modiloader | 363b8d8183cd26fe4217577d5adcf51ba4fc94c72f59bf472e42f6a2a2de3561

Analysis

max time kernel
144s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
12/07/2024, 08:08

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General

Target

3c99963b30c3cda4768b8d99c80e62d1_JaffaCakes118.exe
Size

382KB
MD5

3c99963b30c3cda4768b8d99c80e62d1
SHA1

a7a4cb67e4b5d142e91ead6fda3e04c8246073ca
SHA256

363b8d8183cd26fe4217577d5adcf51ba4fc94c72f59bf472e42f6a2a2de3561
SHA512

b4d5fee14d1d61a03b3126f874af0945f5e814a6ff74f9ce22f08f142c3f113fa5564aed8e75adf41d055af69819e124a3cb5f686e352bd79c340c3e5977d014
SSDEEP

6144:rEDajNuJjujoeSP4SY5fl2+dGYAo9RK1gz9Koc7yQfcO4bcfS4KZR/3/An2a9pzu:I2KeSP4SY5fl2+dGYAo9RK1gz9Koc7yJ

Score

10^/10

modiloader evasion persistence trojan

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"	mst32.exe

ModiLoader Second Stage 25 IoCs

resource	yara_rule
behavioral2/memory/2504-3-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2504-2-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2504-4-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2504-5-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2504-18-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2168-26-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2168-27-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2168-28-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2168-35-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2168-41-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2168-42-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2168-45-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2168-48-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2168-49-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2168-52-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2168-55-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2168-58-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2168-61-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2168-64-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2168-67-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2168-70-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2168-73-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2168-76-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2168-79-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/2168-82-0x0000000000400000-0x000000000044B000-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-1-5-21-384068567-2943195810-3631207890-1000\Control Panel\International\Geo\Nation	3c99963b30c3cda4768b8d99c80e62d1_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

pid	Process
1376	mst32.exe
2168	mst32.exe

Loads dropped DLL 4 IoCs

pid	Process
2168	mst32.exe
2168	mst32.exe
2168	mst32.exe
2168	mst32.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-1-5-21-384068567-2943195810-3631207890-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mst32 = "C:\\Windows\\mst32.exe"	mst32.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	3c99963b30c3cda4768b8d99c80e62d1_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	mst32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	mst32.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 1364 set thread context of 2504	1364	3c99963b30c3cda4768b8d99c80e62d1_JaffaCakes118.exe	86
PID 1376 set thread context of 2168	1376	mst32.exe	91

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\mst32.exe	3c99963b30c3cda4768b8d99c80e62d1_JaffaCakes118.exe
File opened for modification	C:\Windows\mst32.exe	3c99963b30c3cda4768b8d99c80e62d1_JaffaCakes118.exe
File created	C:\Windows\ntdtcstp.dll	mst32.exe
File created	C:\Windows\cmsetac.dll	mst32.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	2504	3c99963b30c3cda4768b8d99c80e62d1_JaffaCakes118.exe
Token: SeBackupPrivilege	3984	vssvc.exe
Token: SeRestorePrivilege	3984	vssvc.exe
Token: SeAuditPrivilege	3984	vssvc.exe
Token: SeDebugPrivilege	2168	mst32.exe
Token: SeDebugPrivilege	2168	mst32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1364	3c99963b30c3cda4768b8d99c80e62d1_JaffaCakes118.exe
1376	mst32.exe
2168	mst32.exe
2168	mst32.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 1364 wrote to memory of 2504	1364	3c99963b30c3cda4768b8d99c80e62d1_JaffaCakes118.exe	86
PID 1364 wrote to memory of 2504	1364	3c99963b30c3cda4768b8d99c80e62d1_JaffaCakes118.exe	86
PID 1364 wrote to memory of 2504	1364	3c99963b30c3cda4768b8d99c80e62d1_JaffaCakes118.exe	86
PID 1364 wrote to memory of 2504	1364	3c99963b30c3cda4768b8d99c80e62d1_JaffaCakes118.exe	86
PID 1364 wrote to memory of 2504	1364	3c99963b30c3cda4768b8d99c80e62d1_JaffaCakes118.exe	86
PID 1364 wrote to memory of 2504	1364	3c99963b30c3cda4768b8d99c80e62d1_JaffaCakes118.exe	86
PID 1364 wrote to memory of 2504	1364	3c99963b30c3cda4768b8d99c80e62d1_JaffaCakes118.exe	86
PID 1364 wrote to memory of 2504	1364	3c99963b30c3cda4768b8d99c80e62d1_JaffaCakes118.exe	86
PID 1364 wrote to memory of 2504	1364	3c99963b30c3cda4768b8d99c80e62d1_JaffaCakes118.exe	86
PID 1364 wrote to memory of 2504	1364	3c99963b30c3cda4768b8d99c80e62d1_JaffaCakes118.exe	86
PID 1364 wrote to memory of 2504	1364	3c99963b30c3cda4768b8d99c80e62d1_JaffaCakes118.exe	86
PID 1364 wrote to memory of 2504	1364	3c99963b30c3cda4768b8d99c80e62d1_JaffaCakes118.exe	86
PID 1364 wrote to memory of 2504	1364	3c99963b30c3cda4768b8d99c80e62d1_JaffaCakes118.exe	86
PID 2504 wrote to memory of 1376	2504	3c99963b30c3cda4768b8d99c80e62d1_JaffaCakes118.exe	90
PID 2504 wrote to memory of 1376	2504	3c99963b30c3cda4768b8d99c80e62d1_JaffaCakes118.exe	90
PID 2504 wrote to memory of 1376	2504	3c99963b30c3cda4768b8d99c80e62d1_JaffaCakes118.exe	90
PID 1376 wrote to memory of 2168	1376	mst32.exe	91
PID 1376 wrote to memory of 2168	1376	mst32.exe	91
PID 1376 wrote to memory of 2168	1376	mst32.exe	91
PID 1376 wrote to memory of 2168	1376	mst32.exe	91
PID 1376 wrote to memory of 2168	1376	mst32.exe	91
PID 1376 wrote to memory of 2168	1376	mst32.exe	91
PID 1376 wrote to memory of 2168	1376	mst32.exe	91
PID 1376 wrote to memory of 2168	1376	mst32.exe	91
PID 1376 wrote to memory of 2168	1376	mst32.exe	91
PID 1376 wrote to memory of 2168	1376	mst32.exe	91
PID 1376 wrote to memory of 2168	1376	mst32.exe	91
PID 1376 wrote to memory of 2168	1376	mst32.exe	91
PID 1376 wrote to memory of 2168	1376	mst32.exe	91

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"	mst32.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\3c99963b30c3cda4768b8d99c80e62d1_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\3c99963b30c3cda4768b8d99c80e62d1_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1364
- C:\Users\Admin\AppData\Local\Temp\3c99963b30c3cda4768b8d99c80e62d1_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\3c99963b30c3cda4768b8d99c80e62d1_JaffaCakes118.exe
  2⤵
  - Checks computer location settings
  - Checks whether UAC is enabled
  - Drops file in Windows directory
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2504
- - C:\Windows\mst32.exe
    "C:\Windows\mst32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\3c99963b30c3cda4768b8d99c80e62d1_JaffaCakes118.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:1376
  - - C:\Windows\mst32.exe
      C:\Windows\mst32.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
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      System policy modification
      PID:2168

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3984

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\cmsetac.dll

Filesize
33KB

MD5
08421cf9d24ad7289897f10d1f9ef538

SHA1
d0c1d807d2156fea0caacb8d28b723bf2418e220

SHA256
8cb821dc85d7eaf25f08a5db56f0424317d173a31c36b363982fbccc89e64b41

SHA512
51a2d02d21608528438d9099573f81ae0078c9df490babe867f3882cc3319b26b7a6fc93f45edefbe052dad809d1ee9061833c9f603eb7ebdd5dc3b27ee224f6

Download Submit
C:\Windows\mst32.exe

Filesize
382KB

MD5
3c99963b30c3cda4768b8d99c80e62d1

SHA1
a7a4cb67e4b5d142e91ead6fda3e04c8246073ca

SHA256
363b8d8183cd26fe4217577d5adcf51ba4fc94c72f59bf472e42f6a2a2de3561

SHA512
b4d5fee14d1d61a03b3126f874af0945f5e814a6ff74f9ce22f08f142c3f113fa5564aed8e75adf41d055af69819e124a3cb5f686e352bd79c340c3e5977d014

Download Submit
C:\Windows\ntdtcstp.dll

Filesize
7KB

MD5
67587e25a971a141628d7f07bd40ffa0

SHA1
76fcd014539a3bb247cc0b761225f68bd6055f6b

SHA256
e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378

SHA512
6e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350

Download Submit
memory/2168-42-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2168-43-0x0000000000600000-0x0000000000608000-memory.dmp

Filesize
32KB

Download
memory/2168-82-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2168-26-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2168-27-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2168-28-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2168-79-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2168-35-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2168-76-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2168-39-0x00000000023A0000-0x00000000023AE000-memory.dmp

Filesize
56KB

Download
memory/2168-41-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2168-73-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2168-44-0x00000000023A0000-0x00000000023AE000-memory.dmp

Filesize
56KB

Download
memory/2168-70-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2168-45-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2168-48-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2168-49-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2168-52-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2168-55-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2168-58-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2168-61-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2168-64-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2168-67-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2504-5-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2504-3-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2504-2-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2504-4-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2504-18-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads