ramnit | bc2cbdd0432b2e82c14805fae8b528f3844cff0889c7440202a80e0e47530ac9

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
02/01/2025, 01:10

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General

Target

JaffaCakes118_61bfe3be7bf49e600923429210a501a0.exe
Size

80KB
MD5

61bfe3be7bf49e600923429210a501a0
SHA1

21f03322be5f6511ca075a7ee82e244589ff4a72
SHA256

bc2cbdd0432b2e82c14805fae8b528f3844cff0889c7440202a80e0e47530ac9
SHA512

91ed61dedc5a33a3dc999836858b6a3ddb2234696b080a9a915d2d9f5df500d813cc10988577f514b43ebf18559490ef5ae2ca69d153728500e3f0a60a88d385
SSDEEP

1536:c3jF2srzVRv7Kf4AH+pdcDJVoYMeKTn1Wk8JmF8JxFnSC7hcKn:UosXjTuoaD6eK71WkAmF8JnSC7z

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 1 IoCs

pid	Process
488	DesktopLayer.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3240-2-0x0000000000400000-0x0000000000413000-memory.dmp	upx
behavioral2/memory/3240-3-0x0000000000400000-0x0000000000413000-memory.dmp	upx
behavioral2/memory/3240-9-0x0000000000400000-0x0000000000413000-memory.dmp	upx
behavioral2/memory/488-12-0x0000000000400000-0x0000000000432000-memory.dmp	upx
behavioral2/memory/488-14-0x0000000000400000-0x0000000000432000-memory.dmp	upx
behavioral2/memory/488-17-0x0000000000400000-0x0000000000413000-memory.dmp	upx

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	JaffaCakes118_61bfe3be7bf49e600923429210a501a0.exe
File opened for modification	C:\Program Files (x86)\Microsoft\px886A.tmp	JaffaCakes118_61bfe3be7bf49e600923429210a501a0.exe
File created	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	JaffaCakes118_61bfe3be7bf49e600923429210a501a0.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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	IEXPLORE.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_61bfe3be7bf49e600923429210a501a0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	DesktopLayer.exe

Modifies Internet Explorer settings 1 TTPs 32 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31153331"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31153331"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "442545186"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "625380691"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "625380691"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31153331"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\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-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31153331"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{509CA20A-C8A6-11EF-ADF2-468C69F2ED48} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "626630535"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "626630535"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
488	DesktopLayer.exe
488	DesktopLayer.exe
488	DesktopLayer.exe
488	DesktopLayer.exe
488	DesktopLayer.exe
488	DesktopLayer.exe
488	DesktopLayer.exe
488	DesktopLayer.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
948	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
948	iexplore.exe
948	iexplore.exe
4180	IEXPLORE.EXE
4180	IEXPLORE.EXE
4180	IEXPLORE.EXE
4180	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3240 wrote to memory of 488	3240	JaffaCakes118_61bfe3be7bf49e600923429210a501a0.exe	82
PID 3240 wrote to memory of 488	3240	JaffaCakes118_61bfe3be7bf49e600923429210a501a0.exe	82
PID 3240 wrote to memory of 488	3240	JaffaCakes118_61bfe3be7bf49e600923429210a501a0.exe	82
PID 488 wrote to memory of 948	488	DesktopLayer.exe	83
PID 488 wrote to memory of 948	488	DesktopLayer.exe	83
PID 948 wrote to memory of 4180	948	iexplore.exe	84
PID 948 wrote to memory of 4180	948	iexplore.exe	84
PID 948 wrote to memory of 4180	948	iexplore.exe	84

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_61bfe3be7bf49e600923429210a501a0.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_61bfe3be7bf49e600923429210a501a0.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3240
- C:\Program Files (x86)\Microsoft\DesktopLayer.exe
  "C:\Program Files (x86)\Microsoft\DesktopLayer.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:488
- - C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe"
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:948
  - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:948 CREDAT:17410 /prefetch:2
      4⤵
      System Location Discovery: System Language Discovery
      Modifies Internet Explorer settings
      Suspicious use of SetWindowsHookEx
      PID:4180

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

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Downloads

C:\Program Files (x86)\Microsoft\DesktopLayer.exe

Filesize
80KB

MD5
61bfe3be7bf49e600923429210a501a0

SHA1
21f03322be5f6511ca075a7ee82e244589ff4a72

SHA256
bc2cbdd0432b2e82c14805fae8b528f3844cff0889c7440202a80e0e47530ac9

SHA512
91ed61dedc5a33a3dc999836858b6a3ddb2234696b080a9a915d2d9f5df500d813cc10988577f514b43ebf18559490ef5ae2ca69d153728500e3f0a60a88d385

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

Filesize
471B

MD5
30f59b20e935520badc298242cb4cff1

SHA1
00622b2054eb148a8459c2ccd0b22606c2d5c7f6

SHA256
4a981d199e551f2b8c8fa22f0e3fbc264e876e5ed243d83331b2a6083a753e3c

SHA512
f22ca09eb3266cee3f363e4f3f955745382679d136d61e7c27f81081cd77efa5f82f82220526928f73049e692b7c060f64032dfae0f967c579c6e6acfd2e8d21

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

Filesize
404B

MD5
463925cce4cd866fec1f56121fefafc6

SHA1
2ae618ccad09eec34652b263be8a37d231bf6a82

SHA256
a073223070cd967a4438cab0314a96e60ed1115626c66bef66a78917bd7e834f

SHA512
51dce3c375fa28eb9d014102d0c863614dfff27e096f2cdec36d6a254bfb054341c1fbabf2ef7c2c79d336e560fe5b6ad0a08982a1aa9b6bc8ad4bd07f80b5b9

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\ver162.tmp

Filesize
15KB

MD5
1a545d0052b581fbb2ab4c52133846bc

SHA1
62f3266a9b9925cd6d98658b92adec673cbe3dd3

SHA256
557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

SHA512
bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\PGH3GSHW\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
memory/488-14-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download
memory/488-12-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download
memory/488-16-0x0000000077B92000-0x0000000077B93000-memory.dmp

Filesize
4KB

Download
memory/488-15-0x0000000000420000-0x0000000000421000-memory.dmp

Filesize
4KB

Download
memory/488-17-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/488-18-0x0000000077B92000-0x0000000077B93000-memory.dmp

Filesize
4KB

Download
memory/488-11-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download
memory/3240-9-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/3240-0-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download
memory/3240-3-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/3240-2-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/3240-1-0x00000000005F0000-0x00000000005F2000-memory.dmp

Filesize
8KB

Download