modiloader | 51a885b71726de417d0697f95da9157dada78d78f7c92e63e7743f9e1562fba7

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
29/09/2024, 00:14

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General

Target

fd6d713bc3aa9835bce0adeba5b01498_JaffaCakes118.exe
Size

892KB
MD5

fd6d713bc3aa9835bce0adeba5b01498
SHA1

dcb84ba266a2a5d37b97a4aa9710713fd48126d7
SHA256

51a885b71726de417d0697f95da9157dada78d78f7c92e63e7743f9e1562fba7
SHA512

1fdcddb240a377a088d486be0e22f451be0e27272b26aee5b1b34be1443b2d63fdc4ae45ac1070624ad69c9af94a3e993827670401d2c2b0b6a1235d679efb85
SSDEEP

12288:Hmmo7YNQzGnBaWnBsPDqWOFqetuiaSwXb0lvIfU+5wOAjxAD+/ayqU9kEnhrgK05:GvwQyBaWnBCqyaaNCM2OAjxy+XjrnldA

Score

10^/10

modiloader discovery 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"	xpsystem32.exe

ModiLoader Second Stage 22 IoCs

resource	yara_rule
behavioral2/memory/1368-4-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1368-5-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1368-6-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1368-7-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1368-10-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/1368-26-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/4304-34-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/4304-36-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/4304-40-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/4304-41-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/4304-42-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/4304-43-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/4304-44-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/4304-45-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/4304-46-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/4304-47-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/4304-48-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/4304-49-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/4304-50-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/4304-51-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/4304-52-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral2/memory/4304-53-0x0000000000400000-0x000000000044B000-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-1-5-21-656926755-4116854191-210765258-1000\Control Panel\International\Geo\Nation	fd6d713bc3aa9835bce0adeba5b01498_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

pid	Process
4228	xpsystem32.exe
4304	xpsystem32.exe

Loads dropped DLL 1 IoCs

pid	Process
4304	xpsystem32.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-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xpsystem32 = "C:\\Windows\\xpsystem32.exe"	xpsystem32.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	fd6d713bc3aa9835bce0adeba5b01498_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	xpsystem32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	xpsystem32.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 1572 set thread context of 1368	1572	fd6d713bc3aa9835bce0adeba5b01498_JaffaCakes118.exe	82
PID 4228 set thread context of 4304	4228	xpsystem32.exe	87

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\ntdtcstp.dll	xpsystem32.exe
File created	C:\Windows\xpsystem32.exe	fd6d713bc3aa9835bce0adeba5b01498_JaffaCakes118.exe
File opened for modification	C:\Windows\xpsystem32.exe	fd6d713bc3aa9835bce0adeba5b01498_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	fd6d713bc3aa9835bce0adeba5b01498_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fd6d713bc3aa9835bce0adeba5b01498_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	xpsystem32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	xpsystem32.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	1368	fd6d713bc3aa9835bce0adeba5b01498_JaffaCakes118.exe
Token: SeBackupPrivilege	3748	vssvc.exe
Token: SeRestorePrivilege	3748	vssvc.exe
Token: SeAuditPrivilege	3748	vssvc.exe
Token: SeDebugPrivilege	4304	xpsystem32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1572	fd6d713bc3aa9835bce0adeba5b01498_JaffaCakes118.exe
1572	fd6d713bc3aa9835bce0adeba5b01498_JaffaCakes118.exe
4228	xpsystem32.exe
4228	xpsystem32.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 1572 wrote to memory of 1368	1572	fd6d713bc3aa9835bce0adeba5b01498_JaffaCakes118.exe	82
PID 1572 wrote to memory of 1368	1572	fd6d713bc3aa9835bce0adeba5b01498_JaffaCakes118.exe	82
PID 1572 wrote to memory of 1368	1572	fd6d713bc3aa9835bce0adeba5b01498_JaffaCakes118.exe	82
PID 1572 wrote to memory of 1368	1572	fd6d713bc3aa9835bce0adeba5b01498_JaffaCakes118.exe	82
PID 1572 wrote to memory of 1368	1572	fd6d713bc3aa9835bce0adeba5b01498_JaffaCakes118.exe	82
PID 1572 wrote to memory of 1368	1572	fd6d713bc3aa9835bce0adeba5b01498_JaffaCakes118.exe	82
PID 1572 wrote to memory of 1368	1572	fd6d713bc3aa9835bce0adeba5b01498_JaffaCakes118.exe	82
PID 1572 wrote to memory of 1368	1572	fd6d713bc3aa9835bce0adeba5b01498_JaffaCakes118.exe	82
PID 1572 wrote to memory of 1368	1572	fd6d713bc3aa9835bce0adeba5b01498_JaffaCakes118.exe	82
PID 1572 wrote to memory of 1368	1572	fd6d713bc3aa9835bce0adeba5b01498_JaffaCakes118.exe	82
PID 1572 wrote to memory of 1368	1572	fd6d713bc3aa9835bce0adeba5b01498_JaffaCakes118.exe	82
PID 1572 wrote to memory of 1368	1572	fd6d713bc3aa9835bce0adeba5b01498_JaffaCakes118.exe	82
PID 1572 wrote to memory of 1368	1572	fd6d713bc3aa9835bce0adeba5b01498_JaffaCakes118.exe	82
PID 1368 wrote to memory of 4228	1368	fd6d713bc3aa9835bce0adeba5b01498_JaffaCakes118.exe	86
PID 1368 wrote to memory of 4228	1368	fd6d713bc3aa9835bce0adeba5b01498_JaffaCakes118.exe	86
PID 1368 wrote to memory of 4228	1368	fd6d713bc3aa9835bce0adeba5b01498_JaffaCakes118.exe	86
PID 4228 wrote to memory of 4304	4228	xpsystem32.exe	87
PID 4228 wrote to memory of 4304	4228	xpsystem32.exe	87
PID 4228 wrote to memory of 4304	4228	xpsystem32.exe	87
PID 4228 wrote to memory of 4304	4228	xpsystem32.exe	87
PID 4228 wrote to memory of 4304	4228	xpsystem32.exe	87
PID 4228 wrote to memory of 4304	4228	xpsystem32.exe	87
PID 4228 wrote to memory of 4304	4228	xpsystem32.exe	87
PID 4228 wrote to memory of 4304	4228	xpsystem32.exe	87
PID 4228 wrote to memory of 4304	4228	xpsystem32.exe	87
PID 4228 wrote to memory of 4304	4228	xpsystem32.exe	87
PID 4228 wrote to memory of 4304	4228	xpsystem32.exe	87
PID 4228 wrote to memory of 4304	4228	xpsystem32.exe	87
PID 4228 wrote to memory of 4304	4228	xpsystem32.exe	87

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"	xpsystem32.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\fd6d713bc3aa9835bce0adeba5b01498_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fd6d713bc3aa9835bce0adeba5b01498_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1572
- C:\Users\Admin\AppData\Local\Temp\fd6d713bc3aa9835bce0adeba5b01498_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\fd6d713bc3aa9835bce0adeba5b01498_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 WriteProcessMemory
  PID:1368
- - C:\Windows\xpsystem32.exe
    "C:\Windows\xpsystem32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\fd6d713bc3aa9835bce0adeba5b01498_JaffaCakes118.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:4228
  - - C:\Windows\xpsystem32.exe
      C:\Windows\xpsystem32.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
      System policy modification
      PID:4304

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3748

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\ntdtcstp.dll

Filesize
40KB

MD5
3f689ab34ba20ffbc647f3c4ce7c9c92

SHA1
0275be6c5d43a4916f4b6b2b4aa06398e193206f

SHA256
003eb1ba56dc99c6a6d4e8f35233edcee64aa8001ac5f7289369cae2325ff019

SHA512
5336b3d410c21746a81a67c1b0da791d5592d4dc42fe559bc9b12a89b6bc6aef04b385a1566e55a7599c2489741ee7b0953f9cb0b3b5b9a9feb006678e2bdbce

Download Submit
C:\Windows\xpsystem32.exe

Filesize
892KB

MD5
fd6d713bc3aa9835bce0adeba5b01498

SHA1
dcb84ba266a2a5d37b97a4aa9710713fd48126d7

SHA256
51a885b71726de417d0697f95da9157dada78d78f7c92e63e7743f9e1562fba7

SHA512
1fdcddb240a377a088d486be0e22f451be0e27272b26aee5b1b34be1443b2d63fdc4ae45ac1070624ad69c9af94a3e993827670401d2c2b0b6a1235d679efb85

Download Submit
\??\c:\users\admin\appdata\local\temp\8A3B1BA7

Filesize
14B

MD5
c35621097d0cfbd84ab0ddc86e243e42

SHA1
b6fb249e3ab5e159a751d49561281de8069ce764

SHA256
929df5f139e9829c097d555324247fe0d2e5fa8b3902812ddfe2b47dc18fbc2f

SHA512
28133fae11a5379bf1c4e14291512d62e0ce8e1bb3218502f6b707f7dc3694809bb473d6291dca7ea19ce74b9a491f59bf970ff8bb1038f7734a48a330d97f92

Download Submit
memory/1368-5-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1368-6-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1368-7-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1368-4-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1368-10-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1368-26-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1572-0-0x0000000000400000-0x00000000007A9000-memory.dmp

Filesize
3.7MB

Download
memory/1572-9-0x0000000000400000-0x00000000007A9000-memory.dmp

Filesize
3.7MB

Download
memory/4228-27-0x0000000000400000-0x00000000007A9000-memory.dmp

Filesize
3.7MB

Download
memory/4228-35-0x0000000000400000-0x00000000007A9000-memory.dmp

Filesize
3.7MB

Download
memory/4304-49-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/4304-45-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/4304-34-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/4304-41-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/4304-42-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/4304-43-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/4304-44-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/4304-36-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/4304-46-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/4304-47-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/4304-48-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/4304-40-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/4304-50-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/4304-51-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/4304-52-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/4304-53-0x0000000000400000-0x000000000044B000-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