2dcfdb4a899159863879ae98e6970dc5521c08716d1aa652c6cedadc2dd18db3

Analysis

max time kernel
149s
max time network
155s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
30/10/2022, 17:09

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General

Target

2dcfdb4a899159863879ae98e6970dc5521c08716d1aa652c6cedadc2dd18db3.exe
Size

279KB
MD5

5c5563159fd0966bf1caa74c79f020d0
SHA1

ed8c0fe4bc4cd24f58be1701242f6215971b501f
SHA256

2dcfdb4a899159863879ae98e6970dc5521c08716d1aa652c6cedadc2dd18db3
SHA512

1a197488953530541603b5957aebe9d8073f0f72c5f6195f5eead973c9b422029ed88c31e4db1e454ab070519767fc69b7828175cb2670c5cb3f52731ac4ed46
SSDEEP

6144:wlGGQgTEldXbJzcWUUWWagxiR7KQbMX5Xa71Qb+YW3Ns4zeZ:w/3IzXbJznFWWt8VS5XawW3Ns4zeZ

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\\2DCFDB~1.EXE,"	2dcfdb4a899159863879ae98e6970dc5521c08716d1aa652c6cedadc2dd18db3.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\\2DCFDB~1.EXE"	2dcfdb4a899159863879ae98e6970dc5521c08716d1aa652c6cedadc2dd18db3.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\db492187 = "ÏiJ–W\u0081„ÍÚÕâ\tgÈ¢™#î8\"\x02Ç'òC˜ß\x1aòæ£{\x12â„H«\n\x12Î/7”¿'/‹e\x1bŒ¿\x16Ëß\x1f×ïÎs¨/Ùæ²PÎ)H\u008f•V~ï\u009dçoÓ\x1d¸yáÝ²áU\x1a·j“Ä°F\x11HP‘50¾–þ\x06æ:ÆÞ¢NsŠÞ\x18Ökûó\x04\x16v\vŽþÄ¾Î«ÎÌ~&(TTSnÖdÌ¤Ã–„^³ŠÖ›¾ÜöTæ6^VRúP6Þ¶Â\\\x06NS\x1a›^xkfF\x1c¼²«æ<þ#¤h”t¦ó~ä®Àk¸\|¦æ0œº\x06¶îü¾Ä°ä4Vë¨vs:ÖBFsã6ÆnŽd\x04f°\fKÎŽ\x10K®D¦ƒÎ\x1aÃ¦°ü&&&\x06ÎîF°ƒ6dŠzØœ"	2dcfdb4a899159863879ae98e6970dc5521c08716d1aa652c6cedadc2dd18db3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\System = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2DCFDB~1.EXE"	2dcfdb4a899159863879ae98e6970dc5521c08716d1aa652c6cedadc2dd18db3.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
1076	2dcfdb4a899159863879ae98e6970dc5521c08716d1aa652c6cedadc2dd18db3.exe
1076	2dcfdb4a899159863879ae98e6970dc5521c08716d1aa652c6cedadc2dd18db3.exe
1076	2dcfdb4a899159863879ae98e6970dc5521c08716d1aa652c6cedadc2dd18db3.exe
1076	2dcfdb4a899159863879ae98e6970dc5521c08716d1aa652c6cedadc2dd18db3.exe
1076	2dcfdb4a899159863879ae98e6970dc5521c08716d1aa652c6cedadc2dd18db3.exe
1076	2dcfdb4a899159863879ae98e6970dc5521c08716d1aa652c6cedadc2dd18db3.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeSecurityPrivilege	1076	2dcfdb4a899159863879ae98e6970dc5521c08716d1aa652c6cedadc2dd18db3.exe
Token: SeSecurityPrivilege	1076	2dcfdb4a899159863879ae98e6970dc5521c08716d1aa652c6cedadc2dd18db3.exe
Token: SeSecurityPrivilege	1076	2dcfdb4a899159863879ae98e6970dc5521c08716d1aa652c6cedadc2dd18db3.exe
Token: SeSecurityPrivilege	1076	2dcfdb4a899159863879ae98e6970dc5521c08716d1aa652c6cedadc2dd18db3.exe

C:\Users\Admin\AppData\Local\Temp\2dcfdb4a899159863879ae98e6970dc5521c08716d1aa652c6cedadc2dd18db3.exe
"C:\Users\Admin\AppData\Local\Temp\2dcfdb4a899159863879ae98e6970dc5521c08716d1aa652c6cedadc2dd18db3.exe"
1⤵
- Modifies WinLogon for persistence
- Adds Run key to start application
- Modifies WinLogon
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1076

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/1076-54-0x0000000075C51000-0x0000000075C53000-memory.dmp

Filesize
8KB

Download
memory/1076-56-0x0000000000400000-0x0000000000665000-memory.dmp

Filesize
2.4MB

Download
memory/1076-55-0x0000000000220000-0x0000000000280000-memory.dmp

Filesize
384KB

Download
memory/1076-58-0x00000000026B0000-0x0000000002762000-memory.dmp

Filesize
712KB

Download
memory/1076-57-0x00000000026B0000-0x0000000002762000-memory.dmp

Filesize
712KB

Download
memory/1076-59-0x00000000026B0000-0x0000000002762000-memory.dmp

Filesize
712KB

Download
memory/1076-62-0x00000000026B0000-0x0000000002762000-memory.dmp

Filesize
712KB

Download
memory/1076-61-0x00000000026B0000-0x0000000002762000-memory.dmp

Filesize
712KB

Download
memory/1076-64-0x00000000026B0000-0x0000000002762000-memory.dmp

Filesize
712KB

Download
memory/1076-65-0x0000000002BF0000-0x0000000002CA8000-memory.dmp

Filesize
736KB

Download
memory/1076-66-0x0000000002BF0000-0x0000000002CA8000-memory.dmp

Filesize
736KB

Download