ramnit | 3e2f610e362c303ebac67059af06ffe2bc103960fb1afbf975d4fdd3f5d8bcb0

Analysis

max time kernel
135s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
11/08/2024, 00:34

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General

Target

884eb82eda7b82bc74baeabd392ba7bb_JaffaCakes118.exe
Size

123KB
MD5

884eb82eda7b82bc74baeabd392ba7bb
SHA1

b8eebe594495a27857b1ac955e7a96eed5faadbb
SHA256

3e2f610e362c303ebac67059af06ffe2bc103960fb1afbf975d4fdd3f5d8bcb0
SHA512

313fd01fb746826bdb1339b364ed98684a3278d4ce45089093787836f6cdc67fd66eb9561f71640a5663e70df34f6cdc9529daa22ca586acd6cd521b5a88e724
SSDEEP

1536:1R0vxn3Pc0LCH9MtbvabUDzJYWu3BmiIuw22Jn1fbO4V:1R2xn3k0CdM1vabyzJYWqQa2

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 1 IoCs

pid	Process
3692	WaterMark.exe

UPX packed file 10 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1892-6-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/1892-9-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/1892-8-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/3692-20-0x0000000000400000-0x000000000043A000-memory.dmp	upx
behavioral2/memory/3692-24-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/1892-12-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/1892-2-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/1892-4-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/1892-3-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/3692-32-0x0000000000400000-0x0000000000421000-memory.dmp	upx

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\WaterMark.exe	884eb82eda7b82bc74baeabd392ba7bb_JaffaCakes118.exe
File opened for modification	C:\Program Files (x86)\Microsoft\px8E26.tmp	884eb82eda7b82bc74baeabd392ba7bb_JaffaCakes118.exe
File created	C:\Program Files (x86)\Microsoft\WaterMark.exe	884eb82eda7b82bc74baeabd392ba7bb_JaffaCakes118.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
748	4568	WerFault.exe	86

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	884eb82eda7b82bc74baeabd392ba7bb_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WaterMark.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IEXPLORE.EXE

Modifies Internet Explorer settings 1 TTPs 31 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1467962030"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\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-1-5-21-1194130065-3471212556-1656947724-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31124358"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{832D9F33-5779-11EF-98CC-6ADB259EA846} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1467962030"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1470618295"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31124358"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31124358"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "430101463"	iexplore.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

pid	Process
3692	WaterMark.exe
3692	WaterMark.exe
3692	WaterMark.exe
3692	WaterMark.exe
3692	WaterMark.exe
3692	WaterMark.exe
3692	WaterMark.exe
3692	WaterMark.exe
3692	WaterMark.exe
3692	WaterMark.exe
3692	WaterMark.exe
3692	WaterMark.exe
3692	WaterMark.exe
3692	WaterMark.exe
3692	WaterMark.exe
3692	WaterMark.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3692	WaterMark.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2896	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2896	iexplore.exe
2896	iexplore.exe
4816	IEXPLORE.EXE
4816	IEXPLORE.EXE
4816	IEXPLORE.EXE
4816	IEXPLORE.EXE

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
1892	884eb82eda7b82bc74baeabd392ba7bb_JaffaCakes118.exe
3692	WaterMark.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 1892 wrote to memory of 3692	1892	884eb82eda7b82bc74baeabd392ba7bb_JaffaCakes118.exe	85
PID 1892 wrote to memory of 3692	1892	884eb82eda7b82bc74baeabd392ba7bb_JaffaCakes118.exe	85
PID 1892 wrote to memory of 3692	1892	884eb82eda7b82bc74baeabd392ba7bb_JaffaCakes118.exe	85
PID 3692 wrote to memory of 4568	3692	WaterMark.exe	86
PID 3692 wrote to memory of 4568	3692	WaterMark.exe	86
PID 3692 wrote to memory of 4568	3692	WaterMark.exe	86
PID 3692 wrote to memory of 4568	3692	WaterMark.exe	86
PID 3692 wrote to memory of 4568	3692	WaterMark.exe	86
PID 3692 wrote to memory of 4568	3692	WaterMark.exe	86
PID 3692 wrote to memory of 4568	3692	WaterMark.exe	86
PID 3692 wrote to memory of 4568	3692	WaterMark.exe	86
PID 3692 wrote to memory of 4568	3692	WaterMark.exe	86
PID 3692 wrote to memory of 2896	3692	WaterMark.exe	97
PID 3692 wrote to memory of 2896	3692	WaterMark.exe	97
PID 3692 wrote to memory of 2120	3692	WaterMark.exe	98
PID 3692 wrote to memory of 2120	3692	WaterMark.exe	98
PID 2896 wrote to memory of 4816	2896	iexplore.exe	99
PID 2896 wrote to memory of 4816	2896	iexplore.exe	99
PID 2896 wrote to memory of 4816	2896	iexplore.exe	99

C:\Users\Admin\AppData\Local\Temp\884eb82eda7b82bc74baeabd392ba7bb_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\884eb82eda7b82bc74baeabd392ba7bb_JaffaCakes118.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1892
- 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:3692
- - C:\Windows\SysWOW64\svchost.exe
    C:\Windows\system32\svchost.exe
    3⤵
    PID:4568
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4568 -s 204
      4⤵
      Program crash
      PID:748
- - 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:2896
  - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2896 CREDAT:17410 /prefetch:2
      4⤵
      System Location Discovery: System Language Discovery
      Modifies Internet Explorer settings
      Suspicious use of SetWindowsHookEx
      PID:4816
- - C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe"
    3⤵
    - Modifies Internet Explorer settings
    PID:2120

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4568 -ip 4568
1⤵
PID:1920

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

Filesize
123KB

MD5
884eb82eda7b82bc74baeabd392ba7bb

SHA1
b8eebe594495a27857b1ac955e7a96eed5faadbb

SHA256
3e2f610e362c303ebac67059af06ffe2bc103960fb1afbf975d4fdd3f5d8bcb0

SHA512
313fd01fb746826bdb1339b364ed98684a3278d4ce45089093787836f6cdc67fd66eb9561f71640a5663e70df34f6cdc9529daa22ca586acd6cd521b5a88e724

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\NUB8HZ4Z\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
memory/1892-12-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1892-4-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1892-8-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1892-6-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1892-1-0x0000000000401000-0x0000000000402000-memory.dmp

Filesize
4KB

Download
memory/1892-9-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1892-7-0x0000000000910000-0x0000000000911000-memory.dmp

Filesize
4KB

Download
memory/1892-3-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1892-0-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1892-2-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3692-23-0x0000000000430000-0x0000000000431000-memory.dmp

Filesize
4KB

Download
memory/3692-24-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3692-25-0x0000000077DA2000-0x0000000077DA3000-memory.dmp

Filesize
4KB

Download
memory/3692-31-0x0000000077DA2000-0x0000000077DA3000-memory.dmp

Filesize
4KB

Download
memory/3692-30-0x0000000000070000-0x0000000000071000-memory.dmp

Filesize
4KB

Download
memory/3692-32-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3692-20-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/4568-29-0x0000000000610000-0x0000000000611000-memory.dmp

Filesize
4KB

Download
memory/4568-28-0x0000000000630000-0x0000000000631000-memory.dmp

Filesize
4KB

Download