ramnit | 56e2476a1c16a555d945241205a7cac168b44fb8761fd6107ed15e316e0f080e

Analysis

max time kernel
94s
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
10-12-2024 14:16

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General

Target

56e2476a1c16a555d945241205a7cac168b44fb8761fd6107ed15e316e0f080eN.exe
Size

198KB
MD5

17c77037f77b4d00969143fa29e45ee0
SHA1

bb9c545cb32c36e6c8fd7a3cd3906df9425666f5
SHA256

56e2476a1c16a555d945241205a7cac168b44fb8761fd6107ed15e316e0f080e
SHA512

c965c35c1e3bfea658008d8c04fac2a9809e675e44d2c4a396f247190da142e0df50a032542f4788e1db3d9f5969d24f164f06927b8283673e20f14dcb1f1cda
SSDEEP

3072:i1ZntgK0+KH+lwOU3aO2ypNvG1rpvrRCRBgLVs9bwFPtj+5X4BIH:8ZtZI+lwOUKO9G/vrWmV0We

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
2300	56e2476a1c16a555d945241205a7cac168b44fb8761fd6107ed15e316e0f080eNSrv.exe
1420	DesktopLayer.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x000a000000023c0f-3.dat	upx
behavioral2/memory/2300-4-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/memory/2300-8-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/memory/1420-14-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/memory/1420-15-0x0000000000400000-0x000000000042E000-memory.dmp	upx

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	56e2476a1c16a555d945241205a7cac168b44fb8761fd6107ed15e316e0f080eNSrv.exe
File opened for modification	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	56e2476a1c16a555d945241205a7cac168b44fb8761fd6107ed15e316e0f080eNSrv.exe
File opened for modification	C:\Program Files (x86)\Microsoft\pxB8B1.tmp	56e2476a1c16a555d945241205a7cac168b44fb8761fd6107ed15e316e0f080eNSrv.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	IEXPLORE.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	56e2476a1c16a555d945241205a7cac168b44fb8761fd6107ed15e316e0f080eN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	56e2476a1c16a555d945241205a7cac168b44fb8761fd6107ed15e316e0f080eNSrv.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	DesktopLayer.exe

Modifies Internet Explorer settings 1 TTPs 30 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31148814"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{58354CD9-B701-11EF-BEF1-7E3D785E6C2E} = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "440605162"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "749388664"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "752045140"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31148814"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31148814"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\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-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "749388664"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
1420	DesktopLayer.exe
1420	DesktopLayer.exe
1420	DesktopLayer.exe
1420	DesktopLayer.exe
1420	DesktopLayer.exe
1420	DesktopLayer.exe
1420	DesktopLayer.exe
1420	DesktopLayer.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
976	iexplore.exe

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
116	56e2476a1c16a555d945241205a7cac168b44fb8761fd6107ed15e316e0f080eN.exe
116	56e2476a1c16a555d945241205a7cac168b44fb8761fd6107ed15e316e0f080eN.exe
976	iexplore.exe
976	iexplore.exe
4120	IEXPLORE.EXE
4120	IEXPLORE.EXE
4120	IEXPLORE.EXE
4120	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 116 wrote to memory of 2300	116	56e2476a1c16a555d945241205a7cac168b44fb8761fd6107ed15e316e0f080eN.exe	82
PID 116 wrote to memory of 2300	116	56e2476a1c16a555d945241205a7cac168b44fb8761fd6107ed15e316e0f080eN.exe	82
PID 116 wrote to memory of 2300	116	56e2476a1c16a555d945241205a7cac168b44fb8761fd6107ed15e316e0f080eN.exe	82
PID 2300 wrote to memory of 1420	2300	56e2476a1c16a555d945241205a7cac168b44fb8761fd6107ed15e316e0f080eNSrv.exe	83
PID 2300 wrote to memory of 1420	2300	56e2476a1c16a555d945241205a7cac168b44fb8761fd6107ed15e316e0f080eNSrv.exe	83
PID 2300 wrote to memory of 1420	2300	56e2476a1c16a555d945241205a7cac168b44fb8761fd6107ed15e316e0f080eNSrv.exe	83
PID 1420 wrote to memory of 976	1420	DesktopLayer.exe	84
PID 1420 wrote to memory of 976	1420	DesktopLayer.exe	84
PID 976 wrote to memory of 4120	976	iexplore.exe	85
PID 976 wrote to memory of 4120	976	iexplore.exe	85
PID 976 wrote to memory of 4120	976	iexplore.exe	85

C:\Users\Admin\AppData\Local\Temp\56e2476a1c16a555d945241205a7cac168b44fb8761fd6107ed15e316e0f080eN.exe
"C:\Users\Admin\AppData\Local\Temp\56e2476a1c16a555d945241205a7cac168b44fb8761fd6107ed15e316e0f080eN.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:116
- C:\Users\Admin\AppData\Local\Temp\56e2476a1c16a555d945241205a7cac168b44fb8761fd6107ed15e316e0f080eNSrv.exe
  C:\Users\Admin\AppData\Local\Temp\56e2476a1c16a555d945241205a7cac168b44fb8761fd6107ed15e316e0f080eNSrv.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2300
- - 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:1420
  - - 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:976
    - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:976 CREDAT:17410 /prefetch:2
        5⤵
        System Location Discovery: System Language Discovery
        Modifies Internet Explorer settings
        Suspicious use of SetWindowsHookEx
        
        PID:4120

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
87f8376b71b1fd35da4b511eff055888

SHA1
0c55fba0aa699282bbe4d129dd0ba16d4e377ce9

SHA256
a1383ed3b4f8967fb19f5b16bfe41eb3242b296ffc06c1098fbe1d1a04a7003f

SHA512
8556ed20a3d9daf8f74b2eceaab6a3773b69d5c9524ba8dbb8af1ad64b2235165e487c41646e357be5906aaa7f0f4c57ff8dc9ea2acc0c87f443d3ad083c9031

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

Filesize
404B

MD5
878f5fc18ca43ff51eef8d00ba9eb84a

SHA1
46d767bb3335a23b3f7a955a60f7a6f99488c3d7

SHA256
6fb4df6c5a0340b1be741a49a59a5fac797aac56e4c42c206bdfdef75ad64b9e

SHA512
49bc6ef7be306ed9ca94bc5218ce2e0d6ba63f0310d8137c8324765f3ca8ff7bfaaa6e184cc32b9c5e1fdfcc825411861a80e16f88c0ed142d9af7d94bf9fb9d

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\0GUUC90F\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
C:\Users\Admin\AppData\Local\Temp\56e2476a1c16a555d945241205a7cac168b44fb8761fd6107ed15e316e0f080eNSrv.exe

Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
memory/116-0-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download
memory/116-17-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download
memory/1420-13-0x0000000000490000-0x0000000000491000-memory.dmp

Filesize
4KB

Download
memory/1420-14-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1420-15-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2300-4-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2300-5-0x00000000004C0000-0x00000000004CF000-memory.dmp

Filesize
60KB

Download
memory/2300-8-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download