ramnit | 4b79d945c88314ee11c90b7cadcafbba878ccb388a057b27f038d994669d2dd9

Analysis

max time kernel
95s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
01-01-2025 02:27

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General

Target

JaffaCakes118_43e330b36ce60a6d12f3458def1a4b30.exe
Size

156KB
MD5

43e330b36ce60a6d12f3458def1a4b30
SHA1

1d75c8fbbb774d1fe54e172d04e76dd51ad46672
SHA256

4b79d945c88314ee11c90b7cadcafbba878ccb388a057b27f038d994669d2dd9
SHA512

08d85a29ecb4b1b547e3ed3e1f1e59bec90acc19eb7cf331f437f5e7a0f536f0ada40d813cb7670ce71e4930274f29b5d71cb6278413e5b5c4daf43ece1f0fdf
SSDEEP

3072:s7aR+ujGXMCmN6/kJoan3o4FFezbi2ORrIb9x4JiQBTj6wsloIK6nQNHdc:BZjkW6/kJdAbGRrG9xo79c

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
3988	JaffaCakes118_43e330b36ce60a6d12f3458def1a4b30Srv.exe
2844	DesktopLayer.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x000a000000023c44-3.dat	upx
behavioral2/memory/3988-4-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/memory/3988-7-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/memory/2844-12-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/memory/2844-14-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/memory/2844-16-0x0000000000400000-0x000000000042E000-memory.dmp	upx

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\pxB342.tmp	JaffaCakes118_43e330b36ce60a6d12f3458def1a4b30Srv.exe
File created	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	JaffaCakes118_43e330b36ce60a6d12f3458def1a4b30Srv.exe
File opened for modification	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	JaffaCakes118_43e330b36ce60a6d12f3458def1a4b30Srv.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	JaffaCakes118_43e330b36ce60a6d12f3458def1a4b30.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_43e330b36ce60a6d12f3458def1a4b30Srv.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 30 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (data)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{FA7CB7FE-C7E7-11EF-BDBF-4A034D48373C} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31153140"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31153140"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3473384837"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3473384837"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "442463437"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\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
Key created	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31153140"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3476978600"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2844	DesktopLayer.exe
2844	DesktopLayer.exe
2844	DesktopLayer.exe
2844	DesktopLayer.exe
2844	DesktopLayer.exe
2844	DesktopLayer.exe
2844	DesktopLayer.exe
2844	DesktopLayer.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4852	iexplore.exe

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
1728	JaffaCakes118_43e330b36ce60a6d12f3458def1a4b30.exe
1728	JaffaCakes118_43e330b36ce60a6d12f3458def1a4b30.exe
4852	iexplore.exe
4852	iexplore.exe
3284	IEXPLORE.EXE
3284	IEXPLORE.EXE
3284	IEXPLORE.EXE
3284	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1728 wrote to memory of 3988	1728	JaffaCakes118_43e330b36ce60a6d12f3458def1a4b30.exe	83
PID 1728 wrote to memory of 3988	1728	JaffaCakes118_43e330b36ce60a6d12f3458def1a4b30.exe	83
PID 1728 wrote to memory of 3988	1728	JaffaCakes118_43e330b36ce60a6d12f3458def1a4b30.exe	83
PID 3988 wrote to memory of 2844	3988	JaffaCakes118_43e330b36ce60a6d12f3458def1a4b30Srv.exe	84
PID 3988 wrote to memory of 2844	3988	JaffaCakes118_43e330b36ce60a6d12f3458def1a4b30Srv.exe	84
PID 3988 wrote to memory of 2844	3988	JaffaCakes118_43e330b36ce60a6d12f3458def1a4b30Srv.exe	84
PID 2844 wrote to memory of 4852	2844	DesktopLayer.exe	85
PID 2844 wrote to memory of 4852	2844	DesktopLayer.exe	85
PID 4852 wrote to memory of 3284	4852	iexplore.exe	86
PID 4852 wrote to memory of 3284	4852	iexplore.exe	86
PID 4852 wrote to memory of 3284	4852	iexplore.exe	86

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_43e330b36ce60a6d12f3458def1a4b30.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_43e330b36ce60a6d12f3458def1a4b30.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1728
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_43e330b36ce60a6d12f3458def1a4b30Srv.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_43e330b36ce60a6d12f3458def1a4b30Srv.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3988
- - 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:2844
  - - 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:4852
    - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4852 CREDAT:17410 /prefetch:2
        5⤵
        System Location Discovery: System Language Discovery
        Modifies Internet Explorer settings
        Suspicious use of SetWindowsHookEx
        
        PID:3284

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
febff5e5b64433316ee5f116c5c14309

SHA1
55a533777edeed0d18304f073d59d5ca1e5c7737

SHA256
888dd735b3cf97e714243c7ecf44064128c4a97452b90ebbc66e317a113ef9a4

SHA512
cbadeca5bbd2528b4af7ad6d053483adac27db83bfcd8b75312a5aa4b09302f729b67a04bbb9af840cb3abd78ec668b5a6c8746685ba0f15780b5e0ea3dd88d8

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

Filesize
404B

MD5
6c56a10796c82e176173b46c5de66773

SHA1
2c789d3b5c6e49e80c389fcb7ea4fca5873dad12

SHA256
a69f042121d6b31127955b1e5fecae5ceeee21f37929677d43db22453b63a672

SHA512
b32e46e9322c0e27a53c34ca7c19944579ae3f2152120f8c5f6ba125840bc1ddc9355cdd0d17f8497e7555c5b0f0d51d625aa6f8fbfae66c948bd80743d368e1

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\6IJLDY7V\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_43e330b36ce60a6d12f3458def1a4b30Srv.exe

Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
memory/1728-18-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/1728-19-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/1728-0-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/2844-15-0x00000000005B0000-0x00000000005B1000-memory.dmp

Filesize
4KB

Download
memory/2844-16-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2844-14-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2844-12-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/3988-7-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/3988-5-0x00000000005A0000-0x00000000005AF000-memory.dmp

Filesize
60KB

Download
memory/3988-4-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download