/12/2023, 04:09

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Reason

Machine shutdown

Report Analysis Logs

General

Target

279505c7f3a8a0af96a0b88e331286d1.exe
Size

124KB
MD5

279505c7f3a8a0af96a0b88e331286d1
SHA1

25e4c9af5a046dea662fb19af69b1cb1d4c37117
SHA256

6f1ebc068f61868a3350fd4ded4dbb1ddbea0560fc9d70add6788f76918391d4
SHA512

065054f73ad46ef9c669931a951707cd48b4ba272d8eb6c492cb37797722d429b94dc169609929991f7328a369397a18badcca4369c7681b96e1385b3a596aee
SSDEEP

1536:IZt5LHcTFyv/dz4oldDgFGfEaqj0isUBtliLFcHo5A4PXHuAkl5zCH:agTA54olC2ENviLiHo5LWAE5zY

Score

8^/10

persistence

Malware Config

Signatures

Modifies AppInit DLL entries 2 TTPs
persistence

Registry Run Keys / Startup Folder
T1547.001

Modify Registry
T1112

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\ycrnlfa.dll	279505c7f3a8a0af96a0b88e331286d1.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeShutdownPrivilege	1104	279505c7f3a8a0af96a0b88e331286d1.exe

C:\Users\Admin\AppData\Local\Temp\279505c7f3a8a0af96a0b88e331286d1.exe
"C:\Users\Admin\AppData\Local\Temp\279505c7f3a8a0af96a0b88e331286d1.exe"
1⤵
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
PID:1104

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x0
1⤵
PID:2688

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x1
1⤵
PID:2868

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

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1104-1-0x0000000001000000-0x0000000001020000-memory.dmp

Filesize
128KB

Download
memory/1104-3-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/1104-2-0x0000000001000000-0x0000000001020000-memory.dmp

Filesize
128KB

Download
memory/1104-0-0x0000000001000000-0x0000000001020000-memory.dmp

Filesize
128KB

Download
memory/2688-6-0x00000000029C0000-0x00000000029C1000-memory.dmp

Filesize
4KB

Download
memory/2868-7-0x0000000002860000-0x0000000002861000-memory.dmp

Filesize
4KB

Download