ramnit | c25191b85d1b9958ca2f67b8a5857c18350ec221030b633ea69f45df964c65cd

Analysis

max time kernel
150s
max time network
143s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
05/09/2024, 21:47

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General

Target

ce03784b793fe6bd73a9f28161b971e8_JaffaCakes118.exe
Size

139KB
MD5

ce03784b793fe6bd73a9f28161b971e8
SHA1

080b4cca1ab2a42fd4f453cfc0183b9f44c4b526
SHA256

c25191b85d1b9958ca2f67b8a5857c18350ec221030b633ea69f45df964c65cd
SHA512

c69f1c417d2d9fd04613b0536ad112c6bd99f0edf7ede459b48bf67418bf340e17b26b05f5dad1dc81df541ebf53534903122d2b617ae99a69dcf4ff37efc599
SSDEEP

3072:YrBmh/F9sg1tC3W5k68+D64nWDQY5Sp2bp3nhWT7xPT/fzCr6vqv:YK/F9sBW5k6a4WDkp2d34dcwQ

Score

10^/10

ramnit banker defense_evasion discovery 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\\osanhanq\\wvrarath.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\wvrarath.exe	svchost.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\wvrarath.exe	svchost.exe

Executes dropped EXE 2 IoCs

pid	Process
2328	ce03784b793fe6bd73a9f28161b971e8_JaffaCakes118mgr.exe
1248	oeputcvntuabynig.exe

Impair Defenses: Safe Mode Boot 1 TTPs 3 IoCs

defense_evasion

Safe Mode Boot

T1562.009

description	ioc	Process
Key deleted	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\Power	svchost.exe
Key deleted	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\WinDefend	svchost.exe
Key deleted	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\ProfSvc	svchost.exe

Loads dropped DLL 6 IoCs

pid	Process
1700	ce03784b793fe6bd73a9f28161b971e8_JaffaCakes118.exe
1700	ce03784b793fe6bd73a9f28161b971e8_JaffaCakes118.exe
2328	ce03784b793fe6bd73a9f28161b971e8_JaffaCakes118mgr.exe
2328	ce03784b793fe6bd73a9f28161b971e8_JaffaCakes118mgr.exe
2328	ce03784b793fe6bd73a9f28161b971e8_JaffaCakes118mgr.exe
2328	ce03784b793fe6bd73a9f28161b971e8_JaffaCakes118mgr.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-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Windows\CurrentVersion\Run\WvrArath = "C:\\Users\\Admin\\AppData\\Local\\osanhanq\\wvrarath.exe"	svchost.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	oeputcvntuabynig.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ce03784b793fe6bd73a9f28161b971e8_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ce03784b793fe6bd73a9f28161b971e8_JaffaCakes118mgr.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe
2736	svchost.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
472	Process not Found

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeSecurityPrivilege	2328	ce03784b793fe6bd73a9f28161b971e8_JaffaCakes118mgr.exe
Token: SeDebugPrivilege	2328	ce03784b793fe6bd73a9f28161b971e8_JaffaCakes118mgr.exe
Token: SeSecurityPrivilege	2372	svchost.exe
Token: SeSecurityPrivilege	2736	svchost.exe
Token: SeDebugPrivilege	2736	svchost.exe
Token: SeRestorePrivilege	2736	svchost.exe
Token: SeBackupPrivilege	2736	svchost.exe
Token: SeRestorePrivilege	2736	svchost.exe
Token: SeBackupPrivilege	2736	svchost.exe
Token: SeRestorePrivilege	2736	svchost.exe
Token: SeBackupPrivilege	2736	svchost.exe
Token: SeRestorePrivilege	2736	svchost.exe
Token: SeBackupPrivilege	2736	svchost.exe
Token: SeRestorePrivilege	2736	svchost.exe
Token: SeBackupPrivilege	2736	svchost.exe
Token: SeRestorePrivilege	2736	svchost.exe
Token: SeBackupPrivilege	2736	svchost.exe
Token: SeSecurityPrivilege	1248	oeputcvntuabynig.exe
Token: SeLoadDriverPrivilege	1248	oeputcvntuabynig.exe
Token: SeRestorePrivilege	2736	svchost.exe
Token: SeBackupPrivilege	2736	svchost.exe
Token: SeRestorePrivilege	2736	svchost.exe
Token: SeBackupPrivilege	2736	svchost.exe
Token: SeRestorePrivilege	2736	svchost.exe
Token: SeBackupPrivilege	2736	svchost.exe
Token: SeRestorePrivilege	2736	svchost.exe
Token: SeBackupPrivilege	2736	svchost.exe
Token: SeRestorePrivilege	2736	svchost.exe
Token: SeBackupPrivilege	2736	svchost.exe
Token: SeRestorePrivilege	2736	svchost.exe
Token: SeBackupPrivilege	2736	svchost.exe
Token: SeRestorePrivilege	2736	svchost.exe
Token: SeBackupPrivilege	2736	svchost.exe
Token: SeRestorePrivilege	2736	svchost.exe
Token: SeBackupPrivilege	2736	svchost.exe
Token: SeRestorePrivilege	2736	svchost.exe
Token: SeBackupPrivilege	2736	svchost.exe
Token: SeRestorePrivilege	2736	svchost.exe
Token: SeBackupPrivilege	2736	svchost.exe
Token: SeRestorePrivilege	2736	svchost.exe
Token: SeBackupPrivilege	2736	svchost.exe
Token: SeRestorePrivilege	2736	svchost.exe
Token: SeBackupPrivilege	2736	svchost.exe
Token: SeRestorePrivilege	2736	svchost.exe
Token: SeBackupPrivilege	2736	svchost.exe
Token: SeRestorePrivilege	2736	svchost.exe
Token: SeBackupPrivilege	2736	svchost.exe
Token: SeRestorePrivilege	2736	svchost.exe
Token: SeBackupPrivilege	2736	svchost.exe
Token: SeRestorePrivilege	2736	svchost.exe
Token: SeBackupPrivilege	2736	svchost.exe
Token: SeRestorePrivilege	2736	svchost.exe
Token: SeBackupPrivilege	2736	svchost.exe
Token: SeRestorePrivilege	2736	svchost.exe
Token: SeBackupPrivilege	2736	svchost.exe
Token: SeRestorePrivilege	2736	svchost.exe
Token: SeBackupPrivilege	2736	svchost.exe
Token: SeRestorePrivilege	2736	svchost.exe
Token: SeBackupPrivilege	2736	svchost.exe
Token: SeRestorePrivilege	2736	svchost.exe
Token: SeBackupPrivilege	2736	svchost.exe
Token: SeRestorePrivilege	2736	svchost.exe
Token: SeBackupPrivilege	2736	svchost.exe
Token: SeRestorePrivilege	2736	svchost.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 1700 wrote to memory of 2328	1700	ce03784b793fe6bd73a9f28161b971e8_JaffaCakes118.exe	30
PID 1700 wrote to memory of 2328	1700	ce03784b793fe6bd73a9f28161b971e8_JaffaCakes118.exe	30
PID 1700 wrote to memory of 2328	1700	ce03784b793fe6bd73a9f28161b971e8_JaffaCakes118.exe	30
PID 1700 wrote to memory of 2328	1700	ce03784b793fe6bd73a9f28161b971e8_JaffaCakes118.exe	30
PID 2328 wrote to memory of 2372	2328	ce03784b793fe6bd73a9f28161b971e8_JaffaCakes118mgr.exe	31
PID 2328 wrote to memory of 2372	2328	ce03784b793fe6bd73a9f28161b971e8_JaffaCakes118mgr.exe	31
PID 2328 wrote to memory of 2372	2328	ce03784b793fe6bd73a9f28161b971e8_JaffaCakes118mgr.exe	31
PID 2328 wrote to memory of 2372	2328	ce03784b793fe6bd73a9f28161b971e8_JaffaCakes118mgr.exe	31
PID 2328 wrote to memory of 2372	2328	ce03784b793fe6bd73a9f28161b971e8_JaffaCakes118mgr.exe	31
PID 2328 wrote to memory of 2372	2328	ce03784b793fe6bd73a9f28161b971e8_JaffaCakes118mgr.exe	31
PID 2328 wrote to memory of 2372	2328	ce03784b793fe6bd73a9f28161b971e8_JaffaCakes118mgr.exe	31
PID 2328 wrote to memory of 2372	2328	ce03784b793fe6bd73a9f28161b971e8_JaffaCakes118mgr.exe	31
PID 2328 wrote to memory of 2372	2328	ce03784b793fe6bd73a9f28161b971e8_JaffaCakes118mgr.exe	31
PID 2328 wrote to memory of 2372	2328	ce03784b793fe6bd73a9f28161b971e8_JaffaCakes118mgr.exe	31
PID 2328 wrote to memory of 2736	2328	ce03784b793fe6bd73a9f28161b971e8_JaffaCakes118mgr.exe	32
PID 2328 wrote to memory of 2736	2328	ce03784b793fe6bd73a9f28161b971e8_JaffaCakes118mgr.exe	32
PID 2328 wrote to memory of 2736	2328	ce03784b793fe6bd73a9f28161b971e8_JaffaCakes118mgr.exe	32
PID 2328 wrote to memory of 2736	2328	ce03784b793fe6bd73a9f28161b971e8_JaffaCakes118mgr.exe	32
PID 2328 wrote to memory of 2736	2328	ce03784b793fe6bd73a9f28161b971e8_JaffaCakes118mgr.exe	32
PID 2328 wrote to memory of 2736	2328	ce03784b793fe6bd73a9f28161b971e8_JaffaCakes118mgr.exe	32
PID 2328 wrote to memory of 2736	2328	ce03784b793fe6bd73a9f28161b971e8_JaffaCakes118mgr.exe	32
PID 2328 wrote to memory of 2736	2328	ce03784b793fe6bd73a9f28161b971e8_JaffaCakes118mgr.exe	32
PID 2328 wrote to memory of 2736	2328	ce03784b793fe6bd73a9f28161b971e8_JaffaCakes118mgr.exe	32
PID 2328 wrote to memory of 2736	2328	ce03784b793fe6bd73a9f28161b971e8_JaffaCakes118mgr.exe	32
PID 2328 wrote to memory of 1248	2328	ce03784b793fe6bd73a9f28161b971e8_JaffaCakes118mgr.exe	33
PID 2328 wrote to memory of 1248	2328	ce03784b793fe6bd73a9f28161b971e8_JaffaCakes118mgr.exe	33
PID 2328 wrote to memory of 1248	2328	ce03784b793fe6bd73a9f28161b971e8_JaffaCakes118mgr.exe	33
PID 2328 wrote to memory of 1248	2328	ce03784b793fe6bd73a9f28161b971e8_JaffaCakes118mgr.exe	33

C:\Users\Admin\AppData\Local\Temp\ce03784b793fe6bd73a9f28161b971e8_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ce03784b793fe6bd73a9f28161b971e8_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1700
- C:\Users\Admin\AppData\Local\Temp\ce03784b793fe6bd73a9f28161b971e8_JaffaCakes118mgr.exe
  C:\Users\Admin\AppData\Local\Temp\ce03784b793fe6bd73a9f28161b971e8_JaffaCakes118mgr.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2328
- - C:\Windows\SysWOW64\svchost.exe
    C:\Windows\system32\svchost.exe
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:2372
- - C:\Windows\SysWOW64\svchost.exe
    C:\Windows\system32\svchost.exe
    3⤵
    - Modifies WinLogon for persistence
    - UAC bypass
    - Checks BIOS information in registry
    - Drops startup file
    - Impair Defenses: Safe Mode Boot
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2736
- - C:\Users\Admin\AppData\Local\Temp\oeputcvntuabynig.exe
    "C:\Users\Admin\AppData\Local\Temp\oeputcvntuabynig.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:1248

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

Safe Mode Boot

T1562.009

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\ce03784b793fe6bd73a9f28161b971e8_JaffaCakes118mgr.exe

Filesize
111KB

MD5
377c2a0fae7a9f5bc5e95a39147d7909

SHA1
6d2392e3deca702d0af050d45cbcf69e680ee214

SHA256
04fe003844a563236d178ea568dcbf5a8ec8a51efa8ae8fce3964860259b5637

SHA512
cef0b25b877c4ee5a78fc0f7ad76f51a4fae504db3dfeb7f0ba66e9cfc2dd0ab32274ec72e6c89ceb73ff4126d7fce72714160bbd3898b095ed6c850576b55a2

Download Submit
memory/1248-99-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1248-95-0x0000000000400000-0x0000000000437E08-memory.dmp

Filesize
223KB

Download
memory/1248-94-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1248-100-0x0000000000400000-0x0000000000437E08-memory.dmp

Filesize
223KB

Download
memory/1700-10-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1700-113-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1700-0-0x0000000000F60000-0x0000000000F86000-memory.dmp

Filesize
152KB

Download
memory/1700-9-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1700-112-0x0000000000F60000-0x0000000000F86000-memory.dmp

Filesize
152KB

Download
memory/2328-36-0x0000000077BEF000-0x0000000077BF0000-memory.dmp

Filesize
4KB

Download
memory/2328-72-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2328-89-0x0000000002900000-0x0000000002938000-memory.dmp

Filesize
224KB

Download
memory/2328-79-0x0000000077BEF000-0x0000000077BF0000-memory.dmp

Filesize
4KB

Download
memory/2328-76-0x00000000028F0000-0x0000000002928000-memory.dmp

Filesize
224KB

Download
memory/2328-73-0x0000000000400000-0x0000000000437E08-memory.dmp

Filesize
223KB

Download
memory/2328-16-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/2328-90-0x0000000002900000-0x0000000002938000-memory.dmp

Filesize
224KB

Download
memory/2328-11-0x0000000000400000-0x0000000000437E08-memory.dmp

Filesize
223KB

Download
memory/2328-17-0x0000000000400000-0x0000000000437E08-memory.dmp

Filesize
223KB

Download
memory/2328-14-0x0000000000400000-0x0000000000437E08-memory.dmp

Filesize
223KB

Download
memory/2328-13-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2372-19-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/2372-21-0x00000000000C0000-0x00000000000C1000-memory.dmp

Filesize
4KB

Download
memory/2372-32-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/2372-33-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/2372-30-0x00000000000C0000-0x00000000000C1000-memory.dmp

Filesize
4KB

Download
memory/2372-34-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/2372-31-0x0000000000110000-0x0000000000111000-memory.dmp

Filesize
4KB

Download
memory/2372-25-0x0000000020010000-0x000000002001C000-memory.dmp

Filesize
48KB

Download
memory/2372-29-0x0000000000120000-0x0000000000121000-memory.dmp

Filesize
4KB

Download
memory/2736-60-0x0000000020010000-0x0000000020023000-memory.dmp

Filesize
76KB

Download
memory/2736-62-0x0000000020010000-0x0000000020023000-memory.dmp

Filesize
76KB

Download
memory/2736-54-0x0000000020010000-0x0000000020023000-memory.dmp

Filesize
76KB

Download
memory/2736-57-0x0000000020010000-0x0000000020023000-memory.dmp

Filesize
76KB

Download
memory/2736-53-0x0000000020010000-0x0000000020023000-memory.dmp

Filesize
76KB

Download
memory/2736-101-0x0000000020010000-0x0000000020023000-memory.dmp

Filesize
76KB

Download
memory/2736-102-0x0000000020010000-0x0000000020023000-memory.dmp

Filesize
76KB

Download
memory/2736-103-0x0000000020010000-0x0000000020023000-memory.dmp

Filesize
76KB

Download
memory/2736-104-0x0000000020010000-0x0000000020023000-memory.dmp

Filesize
76KB

Download
memory/2736-105-0x0000000020010000-0x0000000020023000-memory.dmp

Filesize
76KB

Download
memory/2736-106-0x0000000020010000-0x0000000020023000-memory.dmp

Filesize
76KB

Download
memory/2736-107-0x0000000020010000-0x0000000020023000-memory.dmp

Filesize
76KB

Download
memory/2736-108-0x0000000020010000-0x0000000020023000-memory.dmp

Filesize
76KB

Download
memory/2736-109-0x0000000020010000-0x0000000020023000-memory.dmp

Filesize
76KB

Download
memory/2736-110-0x0000000020010000-0x0000000020023000-memory.dmp

Filesize
76KB

Download
memory/2736-44-0x0000000020010000-0x0000000020023000-memory.dmp

Filesize
76KB

Download
memory/2736-38-0x0000000020010000-0x0000000020023000-memory.dmp

Filesize
76KB

Download