ramnit | 3a522326053a539e2e0ceb213bc5390690fcca28f6a1c2d81cd1a0c4989d149f

Analysis

max time kernel
104s
max time network
127s
platform
windows10-2004_x64
resource
win10v2004-20250410-en
resource tags

arch:x64arch:x86image:win10v2004-20250410-enlocale:en-usos:windows10-2004-x64system
submitted
12/04/2025, 23:35

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General

Target

JaffaCakes118_b2eb7e64bbecccd03bc5e916775fb567.exe
Size

178KB
MD5

b2eb7e64bbecccd03bc5e916775fb567
SHA1

b1fd7e47931179160e01d6c1b5ce983fcb42c251
SHA256

3a522326053a539e2e0ceb213bc5390690fcca28f6a1c2d81cd1a0c4989d149f
SHA512

3bc9413c6597319eeb94d208d9c4c73dc62523386b0a7d3f3654644d52a1aaeae4aae1d476dc2fc8d3a6dbf387b256127b397d90673aaeff3b55af6f2801069b
SSDEEP

3072:QT2xNfzEmPUac0yCRS9EK0TLmKZ5AQzfY:YkPpe0mKvAQzw

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
544	WaterMark.exe

UPX packed file 14 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3396-2-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral1/memory/3396-7-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral1/memory/3396-11-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral1/memory/3396-12-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral1/memory/3396-9-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral1/memory/3396-8-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral1/memory/3396-3-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral1/memory/3396-4-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral1/memory/544-28-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral1/memory/544-27-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral1/memory/544-34-0x0000000000400000-0x0000000000438000-memory.dmp	upx
behavioral1/memory/544-37-0x0000000000400000-0x0000000000438000-memory.dmp	upx
behavioral1/memory/544-38-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral1/memory/544-41-0x0000000000400000-0x0000000000421000-memory.dmp	upx

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\px8359.tmp	JaffaCakes118_b2eb7e64bbecccd03bc5e916775fb567.exe
File created	C:\Program Files (x86)\Microsoft\WaterMark.exe	JaffaCakes118_b2eb7e64bbecccd03bc5e916775fb567.exe
File opened for modification	C:\Program Files (x86)\Microsoft\WaterMark.exe	JaffaCakes118_b2eb7e64bbecccd03bc5e916775fb567.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
116	4064	WerFault.exe	84

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_b2eb7e64bbecccd03bc5e916775fb567.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WaterMark.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IEXPLORE.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IEXPLORE.EXE

Modifies Internet Explorer settings 1 TTPs 33 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2645532622-3298555945-705856666-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2645532622-3298555945-705856666-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2645532622-3298555945-705856666-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2645532622-3298555945-705856666-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2645532622-3298555945-705856666-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2645532622-3298555945-705856666-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2645532622-3298555945-705856666-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2645532622-3298555945-705856666-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2645532622-3298555945-705856666-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff3e0000003e000000c4040000a3020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2645532622-3298555945-705856666-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2645532622-3298555945-705856666-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2645532622-3298555945-705856666-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2645532622-3298555945-705856666-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2645532622-3298555945-705856666-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2645532622-3298555945-705856666-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "451265909"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2645532622-3298555945-705856666-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2645532622-3298555945-705856666-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{D49E5868-17F6-11F0-A5C7-66F6155E5B6D} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2645532622-3298555945-705856666-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2645532622-3298555945-705856666-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{D4A31D4A-17F6-11F0-A5C7-66F6155E5B6D} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2645532622-3298555945-705856666-1000\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-1-5-21-2645532622-3298555945-705856666-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2645532622-3298555945-705856666-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2645532622-3298555945-705856666-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2645532622-3298555945-705856666-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2645532622-3298555945-705856666-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2645532622-3298555945-705856666-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2645532622-3298555945-705856666-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2645532622-3298555945-705856666-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2645532622-3298555945-705856666-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2645532622-3298555945-705856666-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2645532622-3298555945-705856666-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2645532622-3298555945-705856666-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2645532622-3298555945-705856666-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

pid	Process
544	WaterMark.exe
544	WaterMark.exe
544	WaterMark.exe
544	WaterMark.exe
544	WaterMark.exe
544	WaterMark.exe
544	WaterMark.exe
544	WaterMark.exe
544	WaterMark.exe
544	WaterMark.exe
544	WaterMark.exe
544	WaterMark.exe
544	WaterMark.exe
544	WaterMark.exe
544	WaterMark.exe
544	WaterMark.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	544	WaterMark.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4616	iexplore.exe
4584	iexplore.exe

Suspicious use of SetWindowsHookEx 10 IoCs

pid	Process
4584	iexplore.exe
4584	iexplore.exe
4616	iexplore.exe
4616	iexplore.exe
2612	IEXPLORE.EXE
2612	IEXPLORE.EXE
4412	IEXPLORE.EXE
4412	IEXPLORE.EXE
2612	IEXPLORE.EXE
2612	IEXPLORE.EXE

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
3396	JaffaCakes118_b2eb7e64bbecccd03bc5e916775fb567.exe
544	WaterMark.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 3396 wrote to memory of 544	3396	JaffaCakes118_b2eb7e64bbecccd03bc5e916775fb567.exe	83
PID 3396 wrote to memory of 544	3396	JaffaCakes118_b2eb7e64bbecccd03bc5e916775fb567.exe	83
PID 3396 wrote to memory of 544	3396	JaffaCakes118_b2eb7e64bbecccd03bc5e916775fb567.exe	83
PID 544 wrote to memory of 4064	544	WaterMark.exe	84
PID 544 wrote to memory of 4064	544	WaterMark.exe	84
PID 544 wrote to memory of 4064	544	WaterMark.exe	84
PID 544 wrote to memory of 4064	544	WaterMark.exe	84
PID 544 wrote to memory of 4064	544	WaterMark.exe	84
PID 544 wrote to memory of 4064	544	WaterMark.exe	84
PID 544 wrote to memory of 4064	544	WaterMark.exe	84
PID 544 wrote to memory of 4064	544	WaterMark.exe	84
PID 544 wrote to memory of 4064	544	WaterMark.exe	84
PID 544 wrote to memory of 4584	544	WaterMark.exe	95
PID 544 wrote to memory of 4584	544	WaterMark.exe	95
PID 544 wrote to memory of 4616	544	WaterMark.exe	96
PID 544 wrote to memory of 4616	544	WaterMark.exe	96
PID 4616 wrote to memory of 2612	4616	iexplore.exe	97
PID 4616 wrote to memory of 2612	4616	iexplore.exe	97
PID 4616 wrote to memory of 2612	4616	iexplore.exe	97
PID 4584 wrote to memory of 4412	4584	iexplore.exe	98
PID 4584 wrote to memory of 4412	4584	iexplore.exe	98
PID 4584 wrote to memory of 4412	4584	iexplore.exe	98

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b2eb7e64bbecccd03bc5e916775fb567.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b2eb7e64bbecccd03bc5e916775fb567.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3396
- C:\Program Files (x86)\Microsoft\WaterMark.exe
  "C:\Program Files (x86)\Microsoft\WaterMark.exe"
  2⤵
  - 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:544
- - C:\Windows\SysWOW64\svchost.exe
    C:\Windows\system32\svchost.exe
    3⤵
    PID:4064
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4064 -s 212
      4⤵
      Program crash
      PID:116
- - 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:4584
  - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4584 CREDAT:17410 /prefetch:2
      4⤵
      System Location Discovery: System Language Discovery
      Modifies Internet Explorer settings
      Suspicious use of SetWindowsHookEx
      PID:4412
- - 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:4616
  - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4616 CREDAT:17410 /prefetch:2
      4⤵
      System Location Discovery: System Language Discovery
      Modifies Internet Explorer settings
      Suspicious use of SetWindowsHookEx
      PID:2612

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4064 -ip 4064
1⤵
PID:1332

Network

MITRE ATT&CK Enterprise v16

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:\Program Files (x86)\Microsoft\WaterMark.exe

Filesize
178KB

MD5
b2eb7e64bbecccd03bc5e916775fb567

SHA1
b1fd7e47931179160e01d6c1b5ce983fcb42c251

SHA256
3a522326053a539e2e0ceb213bc5390690fcca28f6a1c2d81cd1a0c4989d149f

SHA512
3bc9413c6597319eeb94d208d9c4c73dc62523386b0a7d3f3654644d52a1aaeae4aae1d476dc2fc8d3a6dbf387b256127b397d90673aaeff3b55af6f2801069b

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{D49E5868-17F6-11F0-A5C7-66F6155E5B6D}.dat

Filesize
3KB

MD5
65fe2100ec81b938d250521fe0d198dd

SHA1
f3c8f7b2b84354f31a0eaf9cc63006e0dc61880d

SHA256
18ad56b4be6cf906ac0f8b5aa57819d4623d45f7f4b5abe3b5b7c2a56bd05c3c

SHA512
8b35cd46d2322bc9c7338b14789776967818170f33babbb020448a426f25be7be33959ff31ff87149a35f034c6268cca53e91926ac3e23542ad7de668f694f2a

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{D4A31D4A-17F6-11F0-A5C7-66F6155E5B6D}.dat

Filesize
5KB

MD5
cd1502c7d236d062fe9f556767749b3b

SHA1
701056792c447b2dc4cdc070191858cfc0192ff9

SHA256
d905f87cbd48744b1d0f1b3f8ef42aaecf6f2f500dfc2094a241b63786bc45ae

SHA512
30ce7a09126a83af4166ff9c775cc0431e749d43837c2f91fae1609f1496e947a7804931bf1c678c2e36d01d6294186d1b5c2c6f58b6b95d9822fd02eb4214da

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\ZYMM4GSI\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
memory/544-20-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/544-36-0x0000000000070000-0x0000000000071000-memory.dmp

Filesize
4KB

Download
memory/544-41-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/544-19-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/544-38-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/544-37-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/544-35-0x00000000771B2000-0x00000000771B3000-memory.dmp

Filesize
4KB

Download
memory/544-34-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/544-27-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/544-28-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/544-29-0x0000000000060000-0x0000000000061000-memory.dmp

Filesize
4KB

Download
memory/544-30-0x00000000771B2000-0x00000000771B3000-memory.dmp

Filesize
4KB

Download
memory/3396-12-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3396-5-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/3396-3-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3396-1-0x0000000000401000-0x0000000000402000-memory.dmp

Filesize
4KB

Download
memory/3396-11-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3396-6-0x00000000004D0000-0x00000000004D1000-memory.dmp

Filesize
4KB

Download
memory/3396-9-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3396-7-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3396-4-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3396-0-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/3396-8-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3396-2-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/4064-32-0x0000000000D60000-0x0000000000D61000-memory.dmp

Filesize
4KB

Download
memory/4064-33-0x0000000000D40000-0x0000000000D41000-memory.dmp

Filesize
4KB

Download