modiloader | 0abc5d9c2790c3155e5cad1b0df107b18dd98b4ac4545f82dd0f8183a82bf426

General

Target

d034cfb1a4b9c2974f8bfce12db789d0_JaffaCakes118.exe
Size

292KB
MD5

d034cfb1a4b9c2974f8bfce12db789d0
SHA1

ed82612b79adb387eb1d37a16016a7104dde91ca
SHA256

0abc5d9c2790c3155e5cad1b0df107b18dd98b4ac4545f82dd0f8183a82bf426
SHA512

a92c04d5092dc68826e17c0b351f37e51e84468eb09c88ca8747e8838abf5e5446e5e826be3d0036252ba207e6dc2066bc8fbf24038275d04a4dc7d22f16e48f
SSDEEP

6144:I0ascOICYCTGwiApsa63wAnrrr9vz93aLihUm0/H:CATGwg3w2rrr9vz9KLQUm0/H

Score

10^/10

modiloader discovery evasion 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

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

ModiLoader Second Stage 23 IoCs

resource	yara_rule
behavioral2/memory/2796-5-0x0000000000400000-0x0000000000555000-memory.dmp	modiloader_stage2
behavioral2/memory/2796-6-0x0000000000400000-0x0000000000555000-memory.dmp	modiloader_stage2
behavioral2/memory/2796-7-0x0000000000400000-0x0000000000555000-memory.dmp	modiloader_stage2
behavioral2/memory/2796-21-0x0000000000400000-0x0000000000555000-memory.dmp	modiloader_stage2
behavioral2/memory/2440-30-0x0000000000400000-0x0000000000555000-memory.dmp	modiloader_stage2
behavioral2/memory/2440-31-0x0000000000400000-0x0000000000555000-memory.dmp	modiloader_stage2
behavioral2/memory/2440-29-0x0000000000400000-0x0000000000555000-memory.dmp	modiloader_stage2
behavioral2/memory/2440-44-0x0000000000400000-0x0000000000555000-memory.dmp	modiloader_stage2
behavioral2/memory/2440-45-0x0000000000400000-0x0000000000555000-memory.dmp	modiloader_stage2
behavioral2/memory/2440-48-0x0000000000400000-0x0000000000555000-memory.dmp	modiloader_stage2
behavioral2/memory/2440-50-0x0000000000400000-0x0000000000555000-memory.dmp	modiloader_stage2
behavioral2/memory/2440-53-0x0000000000400000-0x0000000000555000-memory.dmp	modiloader_stage2
behavioral2/memory/2440-57-0x0000000000400000-0x0000000000555000-memory.dmp	modiloader_stage2
behavioral2/memory/2440-60-0x0000000000400000-0x0000000000555000-memory.dmp	modiloader_stage2
behavioral2/memory/2440-65-0x0000000000400000-0x0000000000555000-memory.dmp	modiloader_stage2
behavioral2/memory/2440-68-0x0000000000400000-0x0000000000555000-memory.dmp	modiloader_stage2
behavioral2/memory/2440-72-0x0000000000400000-0x0000000000555000-memory.dmp	modiloader_stage2
behavioral2/memory/2440-75-0x0000000000400000-0x0000000000555000-memory.dmp	modiloader_stage2
behavioral2/memory/2440-79-0x0000000000400000-0x0000000000555000-memory.dmp	modiloader_stage2
behavioral2/memory/2440-82-0x0000000000400000-0x0000000000555000-memory.dmp	modiloader_stage2
behavioral2/memory/2440-85-0x0000000000400000-0x0000000000555000-memory.dmp	modiloader_stage2
behavioral2/memory/2440-89-0x0000000000400000-0x0000000000555000-memory.dmp	modiloader_stage2
behavioral2/memory/2440-93-0x0000000000400000-0x0000000000555000-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	d034cfb1a4b9c2974f8bfce12db789d0_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

pid	Process
2996	mvrsync.exe
2440	mvrsync.exe

Loads dropped DLL 4 IoCs

pid	Process
2440	mvrsync.exe
2440	mvrsync.exe
2440	mvrsync.exe
2440	mvrsync.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	d034cfb1a4b9c2974f8bfce12db789d0_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	mvrsync.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	mvrsync.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 4056 set thread context of 2796	4056	d034cfb1a4b9c2974f8bfce12db789d0_JaffaCakes118.exe	83
PID 2996 set thread context of 2440	2996	mvrsync.exe	88

UPX packed file 26 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2796-2-0x0000000000400000-0x0000000000555000-memory.dmp	upx
behavioral2/memory/2796-4-0x0000000000400000-0x0000000000555000-memory.dmp	upx
behavioral2/memory/2796-5-0x0000000000400000-0x0000000000555000-memory.dmp	upx
behavioral2/memory/2796-6-0x0000000000400000-0x0000000000555000-memory.dmp	upx
behavioral2/memory/2796-7-0x0000000000400000-0x0000000000555000-memory.dmp	upx
behavioral2/memory/2796-21-0x0000000000400000-0x0000000000555000-memory.dmp	upx
behavioral2/memory/2440-28-0x0000000000400000-0x0000000000555000-memory.dmp	upx
behavioral2/memory/2440-30-0x0000000000400000-0x0000000000555000-memory.dmp	upx
behavioral2/memory/2440-31-0x0000000000400000-0x0000000000555000-memory.dmp	upx
behavioral2/memory/2440-29-0x0000000000400000-0x0000000000555000-memory.dmp	upx
behavioral2/memory/2440-44-0x0000000000400000-0x0000000000555000-memory.dmp	upx
behavioral2/memory/2440-45-0x0000000000400000-0x0000000000555000-memory.dmp	upx
behavioral2/memory/2440-48-0x0000000000400000-0x0000000000555000-memory.dmp	upx
behavioral2/memory/2440-50-0x0000000000400000-0x0000000000555000-memory.dmp	upx
behavioral2/memory/2440-53-0x0000000000400000-0x0000000000555000-memory.dmp	upx
behavioral2/memory/2440-57-0x0000000000400000-0x0000000000555000-memory.dmp	upx
behavioral2/memory/2440-60-0x0000000000400000-0x0000000000555000-memory.dmp	upx
behavioral2/memory/2440-65-0x0000000000400000-0x0000000000555000-memory.dmp	upx
behavioral2/memory/2440-68-0x0000000000400000-0x0000000000555000-memory.dmp	upx
behavioral2/memory/2440-72-0x0000000000400000-0x0000000000555000-memory.dmp	upx
behavioral2/memory/2440-75-0x0000000000400000-0x0000000000555000-memory.dmp	upx
behavioral2/memory/2440-79-0x0000000000400000-0x0000000000555000-memory.dmp	upx
behavioral2/memory/2440-82-0x0000000000400000-0x0000000000555000-memory.dmp	upx
behavioral2/memory/2440-85-0x0000000000400000-0x0000000000555000-memory.dmp	upx
behavioral2/memory/2440-89-0x0000000000400000-0x0000000000555000-memory.dmp	upx
behavioral2/memory/2440-93-0x0000000000400000-0x0000000000555000-memory.dmp	upx

Drops file in Windows directory 5 IoCs

description	ioc	Process
File opened for modification	C:\Windows\mvrsync.exe	mvrsync.exe
File created	C:\Windows\drvstore.dll	mvrsync.exe
File created	C:\Windows\bguiv32.dll	mvrsync.exe
File created	C:\Windows\mvrsync.exe	d034cfb1a4b9c2974f8bfce12db789d0_JaffaCakes118.exe
File opened for modification	C:\Windows\mvrsync.exe	d034cfb1a4b9c2974f8bfce12db789d0_JaffaCakes118.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	d034cfb1a4b9c2974f8bfce12db789d0_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d034cfb1a4b9c2974f8bfce12db789d0_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mvrsync.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mvrsync.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	2796	d034cfb1a4b9c2974f8bfce12db789d0_JaffaCakes118.exe
Token: SeBackupPrivilege	216	vssvc.exe
Token: SeRestorePrivilege	216	vssvc.exe
Token: SeAuditPrivilege	216	vssvc.exe
Token: SeDebugPrivilege	2440	mvrsync.exe
Token: SeDebugPrivilege	2440	mvrsync.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2796	d034cfb1a4b9c2974f8bfce12db789d0_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
4056	d034cfb1a4b9c2974f8bfce12db789d0_JaffaCakes118.exe
2996	mvrsync.exe
2440	mvrsync.exe
2440	mvrsync.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 4056 wrote to memory of 2796	4056	d034cfb1a4b9c2974f8bfce12db789d0_JaffaCakes118.exe	83
PID 4056 wrote to memory of 2796	4056	d034cfb1a4b9c2974f8bfce12db789d0_JaffaCakes118.exe	83
PID 4056 wrote to memory of 2796	4056	d034cfb1a4b9c2974f8bfce12db789d0_JaffaCakes118.exe	83
PID 4056 wrote to memory of 2796	4056	d034cfb1a4b9c2974f8bfce12db789d0_JaffaCakes118.exe	83
PID 4056 wrote to memory of 2796	4056	d034cfb1a4b9c2974f8bfce12db789d0_JaffaCakes118.exe	83
PID 4056 wrote to memory of 2796	4056	d034cfb1a4b9c2974f8bfce12db789d0_JaffaCakes118.exe	83
PID 4056 wrote to memory of 2796	4056	d034cfb1a4b9c2974f8bfce12db789d0_JaffaCakes118.exe	83
PID 4056 wrote to memory of 2796	4056	d034cfb1a4b9c2974f8bfce12db789d0_JaffaCakes118.exe	83
PID 2796 wrote to memory of 2996	2796	d034cfb1a4b9c2974f8bfce12db789d0_JaffaCakes118.exe	87
PID 2796 wrote to memory of 2996	2796	d034cfb1a4b9c2974f8bfce12db789d0_JaffaCakes118.exe	87
PID 2796 wrote to memory of 2996	2796	d034cfb1a4b9c2974f8bfce12db789d0_JaffaCakes118.exe	87
PID 2996 wrote to memory of 2440	2996	mvrsync.exe	88
PID 2996 wrote to memory of 2440	2996	mvrsync.exe	88
PID 2996 wrote to memory of 2440	2996	mvrsync.exe	88
PID 2996 wrote to memory of 2440	2996	mvrsync.exe	88
PID 2996 wrote to memory of 2440	2996	mvrsync.exe	88
PID 2996 wrote to memory of 2440	2996	mvrsync.exe	88
PID 2996 wrote to memory of 2440	2996	mvrsync.exe	88
PID 2996 wrote to memory of 2440	2996	mvrsync.exe	88

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"	mvrsync.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\d034cfb1a4b9c2974f8bfce12db789d0_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\d034cfb1a4b9c2974f8bfce12db789d0_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4056
- C:\Users\Admin\AppData\Local\Temp\d034cfb1a4b9c2974f8bfce12db789d0_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\d034cfb1a4b9c2974f8bfce12db789d0_JaffaCakes118.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 FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:2796
- - C:\Windows\mvrsync.exe
    "C:\Windows\mvrsync.exe" \erit "C:\Users\Admin\AppData\Local\Temp\d034cfb1a4b9c2974f8bfce12db789d0_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:2996
  - - C:\Windows\mvrsync.exe
      C:\Windows\mvrsync.exe
      4⤵
      UAC bypass
      Executes dropped EXE
      Loads dropped DLL
      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:2440

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:216

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Abuse Elevation Control Mechanism

1

T1548

Bypass User Account Control

1

T1548.002

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

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Downloads

C:\Windows\bguiv32.dll

Filesize
33KB

MD5
37e14e8fd19d00fb5d16067170fd9bc6

SHA1
39462ccdc81627ad778012f3dc3748e8e9a85b41

SHA256
46501276705cb40b29e7b0bde127bb14340871067d4e95b2cee10b774efd08fe

SHA512
049a7efdbcad8fc7e91319082f907de5354b97e017167bd9f2c8feb7e89d5b3e9f17c6a115117b9d49d9524ea52cad49a7c8b3da39f196dd747c410e289b3ab5

Download Submit
C:\Windows\drvstore.dll

Filesize
7KB

MD5
4e390e571995682798626a5e23d45629

SHA1
5986e1578878c1c3c7f0d9a224946b17fc2e7b0f

SHA256
fa00c11a01a9c4db01bbb76d0d80e12a69a5f9f45f5c295fed3d4210418f4940

SHA512
d2e11ac01d6348f6cf82995767d13f9c8e687a35b2715021568a366a7d81eb5fd25f1ca9d8cd1da63f79c6eda5c8ae396a09fdfae79e66c054e7404339953b9d

Download Submit
C:\Windows\mvrsync.exe

Filesize
292KB

MD5
d034cfb1a4b9c2974f8bfce12db789d0

SHA1
ed82612b79adb387eb1d37a16016a7104dde91ca

SHA256
0abc5d9c2790c3155e5cad1b0df107b18dd98b4ac4545f82dd0f8183a82bf426

SHA512
a92c04d5092dc68826e17c0b351f37e51e84468eb09c88ca8747e8838abf5e5446e5e826be3d0036252ba207e6dc2066bc8fbf24038275d04a4dc7d22f16e48f

Download Submit
memory/2440-47-0x00000000035B0000-0x00000000035BE000-memory.dmp

Filesize
56KB

Download
memory/2440-44-0x0000000000400000-0x0000000000555000-memory.dmp

Filesize
1.3MB

Download
memory/2440-46-0x0000000000800000-0x0000000000808000-memory.dmp

Filesize
32KB

Download
memory/2440-48-0x0000000000400000-0x0000000000555000-memory.dmp

Filesize
1.3MB

Download
memory/2440-28-0x0000000000400000-0x0000000000555000-memory.dmp

Filesize
1.3MB

Download
memory/2440-30-0x0000000000400000-0x0000000000555000-memory.dmp

Filesize
1.3MB

Download
memory/2440-31-0x0000000000400000-0x0000000000555000-memory.dmp

Filesize
1.3MB

Download
memory/2440-29-0x0000000000400000-0x0000000000555000-memory.dmp

Filesize
1.3MB

Download
memory/2440-89-0x0000000000400000-0x0000000000555000-memory.dmp

Filesize
1.3MB

Download
memory/2440-42-0x00000000035B0000-0x00000000035BE000-memory.dmp

Filesize
56KB

Download
memory/2440-85-0x0000000000400000-0x0000000000555000-memory.dmp

Filesize
1.3MB

Download
memory/2440-75-0x0000000000400000-0x0000000000555000-memory.dmp

Filesize
1.3MB

Download
memory/2440-45-0x0000000000400000-0x0000000000555000-memory.dmp

Filesize
1.3MB

Download
memory/2440-82-0x0000000000400000-0x0000000000555000-memory.dmp

Filesize
1.3MB

Download
memory/2440-93-0x0000000000400000-0x0000000000555000-memory.dmp

Filesize
1.3MB

Download
memory/2440-79-0x0000000000400000-0x0000000000555000-memory.dmp

Filesize
1.3MB

Download
memory/2440-52-0x00000000035B0000-0x00000000035BE000-memory.dmp

Filesize
56KB

Download
memory/2440-50-0x0000000000400000-0x0000000000555000-memory.dmp

Filesize
1.3MB

Download
memory/2440-53-0x0000000000400000-0x0000000000555000-memory.dmp

Filesize
1.3MB

Download
memory/2440-57-0x0000000000400000-0x0000000000555000-memory.dmp

Filesize
1.3MB

Download
memory/2440-60-0x0000000000400000-0x0000000000555000-memory.dmp

Filesize
1.3MB

Download
memory/2440-65-0x0000000000400000-0x0000000000555000-memory.dmp

Filesize
1.3MB

Download
memory/2440-68-0x0000000000400000-0x0000000000555000-memory.dmp

Filesize
1.3MB

Download
memory/2440-72-0x0000000000400000-0x0000000000555000-memory.dmp

Filesize
1.3MB

Download
memory/2796-5-0x0000000000400000-0x0000000000555000-memory.dmp

Filesize
1.3MB

Download
memory/2796-6-0x0000000000400000-0x0000000000555000-memory.dmp

Filesize
1.3MB

Download
memory/2796-2-0x0000000000400000-0x0000000000555000-memory.dmp

Filesize
1.3MB

Download
memory/2796-4-0x0000000000400000-0x0000000000555000-memory.dmp

Filesize
1.3MB

Download
memory/2796-7-0x0000000000400000-0x0000000000555000-memory.dmp

Filesize
1.3MB

Download
memory/2796-21-0x0000000000400000-0x0000000000555000-memory.dmp

Filesize
1.3MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads