modiloader | ab8dbda7436c92725e7277ecfdd5032c121234869b3ad5a7a242bdb901137892

General

Target

JaffaCakes118_002b884cf0e232e73296ef2320b40e76.exe
Size

522KB
MD5

002b884cf0e232e73296ef2320b40e76
SHA1

8412876182573da1c0d007b6541816495354a968
SHA256

ab8dbda7436c92725e7277ecfdd5032c121234869b3ad5a7a242bdb901137892
SHA512

3375f5152d4d59b5e205748ff1186168da52172811a839482cd84ae9d735ddf739d9ded9f05df46c4f2782e74c787fabc7bb91cffdea75513a45dfb137594d3e
SSDEEP

6144:XQZMksZvWPR9XdpbHgO8WOEzEnEQSdmoDyIqNblrz0vZuVPuwNHn:hJebN85EzEnHwYIUlrz0huVxHn

Score

10^/10

modiloader defense_evasion discovery 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

defense_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 23 IoCs

resource	yara_rule
behavioral2/memory/1556-7-0x0000000000400000-0x000000000044F000-memory.dmp	modiloader_stage2
behavioral2/memory/1556-8-0x0000000000400000-0x000000000044F000-memory.dmp	modiloader_stage2
behavioral2/memory/1556-9-0x0000000000400000-0x000000000044F000-memory.dmp	modiloader_stage2
behavioral2/memory/1556-23-0x0000000000400000-0x000000000044F000-memory.dmp	modiloader_stage2
behavioral2/memory/1304-31-0x0000000000400000-0x000000000044F000-memory.dmp	modiloader_stage2
behavioral2/memory/1304-32-0x0000000000400000-0x000000000044F000-memory.dmp	modiloader_stage2
behavioral2/memory/1304-33-0x0000000000400000-0x000000000044F000-memory.dmp	modiloader_stage2
behavioral2/memory/1304-45-0x0000000000400000-0x000000000044F000-memory.dmp	modiloader_stage2
behavioral2/memory/1304-46-0x0000000000400000-0x000000000044F000-memory.dmp	modiloader_stage2
behavioral2/memory/1304-49-0x0000000000400000-0x000000000044F000-memory.dmp	modiloader_stage2
behavioral2/memory/1304-50-0x0000000000400000-0x000000000044F000-memory.dmp	modiloader_stage2
behavioral2/memory/1304-53-0x0000000000400000-0x000000000044F000-memory.dmp	modiloader_stage2
behavioral2/memory/1304-56-0x0000000000400000-0x000000000044F000-memory.dmp	modiloader_stage2
behavioral2/memory/1304-59-0x0000000000400000-0x000000000044F000-memory.dmp	modiloader_stage2
behavioral2/memory/1304-62-0x0000000000400000-0x000000000044F000-memory.dmp	modiloader_stage2
behavioral2/memory/1304-65-0x0000000000400000-0x000000000044F000-memory.dmp	modiloader_stage2
behavioral2/memory/1304-68-0x0000000000400000-0x000000000044F000-memory.dmp	modiloader_stage2
behavioral2/memory/1304-71-0x0000000000400000-0x000000000044F000-memory.dmp	modiloader_stage2
behavioral2/memory/1304-74-0x0000000000400000-0x000000000044F000-memory.dmp	modiloader_stage2
behavioral2/memory/1304-77-0x0000000000400000-0x000000000044F000-memory.dmp	modiloader_stage2
behavioral2/memory/1304-80-0x0000000000400000-0x000000000044F000-memory.dmp	modiloader_stage2
behavioral2/memory/1304-83-0x0000000000400000-0x000000000044F000-memory.dmp	modiloader_stage2
behavioral2/memory/1304-86-0x0000000000400000-0x000000000044F000-memory.dmp	modiloader_stage2

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	JaffaCakes118_002b884cf0e232e73296ef2320b40e76.exe

Executes dropped EXE 2 IoCs

pid	Process
2440	mstwain32.exe
1304	mstwain32.exe

Loads dropped DLL 4 IoCs

pid	Process
1304	mstwain32.exe
1304	mstwain32.exe
1304	mstwain32.exe
1304	mstwain32.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-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mstwain32 = "C:\\Windows\\mstwain32.exe"	mstwain32.exe

Checks whether UAC is enabled 1 TTPs 3 IoCs

defense_evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	JaffaCakes118_002b884cf0e232e73296ef2320b40e76.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

description	pid	Process	procid_target
PID 3748 set thread context of 1556	3748	JaffaCakes118_002b884cf0e232e73296ef2320b40e76.exe	83
PID 2440 set thread context of 1304	2440	mstwain32.exe	88

UPX packed file 26 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1556-4-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral2/memory/1556-6-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral2/memory/1556-7-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral2/memory/1556-8-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral2/memory/1556-9-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral2/memory/1556-23-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral2/memory/1304-30-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral2/memory/1304-31-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral2/memory/1304-32-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral2/memory/1304-33-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral2/memory/1304-45-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral2/memory/1304-46-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral2/memory/1304-49-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral2/memory/1304-50-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral2/memory/1304-53-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral2/memory/1304-56-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral2/memory/1304-59-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral2/memory/1304-62-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral2/memory/1304-65-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral2/memory/1304-68-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral2/memory/1304-71-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral2/memory/1304-74-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral2/memory/1304-77-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral2/memory/1304-80-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral2/memory/1304-83-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral2/memory/1304-86-0x0000000000400000-0x000000000044F000-memory.dmp	upx

Drops file in Windows directory 5 IoCs

description	ioc	Process
File created	C:\Windows\mstwain32.exe	JaffaCakes118_002b884cf0e232e73296ef2320b40e76.exe
File opened for modification	C:\Windows\mstwain32.exe	JaffaCakes118_002b884cf0e232e73296ef2320b40e76.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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_002b884cf0e232e73296ef2320b40e76.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_002b884cf0e232e73296ef2320b40e76.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	1556	JaffaCakes118_002b884cf0e232e73296ef2320b40e76.exe
Token: SeBackupPrivilege	3624	vssvc.exe
Token: SeRestorePrivilege	3624	vssvc.exe
Token: SeAuditPrivilege	3624	vssvc.exe
Token: SeDebugPrivilege	1304	mstwain32.exe
Token: SeDebugPrivilege	1304	mstwain32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
3748	JaffaCakes118_002b884cf0e232e73296ef2320b40e76.exe
2440	mstwain32.exe
1304	mstwain32.exe
1304	mstwain32.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 3748 wrote to memory of 1556	3748	JaffaCakes118_002b884cf0e232e73296ef2320b40e76.exe	83
PID 3748 wrote to memory of 1556	3748	JaffaCakes118_002b884cf0e232e73296ef2320b40e76.exe	83
PID 3748 wrote to memory of 1556	3748	JaffaCakes118_002b884cf0e232e73296ef2320b40e76.exe	83
PID 3748 wrote to memory of 1556	3748	JaffaCakes118_002b884cf0e232e73296ef2320b40e76.exe	83
PID 3748 wrote to memory of 1556	3748	JaffaCakes118_002b884cf0e232e73296ef2320b40e76.exe	83
PID 3748 wrote to memory of 1556	3748	JaffaCakes118_002b884cf0e232e73296ef2320b40e76.exe	83
PID 3748 wrote to memory of 1556	3748	JaffaCakes118_002b884cf0e232e73296ef2320b40e76.exe	83
PID 3748 wrote to memory of 1556	3748	JaffaCakes118_002b884cf0e232e73296ef2320b40e76.exe	83
PID 1556 wrote to memory of 2440	1556	JaffaCakes118_002b884cf0e232e73296ef2320b40e76.exe	87
PID 1556 wrote to memory of 2440	1556	JaffaCakes118_002b884cf0e232e73296ef2320b40e76.exe	87
PID 1556 wrote to memory of 2440	1556	JaffaCakes118_002b884cf0e232e73296ef2320b40e76.exe	87
PID 2440 wrote to memory of 1304	2440	mstwain32.exe	88
PID 2440 wrote to memory of 1304	2440	mstwain32.exe	88
PID 2440 wrote to memory of 1304	2440	mstwain32.exe	88
PID 2440 wrote to memory of 1304	2440	mstwain32.exe	88
PID 2440 wrote to memory of 1304	2440	mstwain32.exe	88
PID 2440 wrote to memory of 1304	2440	mstwain32.exe	88
PID 2440 wrote to memory of 1304	2440	mstwain32.exe	88
PID 2440 wrote to memory of 1304	2440	mstwain32.exe	88

System policy modification 1 TTPs 1 IoCs

defense_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\JaffaCakes118_002b884cf0e232e73296ef2320b40e76.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_002b884cf0e232e73296ef2320b40e76.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3748
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_002b884cf0e232e73296ef2320b40e76.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_002b884cf0e232e73296ef2320b40e76.exe"
  2⤵
  - Checks computer location settings
  - 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:1556
- - C:\Windows\mstwain32.exe
    "C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_002b884cf0e232e73296ef2320b40e76.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:2440
  - - C:\Windows\mstwain32.exe
      "C:\Windows\mstwain32.exe"
      4⤵
      UAC bypass
      Executes dropped EXE
      Loads dropped DLL
      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:1304

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3624

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

Query Registry

1

T1012

System Information Discovery

3

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-493223053-2004649691-1575712786-1000\88603cb2913a7df3fbd16b5f958e6447_755b0f1a-bb38-4bb2-bc7e-240c892146ee

Filesize
51B

MD5
5fc2ac2a310f49c14d195230b91a8885

SHA1
90855cc11136ba31758fe33b5cf9571f9a104879

SHA256
374e0e2897a7a82e0e44794cad89df0f3cdd7703886239c1fe06d625efd48092

SHA512
ab46554df9174b9fe9beba50a640f67534c3812f64d96a1fb8adfdc136dfe730ca2370825cd45b7f87a544d6a58dd868cb5a3a7f42e2789f6d679dbc0fdd52c3

Download Submit
C:\Windows\cmsetac.dll

Filesize
33KB

MD5
6adad86a963bca54b72a12a6e0c88f90

SHA1
9966c3c83ed69a92afd78597925d3d3fadf90c3e

SHA256
7b8e406325518882cb8c2da3e13511320c757d4a8a95ae2582e0f94ce285f65e

SHA512
c76e1094573c1464269786fe0f70b0e7a4920e016a5841b1a443fd0f230e7b7256ae803babe5783ab0e0aa2b518ec457fa237c0e24221a7f7d5c9bd841a856b2

Download Submit
C:\Windows\mstwain32.exe

Filesize
522KB

MD5
002b884cf0e232e73296ef2320b40e76

SHA1
8412876182573da1c0d007b6541816495354a968

SHA256
ab8dbda7436c92725e7277ecfdd5032c121234869b3ad5a7a242bdb901137892

SHA512
3375f5152d4d59b5e205748ff1186168da52172811a839482cd84ae9d735ddf739d9ded9f05df46c4f2782e74c787fabc7bb91cffdea75513a45dfb137594d3e

Download Submit
C:\Windows\ntdtcstp.dll

Filesize
7KB

MD5
67587e25a971a141628d7f07bd40ffa0

SHA1
76fcd014539a3bb247cc0b761225f68bd6055f6b

SHA256
e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378

SHA512
6e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350

Download Submit
memory/1304-46-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/1304-68-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/1304-86-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/1304-83-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/1304-30-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/1304-31-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/1304-32-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/1304-33-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/1304-80-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/1304-77-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/1304-43-0x0000000003220000-0x000000000322E000-memory.dmp

Filesize
56KB

Download
memory/1304-45-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/1304-74-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/1304-49-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/1304-48-0x0000000003220000-0x000000000322E000-memory.dmp

Filesize
56KB

Download
memory/1304-47-0x0000000000970000-0x0000000000978000-memory.dmp

Filesize
32KB

Download
memory/1304-50-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/1304-53-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/1304-56-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/1304-59-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/1304-62-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/1304-65-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/1304-71-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/1556-9-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/1556-4-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/1556-6-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/1556-7-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/1556-8-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/1556-23-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads