ramnit | 5252d81be8509ce9f04c5573f24181156829d0c3d82713c2aedff15c6de57c39

Analysis

max time kernel
94s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
14-12-2024 23:34

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General

Target

f13d065bf1b3782bbb063b2e5bb6d385_JaffaCakes118.dll
Size

324KB
MD5

f13d065bf1b3782bbb063b2e5bb6d385
SHA1

547ee0f4c246d275153002c07aa0d10f0b8da39b
SHA256

5252d81be8509ce9f04c5573f24181156829d0c3d82713c2aedff15c6de57c39
SHA512

c9fbb4a25161287d36e74be25b360d9de17b55ffb64f03d0bb6aa8065411abe944461aa90ffb80caf208b55909b0a34b664405bcac1c593b12740899e431c25c
SSDEEP

6144:Nl9XgnzxOP/sFR2h+9q1kih6ibUxrp3/vIyRJ7lgrC8LuEQk:NlCzcMg+9YkDiQ3/Q3LaED

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
2404	rundll32mgr.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\rundll32mgr.exe	rundll32.exe

UPX packed file 9 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2404-8-0x0000000000400000-0x000000000041A000-memory.dmp	upx
behavioral2/memory/2404-14-0x0000000000400000-0x000000000041A000-memory.dmp	upx
behavioral2/memory/2404-15-0x0000000000400000-0x000000000041A000-memory.dmp	upx
behavioral2/memory/2404-13-0x0000000000400000-0x000000000041A000-memory.dmp	upx
behavioral2/memory/2404-12-0x0000000000400000-0x000000000041A000-memory.dmp	upx
behavioral2/memory/2404-10-0x0000000000400000-0x000000000041A000-memory.dmp	upx
behavioral2/memory/2404-9-0x0000000000400000-0x000000000041A000-memory.dmp	upx
behavioral2/memory/2404-18-0x0000000000400000-0x000000000041A000-memory.dmp	upx
behavioral2/memory/2404-21-0x0000000000400000-0x0000000000419000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2088	3820	WerFault.exe	82

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	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32mgr.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 (int)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{004AA33A-BA74-11EF-B9D5-F6235BFAC6D3} = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "440984264"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\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-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3568109487"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3573266442"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31149696"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31149696"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31149696"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3568109487"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2404	rundll32mgr.exe
2404	rundll32mgr.exe
2404	rundll32mgr.exe
2404	rundll32mgr.exe
2404	rundll32mgr.exe
2404	rundll32mgr.exe
2404	rundll32mgr.exe
2404	rundll32mgr.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2404	rundll32mgr.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4280	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4280	iexplore.exe
4280	iexplore.exe
3476	IEXPLORE.EXE
3476	IEXPLORE.EXE
3476	IEXPLORE.EXE
3476	IEXPLORE.EXE

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
2404	rundll32mgr.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 5060 wrote to memory of 3820	5060	rundll32.exe	82
PID 5060 wrote to memory of 3820	5060	rundll32.exe	82
PID 5060 wrote to memory of 3820	5060	rundll32.exe	82
PID 3820 wrote to memory of 2404	3820	rundll32.exe	83
PID 3820 wrote to memory of 2404	3820	rundll32.exe	83
PID 3820 wrote to memory of 2404	3820	rundll32.exe	83
PID 2404 wrote to memory of 4280	2404	rundll32mgr.exe	85
PID 2404 wrote to memory of 4280	2404	rundll32mgr.exe	85
PID 4280 wrote to memory of 3476	4280	iexplore.exe	87
PID 4280 wrote to memory of 3476	4280	iexplore.exe	87
PID 4280 wrote to memory of 3476	4280	iexplore.exe	87

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f13d065bf1b3782bbb063b2e5bb6d385_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:5060
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f13d065bf1b3782bbb063b2e5bb6d385_JaffaCakes118.dll,#1
  2⤵
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3820
- - C:\Windows\SysWOW64\rundll32mgr.exe
    C:\Windows\SysWOW64\rundll32mgr.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of UnmapMainImage
    - Suspicious use of WriteProcessMemory
    PID:2404
  - - 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:4280
    - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4280 CREDAT:17410 /prefetch:2
        5⤵
        System Location Discovery: System Language Discovery
        Modifies Internet Explorer settings
        Suspicious use of SetWindowsHookEx
        
        PID:3476
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3820 -s 612
    3⤵
    - Program crash
    PID:2088

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 3820 -ip 3820
1⤵
PID:4056

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
07e369ebdbb322a72367beb15fea66c2

SHA1
7772c54598e1862ebffe373b494651ec745f6c9f

SHA256
b50e533aec8439f67cd49f1119099293c18626136694d72fc4c5b00f950e8e0c

SHA512
65f401db96f0e2c1a1ae79528087ff3e2e24bb5353425ecf93c884519aaf950422a6599f2e3afe6839070071d033ea8d19c546d5493aa511beb97c6fea5ba0f5

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

Filesize
404B

MD5
4c507dcfe050f7aa3ff64130db1442f4

SHA1
7c6c2b0e2bdfe37418f7b95808d78fe7645381c6

SHA256
35c4fe3c596c058fed3db72ebb214201acb8f45c3c647a11e0eaca08d46a74ec

SHA512
05ecc4b2e968150ac9684fe88ac4a2beca8c04455a0286a6819ebaf3d48bbcc2ea69cd41a6b8738b388279014849852b4d28d016ee9f3650b060a77c85411d73

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\FQRZN8O7\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
C:\Windows\SysWOW64\rundll32mgr.exe

Filesize
88KB

MD5
b182f0a6cb1ca491020a9a391d4630c0

SHA1
68df722161dd0d1baa4553094c0545b048652ff7

SHA256
544d3e990baa9961c8d950c6680eff0a9031014200d70794ccef23892efec560

SHA512
4c90869991fa869538868c74ef49ed93cdec196032f1e5118a739a30e9127a3fea5a559472e8417a21402437e2d154f2098071986788b43733ea6b9d5edcebe9

Download Submit
memory/2404-12-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/2404-9-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/2404-14-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/2404-15-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/2404-16-0x00000000006E0000-0x00000000006E1000-memory.dmp

Filesize
4KB

Download
memory/2404-13-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/2404-4-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/2404-6-0x0000000000401000-0x0000000000405000-memory.dmp

Filesize
16KB

Download
memory/2404-10-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/2404-8-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/2404-18-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/2404-17-0x0000000077112000-0x0000000077113000-memory.dmp

Filesize
4KB

Download
memory/2404-20-0x0000000077112000-0x0000000077113000-memory.dmp

Filesize
4KB

Download
memory/2404-22-0x0000000000401000-0x0000000000405000-memory.dmp

Filesize
16KB

Download
memory/2404-21-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/2404-7-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/2404-11-0x0000000000680000-0x0000000000681000-memory.dmp

Filesize
4KB

Download
memory/3820-23-0x0000000074B20000-0x0000000074B71000-memory.dmp

Filesize
324KB

Download
memory/3820-0-0x0000000074B20000-0x0000000074B71000-memory.dmp

Filesize
324KB

Download