ramnit | 6833b923b4936c625222e68a923fa89afc17b4ae96821254dc7cdee9e1621a75

Analysis

max time kernel
119s
max time network
119s
platform
windows7_x64
resource
win7-20240611-en
resource tags

arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
submitted
28-06-2024 07:02

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General

Target

19367eed2b9fa4f92d399dc65f53d722_JaffaCakes118.dll
Size

203KB
MD5

19367eed2b9fa4f92d399dc65f53d722
SHA1

144572e71d3145c88eed80843dd26eca471a1d09
SHA256

6833b923b4936c625222e68a923fa89afc17b4ae96821254dc7cdee9e1621a75
SHA512

48dc4b677c68077599827e02b00d87a74f5d83a9a4f16ead082cceaadd4ffd1e437d93984b0d9fb221ed63d4c824d7d520c92e40f5fcbfc382444cc01fbc21cd
SSDEEP

6144:BdTpountf75Iwj/CAVCf+8rOa/z0251PACi:7louhF/C+Cm8rOQ551/i

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

Processes:

regsvr32mgr.exe

pid process

2744 regsvr32mgr.exe
Loads dropped DLL 4 IoCs

Processes:

regsvr32.exeregsvr32mgr.exe

pid process

2856 regsvr32.exe
2856 regsvr32.exe
2744 regsvr32mgr.exe
2744 regsvr32mgr.exe
UPX packed file 2 IoCs
Detects executables packed with UPX/modified UPX open source packer.
upx

Processes:

resource yara_rule

behavioral1/memory/2744-9-0x0000000000400000-0x000000000042A000-memory.dmp upx
behavioral1/memory/2744-18-0x0000000000400000-0x000000000042A000-memory.dmp upx
Drops file in System32 directory 1 IoCs

Processes:

regsvr32.exe

description ioc process

File created C:\Windows\SysWOW64\regsvr32mgr.exe regsvr32.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2792 2744 WerFault.exe regsvr32mgr.exe

pid	process
2744	regsvr32mgr.exe

pid	process
2856	regsvr32.exe
2856	regsvr32.exe
2744	regsvr32mgr.exe
2744	regsvr32mgr.exe

resource	yara_rule
behavioral1/memory/2744-9-0x0000000000400000-0x000000000042A000-memory.dmp	upx
behavioral1/memory/2744-18-0x0000000000400000-0x000000000042A000-memory.dmp	upx

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

pid	pid_target	process	target process
2792	2744	WerFault.exe	regsvr32mgr.exe

Modifies registry class 45 IoCs

Processes:

regsvr32.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{0A4286EA-E355-44FB-8086-AF3DF7645BD9}\MenuText = "@C:\\Users\\Admin\\AppData\\Local\\Temp\\19367eed2b9fa4f92d399dc65f53d722_JaffaCakes118.dll,-101"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{0A4286EA-E355-44FB-8086-AF3DF7645BD9}\Implemented Categories	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B6DD1ED6-573F-40FD-99A1-F28D8BF23916}\1.0\FLAGS	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WMP.DeskBand\CLSID\ = "{0A4286EA-E355-44FB-8086-AF3DF7645BD9}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{0A4286EA-E355-44FB-8086-AF3DF7645BD9}\LocalizedString = "@C:\\Users\\Admin\\AppData\\Local\\Temp\\19367eed2b9fa4f92d399dc65f53d722_JaffaCakes118.dll,-101"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WMP.DeskBand.1\ = "&Windows Media Player"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B6DD1ED6-573F-40FD-99A1-F28D8BF23916}\1.0\0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B6DD1ED6-573F-40FD-99A1-F28D8BF23916}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{0A55922C-3B1F-469B-8D0D-B15060499A52}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0A55922C-3B1F-469B-8D0D-B15060499A52}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{0A4286EA-E355-44FB-8086-AF3DF7645BD9}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{0A4286EA-E355-44FB-8086-AF3DF7645BD9}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{0A4286EA-E355-44FB-8086-AF3DF7645BD9}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B6DD1ED6-573F-40FD-99A1-F28D8BF23916}\1.0\0\win32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B6DD1ED6-573F-40FD-99A1-F28D8BF23916}\1.0\HELPDIR	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{0A55922C-3B1F-469B-8D0D-B15060499A52}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WMP.DeskBand.1\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{0A4286EA-E355-44FB-8086-AF3DF7645BD9}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B6DD1ED6-573F-40FD-99A1-F28D8BF23916}\1.0\FLAGS\ = "0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B6DD1ED6-573F-40FD-99A1-F28D8BF23916}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{0A55922C-3B1F-469B-8D0D-B15060499A52}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{0A55922C-3B1F-469B-8D0D-B15060499A52}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{0A55922C-3B1F-469B-8D0D-B15060499A52}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{0A55922C-3B1F-469B-8D0D-B15060499A52}\TypeLib\ = "{B6DD1ED6-573F-40FD-99A1-F28D8BF23916}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{0A4286EA-E355-44FB-8086-AF3DF7645BD9}\ = "&Windows Media Player"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{0A4286EA-E355-44FB-8086-AF3DF7645BD9}\VersionIndependentProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0A55922C-3B1F-469B-8D0D-B15060499A52}\ = "IWMPDeskBandDispatch"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0A55922C-3B1F-469B-8D0D-B15060499A52}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WMP.DeskBand\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{0A4286EA-E355-44FB-8086-AF3DF7645BD9}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\19367eed2b9fa4f92d399dc65f53d722_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B6DD1ED6-573F-40FD-99A1-F28D8BF23916}\1.0\ = "WMPDeskBand 1.0 Type Library"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0A55922C-3B1F-469B-8D0D-B15060499A52}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WMP.DeskBand.1	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WMP.DeskBand\ = "&Windows Media Player"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{0A4286EA-E355-44FB-8086-AF3DF7645BD9}\Implemented Categories\{00021492-0000-0000-C000-000000000046}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B6DD1ED6-573F-40FD-99A1-F28D8BF23916}\1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0A55922C-3B1F-469B-8D0D-B15060499A52}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0A55922C-3B1F-469B-8D0D-B15060499A52}\TypeLib\ = "{B6DD1ED6-573F-40FD-99A1-F28D8BF23916}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WMP.DeskBand.1\CLSID\ = "{0A4286EA-E355-44FB-8086-AF3DF7645BD9}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{0A4286EA-E355-44FB-8086-AF3DF7645BD9}\VersionIndependentProgID\ = "WMP.DeskBand"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B6DD1ED6-573F-40FD-99A1-F28D8BF23916}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\19367eed2b9fa4f92d399dc65f53d722_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{0A55922C-3B1F-469B-8D0D-B15060499A52}\ = "IWMPDeskBandDispatch"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0A55922C-3B1F-469B-8D0D-B15060499A52}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WMP.DeskBand	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{0A4286EA-E355-44FB-8086-AF3DF7645BD9}\ProgID\ = "WMP.DeskBand.1"	regsvr32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

regsvr32.exeregsvr32.exe

description	pid	process	target process
PID 1244 wrote to memory of 2856	1244	regsvr32.exe	regsvr32.exe
PID 1244 wrote to memory of 2856	1244	regsvr32.exe	regsvr32.exe
PID 1244 wrote to memory of 2856	1244	regsvr32.exe	regsvr32.exe
PID 1244 wrote to memory of 2856	1244	regsvr32.exe	regsvr32.exe
PID 1244 wrote to memory of 2856	1244	regsvr32.exe	regsvr32.exe
PID 1244 wrote to memory of 2856	1244	regsvr32.exe	regsvr32.exe
PID 1244 wrote to memory of 2856	1244	regsvr32.exe	regsvr32.exe
PID 2856 wrote to memory of 2744	2856	regsvr32.exe	regsvr32mgr.exe
PID 2856 wrote to memory of 2744	2856	regsvr32.exe	regsvr32mgr.exe
PID 2856 wrote to memory of 2744	2856	regsvr32.exe	regsvr32mgr.exe
PID 2856 wrote to memory of 2744	2856	regsvr32.exe	regsvr32mgr.exe

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\19367eed2b9fa4f92d399dc65f53d722_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1244

C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\19367eed2b9fa4f92d399dc65f53d722_JaffaCakes118.dll
2⤵
- Loads dropped DLL
- Drops file in System32 directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2856

C:\Windows\SysWOW64\regsvr32mgr.exe
C:\Windows\SysWOW64\regsvr32mgr.exe
3⤵
- Executes dropped EXE
- Loads dropped DLL
PID:2744

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2744 -s 180
4⤵
- Program crash
PID:2792

MITRE ATT&CK Matrix

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Downloads

\Users\Admin\AppData\Local\Temp\~TME62.tmp
Filesize
1.2MB

MD5
d124f55b9393c976963407dff51ffa79

SHA1
2c7bbedd79791bfb866898c85b504186db610b5d

SHA256
ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef

SHA512
278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

Download Submit
\Users\Admin\AppData\Local\Temp\~TMEC1.tmp
Filesize
1.1MB

MD5
9b98d47916ead4f69ef51b56b0c2323c

SHA1
290a80b4ded0efc0fd00816f373fcea81a521330

SHA256
96e0ae104c9662d0d20fdf59844c2d18334e5847b6c4fc7f8ce4b3b87f39887b

SHA512
68b67021f228d8d71df4deb0b6388558b2f935a6aa466a12199cd37ada47ee588ea407b278d190d3a498b0ef3f5f1a2573a469b7ea5561ab2e7055c45565fe94

Download Submit
\Windows\SysWOW64\regsvr32mgr.exe
Filesize
106KB

MD5
7657fcb7d772448a6d8504e4b20168b8

SHA1
84c7201f7e59cb416280fd69a2e7f2e349ec8242

SHA256
54bc950d46a0d1aa72048a17c8275743209e6c17bdacfc4cb9601c9ce3ec9a71

SHA512
786addd2a793bd4123625b22dc717d193246442ac97f1c3f4a763ec794b48e68051cd41097c0e9f7367e6914534f36eafccb109ab03dc793d68bf1522e7884e2

Download Submit
memory/2744-9-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/2744-18-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/2856-2-0x0000000074BB0000-0x0000000074BE6000-memory.dmp

Filesize
216KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads