ramnit | 30a595af4395567d2b78f969b94e183a1a989f470aa373b8ac96320933e7df6a

Analysis

max time kernel
147s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
25-06-2024 23:38

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General

Target

0ff33c146ff7c55fb3b95f35c0f3f265_JaffaCakes118.dll
Size

135KB
MD5

0ff33c146ff7c55fb3b95f35c0f3f265
SHA1

82064ad8019338464a4163fc639f20ecc4c6b3f3
SHA256

30a595af4395567d2b78f969b94e183a1a989f470aa373b8ac96320933e7df6a
SHA512

7f562d5924b98842396947b8f1b895413c1b5bda9a65165172778a5e9281a2b4baee36175cd0b5ec993a4ed32788c2b5e8d43c4bea797a11c59fc501e8d4361c
SSDEEP

3072:aUIZOm2MxCIL9jXQPtZsk4Ul2pLwAxG1wdwtv/y5l:qOm2OCI9SLsk4Ulp1wdqH6

Score

10^/10

ramnit banker 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
4528	rundll32mgr.exe
1180	WaterMark.exe

UPX packed file 11 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4528-7-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/4528-8-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/4528-9-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/4528-11-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/1180-23-0x0000000000400000-0x0000000000429000-memory.dmp	upx
behavioral2/memory/1180-29-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/1180-27-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/4528-14-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/4528-10-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/4528-6-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/1180-37-0x0000000000400000-0x0000000000421000-memory.dmp	upx

Drops file in System32 directory 1 IoCs

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

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\px43DF.tmp	rundll32mgr.exe
File created	C:\Program Files (x86)\Microsoft\WaterMark.exe	rundll32mgr.exe
File opened for modification	C:\Program Files (x86)\Microsoft\WaterMark.exe	rundll32mgr.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4764	460	WerFault.exe	83

Modifies Internet Explorer settings 1 TTPs 28 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "425520589"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff3e0000003e000000c4040000a3020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\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 (data)	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{07464806-334C-11EF-BCA5-DAA7D34B912A} = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{0748AA69-334C-11EF-BCA5-DAA7D34B912A} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1"	iexplore.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

pid	Process
1180	WaterMark.exe
1180	WaterMark.exe
1180	WaterMark.exe
1180	WaterMark.exe
1180	WaterMark.exe
1180	WaterMark.exe
1180	WaterMark.exe
1180	WaterMark.exe
1180	WaterMark.exe
1180	WaterMark.exe
1180	WaterMark.exe
1180	WaterMark.exe
1180	WaterMark.exe
1180	WaterMark.exe
1180	WaterMark.exe
1180	WaterMark.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1180	WaterMark.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1532	iexplore.exe
4496	iexplore.exe

Suspicious use of SetWindowsHookEx 10 IoCs

pid	Process
4496	iexplore.exe
4496	iexplore.exe
1532	iexplore.exe
1532	iexplore.exe
1924	IEXPLORE.EXE
1924	IEXPLORE.EXE
2604	IEXPLORE.EXE
2604	IEXPLORE.EXE
1924	IEXPLORE.EXE
1924	IEXPLORE.EXE

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
4528	rundll32mgr.exe
1180	WaterMark.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 3160 wrote to memory of 4604	3160	rundll32.exe	80
PID 3160 wrote to memory of 4604	3160	rundll32.exe	80
PID 3160 wrote to memory of 4604	3160	rundll32.exe	80
PID 4604 wrote to memory of 4528	4604	rundll32.exe	81
PID 4604 wrote to memory of 4528	4604	rundll32.exe	81
PID 4604 wrote to memory of 4528	4604	rundll32.exe	81
PID 4528 wrote to memory of 1180	4528	rundll32mgr.exe	82
PID 4528 wrote to memory of 1180	4528	rundll32mgr.exe	82
PID 4528 wrote to memory of 1180	4528	rundll32mgr.exe	82
PID 1180 wrote to memory of 460	1180	WaterMark.exe	83
PID 1180 wrote to memory of 460	1180	WaterMark.exe	83
PID 1180 wrote to memory of 460	1180	WaterMark.exe	83
PID 1180 wrote to memory of 460	1180	WaterMark.exe	83
PID 1180 wrote to memory of 460	1180	WaterMark.exe	83
PID 1180 wrote to memory of 460	1180	WaterMark.exe	83
PID 1180 wrote to memory of 460	1180	WaterMark.exe	83
PID 1180 wrote to memory of 460	1180	WaterMark.exe	83
PID 1180 wrote to memory of 460	1180	WaterMark.exe	83
PID 1180 wrote to memory of 4496	1180	WaterMark.exe	87
PID 1180 wrote to memory of 4496	1180	WaterMark.exe	87
PID 1180 wrote to memory of 1532	1180	WaterMark.exe	88
PID 1180 wrote to memory of 1532	1180	WaterMark.exe	88
PID 1532 wrote to memory of 1924	1532	iexplore.exe	89
PID 1532 wrote to memory of 1924	1532	iexplore.exe	89
PID 1532 wrote to memory of 1924	1532	iexplore.exe	89
PID 4496 wrote to memory of 2604	4496	iexplore.exe	90
PID 4496 wrote to memory of 2604	4496	iexplore.exe	90
PID 4496 wrote to memory of 2604	4496	iexplore.exe	90

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0ff33c146ff7c55fb3b95f35c0f3f265_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3160
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\0ff33c146ff7c55fb3b95f35c0f3f265_JaffaCakes118.dll,#1
  2⤵
  - Drops file in System32 directory
  - Suspicious use of WriteProcessMemory
  PID:4604
- - C:\Windows\SysWOW64\rundll32mgr.exe
    C:\Windows\SysWOW64\rundll32mgr.exe
    3⤵
    - Executes dropped EXE
    - Drops file in Program Files directory
    - Suspicious use of UnmapMainImage
    - Suspicious use of WriteProcessMemory
    PID:4528
  - - C:\Program Files (x86)\Microsoft\WaterMark.exe
      "C:\Program Files (x86)\Microsoft\WaterMark.exe"
      4⤵
      Executes dropped EXE
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of UnmapMainImage
      Suspicious use of WriteProcessMemory
      PID:1180
    - - C:\Windows\SysWOW64\svchost.exe
        
        C:\Windows\system32\svchost.exe
        5⤵
        
        PID:460
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 460 -s 204
        6⤵
        Program crash
        
        PID:4764
    - - 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:4496
      - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4496 CREDAT:17410 /prefetch:2
        6⤵
        Modifies Internet Explorer settings
        Suspicious use of SetWindowsHookEx
        
        PID:2604
    - - 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:1532
      - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1532 CREDAT:17410 /prefetch:2
        6⤵
        Modifies Internet Explorer settings
        Suspicious use of SetWindowsHookEx
        
        PID:1924

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 460 -ip 460
1⤵
PID:2980

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{07464806-334C-11EF-BCA5-DAA7D34B912A}.dat

Filesize
3KB

MD5
9d93af859b454b6b9234f1fbf1a4849d

SHA1
740c031341b17638d49daa1875b5042e2226dca0

SHA256
38e7c11e7e662903a7a7aa347bb9b839f4b7f3c326baa61fb4af28bb29fca427

SHA512
0cbbdead52d026302a6856ba17c569d993c63cff3f90b63d694ed3d19fddecb847e5d298b8cb2f89ce8dbab85eece5c9c61ae572fab8e7969e104597647f1249

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{0748AA69-334C-11EF-BCA5-DAA7D34B912A}.dat

Filesize
5KB

MD5
cb9fd615434666aa98ad3afa272687af

SHA1
fe8a1407065b3de36e093d81a9c5719c1acd4e22

SHA256
4f25550fea9bbe5a9bb5e8ada680ddd2543dd361618357eeb812e2c60b30dd54

SHA512
9347251fd037e5e51d6e4b4607dd7d16c542af1545f2ac7512b6932e577b312402841833201e5641deac7839b0dcaa81d3369da3d9dd4fcdbf3d82fd336a34c4

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

Filesize
119KB

MD5
9d5d609dc8e2554054733d19eed45c5c

SHA1
ce72453fca9f477940a9def32bd8463549c6e1e4

SHA256
7a85b3db04beb0c4b6a8929fdf79726bcf1084efab0a9f04a8ebaa0a2bc9e0b1

SHA512
012cabde17ed1c1d1a48b5bc136591ff9c8e261e5da8bc7f67d0bd235a32150f63274362cdeef2376d2d5a38dfb0c9acc7cd3aa5244c1858b88b183f8cbe550b

Download Submit
memory/460-32-0x0000000000450000-0x0000000000451000-memory.dmp

Filesize
4KB

Download
memory/460-31-0x0000000000470000-0x0000000000471000-memory.dmp

Filesize
4KB

Download
memory/1180-37-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1180-34-0x0000000077162000-0x0000000077163000-memory.dmp

Filesize
4KB

Download
memory/1180-33-0x0000000000070000-0x0000000000071000-memory.dmp

Filesize
4KB

Download
memory/1180-26-0x0000000000890000-0x0000000000891000-memory.dmp

Filesize
4KB

Download
memory/1180-23-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1180-27-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1180-30-0x0000000077162000-0x0000000077163000-memory.dmp

Filesize
4KB

Download
memory/1180-29-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/4528-9-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/4528-22-0x00000000008B0000-0x00000000008B1000-memory.dmp

Filesize
4KB

Download
memory/4528-14-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/4528-10-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/4528-6-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/4528-11-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/4528-8-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/4528-7-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/4528-4-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4604-0-0x0000000010000000-0x0000000010026000-memory.dmp

Filesize
152KB

Download