ramnit | e68b5ca4aa7e35e08411dc1c05cf33b0e50c9287ebbffdc07750532fca9e33c5

General

Target

2025-01-14_d2f8802580c4aeec563e44c42a15f7f0_icedid_ramnit_ruftar_strictor.exe
Size

7.7MB
MD5

d2f8802580c4aeec563e44c42a15f7f0
SHA1

c73ad943787072f1014a9c6ac6b57dea622508c9
SHA256

e68b5ca4aa7e35e08411dc1c05cf33b0e50c9287ebbffdc07750532fca9e33c5
SHA512

e77d017a7d60b4760bdd03c7ebb86e1f4a9ea1e6a218f73558ed5d4a3771da69004657a965504bc0909373c587189fd9297886884ea92b313cf374c6ca64acc4
SSDEEP

49152:r70vVrYK8m0TzBNMFcUVcAYXnGYXPNd2kala+yihdXAF/edvoRFRh1Z+WD14gkz8:rwdrytXlposN/I83HpR7h5u

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

Drops file in Drivers directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\drivers\lsass.exe	2025-01-14_d2f8802580c4aeec563e44c42a15f7f0_icedid_ramnit_ruftar_strictor.exe
File created	C:\Windows\SysWOW64\drivers\lsass.exe	lsass.exe

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\cmd.pif	lsass.exe

Executes dropped EXE 4 IoCs

pid	Process
1016	lsass.exe
2748	2025-01-14_d2f8802580c4aeec563e44c42a15f7f0_icedid_ramnit_ruftar_strictor.~tmp
4504	2025-01-14_d2f8802580c4aeec563e44c42a15f7f0_icedid_ramnit_ruftar_strictorSrv.exe
5092	DesktopLayer.exe

Enumerates connected drives 3 TTPs 1 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\E:	lsass.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x000a000000023b77-13.dat	upx
behavioral2/memory/4504-14-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/memory/5092-26-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/memory/5092-24-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/memory/5092-21-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/memory/4504-18-0x0000000000400000-0x000000000042E000-memory.dmp	upx

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	2025-01-14_d2f8802580c4aeec563e44c42a15f7f0_icedid_ramnit_ruftar_strictorSrv.exe
File opened for modification	C:\Program Files (x86)\Microsoft\px7762.tmp	2025-01-14_d2f8802580c4aeec563e44c42a15f7f0_icedid_ramnit_ruftar_strictorSrv.exe
File created	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	2025-01-14_d2f8802580c4aeec563e44c42a15f7f0_icedid_ramnit_ruftar_strictorSrv.exe

System Location Discovery: System Language Discovery 1 TTPs 6 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	2025-01-14_d2f8802580c4aeec563e44c42a15f7f0_icedid_ramnit_ruftar_strictor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-01-14_d2f8802580c4aeec563e44c42a15f7f0_icedid_ramnit_ruftar_strictor.~tmp
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-01-14_d2f8802580c4aeec563e44c42a15f7f0_icedid_ramnit_ruftar_strictorSrv.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	DesktopLayer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IEXPLORE.EXE

Modifies Internet Explorer settings 1 TTPs 26 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\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\VersionManager\LastCheckForUpdateHighDateTime = "31155876"	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\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{BCC5C964-D297-11EF-ADF2-E26222BAF6A3} = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2436735486"	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\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
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\FullScreen = "no"	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
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\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\GPU	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\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "443638436"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	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 (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
Set value (int)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2438298559"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31155876"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
5092	DesktopLayer.exe
5092	DesktopLayer.exe
5092	DesktopLayer.exe
5092	DesktopLayer.exe
5092	DesktopLayer.exe
5092	DesktopLayer.exe
5092	DesktopLayer.exe
5092	DesktopLayer.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4872	iexplore.exe

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
4448	2025-01-14_d2f8802580c4aeec563e44c42a15f7f0_icedid_ramnit_ruftar_strictor.exe
4448	2025-01-14_d2f8802580c4aeec563e44c42a15f7f0_icedid_ramnit_ruftar_strictor.exe
1016	lsass.exe
1016	lsass.exe
2748	2025-01-14_d2f8802580c4aeec563e44c42a15f7f0_icedid_ramnit_ruftar_strictor.~tmp
2748	2025-01-14_d2f8802580c4aeec563e44c42a15f7f0_icedid_ramnit_ruftar_strictor.~tmp
4872	iexplore.exe
4872	iexplore.exe
4216	IEXPLORE.EXE
4216	IEXPLORE.EXE
4216	IEXPLORE.EXE
4216	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 4448 wrote to memory of 1016	4448	2025-01-14_d2f8802580c4aeec563e44c42a15f7f0_icedid_ramnit_ruftar_strictor.exe	82
PID 4448 wrote to memory of 1016	4448	2025-01-14_d2f8802580c4aeec563e44c42a15f7f0_icedid_ramnit_ruftar_strictor.exe	82
PID 4448 wrote to memory of 1016	4448	2025-01-14_d2f8802580c4aeec563e44c42a15f7f0_icedid_ramnit_ruftar_strictor.exe	82
PID 4448 wrote to memory of 2748	4448	2025-01-14_d2f8802580c4aeec563e44c42a15f7f0_icedid_ramnit_ruftar_strictor.exe	83
PID 4448 wrote to memory of 2748	4448	2025-01-14_d2f8802580c4aeec563e44c42a15f7f0_icedid_ramnit_ruftar_strictor.exe	83
PID 4448 wrote to memory of 2748	4448	2025-01-14_d2f8802580c4aeec563e44c42a15f7f0_icedid_ramnit_ruftar_strictor.exe	83
PID 2748 wrote to memory of 4504	2748	2025-01-14_d2f8802580c4aeec563e44c42a15f7f0_icedid_ramnit_ruftar_strictor.~tmp	84
PID 2748 wrote to memory of 4504	2748	2025-01-14_d2f8802580c4aeec563e44c42a15f7f0_icedid_ramnit_ruftar_strictor.~tmp	84
PID 2748 wrote to memory of 4504	2748	2025-01-14_d2f8802580c4aeec563e44c42a15f7f0_icedid_ramnit_ruftar_strictor.~tmp	84
PID 4504 wrote to memory of 5092	4504	2025-01-14_d2f8802580c4aeec563e44c42a15f7f0_icedid_ramnit_ruftar_strictorSrv.exe	85
PID 4504 wrote to memory of 5092	4504	2025-01-14_d2f8802580c4aeec563e44c42a15f7f0_icedid_ramnit_ruftar_strictorSrv.exe	85
PID 4504 wrote to memory of 5092	4504	2025-01-14_d2f8802580c4aeec563e44c42a15f7f0_icedid_ramnit_ruftar_strictorSrv.exe	85
PID 5092 wrote to memory of 4872	5092	DesktopLayer.exe	86
PID 5092 wrote to memory of 4872	5092	DesktopLayer.exe	86
PID 4872 wrote to memory of 4216	4872	iexplore.exe	87
PID 4872 wrote to memory of 4216	4872	iexplore.exe	87
PID 4872 wrote to memory of 4216	4872	iexplore.exe	87

C:\Users\Admin\AppData\Local\Temp\2025-01-14_d2f8802580c4aeec563e44c42a15f7f0_icedid_ramnit_ruftar_strictor.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-14_d2f8802580c4aeec563e44c42a15f7f0_icedid_ramnit_ruftar_strictor.exe"
1⤵
- Drops file in Drivers directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4448
- C:\Windows\SysWOW64\drivers\lsass.exe
  "C:\Windows\system32\drivers\lsass.exe"
  2⤵
  - Drops file in Drivers directory
  - Drops startup file
  - Executes dropped EXE
  - Enumerates connected drives
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:1016
- C:\Users\Admin\AppData\Local\Temp\2025-01-14_d2f8802580c4aeec563e44c42a15f7f0_icedid_ramnit_ruftar_strictor.~tmp
  "C:\Users\Admin\AppData\Local\Temp\2025-01-14_d2f8802580c4aeec563e44c42a15f7f0_icedid_ramnit_ruftar_strictor.~tmp"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2748
- - C:\Users\Admin\AppData\Local\Temp\2025-01-14_d2f8802580c4aeec563e44c42a15f7f0_icedid_ramnit_ruftar_strictorSrv.exe
    C:\Users\Admin\AppData\Local\Temp\2025-01-14_d2f8802580c4aeec563e44c42a15f7f0_icedid_ramnit_ruftar_strictorSrv.exe
    3⤵
    - Executes dropped EXE
    - Drops file in Program Files directory
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4504
  - - C:\Program Files (x86)\Microsoft\DesktopLayer.exe
      "C:\Program Files (x86)\Microsoft\DesktopLayer.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of WriteProcessMemory
      PID:5092
    - - 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:4872
      - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4872 CREDAT:17410 /prefetch:2
        6⤵
        System Location Discovery: System Language Discovery
        Modifies Internet Explorer settings
        Suspicious use of SetWindowsHookEx
        
        PID:4216

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
471B

MD5
fdba1e1aaafa78dc1bc5319f2afb6f86

SHA1
5432b1fa5f940052c9f9117307b2c97a7950cab2

SHA256
83c001e05993c8e603aec23cc4fa21a1515943496a69e18ab4a1196294b5354d

SHA512
ad7a1db5d9f4ac4edc07dfaacd2dd5aa15d8e228b2e096f9add822e4be84c66db28729583f9fdd5ae4f20fe685854cf2c35ced250a19df3b001c7b563c78a13e

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

Filesize
404B

MD5
bde28527118ff0ae3ae9af724ef5e2c3

SHA1
6e65a94eb4e3f8abf236aaacf68c948909213046

SHA256
7ca39f3777e6b21f1b9fd6a475d2e67c12b10e550d54ae0bc21116a93446cc85

SHA512
908b9d2ffca7f74a6d41912898f82762e1663782277d2989b29f743847e37b18b4377fce2b2dc4e875fef3578b5ec695fa5e44bf465afe96e4fb3c43cf1758e2

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
C:\Users\Admin\AppData\Local\Temp\2025-01-14_d2f8802580c4aeec563e44c42a15f7f0_icedid_ramnit_ruftar_strictor.~tmp

Filesize
7.6MB

MD5
c596fffe583a2e74e5659f83ca156428

SHA1
8bff8a12d03b29c830e114df5388d82692321a1f

SHA256
9c02716bf7118a3b53232c810d5cd659d0d4304a1b32b73d3558d95c8e1a8b8a

SHA512
9dd11abf9aac4b9728c9ad5bf194d4229dd533021326f47c6d8fc6623a2be32e0849ea5d46acbac2ad4226f4c5b989cfee17ddc6b06ae339f13bb36547e1a408

Download Submit
C:\Users\Admin\AppData\Local\Temp\2025-01-14_d2f8802580c4aeec563e44c42a15f7f0_icedid_ramnit_ruftar_strictorSrv.exe

Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
C:\Windows\SysWOW64\drivers\lsass.exe

Filesize
32KB

MD5
c451134261557ae5fe1ee308d0ae1b98

SHA1
e55a9ddd2e3b3083a76d091b13748f55c2caeae3

SHA256
c5eb765654730a8a3dc53997549d97542b419cc5f3fccb9d4a487d1a04dd6481

SHA512
5e9606529d2fea3ac3932f7f08fddc13497f9b3dfe66d61dfa14a68cd37d12cb40dd2a7071c6d8db346cfceded2b2947ec1d3c0291b15d250b75aee7adf52be3

Download Submit
memory/2748-11-0x0000000000A60000-0x0000000001206000-memory.dmp

Filesize
7.6MB

Download
memory/2748-28-0x0000000000A60000-0x0000000001206000-memory.dmp

Filesize
7.6MB

Download
memory/4504-18-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/4504-17-0x0000000000560000-0x000000000056F000-memory.dmp

Filesize
60KB

Download
memory/4504-14-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/5092-21-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/5092-24-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/5092-25-0x0000000000520000-0x0000000000521000-memory.dmp

Filesize
4KB

Download
memory/5092-26-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download

Analysis

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