ramnit | 2e1f60a2d0d5f5dd6cf02c607007e0d94cc71ca52c0c36e4ff9b26f09c47427a

Analysis

max time kernel
95s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
13-01-2025 00:37

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General

Target

JaffaCakes118_1c53cf4feb763f2c7d61a5d40249fb59.exe
Size

95KB
MD5

1c53cf4feb763f2c7d61a5d40249fb59
SHA1

3ac84e671b7a629b8646e0054a24f47992430db8
SHA256

2e1f60a2d0d5f5dd6cf02c607007e0d94cc71ca52c0c36e4ff9b26f09c47427a
SHA512

d8da36c81691fde046f038d66ef188a77dc6a52018274bdf1c15edd9584a2b1b9c2ce92800d4d00d77430afeead36b8e667cc6832d3b0a29bf3fca972b4f83f4
SSDEEP

768:/06R0UKzOgnKqGR7//GPc0LOBhvBrHks3IiyhDYQbGmxlNaM+WGa1wuxnzgOYw9Y:lR0vxn3Pc0LCH9MtbvabUDzJYWu3B

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
3276	WaterMark.exe

UPX packed file 11 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1084-10-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/1084-11-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/3276-28-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/3276-25-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/1084-9-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/1084-3-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/1084-6-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/1084-5-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/1084-4-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/3276-34-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/3276-35-0x0000000000400000-0x0000000000421000-memory.dmp	upx

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\px6DFC.tmp	JaffaCakes118_1c53cf4feb763f2c7d61a5d40249fb59.exe
File created	C:\Program Files (x86)\Microsoft\WaterMark.exe	JaffaCakes118_1c53cf4feb763f2c7d61a5d40249fb59.exe
File opened for modification	C:\Program Files (x86)\Microsoft\WaterMark.exe	JaffaCakes118_1c53cf4feb763f2c7d61a5d40249fb59.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4164	2576	WerFault.exe	83

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	IEXPLORE.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_1c53cf4feb763f2c7d61a5d40249fb59.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WaterMark.exe

Modifies Internet Explorer settings 1 TTPs 33 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1913978824"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1915540790"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{9DA6AFA7-D146-11EF-ADF2-DEEFF298442C} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31155539"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31155539"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "443493644"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31155539"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\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-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31155539"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1913978824"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1915540790"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

pid	Process
3276	WaterMark.exe
3276	WaterMark.exe
3276	WaterMark.exe
3276	WaterMark.exe
3276	WaterMark.exe
3276	WaterMark.exe
3276	WaterMark.exe
3276	WaterMark.exe
3276	WaterMark.exe
3276	WaterMark.exe
3276	WaterMark.exe
3276	WaterMark.exe
3276	WaterMark.exe
3276	WaterMark.exe
3276	WaterMark.exe
3276	WaterMark.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3276	WaterMark.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4944	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4944	iexplore.exe
4944	iexplore.exe
2160	IEXPLORE.EXE
2160	IEXPLORE.EXE
2160	IEXPLORE.EXE
2160	IEXPLORE.EXE

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
1084	JaffaCakes118_1c53cf4feb763f2c7d61a5d40249fb59.exe
3276	WaterMark.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 1084 wrote to memory of 3276	1084	JaffaCakes118_1c53cf4feb763f2c7d61a5d40249fb59.exe	82
PID 1084 wrote to memory of 3276	1084	JaffaCakes118_1c53cf4feb763f2c7d61a5d40249fb59.exe	82
PID 1084 wrote to memory of 3276	1084	JaffaCakes118_1c53cf4feb763f2c7d61a5d40249fb59.exe	82
PID 3276 wrote to memory of 2576	3276	WaterMark.exe	83
PID 3276 wrote to memory of 2576	3276	WaterMark.exe	83
PID 3276 wrote to memory of 2576	3276	WaterMark.exe	83
PID 3276 wrote to memory of 2576	3276	WaterMark.exe	83
PID 3276 wrote to memory of 2576	3276	WaterMark.exe	83
PID 3276 wrote to memory of 2576	3276	WaterMark.exe	83
PID 3276 wrote to memory of 2576	3276	WaterMark.exe	83
PID 3276 wrote to memory of 2576	3276	WaterMark.exe	83
PID 3276 wrote to memory of 2576	3276	WaterMark.exe	83
PID 3276 wrote to memory of 4944	3276	WaterMark.exe	87
PID 3276 wrote to memory of 4944	3276	WaterMark.exe	87
PID 3276 wrote to memory of 1172	3276	WaterMark.exe	88
PID 3276 wrote to memory of 1172	3276	WaterMark.exe	88
PID 4944 wrote to memory of 2160	4944	iexplore.exe	89
PID 4944 wrote to memory of 2160	4944	iexplore.exe	89
PID 4944 wrote to memory of 2160	4944	iexplore.exe	89

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1c53cf4feb763f2c7d61a5d40249fb59.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1c53cf4feb763f2c7d61a5d40249fb59.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1084
- 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:3276
- - C:\Windows\SysWOW64\svchost.exe
    C:\Windows\system32\svchost.exe
    3⤵
    PID:2576
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2576 -s 204
      4⤵
      Program crash
      PID:4164
- - 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:4944
  - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4944 CREDAT:17410 /prefetch:2
      4⤵
      System Location Discovery: System Language Discovery
      Modifies Internet Explorer settings
      Suspicious use of SetWindowsHookEx
      PID:2160
- - C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe"
    3⤵
    - Modifies Internet Explorer settings
    PID:1172

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 2576 -ip 2576
1⤵
PID:60

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
95KB

MD5
1c53cf4feb763f2c7d61a5d40249fb59

SHA1
3ac84e671b7a629b8646e0054a24f47992430db8

SHA256
2e1f60a2d0d5f5dd6cf02c607007e0d94cc71ca52c0c36e4ff9b26f09c47427a

SHA512
d8da36c81691fde046f038d66ef188a77dc6a52018274bdf1c15edd9584a2b1b9c2ce92800d4d00d77430afeead36b8e667cc6832d3b0a29bf3fca972b4f83f4

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

Filesize
471B

MD5
975df3dbca02c4223ad98b4405ec0cd8

SHA1
62c3b5b2d32df9cedede3d746956a999d34beff1

SHA256
87d1e303201f45a5b0080b4580575bb564446751cafe9da1e8ce11a9c6a842fd

SHA512
1277f93b24c89c39cee767c05e3e450da71aa5bade2fcc2559ef39c3b747c3db491488e63e8d21911e668885308d717fb7d47e2b3a70ff24b0a7250b5f671417

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

Filesize
404B

MD5
510dd2fb0d93415854c238246c22851e

SHA1
8f196f6fdf9f08c0fa8053a754f6445b69fa1700

SHA256
8a94d1b3c08e8e0fa1f986a9822beda393b75bcddecef4a2da58518780a9de38

SHA512
f801d8ff8c42388c6e85615dc67938fa30b1ea0ffea6f80d9e85ed60c8abbea7d636bfa31ac60213bfd0e1af8bcb0c2e45d762667eead08d1a9b498f8b6b89a2

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\verF165.tmp

Filesize
15KB

MD5
1a545d0052b581fbb2ab4c52133846bc

SHA1
62f3266a9b9925cd6d98658b92adec673cbe3dd3

SHA256
557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

SHA512
bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\PGH3GSHW\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
memory/1084-10-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1084-9-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1084-0-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/1084-8-0x00000000001B0000-0x00000000001B1000-memory.dmp

Filesize
4KB

Download
memory/1084-7-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/1084-2-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/1084-1-0x0000000000401000-0x0000000000402000-memory.dmp

Filesize
4KB

Download
memory/1084-11-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1084-3-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1084-6-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1084-5-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1084-4-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2576-31-0x0000000000DC0000-0x0000000000DC1000-memory.dmp

Filesize
4KB

Download
memory/2576-30-0x0000000000DE0000-0x0000000000DE1000-memory.dmp

Filesize
4KB

Download
memory/3276-27-0x00000000777A2000-0x00000000777A3000-memory.dmp

Filesize
4KB

Download
memory/3276-32-0x0000000000070000-0x0000000000071000-memory.dmp

Filesize
4KB

Download
memory/3276-33-0x00000000777A2000-0x00000000777A3000-memory.dmp

Filesize
4KB

Download
memory/3276-34-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3276-35-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3276-22-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/3276-25-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3276-26-0x0000000000430000-0x0000000000431000-memory.dmp

Filesize
4KB

Download
memory/3276-28-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download