modiloader | d61866514e2dd4fe6bbd8c5483145b1f4ea54f49f52f5365c4c3c7c33c8ef6aa

Analysis

max time kernel
145s
max time network
126s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
26/03/2024, 19:42

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General

Target

dff1be24e79ca88d0015556ca63e9531.exe
Size

866KB
MD5

dff1be24e79ca88d0015556ca63e9531
SHA1

81e7c9edea8a1c30932fc09f7a3b6079877a5961
SHA256

d61866514e2dd4fe6bbd8c5483145b1f4ea54f49f52f5365c4c3c7c33c8ef6aa
SHA512

7eabe1655dcf909cb6b572e3715b690c0fdd3c3034891cb258df414f75f274f0ec4ffb5c7aa2e43f09ef5e1145e1519d96bc707cb853c7b727c4b6535dfc5adb
SSDEEP

12288:Hmmo7YNQzGnBaWnBsPDqWOFqetuiaSwXb0lvIfU+5wOAjgctw3+syodhw3a2:GvwQyBaWnBCqyaaNCM2OAjguDqhwq2

Score

10^/10

modiloader evasion persistence trojan upx

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"	svchost.exe

ModiLoader Second Stage 24 IoCs

resource	yara_rule
behavioral1/memory/1540-4-0x0000000000400000-0x0000000000445000-memory.dmp	modiloader_stage2
behavioral1/memory/1540-5-0x0000000000400000-0x0000000000445000-memory.dmp	modiloader_stage2
behavioral1/memory/1540-7-0x0000000000400000-0x0000000000445000-memory.dmp	modiloader_stage2
behavioral1/memory/1540-8-0x0000000000400000-0x0000000000445000-memory.dmp	modiloader_stage2
behavioral1/memory/1540-10-0x0000000000400000-0x0000000000445000-memory.dmp	modiloader_stage2
behavioral1/memory/1540-14-0x00000000028B0000-0x00000000028C0000-memory.dmp	modiloader_stage2
behavioral1/memory/1540-22-0x0000000000400000-0x0000000000445000-memory.dmp	modiloader_stage2
behavioral1/memory/1696-35-0x0000000000400000-0x0000000000445000-memory.dmp	modiloader_stage2
behavioral1/memory/1696-36-0x0000000000400000-0x0000000000445000-memory.dmp	modiloader_stage2
behavioral1/memory/1696-37-0x0000000000400000-0x0000000000445000-memory.dmp	modiloader_stage2
behavioral1/memory/1696-43-0x0000000000400000-0x0000000000445000-memory.dmp	modiloader_stage2
behavioral1/memory/1696-45-0x0000000000400000-0x0000000000445000-memory.dmp	modiloader_stage2
behavioral1/memory/1696-46-0x0000000000400000-0x0000000000445000-memory.dmp	modiloader_stage2
behavioral1/memory/1696-47-0x0000000000400000-0x0000000000445000-memory.dmp	modiloader_stage2
behavioral1/memory/1696-48-0x0000000000400000-0x0000000000445000-memory.dmp	modiloader_stage2
behavioral1/memory/1696-50-0x0000000000400000-0x0000000000445000-memory.dmp	modiloader_stage2
behavioral1/memory/1696-51-0x0000000000400000-0x0000000000445000-memory.dmp	modiloader_stage2
behavioral1/memory/1696-52-0x0000000000400000-0x0000000000445000-memory.dmp	modiloader_stage2
behavioral1/memory/1696-53-0x0000000000400000-0x0000000000445000-memory.dmp	modiloader_stage2
behavioral1/memory/1696-54-0x0000000000400000-0x0000000000445000-memory.dmp	modiloader_stage2
behavioral1/memory/1696-55-0x0000000000400000-0x0000000000445000-memory.dmp	modiloader_stage2
behavioral1/memory/1696-56-0x0000000000400000-0x0000000000445000-memory.dmp	modiloader_stage2
behavioral1/memory/1696-57-0x0000000000400000-0x0000000000445000-memory.dmp	modiloader_stage2
behavioral1/memory/1696-58-0x0000000000400000-0x0000000000445000-memory.dmp	modiloader_stage2

Executes dropped EXE 2 IoCs

pid	Process
2676	svchost.exe
1696	svchost.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1696-40-0x0000000010000000-0x000000001000E000-memory.dmp	upx

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-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\svchost = "C:\\Windows\\svchost.exe"	svchost.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	dff1be24e79ca88d0015556ca63e9531.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	svchost.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	svchost.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2216 set thread context of 1540	2216	dff1be24e79ca88d0015556ca63e9531.exe	28
PID 2676 set thread context of 1696	2676	svchost.exe	33

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\svchost.exe	dff1be24e79ca88d0015556ca63e9531.exe
File opened for modification	C:\Windows\svchost.exe	dff1be24e79ca88d0015556ca63e9531.exe
File created	C:\Windows\ntdtcstp.dll	svchost.exe

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

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	1540	dff1be24e79ca88d0015556ca63e9531.exe
Token: SeBackupPrivilege	2664	vssvc.exe
Token: SeRestorePrivilege	2664	vssvc.exe
Token: SeAuditPrivilege	2664	vssvc.exe
Token: SeDebugPrivilege	1696	svchost.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2216	dff1be24e79ca88d0015556ca63e9531.exe
2216	dff1be24e79ca88d0015556ca63e9531.exe
2676	svchost.exe
2676	svchost.exe

Suspicious use of WriteProcessMemory 32 IoCs

description	pid	Process	procid_target
PID 2216 wrote to memory of 1540	2216	dff1be24e79ca88d0015556ca63e9531.exe	28
PID 2216 wrote to memory of 1540	2216	dff1be24e79ca88d0015556ca63e9531.exe	28
PID 2216 wrote to memory of 1540	2216	dff1be24e79ca88d0015556ca63e9531.exe	28
PID 2216 wrote to memory of 1540	2216	dff1be24e79ca88d0015556ca63e9531.exe	28
PID 2216 wrote to memory of 1540	2216	dff1be24e79ca88d0015556ca63e9531.exe	28
PID 2216 wrote to memory of 1540	2216	dff1be24e79ca88d0015556ca63e9531.exe	28
PID 2216 wrote to memory of 1540	2216	dff1be24e79ca88d0015556ca63e9531.exe	28
PID 2216 wrote to memory of 1540	2216	dff1be24e79ca88d0015556ca63e9531.exe	28
PID 2216 wrote to memory of 1540	2216	dff1be24e79ca88d0015556ca63e9531.exe	28
PID 2216 wrote to memory of 1540	2216	dff1be24e79ca88d0015556ca63e9531.exe	28
PID 2216 wrote to memory of 1540	2216	dff1be24e79ca88d0015556ca63e9531.exe	28
PID 2216 wrote to memory of 1540	2216	dff1be24e79ca88d0015556ca63e9531.exe	28
PID 2216 wrote to memory of 1540	2216	dff1be24e79ca88d0015556ca63e9531.exe	28
PID 2216 wrote to memory of 1540	2216	dff1be24e79ca88d0015556ca63e9531.exe	28
PID 1540 wrote to memory of 2676	1540	dff1be24e79ca88d0015556ca63e9531.exe	32
PID 1540 wrote to memory of 2676	1540	dff1be24e79ca88d0015556ca63e9531.exe	32
PID 1540 wrote to memory of 2676	1540	dff1be24e79ca88d0015556ca63e9531.exe	32
PID 1540 wrote to memory of 2676	1540	dff1be24e79ca88d0015556ca63e9531.exe	32
PID 2676 wrote to memory of 1696	2676	svchost.exe	33
PID 2676 wrote to memory of 1696	2676	svchost.exe	33
PID 2676 wrote to memory of 1696	2676	svchost.exe	33
PID 2676 wrote to memory of 1696	2676	svchost.exe	33
PID 2676 wrote to memory of 1696	2676	svchost.exe	33
PID 2676 wrote to memory of 1696	2676	svchost.exe	33
PID 2676 wrote to memory of 1696	2676	svchost.exe	33
PID 2676 wrote to memory of 1696	2676	svchost.exe	33
PID 2676 wrote to memory of 1696	2676	svchost.exe	33
PID 2676 wrote to memory of 1696	2676	svchost.exe	33
PID 2676 wrote to memory of 1696	2676	svchost.exe	33
PID 2676 wrote to memory of 1696	2676	svchost.exe	33
PID 2676 wrote to memory of 1696	2676	svchost.exe	33
PID 2676 wrote to memory of 1696	2676	svchost.exe	33

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"	svchost.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\dff1be24e79ca88d0015556ca63e9531.exe
"C:\Users\Admin\AppData\Local\Temp\dff1be24e79ca88d0015556ca63e9531.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2216
- C:\Users\Admin\AppData\Local\Temp\dff1be24e79ca88d0015556ca63e9531.exe
  C:\Users\Admin\AppData\Local\Temp\dff1be24e79ca88d0015556ca63e9531.exe
  2⤵
  - Checks whether UAC is enabled
  - Drops file in Windows directory
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1540
- - C:\Windows\svchost.exe
    "C:\Windows\svchost.exe" \melt "C:\Users\Admin\AppData\Local\Temp\dff1be24e79ca88d0015556ca63e9531.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2676
  - - C:\Windows\svchost.exe
      C:\Windows\svchost.exe
      4⤵
      UAC bypass
      Executes dropped EXE
      Adds Run key to start application
      Checks whether UAC is enabled
      Drops file in Windows directory
      Suspicious use of AdjustPrivilegeToken
      System policy modification
      PID:1696

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2664

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

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\svchost.exe

Filesize
866KB

MD5
dff1be24e79ca88d0015556ca63e9531

SHA1
81e7c9edea8a1c30932fc09f7a3b6079877a5961

SHA256
d61866514e2dd4fe6bbd8c5483145b1f4ea54f49f52f5365c4c3c7c33c8ef6aa

SHA512
7eabe1655dcf909cb6b572e3715b690c0fdd3c3034891cb258df414f75f274f0ec4ffb5c7aa2e43f09ef5e1145e1519d96bc707cb853c7b727c4b6535dfc5adb

Download Submit
C:\Windows\svchost.exe

Filesize
574KB

MD5
402ca3771d0ff9c641b744d5ed3e9709

SHA1
6b7d2cdc2a83769d2866dc30f0c629633bf0bb62

SHA256
5f7c9792d9971595c4022856a0d2f6299933cca3352896588c1d4b4561e6fccc

SHA512
12d2fea0708cefb9db7d1c8cf9403653319c2d4e2051aef11d99e2ababeb59f4b76ab63775094ffb01a80711e96386ded422a9cc2370ed825c7808d4f219d313

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

Filesize
14B

MD5
62ad976fd63fd4fa5fc7a65aca92df8c

SHA1
a5ffd74556582059fb7baef46415d75576bdc185

SHA256
cd8a34f414da61da3eb95683d9132433534b0af5c700d2fa1a22157940f98e3c

SHA512
8c5c965ebc1d583709cd0feb9174c479910b680147c0874c950b826b1dd852c34df16f8df8a42b659aed24c5162580d9653335157e40442bf43c794e83ccd0c6

Download Submit
memory/1540-7-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/1540-44-0x00000000035B0000-0x0000000003959000-memory.dmp

Filesize
3.7MB

Download
memory/1540-8-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/1540-9-0x0000000000340000-0x0000000000341000-memory.dmp

Filesize
4KB

Download
memory/1540-10-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/1540-14-0x00000000028B0000-0x00000000028C0000-memory.dmp

Filesize
64KB

Download
memory/1540-20-0x00000000035B0000-0x0000000003959000-memory.dmp

Filesize
3.7MB

Download
memory/1540-19-0x0000000000700000-0x0000000000881000-memory.dmp

Filesize
1.5MB

Download
memory/1540-5-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/1540-4-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/1540-25-0x00000000035B0000-0x0000000003959000-memory.dmp

Filesize
3.7MB

Download
memory/1540-24-0x00000000028B0000-0x00000000028BD000-memory.dmp

Filesize
52KB

Download
memory/1540-22-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/1696-36-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/1696-45-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/1696-35-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/1696-58-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/1696-57-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/1696-37-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/1696-40-0x0000000010000000-0x000000001000E000-memory.dmp

Filesize
56KB

Download
memory/1696-41-0x00000000002C0000-0x00000000002C1000-memory.dmp

Filesize
4KB

Download
memory/1696-42-0x0000000000310000-0x0000000000311000-memory.dmp

Filesize
4KB

Download
memory/1696-43-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/1696-56-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/1696-55-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/1696-46-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/1696-47-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/1696-48-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/1696-50-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/1696-51-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/1696-52-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/1696-53-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/1696-54-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/2216-6-0x0000000000400000-0x00000000007A9000-memory.dmp

Filesize
3.7MB

Download
memory/2216-0-0x0000000000400000-0x00000000007A9000-memory.dmp

Filesize
3.7MB

Download
memory/2676-23-0x0000000000400000-0x00000000007A9000-memory.dmp

Filesize
3.7MB

Download
memory/2676-34-0x0000000000400000-0x00000000007A9000-memory.dmp

Filesize
3.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads