modiloader | 451e829fd61d614568425ea22f06ea504b13b4471423e4248438a3c29a7db964

General

Target

d183527866bece0882cf01d1868fcca1_JaffaCakes118.exe
Size

654KB
MD5

d183527866bece0882cf01d1868fcca1
SHA1

5a3e30a950b27ecab79480ba874dc4ac4824bd85
SHA256

451e829fd61d614568425ea22f06ea504b13b4471423e4248438a3c29a7db964
SHA512

4e49a17444a1cfdf0c5b0dc27d1c583f732ae9c5b13a5cceab08900070169dba65b9215c07e314f181beb42a2b96e8bdcafefda470f0f60e37ea41aacd7e51da
SSDEEP

12288:NHLUMuiv9RgfSjAzRty9jpJkT1uxp62KW8CcCzyU56RZv+HFkZRCOK:1tAR2XkEv8W8CcQy2U1VZR6

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

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"	mstwain32.exe

ModiLoader Second Stage 22 IoCs

resource	yara_rule
behavioral1/memory/2740-15-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2740-20-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2740-17-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2740-14-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2740-11-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2740-9-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2740-8-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2740-21-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2740-5-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2740-22-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2740-33-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2408-53-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2408-55-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2408-61-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2408-62-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2408-65-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2408-68-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2408-71-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2408-74-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2408-78-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2408-81-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2408-84-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2

Executes dropped EXE 2 IoCs

pid	Process
2248	mstwain32.exe
2408	mstwain32.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3012-0-0x0000000000400000-0x00000000004E6000-memory.dmp	upx
behavioral1/memory/3012-19-0x0000000000400000-0x00000000004E6000-memory.dmp	upx
behavioral1/files/0x00060000000055d7-32.dat	upx
behavioral1/memory/2248-34-0x0000000000400000-0x00000000004E6000-memory.dmp	upx
behavioral1/memory/2248-54-0x0000000000400000-0x00000000004E6000-memory.dmp	upx

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-1-5-21-3290804112-2823094203-3137964600-1000\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

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	d183527866bece0882cf01d1868fcca1_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

AutoIT Executable 3 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/memory/3012-19-0x0000000000400000-0x00000000004E6000-memory.dmp	autoit_exe
behavioral1/memory/2248-34-0x0000000000400000-0x00000000004E6000-memory.dmp	autoit_exe
behavioral1/memory/2248-54-0x0000000000400000-0x00000000004E6000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 3012 set thread context of 2740	3012	d183527866bece0882cf01d1868fcca1_JaffaCakes118.exe	30
PID 2248 set thread context of 2408	2248	mstwain32.exe	35

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\mstwain32.exe	d183527866bece0882cf01d1868fcca1_JaffaCakes118.exe
File opened for modification	C:\Windows\mstwain32.exe	d183527866bece0882cf01d1868fcca1_JaffaCakes118.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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d183527866bece0882cf01d1868fcca1_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d183527866bece0882cf01d1868fcca1_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

description	pid	Process
Token: SeDebugPrivilege	2740	d183527866bece0882cf01d1868fcca1_JaffaCakes118.exe
Token: SeBackupPrivilege	2700	vssvc.exe
Token: SeRestorePrivilege	2700	vssvc.exe
Token: SeAuditPrivilege	2700	vssvc.exe
Token: SeDebugPrivilege	2408	mstwain32.exe
Token: SeDebugPrivilege	2408	mstwain32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2408	mstwain32.exe
2408	mstwain32.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 3012 wrote to memory of 2740	3012	d183527866bece0882cf01d1868fcca1_JaffaCakes118.exe	30
PID 3012 wrote to memory of 2740	3012	d183527866bece0882cf01d1868fcca1_JaffaCakes118.exe	30
PID 3012 wrote to memory of 2740	3012	d183527866bece0882cf01d1868fcca1_JaffaCakes118.exe	30
PID 3012 wrote to memory of 2740	3012	d183527866bece0882cf01d1868fcca1_JaffaCakes118.exe	30
PID 3012 wrote to memory of 2740	3012	d183527866bece0882cf01d1868fcca1_JaffaCakes118.exe	30
PID 3012 wrote to memory of 2740	3012	d183527866bece0882cf01d1868fcca1_JaffaCakes118.exe	30
PID 3012 wrote to memory of 2740	3012	d183527866bece0882cf01d1868fcca1_JaffaCakes118.exe	30
PID 3012 wrote to memory of 2740	3012	d183527866bece0882cf01d1868fcca1_JaffaCakes118.exe	30
PID 3012 wrote to memory of 2740	3012	d183527866bece0882cf01d1868fcca1_JaffaCakes118.exe	30
PID 3012 wrote to memory of 2740	3012	d183527866bece0882cf01d1868fcca1_JaffaCakes118.exe	30
PID 3012 wrote to memory of 2740	3012	d183527866bece0882cf01d1868fcca1_JaffaCakes118.exe	30
PID 2740 wrote to memory of 2248	2740	d183527866bece0882cf01d1868fcca1_JaffaCakes118.exe	34
PID 2740 wrote to memory of 2248	2740	d183527866bece0882cf01d1868fcca1_JaffaCakes118.exe	34
PID 2740 wrote to memory of 2248	2740	d183527866bece0882cf01d1868fcca1_JaffaCakes118.exe	34
PID 2740 wrote to memory of 2248	2740	d183527866bece0882cf01d1868fcca1_JaffaCakes118.exe	34
PID 2248 wrote to memory of 2408	2248	mstwain32.exe	35
PID 2248 wrote to memory of 2408	2248	mstwain32.exe	35
PID 2248 wrote to memory of 2408	2248	mstwain32.exe	35
PID 2248 wrote to memory of 2408	2248	mstwain32.exe	35
PID 2248 wrote to memory of 2408	2248	mstwain32.exe	35
PID 2248 wrote to memory of 2408	2248	mstwain32.exe	35
PID 2248 wrote to memory of 2408	2248	mstwain32.exe	35
PID 2248 wrote to memory of 2408	2248	mstwain32.exe	35
PID 2248 wrote to memory of 2408	2248	mstwain32.exe	35
PID 2248 wrote to memory of 2408	2248	mstwain32.exe	35
PID 2248 wrote to memory of 2408	2248	mstwain32.exe	35

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

T1112

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\d183527866bece0882cf01d1868fcca1_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\d183527866bece0882cf01d1868fcca1_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3012
- C:\Users\Admin\AppData\Local\Temp\d183527866bece0882cf01d1868fcca1_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\d183527866bece0882cf01d1868fcca1_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:2740
- - C:\Windows\mstwain32.exe
    "C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\d183527866bece0882cf01d1868fcca1_JaffaCakes118.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2248
  - - 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:2408

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2700

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
654KB

MD5
d183527866bece0882cf01d1868fcca1

SHA1
5a3e30a950b27ecab79480ba874dc4ac4824bd85

SHA256
451e829fd61d614568425ea22f06ea504b13b4471423e4248438a3c29a7db964

SHA512
4e49a17444a1cfdf0c5b0dc27d1c583f732ae9c5b13a5cceab08900070169dba65b9215c07e314f181beb42a2b96e8bdcafefda470f0f60e37ea41aacd7e51da

Download Submit
memory/2248-34-0x0000000000400000-0x00000000004E6000-memory.dmp

Filesize
920KB

Download
memory/2248-54-0x0000000000400000-0x00000000004E6000-memory.dmp

Filesize
920KB

Download
memory/2408-63-0x00000000001D0000-0x00000000001D8000-memory.dmp

Filesize
32KB

Download
memory/2408-62-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2408-71-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2408-68-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2408-65-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2408-78-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2408-64-0x00000000004D0000-0x00000000004DE000-memory.dmp

Filesize
56KB

Download
memory/2408-74-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2408-61-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2408-59-0x00000000004D0000-0x00000000004DE000-memory.dmp

Filesize
56KB

Download
memory/2408-55-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2408-53-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2408-81-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2408-84-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2740-8-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2740-21-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2740-29-0x00000000004B0000-0x00000000004F0000-memory.dmp

Filesize
256KB

Download
memory/2740-31-0x0000000004FF0000-0x00000000050D6000-memory.dmp

Filesize
920KB

Download
memory/2740-26-0x0000000002BB0000-0x0000000002BC0000-memory.dmp

Filesize
64KB

Download
memory/2740-22-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2740-1-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2740-3-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2740-5-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2740-33-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2740-15-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2740-9-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2740-11-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2740-14-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2740-20-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2740-17-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3012-16-0x00000000035C0000-0x00000000036A6000-memory.dmp

Filesize
920KB

Download
memory/3012-0-0x0000000000400000-0x00000000004E6000-memory.dmp

Filesize
920KB

Download
memory/3012-19-0x0000000000400000-0x00000000004E6000-memory.dmp

Filesize
920KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads