ramnit | cf2e5eeb77c12e52ad4002ac3c8a1818ebffc33905fe35d478dc3763998af19e

Analysis

max time kernel
93s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24-11-2024 19:43

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General

Target

96d16b762b7e4756b2f247d17bb7ca75_JaffaCakes118.exe
Size

88KB
MD5

96d16b762b7e4756b2f247d17bb7ca75
SHA1

729e1b50f0553ff9561d2d1f371a8098f608ff7f
SHA256

cf2e5eeb77c12e52ad4002ac3c8a1818ebffc33905fe35d478dc3763998af19e
SHA512

7c94acce6b4f89d633ab6ac14608eaa3a78d555988f0ae42f2a83590994a30c166e6bd8f3e3919b822043c6d05bafc10a1f212d8925a9251b779e5f75552c887
SSDEEP

1536:1sR4bLpomzU97oIG9LGchbTbuxskRgepLN9I4BtChf/d:wiomzU97eSc1TbsscgmZ9J4hf

Score

10^/10

ramnit banker discovery 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
Ramnit family
ramnit

Executes dropped EXE 2 IoCs

pid	Process
1556	96d16b762b7e4756b2f247d17bb7ca75_JaffaCakes118Srv.exe
2500	DesktopLayer.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x000a000000023bfa-3.dat	upx
behavioral2/memory/1556-4-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/memory/1556-8-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/memory/2500-16-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/memory/2500-14-0x0000000000400000-0x000000000042E000-memory.dmp	upx

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\pxBBFD.tmp	96d16b762b7e4756b2f247d17bb7ca75_JaffaCakes118Srv.exe
File created	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	96d16b762b7e4756b2f247d17bb7ca75_JaffaCakes118Srv.exe
File opened for modification	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	96d16b762b7e4756b2f247d17bb7ca75_JaffaCakes118Srv.exe

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	96d16b762b7e4756b2f247d17bb7ca75_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	96d16b762b7e4756b2f247d17bb7ca75_JaffaCakes118Srv.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	DesktopLayer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IEXPLORE.EXE

Modifies Internet Explorer settings 1 TTPs 32 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "770205875"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31145641"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31145641"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "439242370"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "771299559"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31145641"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "771299559"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{58ED6E11-AA9C-11EF-91C3-FA9F886F8D04} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\GPU\AdapterInfo = "vendorId=\"0x10de\",deviceID=\"0x8c\",subSysID=\"0x0\",revision=\"0x0\",version=\"10.0.19041.546\"hypervisor=\"No Hypervisor (No SLAT)\""	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "770205875"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31145641"	iexplore.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2500	DesktopLayer.exe
2500	DesktopLayer.exe
2500	DesktopLayer.exe
2500	DesktopLayer.exe
2500	DesktopLayer.exe
2500	DesktopLayer.exe
2500	DesktopLayer.exe
2500	DesktopLayer.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1932	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1932	iexplore.exe
1932	iexplore.exe
992	IEXPLORE.EXE
992	IEXPLORE.EXE
992	IEXPLORE.EXE
992	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 4984 wrote to memory of 1556	4984	96d16b762b7e4756b2f247d17bb7ca75_JaffaCakes118.exe	83
PID 4984 wrote to memory of 1556	4984	96d16b762b7e4756b2f247d17bb7ca75_JaffaCakes118.exe	83
PID 4984 wrote to memory of 1556	4984	96d16b762b7e4756b2f247d17bb7ca75_JaffaCakes118.exe	83
PID 1556 wrote to memory of 2500	1556	96d16b762b7e4756b2f247d17bb7ca75_JaffaCakes118Srv.exe	84
PID 1556 wrote to memory of 2500	1556	96d16b762b7e4756b2f247d17bb7ca75_JaffaCakes118Srv.exe	84
PID 1556 wrote to memory of 2500	1556	96d16b762b7e4756b2f247d17bb7ca75_JaffaCakes118Srv.exe	84
PID 2500 wrote to memory of 1932	2500	DesktopLayer.exe	85
PID 2500 wrote to memory of 1932	2500	DesktopLayer.exe	85
PID 1932 wrote to memory of 992	1932	iexplore.exe	86
PID 1932 wrote to memory of 992	1932	iexplore.exe	86
PID 1932 wrote to memory of 992	1932	iexplore.exe	86

C:\Users\Admin\AppData\Local\Temp\96d16b762b7e4756b2f247d17bb7ca75_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\96d16b762b7e4756b2f247d17bb7ca75_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4984
- C:\Users\Admin\AppData\Local\Temp\96d16b762b7e4756b2f247d17bb7ca75_JaffaCakes118Srv.exe
  C:\Users\Admin\AppData\Local\Temp\96d16b762b7e4756b2f247d17bb7ca75_JaffaCakes118Srv.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1556
- - C:\Program Files (x86)\Microsoft\DesktopLayer.exe
    "C:\Program Files (x86)\Microsoft\DesktopLayer.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:2500
  - - 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:1932
    - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1932 CREDAT:17410 /prefetch:2
        5⤵
        System Location Discovery: System Language Discovery
        Modifies Internet Explorer settings
        Suspicious use of SetWindowsHookEx
        
        PID:992

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
471B

MD5
539399c9f7153f78b67cde1bcdea163f

SHA1
6cb6e4936d546c17549aec9431a2af7c31bb3c3a

SHA256
27b9528028887b2d852cae2cb55efb965fc13dfa0882f85d6236814f7eb0ad65

SHA512
11836ba1429de7d15b9eb33b4852b0c71872149e9d448959c366aca1db75796446a86ee5c40b274ac3102d5395c7197d4dc2cd11b32754538aa6883e0ebdbf17

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
404B

MD5
2d7385cd185998d8403e95b5bca8c98d

SHA1
44cdf05efa6e0421f339a4e525476c0aca5914ee

SHA256
3ec7db274aa748ef61d722427d65339fbde62eac3612ee2bc43f6341900d9017

SHA512
7b80783dc9e5f5ff4c38b5a0e03e6597e930a75a309808223b1ae37b819275f79c40122986df1a3308caf0e6d8fce0cf801b097541839d171db566cc48cc50ae

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\ver36F9.tmp

Filesize
15KB

MD5
1a545d0052b581fbb2ab4c52133846bc

SHA1
62f3266a9b9925cd6d98658b92adec673cbe3dd3

SHA256
557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

SHA512
bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\XH3Z2ZON\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
C:\Users\Admin\AppData\Local\Temp\96d16b762b7e4756b2f247d17bb7ca75_JaffaCakes118Srv.exe

Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
memory/1556-4-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1556-6-0x00000000006A0000-0x00000000006AF000-memory.dmp

Filesize
60KB

Download
memory/1556-8-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2500-16-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2500-14-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2500-15-0x0000000000560000-0x0000000000561000-memory.dmp

Filesize
4KB

Download
memory/4984-0-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/4984-5-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download