ramnit | 09160b694bfa0a3e19802d939c4905e6d4fcd68b87fafcfb0f1da881ac6c7687

Analysis

max time kernel
95s
max time network
148s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
06/11/2022, 21:35

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General

Target

09160b694bfa0a3e19802d939c4905e6d4fcd68b87fafcfb0f1da881ac6c7687.dll
Size

148KB
MD5

0f7d100b93d684f36f2bac3bdca90eb0
SHA1

f9a3512fccf26d264152c174324cfc978586115d
SHA256

09160b694bfa0a3e19802d939c4905e6d4fcd68b87fafcfb0f1da881ac6c7687
SHA512

9b72a639c9aa5a7096acd45ca553800a7d799bc868cc2820cbd8db501fc3fbb53d99a2caa82653762619badac9cd48019fcb626dbece484e95c3beb891886e5a
SSDEEP

3072:Cx73qAAdzsF+Q194ZvLEbFLur5Iz7al3fB9DtcRBzR6Rq1:AqAAdzbZvLkFLuqal3fB9OR1R6Ry

Score

10^/10

ramnit banker spyware stealer trojan upx worm

Malware Config

Signatures

Ramnit
Ramnit is a versatile family that holds viruses, worms, and Trojans.
trojan spyware stealer worm banker ramnit

Executes dropped EXE 1 IoCs

pid	Process
1556	rundll32mgr.exe

UPX packed file 5 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/files/0x000c0000000054a8-56.dat	upx
behavioral1/files/0x000c0000000054a8-57.dat	upx
behavioral1/files/0x000c0000000054a8-59.dat	upx
behavioral1/memory/1556-62-0x0000000000400000-0x0000000000456000-memory.dmp	upx
behavioral1/memory/1556-63-0x0000000000400000-0x0000000000456000-memory.dmp	upx

Loads dropped DLL 2 IoCs

pid	Process
1196	rundll32.exe
1196	rundll32.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\rundll32mgr.exe	rundll32.exe

Modifies Internet Explorer settings 1 TTPs 53 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "374566185"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{54096061-5E62-11ED-B2BF-6651945CA213} = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{540D5801-5E62-11ED-B2BF-6651945CA213} = "0"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff3d0000003d000000c3040000a2020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
1556	rundll32mgr.exe
1556	rundll32mgr.exe
1556	rundll32mgr.exe
1556	rundll32mgr.exe
1556	rundll32mgr.exe
1556	rundll32mgr.exe
1556	rundll32mgr.exe
1556	rundll32mgr.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1556	rundll32mgr.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1340	iexplore.exe
1508	iexplore.exe

Suspicious use of SetWindowsHookEx 10 IoCs

pid	Process
1340	iexplore.exe
1340	iexplore.exe
1508	iexplore.exe
1508	iexplore.exe
2016	IEXPLORE.EXE
2016	IEXPLORE.EXE
1628	IEXPLORE.EXE
1628	IEXPLORE.EXE
1628	IEXPLORE.EXE
1628	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 27 IoCs

description	pid	Process	procid_target
PID 1976 wrote to memory of 1196	1976	rundll32.exe	27
PID 1976 wrote to memory of 1196	1976	rundll32.exe	27
PID 1976 wrote to memory of 1196	1976	rundll32.exe	27
PID 1976 wrote to memory of 1196	1976	rundll32.exe	27
PID 1976 wrote to memory of 1196	1976	rundll32.exe	27
PID 1976 wrote to memory of 1196	1976	rundll32.exe	27
PID 1976 wrote to memory of 1196	1976	rundll32.exe	27
PID 1196 wrote to memory of 1556	1196	rundll32.exe	28
PID 1196 wrote to memory of 1556	1196	rundll32.exe	28
PID 1196 wrote to memory of 1556	1196	rundll32.exe	28
PID 1196 wrote to memory of 1556	1196	rundll32.exe	28
PID 1556 wrote to memory of 1340	1556	rundll32mgr.exe	29
PID 1556 wrote to memory of 1340	1556	rundll32mgr.exe	29
PID 1556 wrote to memory of 1340	1556	rundll32mgr.exe	29
PID 1556 wrote to memory of 1340	1556	rundll32mgr.exe	29
PID 1556 wrote to memory of 1508	1556	rundll32mgr.exe	30
PID 1556 wrote to memory of 1508	1556	rundll32mgr.exe	30
PID 1556 wrote to memory of 1508	1556	rundll32mgr.exe	30
PID 1556 wrote to memory of 1508	1556	rundll32mgr.exe	30
PID 1340 wrote to memory of 1628	1340	iexplore.exe	32
PID 1340 wrote to memory of 1628	1340	iexplore.exe	32
PID 1340 wrote to memory of 1628	1340	iexplore.exe	32
PID 1340 wrote to memory of 1628	1340	iexplore.exe	32
PID 1508 wrote to memory of 2016	1508	iexplore.exe	33
PID 1508 wrote to memory of 2016	1508	iexplore.exe	33
PID 1508 wrote to memory of 2016	1508	iexplore.exe	33
PID 1508 wrote to memory of 2016	1508	iexplore.exe	33

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\09160b694bfa0a3e19802d939c4905e6d4fcd68b87fafcfb0f1da881ac6c7687.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1976
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\09160b694bfa0a3e19802d939c4905e6d4fcd68b87fafcfb0f1da881ac6c7687.dll,#1
  2⤵
  - Loads dropped DLL
  - Drops file in System32 directory
  - Suspicious use of WriteProcessMemory
  PID:1196
- - C:\Windows\SysWOW64\rundll32mgr.exe
    C:\Windows\SysWOW64\rundll32mgr.exe
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:1556
  - - C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe"
      4⤵
      Modifies Internet Explorer settings
      Suspicious use of FindShellTrayWindow
      Suspicious use of SetWindowsHookEx
      Suspicious use of WriteProcessMemory
      PID:1340
    - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1340 CREDAT:275457 /prefetch:2
        5⤵
        Modifies Internet Explorer settings
        Suspicious use of SetWindowsHookEx
        
        PID:1628
  - - C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe"
      4⤵
      Modifies Internet Explorer settings
      Suspicious use of FindShellTrayWindow
      Suspicious use of SetWindowsHookEx
      Suspicious use of WriteProcessMemory
      PID:1508
    - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1508 CREDAT:275457 /prefetch:2
        5⤵
        Modifies Internet Explorer settings
        Suspicious use of SetWindowsHookEx
        
        PID:2016

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

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\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{54096061-5E62-11ED-B2BF-6651945CA213}.dat

Filesize
3KB

MD5
d722095a0def19d9961b7dd36a5cf402

SHA1
53a9263ca048a9453fe2b2b82c3b66be4f92a239

SHA256
a44652f4ee7c7012a9f46f506897c38bd34b87c043f2bdada258bd3dd68bc1e7

SHA512
2a825f75dcce00869c1970a982874c7186f2a8ff0b396bd8064ae5e329dd063a596ff98bca532fd8d78418aa9cbde17483f47c3ab8cc9b6c069e9bd235ad3202

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{540D5801-5E62-11ED-B2BF-6651945CA213}.dat

Filesize
5KB

MD5
767075d001f2b3f2a087417b9d70ff09

SHA1
0f2a37549ba854fc2b7084f140b660d45d5aac7a

SHA256
83019b4b9bf908317ba1a0283d5fbdf93e09bc1aede921e7e367cbbfce2eae3e

SHA512
77293983f2c91bc0ca5bca972d1fcc66c7983fcbb127afb0db428f272e022552278b765ed1f6a3fdd13b2cd9cde12fad081d4bc3532f25ee9e2bf0a6463ef074

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\P6TLIEVO.txt

Filesize
608B

MD5
67041168268b5f29fd800c7e17b601ef

SHA1
0fa96433d8bbd45bb7eaf95a338e6a22c628093f

SHA256
95892e9a67879b8bef0c880da36d3928bd0c194b067fe90680d1aad2a1cb333b

SHA512
5605f6a578d0b4dbbf247738a27708048382c4a8a39bb0f3461243f49932b126a064c2f120772c6c3c89244e76fb1a2c5421227adef8dd1022d0cb8a3d244529

Download Submit
C:\Windows\SysWOW64\rundll32mgr.exe

Filesize
105KB

MD5
27761550031391c56a3a59d3cb7229a5

SHA1
643e456a5fb02a820e79e33fc66e8496f15e5955

SHA256
b6b449ecd550692a3d8d5424e00885155e898d5cbbde98543a5b7b877073daab

SHA512
2aa9607f71e4cb99ab4ccabe33a5f192117b733306cd8d1f4f3054077572e522bc71e1eae679877b5554d0bc3c1281fd5bcf822a2da5da291e6630f65470d0d6

Download Submit
\Windows\SysWOW64\rundll32mgr.exe

Filesize
105KB

MD5
27761550031391c56a3a59d3cb7229a5

SHA1
643e456a5fb02a820e79e33fc66e8496f15e5955

SHA256
b6b449ecd550692a3d8d5424e00885155e898d5cbbde98543a5b7b877073daab

SHA512
2aa9607f71e4cb99ab4ccabe33a5f192117b733306cd8d1f4f3054077572e522bc71e1eae679877b5554d0bc3c1281fd5bcf822a2da5da291e6630f65470d0d6

Download Submit
\Windows\SysWOW64\rundll32mgr.exe

Filesize
105KB

MD5
27761550031391c56a3a59d3cb7229a5

SHA1
643e456a5fb02a820e79e33fc66e8496f15e5955

SHA256
b6b449ecd550692a3d8d5424e00885155e898d5cbbde98543a5b7b877073daab

SHA512
2aa9607f71e4cb99ab4ccabe33a5f192117b733306cd8d1f4f3054077572e522bc71e1eae679877b5554d0bc3c1281fd5bcf822a2da5da291e6630f65470d0d6

Download Submit
memory/1196-55-0x0000000075CF1000-0x0000000075CF3000-memory.dmp

Filesize
8KB

Download
memory/1556-62-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/1556-63-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download