ramnit | c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e

General

Target

c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe
Size

120KB
MD5

016030e3fd20263c5e903d8713316c7a
SHA1

7b1c61052a9046ee1639b61b89e012021aa63bcc
SHA256

c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e
SHA512

113cfcaeb8bb5b7bc35047341a345fc50086081cb02e7ec5cd3f8327bbf3cd9fbcf744bd849bbf6804ada30683c8e7605cd68d8e976763414f09cf43619e473e
SSDEEP

3072:Ig+3fh/PHrgNUqOBx4J2vNbGfvGnd3gW5ZM4/uBnz:h+3fRb9NdndPZMTF

Score

10^/10

ramnit banker evasion persistence spyware stealer trojan upx worm

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1004

Modify Registry

T1112

Processes:

svchost.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Userinit = "userinit.exe,C:\\Users\\Admin\\AppData\\Local\\nwefylss\\vdsrjlcj.exe"	svchost.exe

Ramnit
Ramnit is a versatile family that holds viruses, worms, and Trojans.
trojan spyware stealer worm banker ramnit
UAC bypass 3 TTPs 1 IoCs
evasion trojan

Bypass User Account Control
T1088

Disabling Security Tools
T1089

Modify Registry
T1112

Processes:

svchost.exe

description ioc process

Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" svchost.exe
Executes dropped EXE 1 IoCs

Processes:

niqmonepsbaymkfn.exe

pid process

1612 niqmonepsbaymkfn.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	svchost.exe

pid	process
1612	niqmonepsbaymkfn.exe

UPX packed file 9 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/1736-73-0x0000000000400000-0x000000000043957C-memory.dmp	upx
\Users\Admin\AppData\Local\Temp\niqmonepsbaymkfn.exe	upx
\Users\Admin\AppData\Local\Temp\niqmonepsbaymkfn.exe	upx
\Users\Admin\AppData\Local\Temp\niqmonepsbaymkfn.exe	upx
\Users\Admin\AppData\Local\Temp\niqmonepsbaymkfn.exe	upx
C:\Users\Admin\AppData\Local\Temp\niqmonepsbaymkfn.exe	upx
C:\Users\Admin\AppData\Local\Temp\niqmonepsbaymkfn.exe	upx
behavioral1/memory/1612-83-0x0000000000400000-0x000000000043957C-memory.dmp	upx
behavioral1/memory/1612-84-0x0000000000400000-0x000000000043957C-memory.dmp	upx

Checks BIOS information in registry 2 TTPs 1 IoCs
BIOS information is often read in order to detect sandboxing environments.

Query Registry
T1012

System Information Discovery
T1082

Processes:

svchost.exe

description ioc process

Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion svchost.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	svchost.exe

Drops startup file 2 IoCs

Processes:

svchost.exe

description	ioc	process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\vdsrjlcj.exe	svchost.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\vdsrjlcj.exe	svchost.exe

Loads dropped DLL 4 IoCs

Processes:

c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe

pid	process
1736	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe
1736	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe
1736	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe
1736	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

svchost.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\VdsRjlcj = "C:\\Users\\Admin\\AppData\\Local\\nwefylss\\vdsrjlcj.exe"	svchost.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 47 IoCs

Processes:

svchost.exe

pid	process
1876	svchost.exe
1876	svchost.exe
1876	svchost.exe
1876	svchost.exe
1876	svchost.exe
1876	svchost.exe
1876	svchost.exe
1876	svchost.exe
1876	svchost.exe
1876	svchost.exe
1876	svchost.exe
1876	svchost.exe
1876	svchost.exe
1876	svchost.exe
1876	svchost.exe
1876	svchost.exe
1876	svchost.exe
1876	svchost.exe
1876	svchost.exe
1876	svchost.exe
1876	svchost.exe
1876	svchost.exe
1876	svchost.exe
1876	svchost.exe
1876	svchost.exe
1876	svchost.exe
1876	svchost.exe
1876	svchost.exe
1876	svchost.exe
1876	svchost.exe
1876	svchost.exe
1876	svchost.exe
1876	svchost.exe
1876	svchost.exe
1876	svchost.exe
1876	svchost.exe
1876	svchost.exe
1876	svchost.exe
1876	svchost.exe
1876	svchost.exe
1876	svchost.exe
1876	svchost.exe
1876	svchost.exe
1876	svchost.exe
1876	svchost.exe
1876	svchost.exe
1876	svchost.exe

Suspicious behavior: LoadsDriver 1 IoCs

Processes:

pid process

460

pid	process
460

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exesvchost.exesvchost.exeniqmonepsbaymkfn.exe

description	pid	process
Token: SeSecurityPrivilege	1736	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe
Token: SeDebugPrivilege	1736	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe
Token: SeSecurityPrivilege	2040	svchost.exe
Token: SeSecurityPrivilege	1876	svchost.exe
Token: SeDebugPrivilege	1876	svchost.exe
Token: SeRestorePrivilege	1876	svchost.exe
Token: SeBackupPrivilege	1876	svchost.exe
Token: SeRestorePrivilege	1876	svchost.exe
Token: SeBackupPrivilege	1876	svchost.exe
Token: SeRestorePrivilege	1876	svchost.exe
Token: SeBackupPrivilege	1876	svchost.exe
Token: SeRestorePrivilege	1876	svchost.exe
Token: SeBackupPrivilege	1876	svchost.exe
Token: SeRestorePrivilege	1876	svchost.exe
Token: SeBackupPrivilege	1876	svchost.exe
Token: SeRestorePrivilege	1876	svchost.exe
Token: SeBackupPrivilege	1876	svchost.exe
Token: SeRestorePrivilege	1876	svchost.exe
Token: SeBackupPrivilege	1876	svchost.exe
Token: SeRestorePrivilege	1876	svchost.exe
Token: SeBackupPrivilege	1876	svchost.exe
Token: SeRestorePrivilege	1876	svchost.exe
Token: SeBackupPrivilege	1876	svchost.exe
Token: SeRestorePrivilege	1876	svchost.exe
Token: SeBackupPrivilege	1876	svchost.exe
Token: SeRestorePrivilege	1876	svchost.exe
Token: SeBackupPrivilege	1876	svchost.exe
Token: SeRestorePrivilege	1876	svchost.exe
Token: SeBackupPrivilege	1876	svchost.exe
Token: SeRestorePrivilege	1876	svchost.exe
Token: SeBackupPrivilege	1876	svchost.exe
Token: SeSecurityPrivilege	1612	niqmonepsbaymkfn.exe
Token: SeLoadDriverPrivilege	1612	niqmonepsbaymkfn.exe
Token: SeRestorePrivilege	1876	svchost.exe
Token: SeBackupPrivilege	1876	svchost.exe
Token: SeRestorePrivilege	1876	svchost.exe
Token: SeBackupPrivilege	1876	svchost.exe
Token: SeRestorePrivilege	1876	svchost.exe
Token: SeBackupPrivilege	1876	svchost.exe
Token: SeRestorePrivilege	1876	svchost.exe
Token: SeBackupPrivilege	1876	svchost.exe
Token: SeRestorePrivilege	1876	svchost.exe
Token: SeBackupPrivilege	1876	svchost.exe
Token: SeRestorePrivilege	1876	svchost.exe
Token: SeBackupPrivilege	1876	svchost.exe
Token: SeRestorePrivilege	1876	svchost.exe
Token: SeBackupPrivilege	1876	svchost.exe
Token: SeRestorePrivilege	1876	svchost.exe
Token: SeBackupPrivilege	1876	svchost.exe
Token: SeRestorePrivilege	1876	svchost.exe
Token: SeBackupPrivilege	1876	svchost.exe
Token: SeRestorePrivilege	1876	svchost.exe
Token: SeBackupPrivilege	1876	svchost.exe
Token: SeRestorePrivilege	1876	svchost.exe
Token: SeBackupPrivilege	1876	svchost.exe
Token: SeRestorePrivilege	1876	svchost.exe
Token: SeBackupPrivilege	1876	svchost.exe
Token: SeRestorePrivilege	1876	svchost.exe
Token: SeBackupPrivilege	1876	svchost.exe
Token: SeRestorePrivilege	1876	svchost.exe
Token: SeBackupPrivilege	1876	svchost.exe
Token: SeRestorePrivilege	1876	svchost.exe
Token: SeBackupPrivilege	1876	svchost.exe
Token: SeRestorePrivilege	1876	svchost.exe

Suspicious use of WriteProcessMemory 24 IoCs

Processes:

c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe

description	pid	process	target process
PID 1736 wrote to memory of 2040	1736	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe	svchost.exe
PID 1736 wrote to memory of 2040	1736	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe	svchost.exe
PID 1736 wrote to memory of 2040	1736	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe	svchost.exe
PID 1736 wrote to memory of 2040	1736	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe	svchost.exe
PID 1736 wrote to memory of 2040	1736	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe	svchost.exe
PID 1736 wrote to memory of 2040	1736	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe	svchost.exe
PID 1736 wrote to memory of 2040	1736	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe	svchost.exe
PID 1736 wrote to memory of 2040	1736	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe	svchost.exe
PID 1736 wrote to memory of 2040	1736	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe	svchost.exe
PID 1736 wrote to memory of 2040	1736	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe	svchost.exe
PID 1736 wrote to memory of 1876	1736	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe	svchost.exe
PID 1736 wrote to memory of 1876	1736	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe	svchost.exe
PID 1736 wrote to memory of 1876	1736	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe	svchost.exe
PID 1736 wrote to memory of 1876	1736	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe	svchost.exe
PID 1736 wrote to memory of 1876	1736	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe	svchost.exe
PID 1736 wrote to memory of 1876	1736	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe	svchost.exe
PID 1736 wrote to memory of 1876	1736	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe	svchost.exe
PID 1736 wrote to memory of 1876	1736	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe	svchost.exe
PID 1736 wrote to memory of 1876	1736	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe	svchost.exe
PID 1736 wrote to memory of 1876	1736	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe	svchost.exe
PID 1736 wrote to memory of 1612	1736	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe	niqmonepsbaymkfn.exe
PID 1736 wrote to memory of 1612	1736	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe	niqmonepsbaymkfn.exe
PID 1736 wrote to memory of 1612	1736	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe	niqmonepsbaymkfn.exe
PID 1736 wrote to memory of 1612	1736	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe	niqmonepsbaymkfn.exe

C:\Users\Admin\AppData\Local\Temp\c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe
"C:\Users\Admin\AppData\Local\Temp\c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe"
1⤵
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1736

C:\Windows\SysWOW64\svchost.exe
C:\Windows\system32\svchost.exe
2⤵
- Suspicious use of AdjustPrivilegeToken
PID:2040

C:\Windows\SysWOW64\svchost.exe
C:\Windows\system32\svchost.exe
2⤵
- Modifies WinLogon for persistence
- UAC bypass
- Checks BIOS information in registry
- Drops startup file
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1876

C:\Users\Admin\AppData\Local\Temp\niqmonepsbaymkfn.exe
"C:\Users\Admin\AppData\Local\Temp\niqmonepsbaymkfn.exe"
2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:1612

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Winlogon Helper DLL

1

T1004

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Bypass User Account Control

1

T1088

Defense Evasion

Modify Registry

3

T1112

Bypass User Account Control

1

T1088

Disabling Security Tools

1

T1089

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\niqmonepsbaymkfn.exe
Filesize
120KB

MD5
016030e3fd20263c5e903d8713316c7a

SHA1
7b1c61052a9046ee1639b61b89e012021aa63bcc

SHA256
c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e

SHA512
113cfcaeb8bb5b7bc35047341a345fc50086081cb02e7ec5cd3f8327bbf3cd9fbcf744bd849bbf6804ada30683c8e7605cd68d8e976763414f09cf43619e473e

Download Submit
C:\Users\Admin\AppData\Local\Temp\niqmonepsbaymkfn.exe
Filesize
120KB

MD5
016030e3fd20263c5e903d8713316c7a

SHA1
7b1c61052a9046ee1639b61b89e012021aa63bcc

SHA256
c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e

SHA512
113cfcaeb8bb5b7bc35047341a345fc50086081cb02e7ec5cd3f8327bbf3cd9fbcf744bd849bbf6804ada30683c8e7605cd68d8e976763414f09cf43619e473e

Download Submit
\Users\Admin\AppData\Local\Temp\niqmonepsbaymkfn.exe
Filesize
120KB

MD5
016030e3fd20263c5e903d8713316c7a

SHA1
7b1c61052a9046ee1639b61b89e012021aa63bcc

SHA256
c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e

SHA512
113cfcaeb8bb5b7bc35047341a345fc50086081cb02e7ec5cd3f8327bbf3cd9fbcf744bd849bbf6804ada30683c8e7605cd68d8e976763414f09cf43619e473e

Download Submit
\Users\Admin\AppData\Local\Temp\niqmonepsbaymkfn.exe
Filesize
120KB

MD5
016030e3fd20263c5e903d8713316c7a

SHA1
7b1c61052a9046ee1639b61b89e012021aa63bcc

SHA256
c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e

SHA512
113cfcaeb8bb5b7bc35047341a345fc50086081cb02e7ec5cd3f8327bbf3cd9fbcf744bd849bbf6804ada30683c8e7605cd68d8e976763414f09cf43619e473e

Download Submit
\Users\Admin\AppData\Local\Temp\niqmonepsbaymkfn.exe
Filesize
120KB

MD5
016030e3fd20263c5e903d8713316c7a

SHA1
7b1c61052a9046ee1639b61b89e012021aa63bcc

SHA256
c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e

SHA512
113cfcaeb8bb5b7bc35047341a345fc50086081cb02e7ec5cd3f8327bbf3cd9fbcf744bd849bbf6804ada30683c8e7605cd68d8e976763414f09cf43619e473e

Download Submit
\Users\Admin\AppData\Local\Temp\niqmonepsbaymkfn.exe
Filesize
120KB

MD5
016030e3fd20263c5e903d8713316c7a

SHA1
7b1c61052a9046ee1639b61b89e012021aa63bcc

SHA256
c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e

SHA512
113cfcaeb8bb5b7bc35047341a345fc50086081cb02e7ec5cd3f8327bbf3cd9fbcf744bd849bbf6804ada30683c8e7605cd68d8e976763414f09cf43619e473e

Download Submit
memory/1612-84-0x0000000000400000-0x000000000043957C-memory.dmp

Filesize
229KB

Download
memory/1612-83-0x0000000000400000-0x000000000043957C-memory.dmp

Filesize
229KB

Download
memory/1612-79-0x0000000000000000-mapping.dmp

Download
memory/1736-78-0x00000000027A0000-0x00000000027DA000-memory.dmp

Filesize
232KB

Download
memory/1736-73-0x0000000000400000-0x000000000043957C-memory.dmp

Filesize
229KB

Download
memory/1736-54-0x0000000075E81000-0x0000000075E83000-memory.dmp

Filesize
8KB

Download
memory/1876-69-0x0000000020010000-0x0000000020023000-memory.dmp

Filesize
76KB

Download
memory/1876-67-0x0000000000000000-mapping.dmp

Download
memory/1876-65-0x0000000020010000-0x0000000020023000-memory.dmp

Filesize
76KB

Download
memory/2040-59-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/2040-58-0x0000000000000000-mapping.dmp

Download
memory/2040-56-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads