ramnit | 1d81c7a6dcc4e34a75795a1399249bea07bc82df2dbf6ef340eb68cf298cc32a

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
20-01-2025 14:36

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General

Target

JaffaCakes118_ebc5259743ab9618d875776f89905094.exe
Size

95KB
MD5

ebc5259743ab9618d875776f89905094
SHA1

e2ce66c02b76ff9f3536dcfba126ed1a63ab21a4
SHA256

1d81c7a6dcc4e34a75795a1399249bea07bc82df2dbf6ef340eb68cf298cc32a
SHA512

ea4657e683a833ec150ed1e906caabf8643b6d14e97a396cd3f37dad7d355a6b15c96eeac7e64360e62cebdeff0f55fba4e4fa1fcb6cbd3de206224093d6881b
SSDEEP

768:W806R0UKzOgnKqGR7//GPc0LOBhvBrHks3IiyhDYQbGmxlNaM+WGa1wuxnzgOYwK:WCR0vxn3Pc0LCH9MtbvabUDzJYWu3B

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
2788	WaterMark.exe

UPX packed file 12 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3400-3-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/3400-9-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/3400-4-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/3400-2-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/3400-11-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/3400-12-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/3400-10-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/2788-24-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/2788-25-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/2788-33-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/2788-36-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/2788-38-0x0000000000400000-0x0000000000421000-memory.dmp	upx

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\pxB14E.tmp	JaffaCakes118_ebc5259743ab9618d875776f89905094.exe
File created	C:\Program Files (x86)\Microsoft\WaterMark.exe	JaffaCakes118_ebc5259743ab9618d875776f89905094.exe
File opened for modification	C:\Program Files (x86)\Microsoft\WaterMark.exe	JaffaCakes118_ebc5259743ab9618d875776f89905094.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2300	1520	WerFault.exe	83

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	WaterMark.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IEXPLORE.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IEXPLORE.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_ebc5259743ab9618d875776f89905094.exe

Modifies Internet Explorer settings 1 TTPs 36 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "444148791"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{FD5C4B75-D73B-11EF-AEE2-5EA348B38F9D} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\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-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{FD59E828-D73B-11EF-AEE2-5EA348B38F9D} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff3e0000003e000000c4040000a3020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31157064"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3539403781"	IEXPLORE.EXE

Suspicious behavior: EnumeratesProcesses 16 IoCs

pid	Process
2788	WaterMark.exe
2788	WaterMark.exe
2788	WaterMark.exe
2788	WaterMark.exe
2788	WaterMark.exe
2788	WaterMark.exe
2788	WaterMark.exe
2788	WaterMark.exe
2788	WaterMark.exe
2788	WaterMark.exe
2788	WaterMark.exe
2788	WaterMark.exe
2788	WaterMark.exe
2788	WaterMark.exe
2788	WaterMark.exe
2788	WaterMark.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2788	WaterMark.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4360	iexplore.exe
1140	iexplore.exe

Suspicious use of SetWindowsHookEx 10 IoCs

pid	Process
4360	iexplore.exe
4360	iexplore.exe
1140	iexplore.exe
1140	iexplore.exe
460	IEXPLORE.EXE
460	IEXPLORE.EXE
4432	IEXPLORE.EXE
4432	IEXPLORE.EXE
460	IEXPLORE.EXE
460	IEXPLORE.EXE

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
3400	JaffaCakes118_ebc5259743ab9618d875776f89905094.exe
2788	WaterMark.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 3400 wrote to memory of 2788	3400	JaffaCakes118_ebc5259743ab9618d875776f89905094.exe	82
PID 3400 wrote to memory of 2788	3400	JaffaCakes118_ebc5259743ab9618d875776f89905094.exe	82
PID 3400 wrote to memory of 2788	3400	JaffaCakes118_ebc5259743ab9618d875776f89905094.exe	82
PID 2788 wrote to memory of 1520	2788	WaterMark.exe	83
PID 2788 wrote to memory of 1520	2788	WaterMark.exe	83
PID 2788 wrote to memory of 1520	2788	WaterMark.exe	83
PID 2788 wrote to memory of 1520	2788	WaterMark.exe	83
PID 2788 wrote to memory of 1520	2788	WaterMark.exe	83
PID 2788 wrote to memory of 1520	2788	WaterMark.exe	83
PID 2788 wrote to memory of 1520	2788	WaterMark.exe	83
PID 2788 wrote to memory of 1520	2788	WaterMark.exe	83
PID 2788 wrote to memory of 1520	2788	WaterMark.exe	83
PID 2788 wrote to memory of 1140	2788	WaterMark.exe	87
PID 2788 wrote to memory of 1140	2788	WaterMark.exe	87
PID 2788 wrote to memory of 4360	2788	WaterMark.exe	88
PID 2788 wrote to memory of 4360	2788	WaterMark.exe	88
PID 4360 wrote to memory of 460	4360	iexplore.exe	90
PID 4360 wrote to memory of 460	4360	iexplore.exe	90
PID 4360 wrote to memory of 460	4360	iexplore.exe	90
PID 1140 wrote to memory of 4432	1140	iexplore.exe	91
PID 1140 wrote to memory of 4432	1140	iexplore.exe	91
PID 1140 wrote to memory of 4432	1140	iexplore.exe	91

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ebc5259743ab9618d875776f89905094.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ebc5259743ab9618d875776f89905094.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3400
- 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:2788
- - C:\Windows\SysWOW64\svchost.exe
    C:\Windows\system32\svchost.exe
    3⤵
    PID:1520
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1520 -s 204
      4⤵
      Program crash
      PID:2300
- - 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:1140
  - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1140 CREDAT:17410 /prefetch:2
      4⤵
      System Location Discovery: System Language Discovery
      Modifies Internet Explorer settings
      Suspicious use of SetWindowsHookEx
      PID:4432
- - 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:4360
  - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4360 CREDAT:17410 /prefetch:2
      4⤵
      System Location Discovery: System Language Discovery
      Modifies Internet Explorer settings
      Suspicious use of SetWindowsHookEx
      PID:460

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1520 -ip 1520
1⤵
PID:3688

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
ebc5259743ab9618d875776f89905094

SHA1
e2ce66c02b76ff9f3536dcfba126ed1a63ab21a4

SHA256
1d81c7a6dcc4e34a75795a1399249bea07bc82df2dbf6ef340eb68cf298cc32a

SHA512
ea4657e683a833ec150ed1e906caabf8643b6d14e97a396cd3f37dad7d355a6b15c96eeac7e64360e62cebdeff0f55fba4e4fa1fcb6cbd3de206224093d6881b

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{FD59E828-D73B-11EF-AEE2-5EA348B38F9D}.dat

Filesize
3KB

MD5
cdfee606dc436506fe6b9d039276f76f

SHA1
1135c00d18e627b67ae313356888c848b343b8e7

SHA256
1b57c565b70f1c099574caf5fb2a904688120246d1a9dc9454dcb2b1741e2f84

SHA512
25691cf964408c879baa98a65793d95cb9f72bcbc1a3256c96036c96059c7666e6bdd19da66b0d2e303f60f5aab11bb25d1aadf4e6557cc33b6803e95aae3229

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{FD5C4B75-D73B-11EF-AEE2-5EA348B38F9D}.dat

Filesize
5KB

MD5
9a837722205245e07c52c69ba324ab76

SHA1
3e3fe413ca79449f4503e1d85ef0f29029efb76d

SHA256
8938bd02cc5d6a7e26809f899aeedf98a74b9793cf728229cdbafaa4e87df6c3

SHA512
19875bf24025b10f76deff5e9276607b5fb9bdbbb33c1f13271a6b948310a6fbeada83a60321279764efca4795caa9824eba372e1f09cc67ac511c2f4913d6a1

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\M6JHG9EK\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
memory/1520-30-0x0000000000540000-0x0000000000541000-memory.dmp

Filesize
4KB

Download
memory/1520-29-0x0000000000560000-0x0000000000561000-memory.dmp

Filesize
4KB

Download
memory/2788-24-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2788-28-0x0000000020010000-0x0000000020022000-memory.dmp

Filesize
72KB

Download
memory/2788-38-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2788-36-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2788-33-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2788-31-0x00000000777B2000-0x00000000777B3000-memory.dmp

Filesize
4KB

Download
memory/2788-32-0x0000000000070000-0x0000000000071000-memory.dmp

Filesize
4KB

Download
memory/2788-25-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2788-27-0x00000000777B2000-0x00000000777B3000-memory.dmp

Filesize
4KB

Download
memory/2788-26-0x0000000000060000-0x0000000000061000-memory.dmp

Filesize
4KB

Download
memory/3400-7-0x00000000008C0000-0x00000000008C1000-memory.dmp

Filesize
4KB

Download
memory/3400-2-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3400-9-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3400-0-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/3400-4-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3400-10-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3400-6-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/3400-3-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3400-12-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3400-11-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3400-1-0x0000000000401000-0x0000000000402000-memory.dmp

Filesize
4KB

Download