modiloader | fde70e88928b4a0cef77d78a4de55850f14c78bed0e18a043513c6cc0b52f0e3

General

Target

82c274dcb3de612a11e4899c5eef36c7_JaffaCakes118.exe
Size

141KB
MD5

82c274dcb3de612a11e4899c5eef36c7
SHA1

36a4f1df8fbc0db67205b1d097cbb70bdaef9fa7
SHA256

fde70e88928b4a0cef77d78a4de55850f14c78bed0e18a043513c6cc0b52f0e3
SHA512

9692a3f992f9bc1abf390caeff55c23b262fa6fc3748b158b8f6ac24779c32ebc5d0c35d0b75886d31162814e2cee97dafd9336f75c67c725817a00f4ee27a29
SSDEEP

1536:KGDrwltwAchoGomTRMyH8PJjXQenFbo7QzIbxQOBrEOgNA735LLkp1PEyUgfVTDl:Km+wjDo25wQkb1slvSSULEBQV3pQw

Score

10^/10

modiloader discovery evasion persistence trojan upx

Malware Config

Signatures

ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
trojan modiloader
Modiloader family
modiloader

UAC bypass 3 TTPs 1 IoCs

evasion trojan

Bypass User Account Control

T1548.002

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

mstwain32.exe

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	mstwain32.exe

ModiLoader Second Stage 25 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1784-15-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral1/memory/1784-16-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral1/memory/1784-17-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral1/memory/1784-18-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral1/memory/1784-29-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral1/memory/1576-46-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral1/memory/1576-48-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral1/memory/1576-50-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral1/memory/1576-49-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral1/memory/1576-47-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral1/memory/1576-54-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral1/memory/1576-57-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral1/memory/1576-58-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral1/memory/1576-59-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral1/memory/1576-62-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral1/memory/1576-63-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral1/memory/1576-66-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral1/memory/1576-69-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral1/memory/1576-73-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral1/memory/1576-76-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral1/memory/1576-79-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral1/memory/1576-82-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral1/memory/1576-85-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral1/memory/1576-88-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2
behavioral1/memory/1576-91-0x0000000000400000-0x0000000000451000-memory.dmp	modiloader_stage2

Executes dropped EXE 2 IoCs

Processes:

mstwain32.exemstwain32.exe

pid	Process
2264	mstwain32.exe
1576	mstwain32.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

mstwain32.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\mstwain32 = "C:\\Windows\\mstwain32.exe"	mstwain32.exe

Checks whether UAC is enabled 1 TTPs 3 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

82c274dcb3de612a11e4899c5eef36c7_JaffaCakes118.exemstwain32.exe

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	82c274dcb3de612a11e4899c5eef36c7_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	mstwain32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	mstwain32.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

82c274dcb3de612a11e4899c5eef36c7_JaffaCakes118.exemstwain32.exe

description	pid	Process	procid_target
PID 1992 set thread context of 1784	1992	82c274dcb3de612a11e4899c5eef36c7_JaffaCakes118.exe	30
PID 2264 set thread context of 1576	2264	mstwain32.exe	36

UPX packed file 31 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/1784-4-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral1/memory/1784-11-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral1/memory/1784-6-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral1/memory/1784-13-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral1/memory/1784-14-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral1/memory/1784-15-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral1/memory/1784-16-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral1/memory/1784-17-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral1/memory/1784-18-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral1/memory/1784-29-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral1/memory/1576-46-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral1/memory/1576-45-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral1/memory/1576-48-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral1/memory/1576-50-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral1/memory/1576-49-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral1/memory/1576-47-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral1/memory/1576-54-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral1/memory/1576-57-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral1/memory/1576-58-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral1/memory/1576-59-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral1/memory/1576-62-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral1/memory/1576-63-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral1/memory/1576-66-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral1/memory/1576-69-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral1/memory/1576-73-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral1/memory/1576-76-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral1/memory/1576-79-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral1/memory/1576-82-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral1/memory/1576-85-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral1/memory/1576-88-0x0000000000400000-0x0000000000451000-memory.dmp	upx
behavioral1/memory/1576-91-0x0000000000400000-0x0000000000451000-memory.dmp	upx

Drops file in Windows directory 5 IoCs

Processes:

82c274dcb3de612a11e4899c5eef36c7_JaffaCakes118.exemstwain32.exemstwain32.exe

description	ioc	Process
File created	C:\Windows\mstwain32.exe	82c274dcb3de612a11e4899c5eef36c7_JaffaCakes118.exe
File opened for modification	C:\Windows\mstwain32.exe	82c274dcb3de612a11e4899c5eef36c7_JaffaCakes118.exe
File opened for modification	C:\Windows\mstwain32.exe	mstwain32.exe
File created	C:\Windows\ntdtcstp.dll	mstwain32.exe
File created	C:\Windows\cmsetac.dll	mstwain32.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 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

Processes:

82c274dcb3de612a11e4899c5eef36c7_JaffaCakes118.exe82c274dcb3de612a11e4899c5eef36c7_JaffaCakes118.exemstwain32.exemstwain32.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	82c274dcb3de612a11e4899c5eef36c7_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	82c274dcb3de612a11e4899c5eef36c7_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mstwain32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mstwain32.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

82c274dcb3de612a11e4899c5eef36c7_JaffaCakes118.exevssvc.exemstwain32.exe

description	pid	Process
Token: SeDebugPrivilege	1784	82c274dcb3de612a11e4899c5eef36c7_JaffaCakes118.exe
Token: SeBackupPrivilege	2448	vssvc.exe
Token: SeRestorePrivilege	2448	vssvc.exe
Token: SeAuditPrivilege	2448	vssvc.exe
Token: SeDebugPrivilege	1576	mstwain32.exe
Token: SeDebugPrivilege	1576	mstwain32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

82c274dcb3de612a11e4899c5eef36c7_JaffaCakes118.exemstwain32.exemstwain32.exe

pid	Process
1992	82c274dcb3de612a11e4899c5eef36c7_JaffaCakes118.exe
2264	mstwain32.exe
1576	mstwain32.exe
1576	mstwain32.exe

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

82c274dcb3de612a11e4899c5eef36c7_JaffaCakes118.exe82c274dcb3de612a11e4899c5eef36c7_JaffaCakes118.exemstwain32.exe

description	pid	Process	procid_target
PID 1992 wrote to memory of 1784	1992	82c274dcb3de612a11e4899c5eef36c7_JaffaCakes118.exe	30
PID 1992 wrote to memory of 1784	1992	82c274dcb3de612a11e4899c5eef36c7_JaffaCakes118.exe	30
PID 1992 wrote to memory of 1784	1992	82c274dcb3de612a11e4899c5eef36c7_JaffaCakes118.exe	30
PID 1992 wrote to memory of 1784	1992	82c274dcb3de612a11e4899c5eef36c7_JaffaCakes118.exe	30
PID 1992 wrote to memory of 1784	1992	82c274dcb3de612a11e4899c5eef36c7_JaffaCakes118.exe	30
PID 1992 wrote to memory of 1784	1992	82c274dcb3de612a11e4899c5eef36c7_JaffaCakes118.exe	30
PID 1992 wrote to memory of 1784	1992	82c274dcb3de612a11e4899c5eef36c7_JaffaCakes118.exe	30
PID 1992 wrote to memory of 1784	1992	82c274dcb3de612a11e4899c5eef36c7_JaffaCakes118.exe	30
PID 1784 wrote to memory of 2264	1784	82c274dcb3de612a11e4899c5eef36c7_JaffaCakes118.exe	35
PID 1784 wrote to memory of 2264	1784	82c274dcb3de612a11e4899c5eef36c7_JaffaCakes118.exe	35
PID 1784 wrote to memory of 2264	1784	82c274dcb3de612a11e4899c5eef36c7_JaffaCakes118.exe	35
PID 1784 wrote to memory of 2264	1784	82c274dcb3de612a11e4899c5eef36c7_JaffaCakes118.exe	35
PID 2264 wrote to memory of 1576	2264	mstwain32.exe	36
PID 2264 wrote to memory of 1576	2264	mstwain32.exe	36
PID 2264 wrote to memory of 1576	2264	mstwain32.exe	36
PID 2264 wrote to memory of 1576	2264	mstwain32.exe	36
PID 2264 wrote to memory of 1576	2264	mstwain32.exe	36
PID 2264 wrote to memory of 1576	2264	mstwain32.exe	36
PID 2264 wrote to memory of 1576	2264	mstwain32.exe	36
PID 2264 wrote to memory of 1576	2264	mstwain32.exe	36

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

T1112

Processes:

mstwain32.exe

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	mstwain32.exe

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

C:\Users\Admin\AppData\Local\Temp\82c274dcb3de612a11e4899c5eef36c7_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\82c274dcb3de612a11e4899c5eef36c7_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1992
- C:\Users\Admin\AppData\Local\Temp\82c274dcb3de612a11e4899c5eef36c7_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\82c274dcb3de612a11e4899c5eef36c7_JaffaCakes118.exe
  2⤵
  - Checks whether UAC is enabled
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1784
- - C:\Windows\mstwain32.exe
    "C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\82c274dcb3de612a11e4899c5eef36c7_JaffaCakes118.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Drops file in Windows directory
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2264
  - - C:\Windows\mstwain32.exe
      C:\Windows\mstwain32.exe
      4⤵
      UAC bypass
      Executes dropped EXE
      Adds Run key to start application
      Checks whether UAC is enabled
      Drops file in Windows directory
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      System policy modification
      PID:1576

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2448

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Abuse Elevation Control Mechanism

1

T1548

Bypass User Account Control

1

T1548.002

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Abuse Elevation Control Mechanism

1

T1548

Bypass User Account Control

1

T1548.002

Impair Defenses

1

T1562

Disable or Modify Tools

Modify Registry

Credential Access

Discovery

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\mstwain32.exe

Filesize
141KB

MD5
82c274dcb3de612a11e4899c5eef36c7

SHA1
36a4f1df8fbc0db67205b1d097cbb70bdaef9fa7

SHA256
fde70e88928b4a0cef77d78a4de55850f14c78bed0e18a043513c6cc0b52f0e3

SHA512
9692a3f992f9bc1abf390caeff55c23b262fa6fc3748b158b8f6ac24779c32ebc5d0c35d0b75886d31162814e2cee97dafd9336f75c67c725817a00f4ee27a29

Download Submit
memory/1576-63-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1576-73-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1576-49-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1576-47-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1576-91-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1576-88-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1576-85-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1576-82-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1576-79-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1576-54-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1576-76-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1576-59-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1576-46-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1576-45-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1576-48-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1576-50-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1576-69-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1576-66-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1576-62-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1576-55-0x00000000004F0000-0x00000000004FE000-memory.dmp

Filesize
56KB

Download
memory/1576-57-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1576-58-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1576-61-0x00000000004F0000-0x00000000004FE000-memory.dmp

Filesize
56KB

Download
memory/1576-60-0x0000000000330000-0x0000000000338000-memory.dmp

Filesize
32KB

Download
memory/1784-18-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1784-11-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1784-2-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1784-6-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1784-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1784-4-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1784-29-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1784-17-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1784-16-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1784-15-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1784-14-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1784-13-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads