modiloader | 1e53550c64c1c35be5ae9c335657f4aaced11eca6332b814876a9afaf72876fd

General

Target

deeb865e044f79431bb0bd75c3108201_JaffaCakes118.exe
Size

196KB
MD5

deeb865e044f79431bb0bd75c3108201
SHA1

e66a0a303210a6ecf814973b1e64c2631bbd6cff
SHA256

1e53550c64c1c35be5ae9c335657f4aaced11eca6332b814876a9afaf72876fd
SHA512

4a9f4db1a601a00b72ce326c1a75150d55bdce4c393ede54b342355363df35c82e6bc1c63b75ebdd431c275fa31738ffe8ca4de37c99993a8f0e8e925efb067b
SSDEEP

3072:HOHfdCXs6cegaeRFIiNdgn9/2PKezInkCGQLqmwVtFXh9wcPN0:H4Z6ce+giwqKecLqmwVtZh9wcF0

Score

10^/10

modiloader discovery 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
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

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

ModiLoader Second Stage 3 IoCs

resource	yara_rule
behavioral1/memory/2352-13-0x0000000000400000-0x000000000044F000-memory.dmp	modiloader_stage2
behavioral1/memory/2164-37-0x0000000000400000-0x000000000044F000-memory.dmp	modiloader_stage2
behavioral1/memory/2164-38-0x0000000000400000-0x000000000044F000-memory.dmp	modiloader_stage2

Deletes itself 1 IoCs

pid	Process
2164	mstwain32.exe

Executes dropped EXE 2 IoCs

pid	Process
2796	mstwain32.exe
2164	mstwain32.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-1-5-21-312935884-697965778-3955649944-1000\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

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	deeb865e044f79431bb0bd75c3108201_JaffaCakes118.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

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 1788 set thread context of 2352	1788	deeb865e044f79431bb0bd75c3108201_JaffaCakes118.exe	30
PID 2796 set thread context of 2164	2796	mstwain32.exe	35

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2352-8-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral1/memory/2352-12-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral1/memory/2352-13-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral1/memory/2164-37-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral1/memory/2164-34-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral1/memory/2164-31-0x0000000000400000-0x000000000044F000-memory.dmp	upx
behavioral1/memory/2164-38-0x0000000000400000-0x000000000044F000-memory.dmp	upx

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\mstwain32.exe	deeb865e044f79431bb0bd75c3108201_JaffaCakes118.exe
File opened for modification	C:\Windows\mstwain32.exe	deeb865e044f79431bb0bd75c3108201_JaffaCakes118.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 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	deeb865e044f79431bb0bd75c3108201_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	deeb865e044f79431bb0bd75c3108201_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mstwain32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mstwain32.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	2352	deeb865e044f79431bb0bd75c3108201_JaffaCakes118.exe
Token: SeBackupPrivilege	2184	vssvc.exe
Token: SeRestorePrivilege	2184	vssvc.exe
Token: SeAuditPrivilege	2184	vssvc.exe
Token: SeDebugPrivilege	2164	mstwain32.exe
Token: SeDebugPrivilege	2164	mstwain32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2164	mstwain32.exe
2164	mstwain32.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 1788 wrote to memory of 2352	1788	deeb865e044f79431bb0bd75c3108201_JaffaCakes118.exe	30
PID 1788 wrote to memory of 2352	1788	deeb865e044f79431bb0bd75c3108201_JaffaCakes118.exe	30
PID 1788 wrote to memory of 2352	1788	deeb865e044f79431bb0bd75c3108201_JaffaCakes118.exe	30
PID 1788 wrote to memory of 2352	1788	deeb865e044f79431bb0bd75c3108201_JaffaCakes118.exe	30
PID 1788 wrote to memory of 2352	1788	deeb865e044f79431bb0bd75c3108201_JaffaCakes118.exe	30
PID 1788 wrote to memory of 2352	1788	deeb865e044f79431bb0bd75c3108201_JaffaCakes118.exe	30
PID 2352 wrote to memory of 2796	2352	deeb865e044f79431bb0bd75c3108201_JaffaCakes118.exe	34
PID 2352 wrote to memory of 2796	2352	deeb865e044f79431bb0bd75c3108201_JaffaCakes118.exe	34
PID 2352 wrote to memory of 2796	2352	deeb865e044f79431bb0bd75c3108201_JaffaCakes118.exe	34
PID 2352 wrote to memory of 2796	2352	deeb865e044f79431bb0bd75c3108201_JaffaCakes118.exe	34
PID 2796 wrote to memory of 2164	2796	mstwain32.exe	35
PID 2796 wrote to memory of 2164	2796	mstwain32.exe	35
PID 2796 wrote to memory of 2164	2796	mstwain32.exe	35
PID 2796 wrote to memory of 2164	2796	mstwain32.exe	35
PID 2796 wrote to memory of 2164	2796	mstwain32.exe	35
PID 2796 wrote to memory of 2164	2796	mstwain32.exe	35

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"	mstwain32.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\deeb865e044f79431bb0bd75c3108201_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\deeb865e044f79431bb0bd75c3108201_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1788
- C:\Users\Admin\AppData\Local\Temp\deeb865e044f79431bb0bd75c3108201_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\deeb865e044f79431bb0bd75c3108201_JaffaCakes118.exe
  2⤵
  - 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:2352
- - C:\Windows\mstwain32.exe
    "C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\deeb865e044f79431bb0bd75c3108201_JaffaCakes118.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2796
  - - C:\Windows\mstwain32.exe
      C:\Windows\mstwain32.exe \melt "C:\Users\Admin\AppData\Local\Temp\deeb865e044f79431bb0bd75c3108201_JaffaCakes118.exe"
      4⤵
      UAC bypass
      Deletes itself
      Executes dropped EXE
      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:2164

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2184

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Abuse Elevation Control Mechanism

1

T1548

Bypass User Account Control

1

T1548.002

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Abuse Elevation Control Mechanism

1

T1548

Bypass User Account Control

1

T1548.002

Impair Defenses

1

T1562

Disable or Modify Tools

Modify Registry

Credential Access

Discovery

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\mstwain32.exe

Filesize
196KB

MD5
deeb865e044f79431bb0bd75c3108201

SHA1
e66a0a303210a6ecf814973b1e64c2631bbd6cff

SHA256
1e53550c64c1c35be5ae9c335657f4aaced11eca6332b814876a9afaf72876fd

SHA512
4a9f4db1a601a00b72ce326c1a75150d55bdce4c393ede54b342355363df35c82e6bc1c63b75ebdd431c275fa31738ffe8ca4de37c99993a8f0e8e925efb067b

Download Submit
memory/1788-3-0x0000000000220000-0x000000000024F000-memory.dmp

Filesize
188KB

Download
memory/1788-0-0x0000000000600000-0x000000000062F000-memory.dmp

Filesize
188KB

Download
memory/1788-10-0x0000000000600000-0x000000000062F000-memory.dmp

Filesize
188KB

Download
memory/1788-1-0x0000000000600000-0x000000000062F000-memory.dmp

Filesize
188KB

Download
memory/1788-2-0x000000000061A000-0x000000000062E000-memory.dmp

Filesize
80KB

Download
memory/2164-37-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/2164-34-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/2164-44-0x0000000000380000-0x0000000000388000-memory.dmp

Filesize
32KB

Download
memory/2164-45-0x0000000002090000-0x000000000209E000-memory.dmp

Filesize
56KB

Download
memory/2164-42-0x0000000002090000-0x000000000209E000-memory.dmp

Filesize
56KB

Download
memory/2164-38-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/2164-31-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/2352-8-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/2352-21-0x0000000003040000-0x000000000306F000-memory.dmp

Filesize
188KB

Download
memory/2352-4-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/2352-22-0x0000000003040000-0x000000000306F000-memory.dmp

Filesize
188KB

Download
memory/2352-6-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2352-13-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/2352-12-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/2796-36-0x0000000000600000-0x000000000062F000-memory.dmp

Filesize
188KB

Download
memory/2796-26-0x0000000000600000-0x000000000062F000-memory.dmp

Filesize
188KB

Download
memory/2796-27-0x0000000000600000-0x000000000062F000-memory.dmp

Filesize
188KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads