modiloader | 90d08744b3d51481b01df4c23c33c4020ec67f6c72ff539e1d6aa2281abb3e17

Analysis

max time kernel
148s
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
25-09-2024 06:00

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General

Target

f5585d24b3f65699e7a0bd983bed5b86_JaffaCakes118.exe
Size

894KB
MD5

f5585d24b3f65699e7a0bd983bed5b86
SHA1

9f24b8f8f8c947a16bd0c361c5af7a795d5d7755
SHA256

90d08744b3d51481b01df4c23c33c4020ec67f6c72ff539e1d6aa2281abb3e17
SHA512

7ee452928ed9a90794f25c0f4b0d034191aa12facebefb3d1d35553a13eb894a9649864bfd69c6851787605cfb9caf356535f36e64d3b4043ee38c57c0dfcbcc
SSDEEP

24576:GvwQyBaWnBCqyaaNCM2OAjhuDqhwGZro07:GvlyBaWntyrNBlANuGhwaroU

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"	msmmgsr.exe

ModiLoader Second Stage 22 IoCs

resource	yara_rule
behavioral2/memory/2880-4-0x0000000000400000-0x000000000044C000-memory.dmp	modiloader_stage2
behavioral2/memory/2880-5-0x0000000000400000-0x000000000044C000-memory.dmp	modiloader_stage2
behavioral2/memory/2880-6-0x0000000000400000-0x000000000044C000-memory.dmp	modiloader_stage2
behavioral2/memory/2880-8-0x0000000000400000-0x000000000044C000-memory.dmp	modiloader_stage2
behavioral2/memory/2880-21-0x0000000000400000-0x000000000044C000-memory.dmp	modiloader_stage2
behavioral2/memory/1700-29-0x0000000000400000-0x000000000044C000-memory.dmp	modiloader_stage2
behavioral2/memory/1700-32-0x0000000000400000-0x000000000044C000-memory.dmp	modiloader_stage2
behavioral2/memory/1700-44-0x0000000000400000-0x000000000044C000-memory.dmp	modiloader_stage2
behavioral2/memory/1700-45-0x0000000000400000-0x000000000044C000-memory.dmp	modiloader_stage2
behavioral2/memory/1700-48-0x0000000000400000-0x000000000044C000-memory.dmp	modiloader_stage2
behavioral2/memory/1700-51-0x0000000000400000-0x000000000044C000-memory.dmp	modiloader_stage2
behavioral2/memory/1700-54-0x0000000000400000-0x000000000044C000-memory.dmp	modiloader_stage2
behavioral2/memory/1700-57-0x0000000000400000-0x000000000044C000-memory.dmp	modiloader_stage2
behavioral2/memory/1700-60-0x0000000000400000-0x000000000044C000-memory.dmp	modiloader_stage2
behavioral2/memory/1700-63-0x0000000000400000-0x000000000044C000-memory.dmp	modiloader_stage2
behavioral2/memory/1700-66-0x0000000000400000-0x000000000044C000-memory.dmp	modiloader_stage2
behavioral2/memory/1700-69-0x0000000000400000-0x000000000044C000-memory.dmp	modiloader_stage2
behavioral2/memory/1700-72-0x0000000000400000-0x000000000044C000-memory.dmp	modiloader_stage2
behavioral2/memory/1700-75-0x0000000000400000-0x000000000044C000-memory.dmp	modiloader_stage2
behavioral2/memory/1700-78-0x0000000000400000-0x000000000044C000-memory.dmp	modiloader_stage2
behavioral2/memory/1700-81-0x0000000000400000-0x000000000044C000-memory.dmp	modiloader_stage2
behavioral2/memory/1700-84-0x0000000000400000-0x000000000044C000-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	f5585d24b3f65699e7a0bd983bed5b86_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

pid	Process
5080	msmmgsr.exe
1700	msmmgsr.exe

Loads dropped DLL 4 IoCs

pid	Process
1700	msmmgsr.exe
1700	msmmgsr.exe
1700	msmmgsr.exe
1700	msmmgsr.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\msmmgsr = "C:\\Windows\\msmmgsr.exe"	msmmgsr.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	f5585d24b3f65699e7a0bd983bed5b86_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	msmmgsr.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	msmmgsr.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 4404 set thread context of 2880	4404	f5585d24b3f65699e7a0bd983bed5b86_JaffaCakes118.exe	82
PID 5080 set thread context of 1700	5080	msmmgsr.exe	87

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\msmmgsr.exe	f5585d24b3f65699e7a0bd983bed5b86_JaffaCakes118.exe
File opened for modification	C:\Windows\msmmgsr.exe	f5585d24b3f65699e7a0bd983bed5b86_JaffaCakes118.exe
File created	C:\Windows\ntdtcstp.dll	msmmgsr.exe
File created	C:\Windows\cmsetac.dll	msmmgsr.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	f5585d24b3f65699e7a0bd983bed5b86_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msmmgsr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msmmgsr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f5585d24b3f65699e7a0bd983bed5b86_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	2880	f5585d24b3f65699e7a0bd983bed5b86_JaffaCakes118.exe
Token: SeBackupPrivilege	2916	vssvc.exe
Token: SeRestorePrivilege	2916	vssvc.exe
Token: SeAuditPrivilege	2916	vssvc.exe
Token: SeDebugPrivilege	1700	msmmgsr.exe
Token: SeDebugPrivilege	1700	msmmgsr.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4404	f5585d24b3f65699e7a0bd983bed5b86_JaffaCakes118.exe
4404	f5585d24b3f65699e7a0bd983bed5b86_JaffaCakes118.exe
5080	msmmgsr.exe
5080	msmmgsr.exe
1700	msmmgsr.exe
1700	msmmgsr.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 4404 wrote to memory of 2880	4404	f5585d24b3f65699e7a0bd983bed5b86_JaffaCakes118.exe	82
PID 4404 wrote to memory of 2880	4404	f5585d24b3f65699e7a0bd983bed5b86_JaffaCakes118.exe	82
PID 4404 wrote to memory of 2880	4404	f5585d24b3f65699e7a0bd983bed5b86_JaffaCakes118.exe	82
PID 4404 wrote to memory of 2880	4404	f5585d24b3f65699e7a0bd983bed5b86_JaffaCakes118.exe	82
PID 4404 wrote to memory of 2880	4404	f5585d24b3f65699e7a0bd983bed5b86_JaffaCakes118.exe	82
PID 4404 wrote to memory of 2880	4404	f5585d24b3f65699e7a0bd983bed5b86_JaffaCakes118.exe	82
PID 4404 wrote to memory of 2880	4404	f5585d24b3f65699e7a0bd983bed5b86_JaffaCakes118.exe	82
PID 4404 wrote to memory of 2880	4404	f5585d24b3f65699e7a0bd983bed5b86_JaffaCakes118.exe	82
PID 4404 wrote to memory of 2880	4404	f5585d24b3f65699e7a0bd983bed5b86_JaffaCakes118.exe	82
PID 4404 wrote to memory of 2880	4404	f5585d24b3f65699e7a0bd983bed5b86_JaffaCakes118.exe	82
PID 4404 wrote to memory of 2880	4404	f5585d24b3f65699e7a0bd983bed5b86_JaffaCakes118.exe	82
PID 4404 wrote to memory of 2880	4404	f5585d24b3f65699e7a0bd983bed5b86_JaffaCakes118.exe	82
PID 4404 wrote to memory of 2880	4404	f5585d24b3f65699e7a0bd983bed5b86_JaffaCakes118.exe	82
PID 2880 wrote to memory of 5080	2880	f5585d24b3f65699e7a0bd983bed5b86_JaffaCakes118.exe	86
PID 2880 wrote to memory of 5080	2880	f5585d24b3f65699e7a0bd983bed5b86_JaffaCakes118.exe	86
PID 2880 wrote to memory of 5080	2880	f5585d24b3f65699e7a0bd983bed5b86_JaffaCakes118.exe	86
PID 5080 wrote to memory of 1700	5080	msmmgsr.exe	87
PID 5080 wrote to memory of 1700	5080	msmmgsr.exe	87
PID 5080 wrote to memory of 1700	5080	msmmgsr.exe	87
PID 5080 wrote to memory of 1700	5080	msmmgsr.exe	87
PID 5080 wrote to memory of 1700	5080	msmmgsr.exe	87
PID 5080 wrote to memory of 1700	5080	msmmgsr.exe	87
PID 5080 wrote to memory of 1700	5080	msmmgsr.exe	87
PID 5080 wrote to memory of 1700	5080	msmmgsr.exe	87
PID 5080 wrote to memory of 1700	5080	msmmgsr.exe	87
PID 5080 wrote to memory of 1700	5080	msmmgsr.exe	87
PID 5080 wrote to memory of 1700	5080	msmmgsr.exe	87
PID 5080 wrote to memory of 1700	5080	msmmgsr.exe	87
PID 5080 wrote to memory of 1700	5080	msmmgsr.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"	msmmgsr.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\f5585d24b3f65699e7a0bd983bed5b86_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f5585d24b3f65699e7a0bd983bed5b86_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4404
- C:\Users\Admin\AppData\Local\Temp\f5585d24b3f65699e7a0bd983bed5b86_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\f5585d24b3f65699e7a0bd983bed5b86_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:2880
- - C:\Windows\msmmgsr.exe
    "C:\Windows\msmmgsr.exe" \melt "C:\Users\Admin\AppData\Local\Temp\f5585d24b3f65699e7a0bd983bed5b86_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:5080
  - - C:\Windows\msmmgsr.exe
      C:\Windows\msmmgsr.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:1700

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2916

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

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Downloads

C:\Windows\cmsetac.dll

Filesize
33KB

MD5
c7e437f00f51b77d4d6722ea6c0b116b

SHA1
9b588a16083df0fcf03a14ed8e9e59e1f23454bf

SHA256
078ce2c5e92dfe67a02d26538ca6cf81b4617fa2e0f370743bd0036983284c39

SHA512
390f8324c02f13da96849381c542be8f1c4499749f0d6caf8299cef4fad4b61081fe2c4cd514b23cc40211c5b3d8af980b9b0791874713c26f2c5c19388c574e

Download Submit
C:\Windows\msmmgsr.exe

Filesize
894KB

MD5
f5585d24b3f65699e7a0bd983bed5b86

SHA1
9f24b8f8f8c947a16bd0c361c5af7a795d5d7755

SHA256
90d08744b3d51481b01df4c23c33c4020ec67f6c72ff539e1d6aa2281abb3e17

SHA512
7ee452928ed9a90794f25c0f4b0d034191aa12facebefb3d1d35553a13eb894a9649864bfd69c6851787605cfb9caf356535f36e64d3b4043ee38c57c0dfcbcc

Download Submit
C:\Windows\ntdtcstp.dll

Filesize
7KB

MD5
67587e25a971a141628d7f07bd40ffa0

SHA1
76fcd014539a3bb247cc0b761225f68bd6055f6b

SHA256
e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378

SHA512
6e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350

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

Filesize
14B

MD5
a08de37981429541a51c0a70f273844c

SHA1
57df9538dba5c42b2d68e6c4e77ef0874f8d1c02

SHA256
ad79ca181a23fb17417445a2e281f8f87162699a795385d6a324d7a2777980f8

SHA512
758a76dd6921a4dba926fdf4834f690c6fe2197ac3edbddb4086b513ff587eaed58ba6f99944b94916dc09176287e3fa54469282ae0b99b06bd17804cb786e65

Download Submit
memory/1700-45-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1700-46-0x0000000000830000-0x0000000000838000-memory.dmp

Filesize
32KB

Download
memory/1700-84-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1700-81-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1700-78-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1700-29-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1700-75-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1700-32-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1700-72-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1700-69-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1700-42-0x00000000030E0000-0x00000000030EE000-memory.dmp

Filesize
56KB

Download
memory/1700-44-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1700-66-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1700-63-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1700-47-0x00000000030E0000-0x00000000030EE000-memory.dmp

Filesize
56KB

Download
memory/1700-48-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1700-51-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1700-54-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1700-57-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1700-60-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2880-8-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2880-4-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2880-5-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2880-6-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2880-21-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/4404-0-0x0000000000400000-0x00000000007A9000-memory.dmp

Filesize
3.7MB

Download
memory/4404-7-0x0000000000400000-0x00000000007A9000-memory.dmp

Filesize
3.7MB

Download
memory/5080-31-0x0000000000400000-0x00000000007A9000-memory.dmp

Filesize
3.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads