ramnit | 1e835832f440f1a949ff14547bfe943013f5211e3d5ad80632048554861d70ee

Analysis

max time kernel
151s
max time network
152s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
29/12/2023, 20:18

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General

Target

02db6c6dd0119ae4dd092c95269ef0fa.exe
Size

104KB
MD5

02db6c6dd0119ae4dd092c95269ef0fa
SHA1

0c847bd4af6ef9eb9da384374fb70117be59150d
SHA256

1e835832f440f1a949ff14547bfe943013f5211e3d5ad80632048554861d70ee
SHA512

b83eef9cd127287da84fc6682b2cf84a1e6961d961fc6b194150ccce15fbdf5dae273a584041d39ffbabb7a55a7e922e43e1be8e67c1dce782360fb31f9d966b
SSDEEP

3072:lQ5faGko6CFrbJKARb0WQ9FSE1Fk8jwaaHw7Koj4rgdy:61afCF3IO0WmFR

Score

10^/10

ramnit banker evasion persistence spyware stealer trojan worm

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

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

T1548.002

Disable or Modify Tools

T1562.001

Modify Registry

T1112

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

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

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

Drops startup file 2 IoCs

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

Executes dropped EXE 1 IoCs

pid	Process
2804	jmdojkjnxwmhwlsi.exe

Loads dropped DLL 4 IoCs

pid	Process
1948	02db6c6dd0119ae4dd092c95269ef0fa.exe
1948	02db6c6dd0119ae4dd092c95269ef0fa.exe
1948	02db6c6dd0119ae4dd092c95269ef0fa.exe
1948	02db6c6dd0119ae4dd092c95269ef0fa.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Windows\CurrentVersion\Run\RhfQeikh = "C:\\Users\\Admin\\AppData\\Local\\jbqetibq\\rhfqeikh.exe"	svchost.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe
2912	svchost.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
464	Process not Found

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeSecurityPrivilege	1948	02db6c6dd0119ae4dd092c95269ef0fa.exe
Token: SeDebugPrivilege	1948	02db6c6dd0119ae4dd092c95269ef0fa.exe
Token: SeSecurityPrivilege	1888	svchost.exe
Token: SeSecurityPrivilege	2912	svchost.exe
Token: SeDebugPrivilege	2912	svchost.exe
Token: SeRestorePrivilege	2912	svchost.exe
Token: SeBackupPrivilege	2912	svchost.exe
Token: SeRestorePrivilege	2912	svchost.exe
Token: SeBackupPrivilege	2912	svchost.exe
Token: SeRestorePrivilege	2912	svchost.exe
Token: SeBackupPrivilege	2912	svchost.exe
Token: SeRestorePrivilege	2912	svchost.exe
Token: SeBackupPrivilege	2912	svchost.exe
Token: SeRestorePrivilege	2912	svchost.exe
Token: SeBackupPrivilege	2912	svchost.exe
Token: SeRestorePrivilege	2912	svchost.exe
Token: SeBackupPrivilege	2912	svchost.exe
Token: SeSecurityPrivilege	2804	jmdojkjnxwmhwlsi.exe
Token: SeLoadDriverPrivilege	2804	jmdojkjnxwmhwlsi.exe
Token: SeRestorePrivilege	2912	svchost.exe
Token: SeBackupPrivilege	2912	svchost.exe
Token: SeRestorePrivilege	2912	svchost.exe
Token: SeBackupPrivilege	2912	svchost.exe
Token: SeRestorePrivilege	2912	svchost.exe
Token: SeBackupPrivilege	2912	svchost.exe
Token: SeRestorePrivilege	2912	svchost.exe
Token: SeBackupPrivilege	2912	svchost.exe
Token: SeRestorePrivilege	2912	svchost.exe
Token: SeBackupPrivilege	2912	svchost.exe
Token: SeRestorePrivilege	2912	svchost.exe
Token: SeBackupPrivilege	2912	svchost.exe
Token: SeRestorePrivilege	2912	svchost.exe
Token: SeBackupPrivilege	2912	svchost.exe
Token: SeRestorePrivilege	2912	svchost.exe
Token: SeBackupPrivilege	2912	svchost.exe
Token: SeRestorePrivilege	2912	svchost.exe
Token: SeBackupPrivilege	2912	svchost.exe
Token: SeRestorePrivilege	2912	svchost.exe
Token: SeBackupPrivilege	2912	svchost.exe
Token: SeRestorePrivilege	2912	svchost.exe
Token: SeBackupPrivilege	2912	svchost.exe
Token: SeRestorePrivilege	2912	svchost.exe
Token: SeBackupPrivilege	2912	svchost.exe
Token: SeRestorePrivilege	2912	svchost.exe
Token: SeBackupPrivilege	2912	svchost.exe
Token: SeRestorePrivilege	2912	svchost.exe
Token: SeBackupPrivilege	2912	svchost.exe
Token: SeRestorePrivilege	2912	svchost.exe
Token: SeBackupPrivilege	2912	svchost.exe
Token: SeRestorePrivilege	2912	svchost.exe
Token: SeBackupPrivilege	2912	svchost.exe
Token: SeRestorePrivilege	2912	svchost.exe
Token: SeBackupPrivilege	2912	svchost.exe
Token: SeRestorePrivilege	2912	svchost.exe
Token: SeBackupPrivilege	2912	svchost.exe
Token: SeRestorePrivilege	2912	svchost.exe
Token: SeBackupPrivilege	2912	svchost.exe
Token: SeRestorePrivilege	2912	svchost.exe
Token: SeBackupPrivilege	2912	svchost.exe
Token: SeRestorePrivilege	2912	svchost.exe
Token: SeBackupPrivilege	2912	svchost.exe
Token: SeRestorePrivilege	2912	svchost.exe
Token: SeBackupPrivilege	2912	svchost.exe
Token: SeRestorePrivilege	2912	svchost.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 1948 wrote to memory of 1888	1948	02db6c6dd0119ae4dd092c95269ef0fa.exe	28
PID 1948 wrote to memory of 1888	1948	02db6c6dd0119ae4dd092c95269ef0fa.exe	28
PID 1948 wrote to memory of 1888	1948	02db6c6dd0119ae4dd092c95269ef0fa.exe	28
PID 1948 wrote to memory of 1888	1948	02db6c6dd0119ae4dd092c95269ef0fa.exe	28
PID 1948 wrote to memory of 1888	1948	02db6c6dd0119ae4dd092c95269ef0fa.exe	28
PID 1948 wrote to memory of 1888	1948	02db6c6dd0119ae4dd092c95269ef0fa.exe	28
PID 1948 wrote to memory of 1888	1948	02db6c6dd0119ae4dd092c95269ef0fa.exe	28
PID 1948 wrote to memory of 1888	1948	02db6c6dd0119ae4dd092c95269ef0fa.exe	28
PID 1948 wrote to memory of 1888	1948	02db6c6dd0119ae4dd092c95269ef0fa.exe	28
PID 1948 wrote to memory of 1888	1948	02db6c6dd0119ae4dd092c95269ef0fa.exe	28
PID 1948 wrote to memory of 2912	1948	02db6c6dd0119ae4dd092c95269ef0fa.exe	29
PID 1948 wrote to memory of 2912	1948	02db6c6dd0119ae4dd092c95269ef0fa.exe	29
PID 1948 wrote to memory of 2912	1948	02db6c6dd0119ae4dd092c95269ef0fa.exe	29
PID 1948 wrote to memory of 2912	1948	02db6c6dd0119ae4dd092c95269ef0fa.exe	29
PID 1948 wrote to memory of 2912	1948	02db6c6dd0119ae4dd092c95269ef0fa.exe	29
PID 1948 wrote to memory of 2912	1948	02db6c6dd0119ae4dd092c95269ef0fa.exe	29
PID 1948 wrote to memory of 2912	1948	02db6c6dd0119ae4dd092c95269ef0fa.exe	29
PID 1948 wrote to memory of 2912	1948	02db6c6dd0119ae4dd092c95269ef0fa.exe	29
PID 1948 wrote to memory of 2912	1948	02db6c6dd0119ae4dd092c95269ef0fa.exe	29
PID 1948 wrote to memory of 2912	1948	02db6c6dd0119ae4dd092c95269ef0fa.exe	29
PID 1948 wrote to memory of 2804	1948	02db6c6dd0119ae4dd092c95269ef0fa.exe	30
PID 1948 wrote to memory of 2804	1948	02db6c6dd0119ae4dd092c95269ef0fa.exe	30
PID 1948 wrote to memory of 2804	1948	02db6c6dd0119ae4dd092c95269ef0fa.exe	30
PID 1948 wrote to memory of 2804	1948	02db6c6dd0119ae4dd092c95269ef0fa.exe	30

C:\Users\Admin\AppData\Local\Temp\02db6c6dd0119ae4dd092c95269ef0fa.exe
"C:\Users\Admin\AppData\Local\Temp\02db6c6dd0119ae4dd092c95269ef0fa.exe"
1⤵
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1948
- C:\Windows\SysWOW64\svchost.exe
  C:\Windows\system32\svchost.exe
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:1888
- 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:2912
- C:\Users\Admin\AppData\Local\Temp\jmdojkjnxwmhwlsi.exe
  "C:\Users\Admin\AppData\Local\Temp\jmdojkjnxwmhwlsi.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:2804

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\jbqetibq\rhfqeikh.exe

Filesize
104KB

MD5
02db6c6dd0119ae4dd092c95269ef0fa

SHA1
0c847bd4af6ef9eb9da384374fb70117be59150d

SHA256
1e835832f440f1a949ff14547bfe943013f5211e3d5ad80632048554861d70ee

SHA512
b83eef9cd127287da84fc6682b2cf84a1e6961d961fc6b194150ccce15fbdf5dae273a584041d39ffbabb7a55a7e922e43e1be8e67c1dce782360fb31f9d966b

Download Submit
memory/1888-22-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/1888-23-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/1888-21-0x0000000000060000-0x0000000000061000-memory.dmp

Filesize
4KB

Download
memory/1888-24-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/1888-15-0x0000000000070000-0x0000000000071000-memory.dmp

Filesize
4KB

Download
memory/1888-16-0x0000000000050000-0x0000000000051000-memory.dmp

Filesize
4KB

Download
memory/1888-11-0x0000000000050000-0x0000000000051000-memory.dmp

Filesize
4KB

Download
memory/1888-9-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/1888-17-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/1948-26-0x0000000076F00000-0x0000000076F01000-memory.dmp

Filesize
4KB

Download
memory/1948-0-0x0000000000400000-0x0000000000439CD4-memory.dmp

Filesize
231KB

Download
memory/1948-68-0x0000000076EFF000-0x0000000076F00000-memory.dmp

Filesize
4KB

Download
memory/1948-2-0x00000000002B0000-0x00000000002B2000-memory.dmp

Filesize
8KB

Download
memory/1948-74-0x00000000027B0000-0x00000000027EA000-memory.dmp

Filesize
232KB

Download
memory/1948-5-0x0000000076EFF000-0x0000000076F00000-memory.dmp

Filesize
4KB

Download
memory/1948-1-0x0000000000400000-0x0000000000439CD4-memory.dmp

Filesize
231KB

Download
memory/1948-7-0x0000000076F00000-0x0000000076F01000-memory.dmp

Filesize
4KB

Download
memory/1948-6-0x0000000000450000-0x0000000000451000-memory.dmp

Filesize
4KB

Download
memory/1948-69-0x00000000027B0000-0x00000000027EA000-memory.dmp

Filesize
232KB

Download
memory/1948-81-0x00000000027C0000-0x00000000027FA000-memory.dmp

Filesize
232KB

Download
memory/1948-64-0x0000000000400000-0x0000000000439CD4-memory.dmp

Filesize
231KB

Download
memory/1948-4-0x0000000000440000-0x0000000000441000-memory.dmp

Filesize
4KB

Download
memory/1948-82-0x00000000027C0000-0x00000000027FA000-memory.dmp

Filesize
232KB

Download
memory/2804-89-0x0000000000400000-0x0000000000439CD4-memory.dmp

Filesize
231KB

Download
memory/2804-91-0x0000000000400000-0x0000000000439CD4-memory.dmp

Filesize
231KB

Download
memory/2804-87-0x0000000000230000-0x0000000000232000-memory.dmp

Filesize
8KB

Download
memory/2804-86-0x0000000000400000-0x0000000000439CD4-memory.dmp

Filesize
231KB

Download
memory/2912-29-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2912-57-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2912-56-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2912-55-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2912-54-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2912-59-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2912-60-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2912-62-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2912-63-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2912-61-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2912-58-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2912-35-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2912-52-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2912-44-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2912-45-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2912-92-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2912-93-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2912-94-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2912-95-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2912-96-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2912-97-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2912-98-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2912-99-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2912-100-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download
memory/2912-101-0x0000000020010000-0x000000002002C000-memory.dmp

Filesize
112KB

Download