ramnit | bc35cf57e017aea5874d3b6f7d896c269e6d8af0b007bbd2b162e2b830400551

General

Target

bc35cf57e017aea5874d3b6f7d896c269e6d8af0b007bbd2b162e2b830400551.exe
Size

71KB
MD5

64554b9979e4a416276cc349e4ab5eb4
SHA1

cca1062150d9276b18bd5c82cf8bdd07ac87ac1a
SHA256

bc35cf57e017aea5874d3b6f7d896c269e6d8af0b007bbd2b162e2b830400551
SHA512

07892a3edd51127d186fbd13130fba20ee8e610c943835121e3b1cf1181015b4570c738842bf7371c075fb10b346df0078bd4f8e12ba171c0ee55301222e4a87

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
Suspicious use of NtCreateProcessExOtherParentProcess 1 IoCs

Processes:

WerFault.exe

description pid process target process

PID 512 created 656 512 WerFault.exe bc35cf57e017aea5874d3b6f7d896c269e6d8af0b007bbd2b162e2b830400551.exe
Executes dropped EXE 2 IoCs

Processes:

bc35cf57e017aea5874d3b6f7d896c269e6d8af0b007bbd2b162e2b830400551Srv.exeDesktopLayer.exe

pid process

3568 bc35cf57e017aea5874d3b6f7d896c269e6d8af0b007bbd2b162e2b830400551Srv.exe
3460 DesktopLayer.exe

description	pid	process	target process
PID 512 created 656	512	WerFault.exe	bc35cf57e017aea5874d3b6f7d896c269e6d8af0b007bbd2b162e2b830400551.exe

pid	process
3568	bc35cf57e017aea5874d3b6f7d896c269e6d8af0b007bbd2b162e2b830400551Srv.exe
3460	DesktopLayer.exe

UPX packed file 5 IoCs

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

upx

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\bc35cf57e017aea5874d3b6f7d896c269e6d8af0b007bbd2b162e2b830400551Srv.exe	upx
C:\Users\Admin\AppData\Local\Temp\bc35cf57e017aea5874d3b6f7d896c269e6d8af0b007bbd2b162e2b830400551Srv.exe	upx
C:\Program Files (x86)\Microsoft\DesktopLayer.exe	upx
C:\Program Files (x86)\Microsoft\DesktopLayer.exe	upx
behavioral2/memory/3568-124-0x0000000000400000-0x000000000042E000-memory.dmp	upx

Drops file in Program Files directory 3 IoCs

Processes:

bc35cf57e017aea5874d3b6f7d896c269e6d8af0b007bbd2b162e2b830400551Srv.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Microsoft\px9466.tmp	bc35cf57e017aea5874d3b6f7d896c269e6d8af0b007bbd2b162e2b830400551Srv.exe
File created	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	bc35cf57e017aea5874d3b6f7d896c269e6d8af0b007bbd2b162e2b830400551Srv.exe
File opened for modification	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	bc35cf57e017aea5874d3b6f7d896c269e6d8af0b007bbd2b162e2b830400551Srv.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

512 656 WerFault.exe bc35cf57e017aea5874d3b6f7d896c269e6d8af0b007bbd2b162e2b830400551.exe

pid	pid_target	process	target process
512	656	WerFault.exe	bc35cf57e017aea5874d3b6f7d896c269e6d8af0b007bbd2b162e2b830400551.exe

Modifies Internet Explorer settings 1 TTPs 17 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeIEXPLORE.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\HistoryJournalCertificate	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "327216447"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\FlipAhead\NextUpdateDate = "327216616"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\FlipAhead	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\HistoryJournalCertificate\NextUpdateDate = "327216504"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{DAFE5955-B539-11EB-B2DB-46FA6997EE5A} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe

Suspicious behavior: EnumeratesProcesses 22 IoCs

Processes:

DesktopLayer.exeWerFault.exe

pid	process
3460	DesktopLayer.exe
3460	DesktopLayer.exe
3460	DesktopLayer.exe
3460	DesktopLayer.exe
3460	DesktopLayer.exe
3460	DesktopLayer.exe
3460	DesktopLayer.exe
3460	DesktopLayer.exe
512	WerFault.exe
512	WerFault.exe
512	WerFault.exe
512	WerFault.exe
512	WerFault.exe
512	WerFault.exe
512	WerFault.exe
512	WerFault.exe
512	WerFault.exe
512	WerFault.exe
512	WerFault.exe
512	WerFault.exe
512	WerFault.exe
512	WerFault.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 512 WerFault.exe
Token: SeBackupPrivilege 512 WerFault.exe
Token: SeDebugPrivilege 512 WerFault.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

3916 iexplore.exe

description	pid	process
Token: SeRestorePrivilege	512	WerFault.exe
Token: SeBackupPrivilege	512	WerFault.exe
Token: SeDebugPrivilege	512	WerFault.exe

pid	process
3916	iexplore.exe

Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

bc35cf57e017aea5874d3b6f7d896c269e6d8af0b007bbd2b162e2b830400551.exeiexplore.exeIEXPLORE.EXE

pid	process
656	bc35cf57e017aea5874d3b6f7d896c269e6d8af0b007bbd2b162e2b830400551.exe
656	bc35cf57e017aea5874d3b6f7d896c269e6d8af0b007bbd2b162e2b830400551.exe
3916	iexplore.exe
3916	iexplore.exe
1992	IEXPLORE.EXE
1992	IEXPLORE.EXE
1992	IEXPLORE.EXE
1992	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

bc35cf57e017aea5874d3b6f7d896c269e6d8af0b007bbd2b162e2b830400551.exebc35cf57e017aea5874d3b6f7d896c269e6d8af0b007bbd2b162e2b830400551Srv.exeDesktopLayer.exeiexplore.exe

description	pid	process	target process
PID 656 wrote to memory of 3568	656	bc35cf57e017aea5874d3b6f7d896c269e6d8af0b007bbd2b162e2b830400551.exe	bc35cf57e017aea5874d3b6f7d896c269e6d8af0b007bbd2b162e2b830400551Srv.exe
PID 656 wrote to memory of 3568	656	bc35cf57e017aea5874d3b6f7d896c269e6d8af0b007bbd2b162e2b830400551.exe	bc35cf57e017aea5874d3b6f7d896c269e6d8af0b007bbd2b162e2b830400551Srv.exe
PID 656 wrote to memory of 3568	656	bc35cf57e017aea5874d3b6f7d896c269e6d8af0b007bbd2b162e2b830400551.exe	bc35cf57e017aea5874d3b6f7d896c269e6d8af0b007bbd2b162e2b830400551Srv.exe
PID 3568 wrote to memory of 3460	3568	bc35cf57e017aea5874d3b6f7d896c269e6d8af0b007bbd2b162e2b830400551Srv.exe	DesktopLayer.exe
PID 3568 wrote to memory of 3460	3568	bc35cf57e017aea5874d3b6f7d896c269e6d8af0b007bbd2b162e2b830400551Srv.exe	DesktopLayer.exe
PID 3568 wrote to memory of 3460	3568	bc35cf57e017aea5874d3b6f7d896c269e6d8af0b007bbd2b162e2b830400551Srv.exe	DesktopLayer.exe
PID 3460 wrote to memory of 3916	3460	DesktopLayer.exe	iexplore.exe
PID 3460 wrote to memory of 3916	3460	DesktopLayer.exe	iexplore.exe
PID 3916 wrote to memory of 1992	3916	iexplore.exe	IEXPLORE.EXE
PID 3916 wrote to memory of 1992	3916	iexplore.exe	IEXPLORE.EXE
PID 3916 wrote to memory of 1992	3916	iexplore.exe	IEXPLORE.EXE

C:\Users\Admin\AppData\Local\Temp\bc35cf57e017aea5874d3b6f7d896c269e6d8af0b007bbd2b162e2b830400551.exe
"C:\Users\Admin\AppData\Local\Temp\bc35cf57e017aea5874d3b6f7d896c269e6d8af0b007bbd2b162e2b830400551.exe"
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:656

C:\Users\Admin\AppData\Local\Temp\bc35cf57e017aea5874d3b6f7d896c269e6d8af0b007bbd2b162e2b830400551Srv.exe
C:\Users\Admin\AppData\Local\Temp\bc35cf57e017aea5874d3b6f7d896c269e6d8af0b007bbd2b162e2b830400551Srv.exe
2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:3568

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:3460

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:3916

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3916 CREDAT:82945 /prefetch:2
5⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1992

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 656 -s 396
2⤵
- Suspicious use of NtCreateProcessExOtherParentProcess
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:512

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Program Files (x86)\Microsoft\DesktopLayer.exe
MD5
da18881ccaefeaa4942af9291cb34826

SHA1
e4f33c21684bede05ccea60dd0767250ff2b3aba

SHA256
1d736643af18fe45f74f67a68c3268b39e7dbd84aaaf46dba5e23e48e8402842

SHA512
2420cf80794f4e74fb95934698714d4386e022d68c0c4e181d9d6e189bf3fab09f920e6e9128e423a1dbf357558bab628133d1084a7a306617c3a9c2461a5901

Download Submit
C:\Program Files (x86)\Microsoft\DesktopLayer.exe
MD5
da18881ccaefeaa4942af9291cb34826

SHA1
e4f33c21684bede05ccea60dd0767250ff2b3aba

SHA256
1d736643af18fe45f74f67a68c3268b39e7dbd84aaaf46dba5e23e48e8402842

SHA512
2420cf80794f4e74fb95934698714d4386e022d68c0c4e181d9d6e189bf3fab09f920e6e9128e423a1dbf357558bab628133d1084a7a306617c3a9c2461a5901

Download Submit
C:\Users\Admin\AppData\Local\Temp\bc35cf57e017aea5874d3b6f7d896c269e6d8af0b007bbd2b162e2b830400551Srv.exe
MD5
da18881ccaefeaa4942af9291cb34826

SHA1
e4f33c21684bede05ccea60dd0767250ff2b3aba

SHA256
1d736643af18fe45f74f67a68c3268b39e7dbd84aaaf46dba5e23e48e8402842

SHA512
2420cf80794f4e74fb95934698714d4386e022d68c0c4e181d9d6e189bf3fab09f920e6e9128e423a1dbf357558bab628133d1084a7a306617c3a9c2461a5901

Download Submit
C:\Users\Admin\AppData\Local\Temp\bc35cf57e017aea5874d3b6f7d896c269e6d8af0b007bbd2b162e2b830400551Srv.exe
MD5
da18881ccaefeaa4942af9291cb34826

SHA1
e4f33c21684bede05ccea60dd0767250ff2b3aba

SHA256
1d736643af18fe45f74f67a68c3268b39e7dbd84aaaf46dba5e23e48e8402842

SHA512
2420cf80794f4e74fb95934698714d4386e022d68c0c4e181d9d6e189bf3fab09f920e6e9128e423a1dbf357558bab628133d1084a7a306617c3a9c2461a5901

Download Submit
memory/1992-127-0x0000000000000000-mapping.dmp

Download
memory/3460-117-0x0000000000000000-mapping.dmp

Download
memory/3460-120-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download
memory/3568-114-0x0000000000000000-mapping.dmp

Download
memory/3568-124-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/3568-123-0x00000000001E0000-0x00000000001EF000-memory.dmp

Filesize
60KB

Download
memory/3916-121-0x0000000000000000-mapping.dmp

Download
memory/3916-122-0x00007FFDC6290000-0x00007FFDC62FB000-memory.dmp

Filesize
428KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads