ramnit | 731052f893b3e2b9ab0cb09a73ad84ee939f72506c6a54eeb960724eb6271388

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
25/08/2024, 05:27

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General

Target

c00af810f6860263f5695b3a6a74139c_JaffaCakes118.dll
Size

166KB
MD5

c00af810f6860263f5695b3a6a74139c
SHA1

a0bd2f245f086d85a32076eaa59607d82acc1baa
SHA256

731052f893b3e2b9ab0cb09a73ad84ee939f72506c6a54eeb960724eb6271388
SHA512

9e6290c6cd6e1343a9b71004edf8bb074813062591e14391521d4cd5475a769d3549b0ff957e97a18a1d1c73d01b3f00c1bf43392abf925e7334c22435d07a14
SSDEEP

3072:sTU56gVxj27Ne4L99ZgyXf9MWebpjMGlDCdrp:/4L7vBsGdp

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

Executes dropped EXE 2 IoCs

pid	Process
1788	regsvr32mgr.exe
2432	WaterMark.exe

UPX packed file 12 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1788-8-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/1788-7-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/1788-10-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/1788-14-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/1788-13-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/1788-12-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/1788-6-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/2432-28-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/2432-30-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/2432-36-0x0000000000400000-0x0000000000435000-memory.dmp	upx
behavioral2/memory/2432-38-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/2432-39-0x0000000000400000-0x0000000000421000-memory.dmp	upx

Drops file in System32 directory 1 IoCs

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

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\px91EF.tmp	regsvr32mgr.exe
File created	C:\Program Files (x86)\Microsoft\WaterMark.exe	regsvr32mgr.exe
File opened for modification	C:\Program Files (x86)\Microsoft\WaterMark.exe	regsvr32mgr.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5032	4260	WerFault.exe	87

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	IEXPLORE.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32mgr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WaterMark.exe

Modifies Internet Explorer settings 1 TTPs 31 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2419892103"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31127215"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "431328629"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2433955075"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2419892103"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{BBD7D952-62A2-11EF-939B-D6586EC96307} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31127215"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31127215"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\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-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

pid	Process
2432	WaterMark.exe
2432	WaterMark.exe
2432	WaterMark.exe
2432	WaterMark.exe
2432	WaterMark.exe
2432	WaterMark.exe
2432	WaterMark.exe
2432	WaterMark.exe
2432	WaterMark.exe
2432	WaterMark.exe
2432	WaterMark.exe
2432	WaterMark.exe
2432	WaterMark.exe
2432	WaterMark.exe
2432	WaterMark.exe
2432	WaterMark.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2432	WaterMark.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
456	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
456	iexplore.exe
456	iexplore.exe
944	IEXPLORE.EXE
944	IEXPLORE.EXE
944	IEXPLORE.EXE
944	IEXPLORE.EXE

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
1788	regsvr32mgr.exe
2432	WaterMark.exe

Suspicious use of WriteProcessMemory 25 IoCs

description	pid	Process	procid_target
PID 3000 wrote to memory of 2308	3000	regsvr32.exe	84
PID 3000 wrote to memory of 2308	3000	regsvr32.exe	84
PID 3000 wrote to memory of 2308	3000	regsvr32.exe	84
PID 2308 wrote to memory of 1788	2308	regsvr32.exe	85
PID 2308 wrote to memory of 1788	2308	regsvr32.exe	85
PID 2308 wrote to memory of 1788	2308	regsvr32.exe	85
PID 1788 wrote to memory of 2432	1788	regsvr32mgr.exe	86
PID 1788 wrote to memory of 2432	1788	regsvr32mgr.exe	86
PID 1788 wrote to memory of 2432	1788	regsvr32mgr.exe	86
PID 2432 wrote to memory of 4260	2432	WaterMark.exe	87
PID 2432 wrote to memory of 4260	2432	WaterMark.exe	87
PID 2432 wrote to memory of 4260	2432	WaterMark.exe	87
PID 2432 wrote to memory of 4260	2432	WaterMark.exe	87
PID 2432 wrote to memory of 4260	2432	WaterMark.exe	87
PID 2432 wrote to memory of 4260	2432	WaterMark.exe	87
PID 2432 wrote to memory of 4260	2432	WaterMark.exe	87
PID 2432 wrote to memory of 4260	2432	WaterMark.exe	87
PID 2432 wrote to memory of 4260	2432	WaterMark.exe	87
PID 2432 wrote to memory of 456	2432	WaterMark.exe	99
PID 2432 wrote to memory of 456	2432	WaterMark.exe	99
PID 2432 wrote to memory of 3764	2432	WaterMark.exe	100
PID 2432 wrote to memory of 3764	2432	WaterMark.exe	100
PID 456 wrote to memory of 944	456	iexplore.exe	101
PID 456 wrote to memory of 944	456	iexplore.exe	101
PID 456 wrote to memory of 944	456	iexplore.exe	101

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\c00af810f6860263f5695b3a6a74139c_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:3000
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\c00af810f6860263f5695b3a6a74139c_JaffaCakes118.dll
  2⤵
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2308
- - C:\Windows\SysWOW64\regsvr32mgr.exe
    C:\Windows\SysWOW64\regsvr32mgr.exe
    3⤵
    - Executes dropped EXE
    - Drops file in Program Files directory
    - System Location Discovery: System Language Discovery
    - Suspicious use of UnmapMainImage
    - Suspicious use of WriteProcessMemory
    PID:1788
  - - C:\Program Files (x86)\Microsoft\WaterMark.exe
      "C:\Program Files (x86)\Microsoft\WaterMark.exe"
      4⤵
      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:2432
    - - C:\Windows\SysWOW64\svchost.exe
        
        C:\Windows\system32\svchost.exe
        5⤵
        
        PID:4260
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4260 -s 204
        6⤵
        Program crash
        
        PID:5032
    - - C:\Program Files\Internet Explorer\iexplore.exe
        
        "C:\Program Files\Internet Explorer\iexplore.exe"
        5⤵
        Modifies Internet Explorer settings
        Suspicious use of FindShellTrayWindow
        Suspicious use of SetWindowsHookEx
        Suspicious use of WriteProcessMemory
        
        PID:456
      - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:456 CREDAT:17410 /prefetch:2
        6⤵
        System Location Discovery: System Language Discovery
        Modifies Internet Explorer settings
        Suspicious use of SetWindowsHookEx
        
        PID:944
    - - C:\Program Files\Internet Explorer\iexplore.exe
        
        "C:\Program Files\Internet Explorer\iexplore.exe"
        5⤵
        Modifies Internet Explorer settings
        
        PID:3764

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4260 -ip 4260
1⤵
PID:3232

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
e0bb119b734bd28ccbf31009397367f5

SHA1
54b097cc98bfe23500e25603d088a6b3eee7c97a

SHA256
05dc8c8c93f13fcc388a93f5cf37bc6b3ce00112b91204a8349f6e5c739f3036

SHA512
37648d6d957b5ae64cc5a459d144ca693b63a83885b19221c153b0aba0bd7aff392ca75b375bd2d7a7f8be02de0bba804e50f3afd95e73a4357089cc32aba147

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

Filesize
404B

MD5
a8c850a176867900f0ab4e6e548b7068

SHA1
0b91f6d9f7bf556ce5fe86e2404b559682d928e8

SHA256
4780bc086b322a4a70cba732963173c5f87dc0dd9df2d3a5acf21cb3e278d54e

SHA512
a5f27ef7a854aeee4ce59488e156cd4871cfc8e69dd640c93a640e5ffe2973b85d3c293ea6efc864f2943eb105547365800215ac50929349e296f297319e1bca

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\T1CTRFUW\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
C:\Windows\SysWOW64\regsvr32mgr.exe

Filesize
96KB

MD5
8c51fd9d6daa7b6137634de19a49452c

SHA1
db2a11cca434bacad2bf42adeecae38e99cf64f8

SHA256
528d190fc376cff62a83391a5ba10ae4ef0c02bedabd0360274ddc2784e11da3

SHA512
b93dd6c86d0618798a11dbaa2ded7dac659f6516ca4a87da7297601c27f340fffa4126a852c257654d562529273d8a3f639ec020ab54b879c68226deae549837

Download Submit
memory/1788-8-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1788-10-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1788-7-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1788-14-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1788-13-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1788-12-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1788-11-0x00000000008C0000-0x00000000008C1000-memory.dmp

Filesize
4KB

Download
memory/1788-6-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1788-4-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2308-0-0x0000000074DD0000-0x0000000074DFC000-memory.dmp

Filesize
176KB

Download
memory/2432-28-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2432-31-0x0000000077422000-0x0000000077423000-memory.dmp

Filesize
4KB

Download
memory/2432-37-0x0000000077422000-0x0000000077423000-memory.dmp

Filesize
4KB

Download
memory/2432-36-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2432-35-0x0000000000070000-0x0000000000071000-memory.dmp

Filesize
4KB

Download
memory/2432-38-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2432-39-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2432-30-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2432-29-0x0000000000430000-0x0000000000431000-memory.dmp

Filesize
4KB

Download
memory/2432-21-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/4260-34-0x0000000001050000-0x0000000001051000-memory.dmp

Filesize
4KB

Download
memory/4260-33-0x0000000001070000-0x0000000001071000-memory.dmp

Filesize
4KB

Download