0a6699553ff455c267d6d4a6f51b44eaa90c54db8440aa7986737481b290bc76

Analysis

max time kernel
152s
max time network
155s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
01/12/2022, 06:12

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General

Target

0a6699553ff455c267d6d4a6f51b44eaa90c54db8440aa7986737481b290bc76.exe
Size

253KB
MD5

32ffa9f79e0f51b133d3d11d8e749190
SHA1

022efca622c279b7ae608a92b0dedcbca9596445
SHA256

0a6699553ff455c267d6d4a6f51b44eaa90c54db8440aa7986737481b290bc76
SHA512

6cb1b699ce60857c82f169c07223b0a18425e11915c20b3622b19f90efe7f6c966e750bb8a91b7a4163ac16feccd81f659642172e63f668ff459b360ff01538f
SSDEEP

6144:r+stJ2Z7p4HWpKm3tjBL/jX1mFqCvIbYa1WvyrG7:istJ2npKm3tlL/pm9V+G7

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\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\userinit = "C:\\Windows\\system32\\userinit.exe,C:\\Users\\Admin\\AppData\\Local\\Temp\\0A6699~1.EXE,"	0a6699553ff455c267d6d4a6f51b44eaa90c54db8440aa7986737481b290bc76.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\userinit = "C:\\Users\\Admin\\AppData\\Local\\Temp\\0A6699~1.EXE"	0a6699553ff455c267d6d4a6f51b44eaa90c54db8440aa7986737481b290bc76.exe

Modifies WinLogon 2 TTPs 2 IoCs

persistence

Winlogon Helper DLL

T1004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\System = "C:\\Users\\Admin\\AppData\\Local\\Temp\\0A6699~1.EXE"	0a6699553ff455c267d6d4a6f51b44eaa90c54db8440aa7986737481b290bc76.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\8c38bb2f = "È„\r‹JÚxÃ\a\x165\vÀiÖy›~<…çèMå\x1b:Ÿ0Ä{m1ô-\x0e¨\x1e±Ø5éZ+·Ö{¼ü8\x10Âÿ\x13yÍ\x06}7ÈÃ\x19Â{¿\x0fr›è‚gd\x15UÜ¦}\x13\x01Hë´°§çuKÞŸñâô»P÷r\x19›¾,Ã\x17šß8“Ø{zN\x10\x18\x7f»6TÀyy\vfgo´„¨—Á¡Ç¦T’°[\x13\u008fˆ@j\x02ù~Ê*³¼Èd¢£yòLpë¶³\t\u0081“0I"	0a6699553ff455c267d6d4a6f51b44eaa90c54db8440aa7986737481b290bc76.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
1760	0a6699553ff455c267d6d4a6f51b44eaa90c54db8440aa7986737481b290bc76.exe
1760	0a6699553ff455c267d6d4a6f51b44eaa90c54db8440aa7986737481b290bc76.exe
1760	0a6699553ff455c267d6d4a6f51b44eaa90c54db8440aa7986737481b290bc76.exe
1760	0a6699553ff455c267d6d4a6f51b44eaa90c54db8440aa7986737481b290bc76.exe
1760	0a6699553ff455c267d6d4a6f51b44eaa90c54db8440aa7986737481b290bc76.exe
1760	0a6699553ff455c267d6d4a6f51b44eaa90c54db8440aa7986737481b290bc76.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeSecurityPrivilege	1760	0a6699553ff455c267d6d4a6f51b44eaa90c54db8440aa7986737481b290bc76.exe
Token: SeSecurityPrivilege	1760	0a6699553ff455c267d6d4a6f51b44eaa90c54db8440aa7986737481b290bc76.exe
Token: SeSecurityPrivilege	1760	0a6699553ff455c267d6d4a6f51b44eaa90c54db8440aa7986737481b290bc76.exe
Token: SeSecurityPrivilege	1760	0a6699553ff455c267d6d4a6f51b44eaa90c54db8440aa7986737481b290bc76.exe

C:\Users\Admin\AppData\Local\Temp\0a6699553ff455c267d6d4a6f51b44eaa90c54db8440aa7986737481b290bc76.exe
"C:\Users\Admin\AppData\Local\Temp\0a6699553ff455c267d6d4a6f51b44eaa90c54db8440aa7986737481b290bc76.exe"
1⤵
- Modifies WinLogon for persistence
- Adds Run key to start application
- Modifies WinLogon
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1760

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

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/1760-54-0x00000000002B0000-0x0000000000315000-memory.dmp

Filesize
404KB

Download
memory/1760-55-0x0000000075C51000-0x0000000075C53000-memory.dmp

Filesize
8KB

Download
memory/1760-56-0x0000000000400000-0x000000000046F000-memory.dmp

Filesize
444KB

Download
memory/1760-58-0x0000000002230000-0x00000000022E2000-memory.dmp

Filesize
712KB

Download
memory/1760-57-0x0000000002230000-0x00000000022E2000-memory.dmp

Filesize
712KB

Download
memory/1760-59-0x0000000002230000-0x00000000022E2000-memory.dmp

Filesize
712KB

Download
memory/1760-62-0x0000000002230000-0x00000000022E2000-memory.dmp

Filesize
712KB

Download
memory/1760-61-0x0000000002230000-0x00000000022E2000-memory.dmp

Filesize
712KB

Download
memory/1760-64-0x00000000002B0000-0x0000000000315000-memory.dmp

Filesize
404KB

Download
memory/1760-65-0x0000000002230000-0x00000000022E2000-memory.dmp

Filesize
712KB

Download
memory/1760-66-0x0000000002700000-0x00000000027B8000-memory.dmp

Filesize
736KB

Download
memory/1760-67-0x0000000002700000-0x00000000027B8000-memory.dmp

Filesize
736KB

Download