ramnit | 493e8ffa6dd24941faedd2a72e119f09f85835c7743191fa036b609886071d21

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
25/06/2024, 22:48

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General

Target
0fd0023347fcef8ac888d4a0e3c61fe1_JaffaCakes118.dll
Size 1.4MB
Sample240625-2q8assycla
SHA256 493e8ffa6dd24941faedd2a72e119f09f85835c7743191fa036b609886071d21
MD5 0fd0023347fcef8ac888d4a0e3c61fe1
SHA1 0df57d0312499b5ec7c8c4c58d97dd424b7ef417
SHA512 22724c420f76bfdfef65a42019792cc0cb5fced5ab00d7c0b46a3f12b20891d6120dbe88499623734370e2efe564e87787f356a8668fadf55f5dbbe42bdf0d5a
SSDEEP 24576:HWjwgi3xjA2eCJHU3qZTMQ3N1BhRn7hc3xkwh7iDg8QWcd:HWxiy2eRqKuU38U
MD5 SHA1 SHA512 SSDEEP

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
3084	regsvr32mgr.exe

Loads dropped DLL 1 IoCs

pid	Process
3084	regsvr32mgr.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3084-7-0x0000000000400000-0x0000000000466000-memory.dmp	upx

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\regsvr32mgr.exe	regsvr32.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3444	3084	WerFault.exe	83

Modifies registry class 64 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{99D54F63-1A69-41AE-AA4D-C976EB3F0713}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E436EBB7-524F-11CE-9F53-0020AF0BA770}	regsvr32.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{083863F1-70DE-11D0-BD40-00A0C911CE86}\Instance\{FEB50740-7BEF-11CE-9BD9-0000E202599C}\FilterData = 020000000100004002000000000000003070693300000000000000000200000000000000000000003074793300000000700000008000000031747933000000007000000090000000317069330800000000000000010000000000000000000000307479330000000070000000a00000007669647300001000800000aa00389b7180eb36e44f52ce119f530020af0ba77081eb36e44f52ce119f530020af0ba77000000000000000000000000000000000	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{36B73880-C2C8-11CF-8B46-00805F6CEF60}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{56A868AA-0AD4-11CE-B03A-0020AF0BA770}\ProxyStubClsid32\ = "{92A3A302-DA7C-4A1F-BA7E-1802BB5D2D02}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{31EFAC30-515C-11D0-A9AA-00AA0061BE93}\NumMethods	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A03CD5F0-3045-11CF-8C44-00AA006B6814}\ = "IAMExtTransport"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{083863F1-70DE-11D0-BD40-00A0C911CE86}\Instance\{CF49D4E0-1115-11CE-B03A-0020AF0BA770}	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{083863F1-70DE-11D0-BD40-00A0C911CE86}\Instance\{1DA08500-9EDC-11CF-BC10-00AA00AC74F6}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{211A8761-03AC-11D1-8D13-00AA00BD8339}\ProxyStubClsid32\ = "{92A3A302-DA7C-4A1F-BA7E-1802BB5D2D02}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A70EFE61-E2A3-11D0-A9BE-00AA0061BE93}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{56A8689C-0AD4-11CE-B03A-0020AF0BA770}\NumMethods	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B496CE1-811B-11CF-8C77-00AA006B6814}\NumMethods\ = "8"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CF49D4E0-1115-11CE-B03A-0020AF0BA770}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{92980B30-C1DE-11D2-ABF5-00A0C905F375}\ProxyStubClsid32\ = "{92A3A302-DA7C-4A1F-BA7E-1802BB5D2D02}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{56A868A2-0AD4-11CE-B03A-0020AF0BA770}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{083863F1-70DE-11D0-BD40-00A0C911CE86}\Instance\{D51BD5A2-7548-11CF-A520-0080C77EF58A}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{C1960960-17F5-11D1-ABE1-00A0C905F375}\ProxyStubClsid32\ = "{92A3A302-DA7C-4A1F-BA7E-1802BB5D2D02}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{56A868A6-0AD4-11CE-B03A-0020AF0BA770}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9FD52741-176D-4B36-8F51-CA8F933223BE}\NumMethods\ = "5"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{C6E13343-30AC-11D0-A18C-00A0C9118956}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{22320CB2-D41A-11D2-BF7C-D7CB9DF0BF93}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1643E180-90F5-11CE-97D5-00AA0055595A}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{89C31040-846B-11CE-97D3-00AA0055595A}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A70EFE61-E2A3-11D0-A9BE-00AA0061BE93}\ = "IDvdControl"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B79BB0B0-33C1-11D1-ABE1-00A0C905F375}\ProxyStubClsid32\ = "{92A3A302-DA7C-4A1F-BA7E-1802BB5D2D02}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{C6E13350-30AC-11D0-A18C-00A0C9118956}\ = "IAMAnalogVideoDecoder"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{083863F1-70DE-11D0-BD40-00A0C911CE86}\Instance\{E436EBB6-524F-11CE-9F53-0020AF0BA770}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{56A868A3-0AD4-11CE-B03A-0020AF0BA770}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{211A8766-03AC-11D1-8D13-00AA00BD8339}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B79BB0B0-33C1-11D1-ABE1-00A0C905F375}\NumMethods\ = "7"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{56A868A5-0AD4-11CE-B03A-0020AF0BA770}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Media Type\{E436EB83-524F-11CE-9F53-0020AF0BA770}\{E436EB86-524F-11CE-9F53-0020AF0BA770}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5738E040-B67F-11D0-BD4D-00A0C911CE86}\NumMethods\ = "7"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B8E8BD60-0BFE-11D0-AF91-00AA00B67A42}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{8E1C39A1-DE53-11CF-AA63-0080C744528D}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{56A868A9-0AD4-11CE-B03A-0020AF0BA770}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{56A868AD-0AD4-11CE-B03A-0020AF0BA770}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1E651CC0-B199-11D0-8212-00C04FC32C45}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{301056D0-6DFF-11D2-9EEB-006008039E37}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{56A8689F-0AD4-11CE-B03A-0020AF0BA770}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{56A868AB-0AD4-11CE-B03A-0020AF0BA770}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{D18E17A0-AACB-11D0-AFB0-00AA00B67A42}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{C6545BF1-E76B-11D0-BD52-00A0C911CE86}\ = "IAMDevMemoryControl"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{083863F1-70DE-11D0-BD40-00A0C911CE86}\Instance\{A888DF60-1E90-11CF-AC98-00AA004C0FA9}\CLSID = "{A888DF60-1E90-11CF-AC98-00AA004C0FA9}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{083863F1-70DE-11D0-BD40-00A0C911CE86}\Instance\{4A2286E0-7BEF-11CE-9BD9-0000E202599C}\FriendlyName = "MPEG Audio Decoder"	regsvr32.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{083863F1-70DE-11D0-BD40-00A0C911CE86}\Instance\{6A08CF80-0E18-11CF-A24D-0020AFD79767}\FilterData = 0200000000006000020000000000000030706933000000000000000001000000000000000000000030747933000000006000000070000000317069330800000000000000010000000000000000000000307479330000000060000000700000006175647300001000800000aa00389b7100000000000000000000000000000000	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F185FE76-E64E-11D2-B76E-00C04FB6BD3D}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{56A8689D-0AD4-11CE-B03A-0020AF0BA770}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Media Type\{E436EB83-524F-11CE-9F53-0020AF0BA770}\{D51BD5A3-7548-11CF-A520-0080C77EF58A}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{5ACD6AA0-F482-11CE-8B67-00AA00A3F1A6}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{89C31040-846B-11CE-97D3-00AA0055595A}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F938C991-3029-11CF-8C44-00AA006B6814}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{D18E17A0-AACB-11D0-AFB0-00AA00B67A42}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{51B4ABF3-748F-4E3B-A276-C828330E926A}\InprocServer32	regsvr32.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{083863F1-70DE-11D0-BD40-00A0C911CE86}\Instance\{336475D0-942A-11CE-A870-00AA002FEAB5}\FilterData = 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	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\ftp\Source Filter = "{E436EBB6-524F-11CE-9F53-0020AF0BA770}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{B8E8BD60-0BFE-11D0-AF91-00AA00B67A42}\NumMethods\ = "5"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{56A86895-0AD4-11CE-B03A-0020AF0BA770}\ = "IBaseFilter"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{944D4C00-DD52-11CE-BF0E-00AA0055595A}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{33BC7430-EEC0-11D2-8201-00A0C9D74842}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{8E1C39A1-DE53-11CF-AA63-0080C744528D}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{56A868AA-0AD4-11CE-B03A-0020AF0BA770}\ = "IAsyncReader"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{632105FA-072E-11D3-8AF9-00C04FB6BD3D}	regsvr32.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 5116 wrote to memory of 3192	5116	regsvr32.exe	82
PID 5116 wrote to memory of 3192	5116	regsvr32.exe	82
PID 5116 wrote to memory of 3192	5116	regsvr32.exe	82
PID 3192 wrote to memory of 3084	3192	regsvr32.exe	83
PID 3192 wrote to memory of 3084	3192	regsvr32.exe	83
PID 3192 wrote to memory of 3084	3192	regsvr32.exe	83

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\0fd0023347fcef8ac888d4a0e3c61fe1_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:5116
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\0fd0023347fcef8ac888d4a0e3c61fe1_JaffaCakes118.dll
  2⤵
  - Drops file in System32 directory
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:3192
- - C:\Windows\SysWOW64\regsvr32mgr.exe
    C:\Windows\SysWOW64\regsvr32mgr.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    PID:3084
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3084 -s 10176
      4⤵
      Program crash
      PID:3444

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 3084 -ip 3084
1⤵
PID:3064

Network

MITRE ATT&CK Matrix

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Downloads

~TM351A.tmp

Path C:\Users\Admin\AppData\Local\Temp\~TM351A.tmp
Size 1.6MB
SHA256 767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac
MD5 4f3387277ccbd6d1f21ac5c07fe4ca68
SHA1 e16506f662dc92023bf82def1d621497c8ab5890
SHA512 9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219
SSDEEP 24576:qhYK3o0FvOh/e8AuDq8TJqbEPVVdqi90gvuPGO12HoIGTufqN8:2XFvO5egq8TMbEL59JCKSN
MD5 SHA1 SHA512 SSDEEP

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regsvr32mgr.exe

Path C:\Windows\SysWOW64\regsvr32mgr.exe
Size 154KB
SHA256 0e896aab1b9e222cdc0978f0adb780fc5acfa492314eedc1ce9250bc1bdff029
MD5 d22c44525dacffd850f75b082f18071e
SHA1 229fa56324707512687e75de17e574dc91b08d95
SHA512 7ff9a98b45bab4140e31b6be32ba80100124975371f106b78eb1f153b3f15f89516dfb03c6f9faad58e5137b76d8a70ce3d9ba5422aab495dc279d9d77e61c68
SSDEEP 3072:O7defFWD+ZAOvu0xpHZ1/wwsL4DSzGlM3WH6MM4XD8TTstBWUtU:YefZ6+ugp7/BvOGlMY6MMgD8MzWU
MD5 SHA1 SHA512 SSDEEP

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memory/3084-5-0x0000000002110000-0x0000000002176000-memory.dmp

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memory/3084-7-0x0000000000400000-0x0000000000466000-memory.dmp

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memory/3192-3-0x0000000074810000-0x00000000749A5000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

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