51b3773145652b5d559396a08e1282a3a1d92d4df473f774d61791386fca0598

Analysis

max time kernel
599s
max time network
597s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22-11-2024 03:09

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General

Target

Transazione.Pdf______________________________________________________________.exe
Size

443KB
MD5

e982953f4b15ad41dbccb13a09970214
SHA1

152b6ec0bda40347968c560f370e8f2089cb0436
SHA256

4c953b87b35c7764a32cbcde63ea1fb2f1563883f28ef209718604c48ba497e3
SHA512

60d9dc59ad324523ecc5f6933aada9a13cb5e9c67ba0b0e60007d784e17194da2e7308050ce1084c377a965a58bd846fd065c4589c5bc169666915fb557e6124
SSDEEP

6144:IzexeLzWAewqagVdgv0mzsWZwGoMaRxgbQGsaYVbW6kbqbsL1GeD69wwBKZ9+:vxeHWAdQg/zjwGoMG/Vybqb01GeD0wT+

Score

9^/10

collection defense_evasion discovery evasion execution impact persistence ransomware trojan

Malware Config

Signatures

Deletes shadow copies 3 TTPs
Ransomware often targets backup files to inhibit system recovery.
ransomware defense_evasion impact execution

File Deletion
T1070.004

Inhibit System Recovery
T1490

Windows Management Instrumentation
T1047

Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts	explorer.exe

Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	explorer.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\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\uqidaken = "C:\\Windows\\omumonim.exe"	explorer.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	Transazione.Pdf______________________________________________________________.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2664 set thread context of 2808	2664	Transazione.Pdf______________________________________________________________.exe	31
PID 2808 set thread context of 2568	2808	Transazione.Pdf______________________________________________________________.exe	32

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\omumonim.exe	explorer.exe
File created	C:\Windows\omumonim.exe	explorer.exe

System Location Discovery: System Language Discovery 1 TTPs 4 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	vssadmin.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Transazione.Pdf______________________________________________________________.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Transazione.Pdf______________________________________________________________.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	explorer.exe

Interacts with shadow copies 3 TTPs 1 IoCs

Shadow copies are often targeted by ransomware to inhibit system recovery.

ransomware

File Deletion

T1070.004

Inhibit System Recovery

T1490

Direct Volume Access

T1006

pid	Process
2532	vssadmin.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeBackupPrivilege	2372	vssvc.exe
Token: SeRestorePrivilege	2372	vssvc.exe
Token: SeAuditPrivilege	2372	vssvc.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 2664 wrote to memory of 2808	2664	Transazione.Pdf______________________________________________________________.exe	31
PID 2664 wrote to memory of 2808	2664	Transazione.Pdf______________________________________________________________.exe	31
PID 2664 wrote to memory of 2808	2664	Transazione.Pdf______________________________________________________________.exe	31
PID 2664 wrote to memory of 2808	2664	Transazione.Pdf______________________________________________________________.exe	31
PID 2664 wrote to memory of 2808	2664	Transazione.Pdf______________________________________________________________.exe	31
PID 2664 wrote to memory of 2808	2664	Transazione.Pdf______________________________________________________________.exe	31
PID 2664 wrote to memory of 2808	2664	Transazione.Pdf______________________________________________________________.exe	31
PID 2664 wrote to memory of 2808	2664	Transazione.Pdf______________________________________________________________.exe	31
PID 2664 wrote to memory of 2808	2664	Transazione.Pdf______________________________________________________________.exe	31
PID 2664 wrote to memory of 2808	2664	Transazione.Pdf______________________________________________________________.exe	31
PID 2664 wrote to memory of 2808	2664	Transazione.Pdf______________________________________________________________.exe	31
PID 2808 wrote to memory of 2568	2808	Transazione.Pdf______________________________________________________________.exe	32
PID 2808 wrote to memory of 2568	2808	Transazione.Pdf______________________________________________________________.exe	32
PID 2808 wrote to memory of 2568	2808	Transazione.Pdf______________________________________________________________.exe	32
PID 2808 wrote to memory of 2568	2808	Transazione.Pdf______________________________________________________________.exe	32
PID 2808 wrote to memory of 2568	2808	Transazione.Pdf______________________________________________________________.exe	32
PID 2568 wrote to memory of 2532	2568	explorer.exe	33
PID 2568 wrote to memory of 2532	2568	explorer.exe	33
PID 2568 wrote to memory of 2532	2568	explorer.exe	33
PID 2568 wrote to memory of 2532	2568	explorer.exe	33

Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	explorer.exe

C:\Users\Admin\AppData\Local\Temp\Transazione.Pdf______________________________________________________________.exe
"C:\Users\Admin\AppData\Local\Temp\Transazione.Pdf______________________________________________________________.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2664
- C:\Users\Admin\AppData\Local\Temp\Transazione.Pdf______________________________________________________________.exe
  "C:\Users\Admin\AppData\Local\Temp\Transazione.Pdf______________________________________________________________.exe"
  2⤵
  - Checks whether UAC is enabled
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2808
- - C:\Windows\SysWOW64\explorer.exe
    "C:\Windows\system32\explorer.exe"
    3⤵
    - Accesses Microsoft Outlook accounts
    - Accesses Microsoft Outlook profiles
    - Adds Run key to start application
    - Drops file in Windows directory
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    - outlook_win_path
    PID:2568
  - - C:\Windows\SysWOW64\vssadmin.exe
      vssadmin.exe Delete Shadows /All /Quiet
      4⤵
      System Location Discovery: System Language Discovery
      Interacts with shadow copies
      PID:2532

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2372

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Windows Management Instrumentation

T1047

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Direct Volume Access

T1006

Indicator Removal

T1070

File Deletion

T1070.004

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

Inhibit System Recovery

T1490

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Downloads

C:\ProgramData\orejemyruredyvik\01000000

Filesize
443KB

MD5
e982953f4b15ad41dbccb13a09970214

SHA1
152b6ec0bda40347968c560f370e8f2089cb0436

SHA256
4c953b87b35c7764a32cbcde63ea1fb2f1563883f28ef209718604c48ba497e3

SHA512
60d9dc59ad324523ecc5f6933aada9a13cb5e9c67ba0b0e60007d784e17194da2e7308050ce1084c377a965a58bd846fd065c4589c5bc169666915fb557e6124

Download Submit
memory/2568-20-0x00000000000C0000-0x00000000000FD000-memory.dmp

Filesize
244KB

Download
memory/2568-33-0x00000000000C0000-0x00000000000FD000-memory.dmp

Filesize
244KB

Download
memory/2568-32-0x00000000000C0000-0x00000000000FD000-memory.dmp

Filesize
244KB

Download
memory/2568-27-0x00000000000C0000-0x00000000000FD000-memory.dmp

Filesize
244KB

Download
memory/2568-19-0x00000000000C0000-0x00000000000FD000-memory.dmp

Filesize
244KB

Download
memory/2808-6-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2808-7-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2808-0-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2808-13-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2808-9-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2808-11-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2808-31-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2808-18-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2808-16-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2808-15-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2808-2-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads