ramnit | e70211045ee34fd4a61c11774175ee3ac966afd8586dd60c6763548ad95f35dc

General

Target

e70211045ee34fd4a61c11774175ee3ac966afd8586dd60c6763548ad95f35dc.dll
Size

276KB
MD5

a71724f88472ab5aece836094e3d3499
SHA1

ad24a717035aa70aa25f337384199ad4a95505ed
SHA256

e70211045ee34fd4a61c11774175ee3ac966afd8586dd60c6763548ad95f35dc
SHA512

95fc7476858607c343018e6b59962a66cb56194dc0d8589d4f93ea88a30943d39952d99a50b0a15882940194052efa7c87a007eaf2ba282b220e958d88042a55
SSDEEP

6144:frQuoca4u8i09CXwbkcijm5IZJlN4mQN:Mvoi09CkElN4mQ

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

UPX dump on OEP (original entry point) 7 IoCs

Processes:

resource	yara_rule
C:\Windows\SysWOW64\rundll32Srv.exe	UPX
behavioral2/memory/1032-4-0x0000000000400000-0x0000000000435000-memory.dmp	UPX
behavioral2/memory/1032-8-0x0000000000400000-0x0000000000435000-memory.dmp	UPX
behavioral2/memory/2116-11-0x0000000000400000-0x0000000000435000-memory.dmp	UPX
behavioral2/memory/2116-14-0x0000000000400000-0x0000000000435000-memory.dmp	UPX
behavioral2/memory/2116-18-0x0000000000400000-0x0000000000435000-memory.dmp	UPX
behavioral2/memory/3308-19-0x0000000010000000-0x0000000010049000-memory.dmp	UPX

Executes dropped EXE 2 IoCs

Processes:

rundll32Srv.exeDesktopLayer.exe

pid process

1032 rundll32Srv.exe
2116 DesktopLayer.exe

pid	process
1032	rundll32Srv.exe
2116	DesktopLayer.exe

UPX packed file 6 IoCs

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

upx

Processes:

resource	yara_rule
C:\Windows\SysWOW64\rundll32Srv.exe	upx
behavioral2/memory/1032-4-0x0000000000400000-0x0000000000435000-memory.dmp	upx
behavioral2/memory/1032-8-0x0000000000400000-0x0000000000435000-memory.dmp	upx
behavioral2/memory/2116-11-0x0000000000400000-0x0000000000435000-memory.dmp	upx
behavioral2/memory/2116-14-0x0000000000400000-0x0000000000435000-memory.dmp	upx
behavioral2/memory/2116-18-0x0000000000400000-0x0000000000435000-memory.dmp	upx

Drops file in System32 directory 1 IoCs

Processes:

rundll32.exe

description ioc process

File created C:\Windows\SysWOW64\rundll32Srv.exe rundll32.exe

description	ioc	process
File created	C:\Windows\SysWOW64\rundll32Srv.exe	rundll32.exe

Drops file in Program Files directory 3 IoCs

Processes:

rundll32Srv.exe

description	ioc	process
File created	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	rundll32Srv.exe
File opened for modification	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	rundll32Srv.exe
File opened for modification	C:\Program Files (x86)\Microsoft\px1EDD.tmp	rundll32Srv.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2868 3308 WerFault.exe rundll32.exe

pid	pid_target	process	target process
2868	3308	WerFault.exe	rundll32.exe

Modifies Internet Explorer settings 1 TTPs 30 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeIEXPLORE.EXE

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-1230272463-3683322193-511842230-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1230272463-3683322193-511842230-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1230272463-3683322193-511842230-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1328416413"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1230272463-3683322193-511842230-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1230272463-3683322193-511842230-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1230272463-3683322193-511842230-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1230272463-3683322193-511842230-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1328416413"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1230272463-3683322193-511842230-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1230272463-3683322193-511842230-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1230272463-3683322193-511842230-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1230272463-3683322193-511842230-1000\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-1-5-21-1230272463-3683322193-511842230-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{7AC6DCE4-FD36-11EE-A3F9-EE516AEA3262} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1230272463-3683322193-511842230-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1230272463-3683322193-511842230-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1352322574"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1230272463-3683322193-511842230-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1230272463-3683322193-511842230-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "420177069"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1230272463-3683322193-511842230-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1230272463-3683322193-511842230-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1230272463-3683322193-511842230-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1230272463-3683322193-511842230-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31101251"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1230272463-3683322193-511842230-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31101251"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1230272463-3683322193-511842230-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1230272463-3683322193-511842230-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1230272463-3683322193-511842230-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1230272463-3683322193-511842230-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1230272463-3683322193-511842230-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1230272463-3683322193-511842230-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1230272463-3683322193-511842230-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1230272463-3683322193-511842230-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31101251"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1230272463-3683322193-511842230-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

DesktopLayer.exe

pid	process
2116	DesktopLayer.exe
2116	DesktopLayer.exe
2116	DesktopLayer.exe
2116	DesktopLayer.exe
2116	DesktopLayer.exe
2116	DesktopLayer.exe
2116	DesktopLayer.exe
2116	DesktopLayer.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

2504 iexplore.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

iexplore.exeIEXPLORE.EXE

pid process

2504 iexplore.exe
2504 iexplore.exe
4976 IEXPLORE.EXE
4976 IEXPLORE.EXE
4976 IEXPLORE.EXE
4976 IEXPLORE.EXE

pid	process
2504	iexplore.exe

pid	process
2504	iexplore.exe
2504	iexplore.exe
4976	IEXPLORE.EXE
4976	IEXPLORE.EXE
4976	IEXPLORE.EXE
4976	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

rundll32.exerundll32.exerundll32Srv.exeDesktopLayer.exeiexplore.exe

description	pid	process	target process
PID 3468 wrote to memory of 3308	3468	rundll32.exe	rundll32.exe
PID 3468 wrote to memory of 3308	3468	rundll32.exe	rundll32.exe
PID 3468 wrote to memory of 3308	3468	rundll32.exe	rundll32.exe
PID 3308 wrote to memory of 1032	3308	rundll32.exe	rundll32Srv.exe
PID 3308 wrote to memory of 1032	3308	rundll32.exe	rundll32Srv.exe
PID 3308 wrote to memory of 1032	3308	rundll32.exe	rundll32Srv.exe
PID 1032 wrote to memory of 2116	1032	rundll32Srv.exe	DesktopLayer.exe
PID 1032 wrote to memory of 2116	1032	rundll32Srv.exe	DesktopLayer.exe
PID 1032 wrote to memory of 2116	1032	rundll32Srv.exe	DesktopLayer.exe
PID 3308 wrote to memory of 2600	3308	rundll32.exe	splwow64.exe
PID 3308 wrote to memory of 2600	3308	rundll32.exe	splwow64.exe
PID 2116 wrote to memory of 2504	2116	DesktopLayer.exe	iexplore.exe
PID 2116 wrote to memory of 2504	2116	DesktopLayer.exe	iexplore.exe
PID 2504 wrote to memory of 4976	2504	iexplore.exe	IEXPLORE.EXE
PID 2504 wrote to memory of 4976	2504	iexplore.exe	IEXPLORE.EXE
PID 2504 wrote to memory of 4976	2504	iexplore.exe	IEXPLORE.EXE

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e70211045ee34fd4a61c11774175ee3ac966afd8586dd60c6763548ad95f35dc.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3468

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e70211045ee34fd4a61c11774175ee3ac966afd8586dd60c6763548ad95f35dc.dll,#1
2⤵
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:3308

C:\Windows\SysWOW64\rundll32Srv.exe
C:\Windows\SysWOW64\rundll32Srv.exe
3⤵
- Executes dropped EXE
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:1032

C:\Program Files (x86)\Microsoft\DesktopLayer.exe
"C:\Program Files (x86)\Microsoft\DesktopLayer.exe"
4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2116

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:2504

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2504 CREDAT:17410 /prefetch:2
6⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:4976

C:\Windows\splwow64.exe
C:\Windows\splwow64.exe 12288
3⤵
PID:2600

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3308 -s 688
3⤵
- Program crash
PID:2868

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 --field-trial-handle=4224,i,13688898677847565093,12881255541559751227,262144 --variations-seed-version --mojo-platform-channel-handle=3832 /prefetch:8
1⤵
PID:4164

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 3308 -ip 3308
1⤵
PID:1488

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\TOZYVZGO\suggestions[1].en-US
Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
C:\Windows\SysWOW64\rundll32Srv.exe
Filesize
83KB

MD5
94b88ad3cbf4512d2562c94054c3a88d

SHA1
e4a8f7575f992427654ddda1c6556b71eb136c6c

SHA256
bd08727b2f887b1d27a3515bf611501eba6c786e2f73e958063ef52e3d6765a5

SHA512
f2a7c54f87ad808305df62fa242033282630616d158b142593d7494b51cfb96b8b9a692dd9f67b97e133d1ef1400c24f3d302b276c9931dad422afc5dbdc08b3

Download Submit
memory/1032-4-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/1032-6-0x0000000002050000-0x000000000205F000-memory.dmp

Filesize
60KB

Download
memory/1032-8-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2116-13-0x0000000000670000-0x000000000067F000-memory.dmp

Filesize
60KB

Download
memory/2116-14-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2116-16-0x00000000006C0000-0x00000000006C1000-memory.dmp

Filesize
4KB

Download
memory/2116-17-0x0000000077512000-0x0000000077513000-memory.dmp

Filesize
4KB

Download
memory/2116-18-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2116-11-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/3308-0-0x0000000010000000-0x0000000010049000-memory.dmp

Filesize
292KB

Download
memory/3308-19-0x0000000010000000-0x0000000010049000-memory.dmp

Filesize
292KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads