e22f08a2dd1b05e0e9a05464a840cfcf8f6b6286dc415d282a7461df61e08c62

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
25/12/2023, 10:33

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

177a72bd52ece3654dc056044d425eb4.exe
Size

56KB
MD5

177a72bd52ece3654dc056044d425eb4
SHA1

bc17a77793304cee1cff8dfc593af453c76a2e17
SHA256

e22f08a2dd1b05e0e9a05464a840cfcf8f6b6286dc415d282a7461df61e08c62
SHA512

dea24ce93c31f12eef23bc0ed1792421fe2d73fddd6c69134d5cc4132d6c7853cbd637690eca730da11dfc02fd95fdcc73d8c27cab2f922ba69c1fdf15ef5904
SSDEEP

768:gMVI6utFCRwxG2fVRcyMwa+0JnM9LSIRyHd6vFqf49:gMVI6utFCRwZRcyzaxq9LSI2d6vFa6

Score

6^/10

persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Explorer = "C:\\windows\\system32\\crs.exe"	177a72bd52ece3654dc056044d425eb4.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\windows\system32\crs.exe	177a72bd52ece3654dc056044d425eb4.exe
File opened for modification	C:\windows\system32\keys.txt	177a72bd52ece3654dc056044d425eb4.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2948	177a72bd52ece3654dc056044d425eb4.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2948	177a72bd52ece3654dc056044d425eb4.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2948	177a72bd52ece3654dc056044d425eb4.exe

C:\Users\Admin\AppData\Local\Temp\177a72bd52ece3654dc056044d425eb4.exe
"C:\Users\Admin\AppData\Local\Temp\177a72bd52ece3654dc056044d425eb4.exe"
1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2948

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

Loading Replay Monitor...

Downloads

memory/2948-0-0x000007FEF5140000-0x000007FEF5ADD000-memory.dmp

Filesize
9.6MB

Download
memory/2948-1-0x0000000001F40000-0x0000000001FC0000-memory.dmp

Filesize
512KB

Download
memory/2948-2-0x000007FEF5140000-0x000007FEF5ADD000-memory.dmp

Filesize
9.6MB

Download
memory/2948-3-0x000007FEF5140000-0x000007FEF5ADD000-memory.dmp

Filesize
9.6MB

Download
memory/2948-4-0x0000000001F40000-0x0000000001FC0000-memory.dmp

Filesize
512KB

Download