ramnit | 2200389b567d0c0b2cdfe428920dc16b71ea70aeeb9444ef76291f1aca4f293a

Analysis

max time kernel
153s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
12/03/2024, 20:06

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
2200389b567d0c0b2cdfe428920dc16b71ea70aeeb9444ef76291f1aca4f293a.exe
Size 3.0MB
Sample240312-yvm9msab2z
SHA256 2200389b567d0c0b2cdfe428920dc16b71ea70aeeb9444ef76291f1aca4f293a
MD5 59b3547eb02545edab7c564b82fcd2d2
SHA1 075932edc6498688d35d9f61e6c347ed6aad0abf
SHA512 cb015e959155586ae744cfa71e9f4aaded24da9e533563089e7db83d3c1c8945d32c0ac40700c45ba1110462bae0d4f7c0708dcad80911cc035f5f7d94ebd850
SSDEEP 98304:A8mUGZhVpdCelpRkfXYsMtMb4o3IVMCBr/i:v7GZhVpgw8itMbwBr/
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

ramnit banker 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

Executes dropped EXE 2 IoCs

pid	Process
3956	2200389b567d0c0b2cdfe428920dc16b71ea70aeeb9444ef76291f1aca4f293aSrv.exe
1944	DesktopLayer.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x000800000002323a-3.dat	upx
behavioral2/memory/3956-4-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/memory/3956-5-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/memory/1944-11-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/memory/1944-14-0x0000000000400000-0x000000000042E000-memory.dmp	upx

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	2200389b567d0c0b2cdfe428920dc16b71ea70aeeb9444ef76291f1aca4f293aSrv.exe
File opened for modification	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	2200389b567d0c0b2cdfe428920dc16b71ea70aeeb9444ef76291f1aca4f293aSrv.exe
File opened for modification	C:\Program Files (x86)\Microsoft\pxF1E2.tmp	2200389b567d0c0b2cdfe428920dc16b71ea70aeeb9444ef76291f1aca4f293aSrv.exe

Modifies Internet Explorer settings 1 TTPs 30 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3895328809"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31093944"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{0E4A8857-E0AC-11EE-B9F7-C69DB2B6DED0} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\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-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3810952114"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31093944"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31093944"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3810952114"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "417038988"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
3952	2200389b567d0c0b2cdfe428920dc16b71ea70aeeb9444ef76291f1aca4f293a.exe
3952	2200389b567d0c0b2cdfe428920dc16b71ea70aeeb9444ef76291f1aca4f293a.exe
1944	DesktopLayer.exe
1944	DesktopLayer.exe
1944	DesktopLayer.exe
1944	DesktopLayer.exe
1944	DesktopLayer.exe
1944	DesktopLayer.exe
1944	DesktopLayer.exe
1944	DesktopLayer.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4212	iexplore.exe

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
3952	2200389b567d0c0b2cdfe428920dc16b71ea70aeeb9444ef76291f1aca4f293a.exe
3952	2200389b567d0c0b2cdfe428920dc16b71ea70aeeb9444ef76291f1aca4f293a.exe
4212	iexplore.exe
4212	iexplore.exe
1820	IEXPLORE.EXE
1820	IEXPLORE.EXE
1820	IEXPLORE.EXE
1820	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3952 wrote to memory of 3956	3952	2200389b567d0c0b2cdfe428920dc16b71ea70aeeb9444ef76291f1aca4f293a.exe	95
PID 3952 wrote to memory of 3956	3952	2200389b567d0c0b2cdfe428920dc16b71ea70aeeb9444ef76291f1aca4f293a.exe	95
PID 3952 wrote to memory of 3956	3952	2200389b567d0c0b2cdfe428920dc16b71ea70aeeb9444ef76291f1aca4f293a.exe	95
PID 3956 wrote to memory of 1944	3956	2200389b567d0c0b2cdfe428920dc16b71ea70aeeb9444ef76291f1aca4f293aSrv.exe	96
PID 3956 wrote to memory of 1944	3956	2200389b567d0c0b2cdfe428920dc16b71ea70aeeb9444ef76291f1aca4f293aSrv.exe	96
PID 3956 wrote to memory of 1944	3956	2200389b567d0c0b2cdfe428920dc16b71ea70aeeb9444ef76291f1aca4f293aSrv.exe	96
PID 1944 wrote to memory of 4212	1944	DesktopLayer.exe	97
PID 1944 wrote to memory of 4212	1944	DesktopLayer.exe	97
PID 4212 wrote to memory of 1820	4212	iexplore.exe	98
PID 4212 wrote to memory of 1820	4212	iexplore.exe	98
PID 4212 wrote to memory of 1820	4212	iexplore.exe	98

C:\Users\Admin\AppData\Local\Temp\2200389b567d0c0b2cdfe428920dc16b71ea70aeeb9444ef76291f1aca4f293a.exe
"C:\Users\Admin\AppData\Local\Temp\2200389b567d0c0b2cdfe428920dc16b71ea70aeeb9444ef76291f1aca4f293a.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3952
- C:\Users\Admin\AppData\Local\Temp\2200389b567d0c0b2cdfe428920dc16b71ea70aeeb9444ef76291f1aca4f293aSrv.exe
  C:\Users\Admin\AppData\Local\Temp\2200389b567d0c0b2cdfe428920dc16b71ea70aeeb9444ef76291f1aca4f293aSrv.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - Suspicious use of WriteProcessMemory
  PID:3956
- - C:\Program Files (x86)\Microsoft\DesktopLayer.exe
    "C:\Program Files (x86)\Microsoft\DesktopLayer.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:1944
  - - 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:4212
    - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4212 CREDAT:17410 /prefetch:2
        5⤵
        Modifies Internet Explorer settings
        Suspicious use of SetWindowsHookEx
        
        PID:1820

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3604 --field-trial-handle=1928,i,13242902252791919845,10377620236057253993,262144 --variations-seed-version /prefetch:8
1⤵
PID:2428

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

suggestions[1].en-US

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\8ZO46T3J\suggestions[1].en-US
Size 17KB
SHA256 c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
MD5 5a34cb996293fde2cb7a4ac89587393a
SHA1 3c96c993500690d1a77873cd62bc639b3a10653f
SHA512 e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee
SSDEEP 384:K4gN8sGygaEKfWYSJUKbO7UckxtBjCdY7mO3D0C5l+piEieDSV126ry1/XSGKwG3:K4gNFXiKfWfJ1Kockxbd7mAt5Mp5ie2F
MD5 SHA1 SHA512 SSDEEP

Submit Download

2200389b567d0c0b2cdfe428920dc16b71ea70aeeb9444ef76291f1aca4f293aSrv.exe

Path C:\Users\Admin\AppData\Local\Temp\2200389b567d0c0b2cdfe428920dc16b71ea70aeeb9444ef76291f1aca4f293aSrv.exe
Size 55KB
SHA256 fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320
MD5 ff5e1f27193ce51eec318714ef038bef
SHA1 b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6
SHA512 c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a
SSDEEP 1536:Q+hzRsibKplyXTq8OGRnsPFG+RODTb7MXL5uXZnzE:bROzoTq0+RO7IwnY
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/1944-17-0x0000000077A42000-0x0000000077A43000-memory.dmp

Download

memory/1944-11-0x0000000000400000-0x000000000042E000-memory.dmp

Download

memory/1944-12-0x0000000000590000-0x000000000059F000-memory.dmp

Download

memory/1944-14-0x0000000000400000-0x000000000042E000-memory.dmp

Download

memory/1944-16-0x00000000005A0000-0x00000000005A1000-memory.dmp

Download

memory/1944-18-0x0000000077A42000-0x0000000077A43000-memory.dmp

Download

memory/3952-0-0x0000000000700000-0x0000000000A17000-memory.dmp

Download

memory/3952-20-0x0000000000700000-0x0000000000A17000-memory.dmp

Download

memory/3956-5-0x0000000000400000-0x000000000042E000-memory.dmp

Download

memory/3956-6-0x00000000006A0000-0x00000000006AF000-memory.dmp

Download

memory/3956-4-0x0000000000400000-0x000000000042E000-memory.dmp

Download