modiloader | 14c850d8c8a61c4cd4fee483648c0ef47c875f322623b2e4264fb04d5d29776f

Analysis

max time kernel
149s
max time network
124s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
03-11-2024 06:20

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General

Target

8a09be642870f11183acc94a1aff3802_JaffaCakes118.exe
Size

2.8MB
MD5

8a09be642870f11183acc94a1aff3802
SHA1

0f27cedbbd0b812e9423ce94f1cf60f98e3091c4
SHA256

14c850d8c8a61c4cd4fee483648c0ef47c875f322623b2e4264fb04d5d29776f
SHA512

aa8e01420ae7ec16cda276c24dd496d4ade837f276196e094ee16417b4ab50798472befb05cad49819f9ceae3370da7ae6a218b2744727ce63e9563d2733523e
SSDEEP

49152:b1dlZon5RIAbMURTnd4fmIjDXSrd/T7eCMXdhTV3jbI+lqvZOEjjTVIhem+ni:b1dl2nHgURTnyffXmNT6XTh4v5jZQEni

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
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

Processes:

mstwain32.exe

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	mstwain32.exe

ModiLoader Second Stage 25 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2148-28-0x0000000000401000-0x000000000041C000-memory.dmp	modiloader_stage2
behavioral1/memory/2148-29-0x0000000000400000-0x00000000005E5000-memory.dmp	modiloader_stage2
behavioral1/memory/2148-30-0x0000000000400000-0x00000000005E5000-memory.dmp	modiloader_stage2
behavioral1/memory/2148-31-0x0000000000400000-0x00000000005E5000-memory.dmp	modiloader_stage2
behavioral1/memory/2148-32-0x0000000000400000-0x00000000005E5000-memory.dmp	modiloader_stage2
behavioral1/memory/2148-33-0x0000000000400000-0x00000000005E5000-memory.dmp	modiloader_stage2
behavioral1/memory/2148-34-0x0000000000400000-0x00000000005E5000-memory.dmp	modiloader_stage2
behavioral1/memory/2148-41-0x0000000000400000-0x00000000005E5000-memory.dmp	modiloader_stage2
behavioral1/memory/2148-48-0x0000000000400000-0x00000000005E5000-memory.dmp	modiloader_stage2
behavioral1/memory/1260-65-0x0000000003550000-0x00000000036FE000-memory.dmp	modiloader_stage2
behavioral1/memory/2580-93-0x0000000000400000-0x00000000005E5000-memory.dmp	modiloader_stage2
behavioral1/memory/1260-94-0x0000000003550000-0x00000000036FE000-memory.dmp	modiloader_stage2
behavioral1/memory/2580-95-0x0000000000400000-0x00000000005E5000-memory.dmp	modiloader_stage2
behavioral1/memory/2580-98-0x0000000000400000-0x00000000005E5000-memory.dmp	modiloader_stage2
behavioral1/memory/2580-101-0x0000000000400000-0x00000000005E5000-memory.dmp	modiloader_stage2
behavioral1/memory/2580-104-0x0000000000400000-0x00000000005E5000-memory.dmp	modiloader_stage2
behavioral1/memory/2580-107-0x0000000000400000-0x00000000005E5000-memory.dmp	modiloader_stage2
behavioral1/memory/2580-111-0x0000000000400000-0x00000000005E5000-memory.dmp	modiloader_stage2
behavioral1/memory/2580-114-0x0000000000400000-0x00000000005E5000-memory.dmp	modiloader_stage2
behavioral1/memory/2580-117-0x0000000000400000-0x00000000005E5000-memory.dmp	modiloader_stage2
behavioral1/memory/2580-120-0x0000000000400000-0x00000000005E5000-memory.dmp	modiloader_stage2
behavioral1/memory/2580-123-0x0000000000400000-0x00000000005E5000-memory.dmp	modiloader_stage2
behavioral1/memory/2580-126-0x0000000000400000-0x00000000005E5000-memory.dmp	modiloader_stage2
behavioral1/memory/2580-129-0x0000000000400000-0x00000000005E5000-memory.dmp	modiloader_stage2
behavioral1/memory/2580-132-0x0000000000400000-0x00000000005E5000-memory.dmp	modiloader_stage2

Executes dropped EXE 3 IoCs

Processes:

servidor.exemstwain32.exekill-Firewall.exe

pid	Process
2148	servidor.exe
2580	mstwain32.exe
1620	kill-Firewall.exe

Identifies Wine through registry keys 2 TTPs 3 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

Processes:

servidor.exemstwain32.exekill-Firewall.exe

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Wine	servidor.exe
Key opened	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Wine	mstwain32.exe
Key opened	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Wine	kill-Firewall.exe

Loads dropped DLL 5 IoCs

Processes:

8a09be642870f11183acc94a1aff3802_JaffaCakes118.exeservidor.exe

pid	Process
1260	8a09be642870f11183acc94a1aff3802_JaffaCakes118.exe
1260	8a09be642870f11183acc94a1aff3802_JaffaCakes118.exe
2148	servidor.exe
1260	8a09be642870f11183acc94a1aff3802_JaffaCakes118.exe
1260	8a09be642870f11183acc94a1aff3802_JaffaCakes118.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

mstwain32.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\mstwain32 = "C:\\Windows\\mstwain32.exe"	mstwain32.exe

Checks whether UAC is enabled 1 TTPs 3 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

servidor.exemstwain32.exe

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	servidor.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	mstwain32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	mstwain32.exe

Drops file in Windows directory 4 IoCs

Processes:

servidor.exemstwain32.exe

description	ioc	Process
File created	C:\Windows\mstwain32.exe	servidor.exe
File opened for modification	C:\Windows\mstwain32.exe	servidor.exe
File created	C:\Windows\ntdtcstp.dll	mstwain32.exe
File created	C:\Windows\cmsetac.dll	mstwain32.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 3 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

Processes:

8a09be642870f11183acc94a1aff3802_JaffaCakes118.exeservidor.exemstwain32.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8a09be642870f11183acc94a1aff3802_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	servidor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mstwain32.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

kill-Firewall.exe

pid	Process
1620	kill-Firewall.exe
1620	kill-Firewall.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

Processes:

servidor.exevssvc.exemstwain32.exe8a09be642870f11183acc94a1aff3802_JaffaCakes118.exe

description	pid	Process
Token: SeDebugPrivilege	2148	servidor.exe
Token: SeBackupPrivilege	2732	vssvc.exe
Token: SeRestorePrivilege	2732	vssvc.exe
Token: SeAuditPrivilege	2732	vssvc.exe
Token: SeDebugPrivilege	2580	mstwain32.exe
Token: SeDebugPrivilege	2580	mstwain32.exe
Token: SeDebugPrivilege	1260	8a09be642870f11183acc94a1aff3802_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

mstwain32.exe

pid	Process
2580	mstwain32.exe
2580	mstwain32.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

8a09be642870f11183acc94a1aff3802_JaffaCakes118.exeservidor.exekill-Firewall.exe

description	pid	Process	procid_target
PID 1260 wrote to memory of 2148	1260	8a09be642870f11183acc94a1aff3802_JaffaCakes118.exe	30
PID 1260 wrote to memory of 2148	1260	8a09be642870f11183acc94a1aff3802_JaffaCakes118.exe	30
PID 1260 wrote to memory of 2148	1260	8a09be642870f11183acc94a1aff3802_JaffaCakes118.exe	30
PID 1260 wrote to memory of 2148	1260	8a09be642870f11183acc94a1aff3802_JaffaCakes118.exe	30
PID 2148 wrote to memory of 2580	2148	servidor.exe	34
PID 2148 wrote to memory of 2580	2148	servidor.exe	34
PID 2148 wrote to memory of 2580	2148	servidor.exe	34
PID 2148 wrote to memory of 2580	2148	servidor.exe	34
PID 1260 wrote to memory of 1620	1260	8a09be642870f11183acc94a1aff3802_JaffaCakes118.exe	36
PID 1260 wrote to memory of 1620	1260	8a09be642870f11183acc94a1aff3802_JaffaCakes118.exe	36
PID 1260 wrote to memory of 1620	1260	8a09be642870f11183acc94a1aff3802_JaffaCakes118.exe	36
PID 1260 wrote to memory of 1620	1260	8a09be642870f11183acc94a1aff3802_JaffaCakes118.exe	36
PID 1620 wrote to memory of 1192	1620	kill-Firewall.exe	21
PID 1620 wrote to memory of 1192	1620	kill-Firewall.exe	21
PID 1620 wrote to memory of 1192	1620	kill-Firewall.exe	21
PID 1620 wrote to memory of 1192	1620	kill-Firewall.exe	21
PID 1620 wrote to memory of 1192	1620	kill-Firewall.exe	21
PID 1620 wrote to memory of 1192	1620	kill-Firewall.exe	21

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

T1112

Processes:

mstwain32.exe

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	mstwain32.exe

Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1192
- C:\Users\Admin\AppData\Local\Temp\8a09be642870f11183acc94a1aff3802_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\8a09be642870f11183acc94a1aff3802_JaffaCakes118.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1260
- - C:\Extracted\servidor.exe
    "C:\Extracted\servidor.exe"
    3⤵
    - Executes dropped EXE
    - Identifies Wine through registry keys
    - 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 WriteProcessMemory
    PID:2148
  - - C:\Windows\mstwain32.exe
      "C:\Windows\mstwain32.exe"
      4⤵
      UAC bypass
      Executes dropped EXE
      Identifies Wine through registry keys
      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:2580
- - C:\Extracted\kill-Firewall.exe
    "C:\Extracted\kill-Firewall.exe"
    3⤵
    - Executes dropped EXE
    - Identifies Wine through registry keys
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:1620

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2732

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

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Extracted\kill-Firewall.exe

Filesize
1.7MB

MD5
c3b6ce9b6321ed326ba36a91699d82e4

SHA1
c3d8474dc78e72f58af153821401ec91f2b06a60

SHA256
520311924c3014cc2f44f036a233a708a1c64b198016f12be96444d6885e4c1c

SHA512
da4bde6bca69b7048d2617af67f93d9452166bc87357f065f2e0ff1fceed71f0d92103b3368aabffc85dbe48d28718c87e5f6db64f28a30b700211fb584d0d88

Download Submit
C:\Users\Admin\AppData\Local\Temp\sfx.ini

Filesize
220B

MD5
3c34666e8afa2d781c7a417c47e7c39c

SHA1
df4198221e9f9a3f2f26b38ec90a343aff6118ae

SHA256
d880592dbed9008820dd7d4121a2c23a7eefbc8800f838fcf1fdaac2fb349393

SHA512
7a53c5bc31b7a0b545f4b205883a0fd0ddff57bd9df40788985e6e444fc771f891712ee8e5520afcb98c0d02e83184b51a4270e0d6c1c18c7f54a79bfb40f80e

Download Submit
C:\Windows\cmsetac.dll

Filesize
33KB

MD5
0693e4b56a258d72bf15ac0179121ebb

SHA1
9ba96fd2bb8c590c445aa258826045379698a037

SHA256
85035056feabac51292b8b1e1ed0db722d45d469a8cecf6613e7a19e89df6f4d

SHA512
d1986e53f39cdc101681aea3c962e3c8d58c00cb91f924ddaeab2aa8e5f8e7b014d2f04d615581344b6b6bfaa795130a54901699c837a855761ec5928375249e

Download Submit
\Extracted\servidor.exe

Filesize
1.7MB

MD5
fb1141090c3e20c9f176431f2ae6df18

SHA1
d6192762240a73fd1163db7d7eab40203b98ec25

SHA256
a35e42f9330a4487c24d197d205b4c3c2f7e022cb063eac1db9423ff1919fdb9

SHA512
f595fa04ac402fa2d753f8343c1451336da3f1d15d5b6bc29d1943aa5bb5fd80abecd3cfa24dce1a3194643c82a23c09eaa69621161f66ff57bf760478fdf3ba

Download Submit
memory/1192-72-0x000000007FFF0000-0x000000007FFF1000-memory.dmp

Filesize
4KB

Download
memory/1192-78-0x000000007EFC0000-0x000000007EFC6000-memory.dmp

Filesize
24KB

Download
memory/1260-94-0x0000000003550000-0x00000000036FE000-memory.dmp

Filesize
1.7MB

Download
memory/1260-65-0x0000000003550000-0x00000000036FE000-memory.dmp

Filesize
1.7MB

Download
memory/1260-66-0x00000000003C0000-0x00000000003CE000-memory.dmp

Filesize
56KB

Download
memory/1260-27-0x0000000003550000-0x0000000003735000-memory.dmp

Filesize
1.9MB

Download
memory/1260-21-0x0000000003550000-0x0000000003735000-memory.dmp

Filesize
1.9MB

Download
memory/1260-64-0x00000000003C0000-0x00000000003CE000-memory.dmp

Filesize
56KB

Download
memory/1260-67-0x0000000003550000-0x00000000036FE000-memory.dmp

Filesize
1.7MB

Download
memory/1620-92-0x0000000000400000-0x00000000005AE000-memory.dmp

Filesize
1.7MB

Download
memory/1620-90-0x0000000010000000-0x0000000010011000-memory.dmp

Filesize
68KB

Download
memory/1620-69-0x0000000000400000-0x00000000005AE000-memory.dmp

Filesize
1.7MB

Download
memory/2148-41-0x0000000000400000-0x00000000005E5000-memory.dmp

Filesize
1.9MB

Download
memory/2148-29-0x0000000000400000-0x00000000005E5000-memory.dmp

Filesize
1.9MB

Download
memory/2148-47-0x00000000050E0000-0x00000000052C5000-memory.dmp

Filesize
1.9MB

Download
memory/2148-48-0x0000000000400000-0x00000000005E5000-memory.dmp

Filesize
1.9MB

Download
memory/2148-28-0x0000000000401000-0x000000000041C000-memory.dmp

Filesize
108KB

Download
memory/2148-42-0x0000000004FA0000-0x0000000004FB0000-memory.dmp

Filesize
64KB

Download
memory/2148-34-0x0000000000400000-0x00000000005E5000-memory.dmp

Filesize
1.9MB

Download
memory/2148-33-0x0000000000400000-0x00000000005E5000-memory.dmp

Filesize
1.9MB

Download
memory/2148-32-0x0000000000400000-0x00000000005E5000-memory.dmp

Filesize
1.9MB

Download
memory/2148-31-0x0000000000400000-0x00000000005E5000-memory.dmp

Filesize
1.9MB

Download
memory/2148-30-0x0000000000400000-0x00000000005E5000-memory.dmp

Filesize
1.9MB

Download
memory/2580-97-0x0000000004690000-0x000000000469E000-memory.dmp

Filesize
56KB

Download
memory/2580-107-0x0000000000400000-0x00000000005E5000-memory.dmp

Filesize
1.9MB

Download
memory/2580-49-0x0000000000400000-0x00000000005E5000-memory.dmp

Filesize
1.9MB

Download
memory/2580-95-0x0000000000400000-0x00000000005E5000-memory.dmp

Filesize
1.9MB

Download
memory/2580-55-0x0000000004690000-0x000000000469E000-memory.dmp

Filesize
56KB

Download
memory/2580-96-0x0000000004410000-0x0000000004418000-memory.dmp

Filesize
32KB

Download
memory/2580-98-0x0000000000400000-0x00000000005E5000-memory.dmp

Filesize
1.9MB

Download
memory/2580-101-0x0000000000400000-0x00000000005E5000-memory.dmp

Filesize
1.9MB

Download
memory/2580-104-0x0000000000400000-0x00000000005E5000-memory.dmp

Filesize
1.9MB

Download
memory/2580-93-0x0000000000400000-0x00000000005E5000-memory.dmp

Filesize
1.9MB

Download
memory/2580-111-0x0000000000400000-0x00000000005E5000-memory.dmp

Filesize
1.9MB

Download
memory/2580-114-0x0000000000400000-0x00000000005E5000-memory.dmp

Filesize
1.9MB

Download
memory/2580-117-0x0000000000400000-0x00000000005E5000-memory.dmp

Filesize
1.9MB

Download
memory/2580-120-0x0000000000400000-0x00000000005E5000-memory.dmp

Filesize
1.9MB

Download
memory/2580-123-0x0000000000400000-0x00000000005E5000-memory.dmp

Filesize
1.9MB

Download
memory/2580-126-0x0000000000400000-0x00000000005E5000-memory.dmp

Filesize
1.9MB

Download
memory/2580-129-0x0000000000400000-0x00000000005E5000-memory.dmp

Filesize
1.9MB

Download
memory/2580-132-0x0000000000400000-0x00000000005E5000-memory.dmp

Filesize
1.9MB

Download