ramnit | cbace6d60a04a8ec72b7b27f1d51567bab68c9a13df19e308174d946b78670eb

Analysis

max time kernel
93s
max time network
112s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
19-11-2024 15:14

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General

Target

cbace6d60a04a8ec72b7b27f1d51567bab68c9a13df19e308174d946b78670eb.exe
Size

1.3MB
MD5

e14b67ab1a98fd24740bf3d572735ac8
SHA1

b3e393e82e377657e003de64ed1df4db010dd9e5
SHA256

cbace6d60a04a8ec72b7b27f1d51567bab68c9a13df19e308174d946b78670eb
SHA512

35dbfa96b94b10b06064bacb5fffd7f7ac842a9a3ec34c786becf95bcb56a7639d865e55967370afeb30f6624f6417c93e59ef2e0654ebe5338425abbd5e9ea6
SSDEEP

24576:Me9svvw/1fKPSjAMHHTChtaV4n57CqckW36vy0rPWI3gQK:Me9AfPS5n+htaGFcky0LW31

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 2 IoCs

pid	Process
4940	cbace6d60a04a8ec72b7b27f1d51567bab68c9a13df19e308174d946b78670ebSrv.exe
4196	DesktopLayer.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x000a000000023bfc-3.dat	upx
behavioral2/memory/4940-6-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/memory/4940-4-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/memory/4196-11-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/memory/4196-15-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/memory/4196-13-0x0000000000400000-0x000000000042E000-memory.dmp	upx

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\px69E5.tmp	cbace6d60a04a8ec72b7b27f1d51567bab68c9a13df19e308174d946b78670ebSrv.exe
File created	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	cbace6d60a04a8ec72b7b27f1d51567bab68c9a13df19e308174d946b78670ebSrv.exe
File opened for modification	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	cbace6d60a04a8ec72b7b27f1d51567bab68c9a13df19e308174d946b78670ebSrv.exe

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	DesktopLayer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IEXPLORE.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cbace6d60a04a8ec72b7b27f1d51567bab68c9a13df19e308174d946b78670eb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cbace6d60a04a8ec72b7b27f1d51567bab68c9a13df19e308174d946b78670ebSrv.exe

Modifies Internet Explorer settings 1 TTPs 30 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3354471459"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31144597"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31144597"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\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-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31144597"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{F32AA482-A688-11EF-AF2A-4A034D48373C} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3350408630"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "438794234"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3350408630"	iexplore.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
4196	DesktopLayer.exe
4196	DesktopLayer.exe
4196	DesktopLayer.exe
4196	DesktopLayer.exe
4196	DesktopLayer.exe
4196	DesktopLayer.exe
4196	DesktopLayer.exe
4196	DesktopLayer.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4164	iexplore.exe

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
2920	cbace6d60a04a8ec72b7b27f1d51567bab68c9a13df19e308174d946b78670eb.exe
2920	cbace6d60a04a8ec72b7b27f1d51567bab68c9a13df19e308174d946b78670eb.exe
4164	iexplore.exe
4164	iexplore.exe
3940	IEXPLORE.EXE
3940	IEXPLORE.EXE
3940	IEXPLORE.EXE
3940	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2920 wrote to memory of 4940	2920	cbace6d60a04a8ec72b7b27f1d51567bab68c9a13df19e308174d946b78670eb.exe	83
PID 2920 wrote to memory of 4940	2920	cbace6d60a04a8ec72b7b27f1d51567bab68c9a13df19e308174d946b78670eb.exe	83
PID 2920 wrote to memory of 4940	2920	cbace6d60a04a8ec72b7b27f1d51567bab68c9a13df19e308174d946b78670eb.exe	83
PID 4940 wrote to memory of 4196	4940	cbace6d60a04a8ec72b7b27f1d51567bab68c9a13df19e308174d946b78670ebSrv.exe	84
PID 4940 wrote to memory of 4196	4940	cbace6d60a04a8ec72b7b27f1d51567bab68c9a13df19e308174d946b78670ebSrv.exe	84
PID 4940 wrote to memory of 4196	4940	cbace6d60a04a8ec72b7b27f1d51567bab68c9a13df19e308174d946b78670ebSrv.exe	84
PID 4196 wrote to memory of 4164	4196	DesktopLayer.exe	85
PID 4196 wrote to memory of 4164	4196	DesktopLayer.exe	85
PID 4164 wrote to memory of 3940	4164	iexplore.exe	86
PID 4164 wrote to memory of 3940	4164	iexplore.exe	86
PID 4164 wrote to memory of 3940	4164	iexplore.exe	86

C:\Users\Admin\AppData\Local\Temp\cbace6d60a04a8ec72b7b27f1d51567bab68c9a13df19e308174d946b78670eb.exe
"C:\Users\Admin\AppData\Local\Temp\cbace6d60a04a8ec72b7b27f1d51567bab68c9a13df19e308174d946b78670eb.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2920
- C:\Users\Admin\AppData\Local\Temp\cbace6d60a04a8ec72b7b27f1d51567bab68c9a13df19e308174d946b78670ebSrv.exe
  C:\Users\Admin\AppData\Local\Temp\cbace6d60a04a8ec72b7b27f1d51567bab68c9a13df19e308174d946b78670ebSrv.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4940
- - C:\Program Files (x86)\Microsoft\DesktopLayer.exe
    "C:\Program Files (x86)\Microsoft\DesktopLayer.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:4196
  - - C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe"
      4⤵
      Modifies Internet Explorer settings
      Suspicious use of FindShellTrayWindow
      Suspicious use of SetWindowsHookEx
      Suspicious use of WriteProcessMemory
      PID:4164
    - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4164 CREDAT:17410 /prefetch:2
        5⤵
        System Location Discovery: System Language Discovery
        Modifies Internet Explorer settings
        Suspicious use of SetWindowsHookEx
        
        PID:3940

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

Filesize
471B

MD5
11d14077869dba67110eb7f6cae1b120

SHA1
f05e6bb7204a6e0efff37eedf3447eedc5de7b84

SHA256
d59818a872b22bd33909691c19daaf807ac7042fc6897dea5ba296d02530f39e

SHA512
9b62bb5f3e777e67ce440ca88f81e5e215443ad2c679b076d10a0534e816853340589d8d8e5e36fc53d60efe4dd5c0537e0fdf011064d1f8ff2c2dbffc2c992d

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

Filesize
404B

MD5
11ce886eea8e9c3403dc07d32fd82346

SHA1
2c29c800a90a4ddadbe99c69fc6b94c589884c01

SHA256
1b2ff1f0b1bf54d6c289a8df6c380be2e226c418a9c9175ecb91d1f525bd1abf

SHA512
f2cee6439d1c4ddc56d651e11c34ce7696b9c66547b5969a152e6b72485a2f154559e5c1d951831c4ec80c5056d032d82718a98e42e2f6534553b93e839659af

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\DQ67RYHS\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
C:\Users\Admin\AppData\Local\Temp\cbace6d60a04a8ec72b7b27f1d51567bab68c9a13df19e308174d946b78670ebSrv.exe

Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
memory/2920-0-0x0000000000400000-0x0000000000555000-memory.dmp

Filesize
1.3MB

Download
memory/2920-17-0x0000000000400000-0x0000000000555000-memory.dmp

Filesize
1.3MB

Download
memory/4196-11-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/4196-15-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/4196-14-0x0000000000490000-0x0000000000491000-memory.dmp

Filesize
4KB

Download
memory/4196-13-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/4940-6-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/4940-4-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download