c62adca75fef1bb4e50cfeb13ac43c22d1a445799eb58bf8ff8dd372d7e59069

Analysis

max time kernel
233s
max time network
335s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
03-12-2022 13:17

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General

Target

c62adca75fef1bb4e50cfeb13ac43c22d1a445799eb58bf8ff8dd372d7e59069.exe
Size

168KB
MD5

86199759bd758d2afd7a48930a52d9e5
SHA1

15d39bfc6dc27cafed9992cca498ed57f85f9255
SHA256

c62adca75fef1bb4e50cfeb13ac43c22d1a445799eb58bf8ff8dd372d7e59069
SHA512

8eab695b954a984679690b627a95a748085f1e28716b1f5a7b0ebb87a8e93c485e6e8f05cff4f9a67b08ec3bfdf4b4a8822938572ee8c62e043b119dad2c8bcd
SSDEEP

3072:IyWVsYNP0kKBQnGuDPyhltDCbTO+0o8aiGVx+4qrVGq1Ywt:Is8nR7+h4liGX+1rVGq1

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
1732	Msrgrs.exe
1728	Msrgrs.exe

Loads dropped DLL 2 IoCs

pid	Process
820	c62adca75fef1bb4e50cfeb13ac43c22d1a445799eb58bf8ff8dd372d7e59069.exe
820	c62adca75fef1bb4e50cfeb13ac43c22d1a445799eb58bf8ff8dd372d7e59069.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run	c62adca75fef1bb4e50cfeb13ac43c22d1a445799eb58bf8ff8dd372d7e59069.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\Msrgrs = "C:\\Users\\Admin\\AppData\\Roaming\\Msrgrs.exe"	c62adca75fef1bb4e50cfeb13ac43c22d1a445799eb58bf8ff8dd372d7e59069.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 556 set thread context of 820	556	c62adca75fef1bb4e50cfeb13ac43c22d1a445799eb58bf8ff8dd372d7e59069.exe	28
PID 1732 set thread context of 1728	1732	Msrgrs.exe	30

Modifies Internet Explorer settings 1 TTPs 30 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\InternetRegistry	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\Zoom	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{AFF6F251-757A-11ED-A676-CED6325FB9F2} = "0"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\SearchScopes	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "2"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\PageSetup	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "377105526"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\IntelliForms	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\LowRegistry	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\Toolbar	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	IEXPLORE.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
820	c62adca75fef1bb4e50cfeb13ac43c22d1a445799eb58bf8ff8dd372d7e59069.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1728	Msrgrs.exe
Token: SeDebugPrivilege	1572	IEXPLORE.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1740	IEXPLORE.EXE

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1740	IEXPLORE.EXE
1740	IEXPLORE.EXE
1572	IEXPLORE.EXE
1572	IEXPLORE.EXE
1572	IEXPLORE.EXE
1572	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 38 IoCs

description	pid	Process	procid_target
PID 556 wrote to memory of 820	556	c62adca75fef1bb4e50cfeb13ac43c22d1a445799eb58bf8ff8dd372d7e59069.exe	28
PID 556 wrote to memory of 820	556	c62adca75fef1bb4e50cfeb13ac43c22d1a445799eb58bf8ff8dd372d7e59069.exe	28
PID 556 wrote to memory of 820	556	c62adca75fef1bb4e50cfeb13ac43c22d1a445799eb58bf8ff8dd372d7e59069.exe	28
PID 556 wrote to memory of 820	556	c62adca75fef1bb4e50cfeb13ac43c22d1a445799eb58bf8ff8dd372d7e59069.exe	28
PID 556 wrote to memory of 820	556	c62adca75fef1bb4e50cfeb13ac43c22d1a445799eb58bf8ff8dd372d7e59069.exe	28
PID 556 wrote to memory of 820	556	c62adca75fef1bb4e50cfeb13ac43c22d1a445799eb58bf8ff8dd372d7e59069.exe	28
PID 556 wrote to memory of 820	556	c62adca75fef1bb4e50cfeb13ac43c22d1a445799eb58bf8ff8dd372d7e59069.exe	28
PID 556 wrote to memory of 820	556	c62adca75fef1bb4e50cfeb13ac43c22d1a445799eb58bf8ff8dd372d7e59069.exe	28
PID 556 wrote to memory of 820	556	c62adca75fef1bb4e50cfeb13ac43c22d1a445799eb58bf8ff8dd372d7e59069.exe	28
PID 556 wrote to memory of 820	556	c62adca75fef1bb4e50cfeb13ac43c22d1a445799eb58bf8ff8dd372d7e59069.exe	28
PID 820 wrote to memory of 1732	820	c62adca75fef1bb4e50cfeb13ac43c22d1a445799eb58bf8ff8dd372d7e59069.exe	29
PID 820 wrote to memory of 1732	820	c62adca75fef1bb4e50cfeb13ac43c22d1a445799eb58bf8ff8dd372d7e59069.exe	29
PID 820 wrote to memory of 1732	820	c62adca75fef1bb4e50cfeb13ac43c22d1a445799eb58bf8ff8dd372d7e59069.exe	29
PID 820 wrote to memory of 1732	820	c62adca75fef1bb4e50cfeb13ac43c22d1a445799eb58bf8ff8dd372d7e59069.exe	29
PID 1732 wrote to memory of 1728	1732	Msrgrs.exe	30
PID 1732 wrote to memory of 1728	1732	Msrgrs.exe	30
PID 1732 wrote to memory of 1728	1732	Msrgrs.exe	30
PID 1732 wrote to memory of 1728	1732	Msrgrs.exe	30
PID 1732 wrote to memory of 1728	1732	Msrgrs.exe	30
PID 1732 wrote to memory of 1728	1732	Msrgrs.exe	30
PID 1732 wrote to memory of 1728	1732	Msrgrs.exe	30
PID 1732 wrote to memory of 1728	1732	Msrgrs.exe	30
PID 1732 wrote to memory of 1728	1732	Msrgrs.exe	30
PID 1732 wrote to memory of 1728	1732	Msrgrs.exe	30
PID 1728 wrote to memory of 1780	1728	Msrgrs.exe	31
PID 1728 wrote to memory of 1780	1728	Msrgrs.exe	31
PID 1728 wrote to memory of 1780	1728	Msrgrs.exe	31
PID 1728 wrote to memory of 1780	1728	Msrgrs.exe	31
PID 1780 wrote to memory of 1740	1780	iexplore.exe	32
PID 1780 wrote to memory of 1740	1780	iexplore.exe	32
PID 1780 wrote to memory of 1740	1780	iexplore.exe	32
PID 1780 wrote to memory of 1740	1780	iexplore.exe	32
PID 1740 wrote to memory of 1572	1740	IEXPLORE.EXE	34
PID 1740 wrote to memory of 1572	1740	IEXPLORE.EXE	34
PID 1740 wrote to memory of 1572	1740	IEXPLORE.EXE	34
PID 1740 wrote to memory of 1572	1740	IEXPLORE.EXE	34
PID 1728 wrote to memory of 1572	1728	Msrgrs.exe	34
PID 1728 wrote to memory of 1572	1728	Msrgrs.exe	34

C:\Users\Admin\AppData\Local\Temp\c62adca75fef1bb4e50cfeb13ac43c22d1a445799eb58bf8ff8dd372d7e59069.exe
"C:\Users\Admin\AppData\Local\Temp\c62adca75fef1bb4e50cfeb13ac43c22d1a445799eb58bf8ff8dd372d7e59069.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:556
- C:\Users\Admin\AppData\Local\Temp\c62adca75fef1bb4e50cfeb13ac43c22d1a445799eb58bf8ff8dd372d7e59069.exe
  "C:\Users\Admin\AppData\Local\Temp\c62adca75fef1bb4e50cfeb13ac43c22d1a445799eb58bf8ff8dd372d7e59069.exe"
  2⤵
  - Loads dropped DLL
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:820
- - C:\Users\Admin\AppData\Roaming\Msrgrs.exe
    "C:\Users\Admin\AppData\Roaming\Msrgrs.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:1732
  - - C:\Users\Admin\AppData\Roaming\Msrgrs.exe
      "C:\Users\Admin\AppData\Roaming\Msrgrs.exe"
      4⤵
      Executes dropped EXE
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:1728
    - - C:\Program Files (x86)\Internet Explorer\iexplore.exe
        
        "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
        5⤵
        Suspicious use of WriteProcessMemory
        
        PID:1780
      - C:\Program Files\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
        6⤵
        Modifies Internet Explorer settings
        Suspicious use of FindShellTrayWindow
        Suspicious use of SetWindowsHookEx
        Suspicious use of WriteProcessMemory
        
        PID:1740
        
        C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1740 CREDAT:275457 /prefetch:2
        7⤵
        Modifies Internet Explorer settings
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of SetWindowsHookEx
        
        PID:1572

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

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

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\VY734EVL.txt

Filesize
608B

MD5
64c9a98053ce08dc2dfe4ec4b716ead3

SHA1
835d68bc23358953896e9be18ca1b2d72df44cf7

SHA256
e864f71b009c29d7dd24aaafba3efc8f6c6b17e857e33ce5ec4df17ef464f89a

SHA512
af53b8b6a8ba0c2afb1e80583c8ff852b2f636483e7b140dced8d1d28dde2a838ef3cf569bcb85c953c56fbc0b4bff082aec8b01693a88835550af85b6d4ef16

Download Submit
C:\Users\Admin\AppData\Roaming\Msrgrs.exe

Filesize
168KB

MD5
86199759bd758d2afd7a48930a52d9e5

SHA1
15d39bfc6dc27cafed9992cca498ed57f85f9255

SHA256
c62adca75fef1bb4e50cfeb13ac43c22d1a445799eb58bf8ff8dd372d7e59069

SHA512
8eab695b954a984679690b627a95a748085f1e28716b1f5a7b0ebb87a8e93c485e6e8f05cff4f9a67b08ec3bfdf4b4a8822938572ee8c62e043b119dad2c8bcd

Download Submit
C:\Users\Admin\AppData\Roaming\Msrgrs.exe

Filesize
168KB

MD5
86199759bd758d2afd7a48930a52d9e5

SHA1
15d39bfc6dc27cafed9992cca498ed57f85f9255

SHA256
c62adca75fef1bb4e50cfeb13ac43c22d1a445799eb58bf8ff8dd372d7e59069

SHA512
8eab695b954a984679690b627a95a748085f1e28716b1f5a7b0ebb87a8e93c485e6e8f05cff4f9a67b08ec3bfdf4b4a8822938572ee8c62e043b119dad2c8bcd

Download Submit
C:\Users\Admin\AppData\Roaming\Msrgrs.exe

Filesize
168KB

MD5
86199759bd758d2afd7a48930a52d9e5

SHA1
15d39bfc6dc27cafed9992cca498ed57f85f9255

SHA256
c62adca75fef1bb4e50cfeb13ac43c22d1a445799eb58bf8ff8dd372d7e59069

SHA512
8eab695b954a984679690b627a95a748085f1e28716b1f5a7b0ebb87a8e93c485e6e8f05cff4f9a67b08ec3bfdf4b4a8822938572ee8c62e043b119dad2c8bcd

Download Submit
\Users\Admin\AppData\Roaming\Msrgrs.exe

Filesize
168KB

MD5
86199759bd758d2afd7a48930a52d9e5

SHA1
15d39bfc6dc27cafed9992cca498ed57f85f9255

SHA256
c62adca75fef1bb4e50cfeb13ac43c22d1a445799eb58bf8ff8dd372d7e59069

SHA512
8eab695b954a984679690b627a95a748085f1e28716b1f5a7b0ebb87a8e93c485e6e8f05cff4f9a67b08ec3bfdf4b4a8822938572ee8c62e043b119dad2c8bcd

Download Submit
\Users\Admin\AppData\Roaming\Msrgrs.exe

Filesize
168KB

MD5
86199759bd758d2afd7a48930a52d9e5

SHA1
15d39bfc6dc27cafed9992cca498ed57f85f9255

SHA256
c62adca75fef1bb4e50cfeb13ac43c22d1a445799eb58bf8ff8dd372d7e59069

SHA512
8eab695b954a984679690b627a95a748085f1e28716b1f5a7b0ebb87a8e93c485e6e8f05cff4f9a67b08ec3bfdf4b4a8822938572ee8c62e043b119dad2c8bcd

Download Submit
memory/556-67-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/556-54-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/820-65-0x000000000040BAD0-mapping.dmp

Download
memory/820-60-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/820-69-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/820-70-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/820-71-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/820-64-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/820-62-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/820-76-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/820-55-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/820-68-0x0000000076391000-0x0000000076393000-memory.dmp

Filesize
8KB

Download
memory/820-58-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/820-56-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/1728-88-0x000000000040BAD0-mapping.dmp

Download
memory/1728-94-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/1728-95-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/1732-91-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/1732-74-0x0000000000000000-mapping.dmp

Download