modiloader | 7348733839473285ae7860e7039c626d5ac5ce528230c7fc33911e3d89992ea2

General

Target

e23d36c1d78e7a26173d92e7d46b6050_JaffaCakes118.exe
Size

934KB
MD5

e23d36c1d78e7a26173d92e7d46b6050
SHA1

9ec176a6afaaac7868524db6bc30740b2c106a39
SHA256

7348733839473285ae7860e7039c626d5ac5ce528230c7fc33911e3d89992ea2
SHA512

3c3c3e13d58a119a7e4757e7843e62736f22249a2a1357ac9ba39e9cff7fd0e6224479c336e815d4446ff429f3fd48e9e21ddcce7f512b1e67f99b9eaf280a5e
SSDEEP

12288:S7oA4UawsXCVX1SQ83hdeZqX9IUOty4dRqolkBfCej/WiLDpzEJeyynoKJ92jphQ:sovS9wV3uqyUY3eBv7WO3Xorp+F

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"	mstwain32.exe

ModiLoader Second Stage 6 IoCs

resource	yara_rule
behavioral1/memory/2780-11-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2780-12-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2780-6-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2508-33-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2508-34-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2
behavioral1/memory/2508-40-0x0000000000400000-0x000000000044B000-memory.dmp	modiloader_stage2

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	e23d36c1d78e7a26173d92e7d46b6050_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	mstwain32.exe

Executes dropped EXE 2 IoCs

pid	Process
2500	mstwain32.exe
2508	mstwain32.exe

Identifies Wine through registry keys 2 TTPs 2 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

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Wine	e23d36c1d78e7a26173d92e7d46b6050_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Wine	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-1-5-21-3533259084-2542256011-65585152-1000\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

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	e23d36c1d78e7a26173d92e7d46b6050_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 NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
1120	e23d36c1d78e7a26173d92e7d46b6050_JaffaCakes118.exe
2500	mstwain32.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 1120 set thread context of 2780	1120	e23d36c1d78e7a26173d92e7d46b6050_JaffaCakes118.exe	28
PID 2500 set thread context of 2508	2500	mstwain32.exe	30

Drops file in Windows directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\mstwain32.exe	e23d36c1d78e7a26173d92e7d46b6050_JaffaCakes118.exe
File created	C:\Windows\ntdtcstp.dll	mstwain32.exe
File created	C:\Windows\cmsetac.dll	mstwain32.exe
File created	C:\Windows\mstwain32.exe	e23d36c1d78e7a26173d92e7d46b6050_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	e23d36c1d78e7a26173d92e7d46b6050_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e23d36c1d78e7a26173d92e7d46b6050_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 behavior: EnumeratesProcesses 4 IoCs

pid	Process
1120	e23d36c1d78e7a26173d92e7d46b6050_JaffaCakes118.exe
1120	e23d36c1d78e7a26173d92e7d46b6050_JaffaCakes118.exe
2500	mstwain32.exe
2500	mstwain32.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2780	e23d36c1d78e7a26173d92e7d46b6050_JaffaCakes118.exe
Token: SeDebugPrivilege	2508	mstwain32.exe
Token: SeDebugPrivilege	2508	mstwain32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2508	mstwain32.exe
2508	mstwain32.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 1120 wrote to memory of 2780	1120	e23d36c1d78e7a26173d92e7d46b6050_JaffaCakes118.exe	28
PID 1120 wrote to memory of 2780	1120	e23d36c1d78e7a26173d92e7d46b6050_JaffaCakes118.exe	28
PID 1120 wrote to memory of 2780	1120	e23d36c1d78e7a26173d92e7d46b6050_JaffaCakes118.exe	28
PID 1120 wrote to memory of 2780	1120	e23d36c1d78e7a26173d92e7d46b6050_JaffaCakes118.exe	28
PID 1120 wrote to memory of 2780	1120	e23d36c1d78e7a26173d92e7d46b6050_JaffaCakes118.exe	28
PID 1120 wrote to memory of 2780	1120	e23d36c1d78e7a26173d92e7d46b6050_JaffaCakes118.exe	28
PID 2780 wrote to memory of 2500	2780	e23d36c1d78e7a26173d92e7d46b6050_JaffaCakes118.exe	29
PID 2780 wrote to memory of 2500	2780	e23d36c1d78e7a26173d92e7d46b6050_JaffaCakes118.exe	29
PID 2780 wrote to memory of 2500	2780	e23d36c1d78e7a26173d92e7d46b6050_JaffaCakes118.exe	29
PID 2780 wrote to memory of 2500	2780	e23d36c1d78e7a26173d92e7d46b6050_JaffaCakes118.exe	29
PID 2500 wrote to memory of 2508	2500	mstwain32.exe	30
PID 2500 wrote to memory of 2508	2500	mstwain32.exe	30
PID 2500 wrote to memory of 2508	2500	mstwain32.exe	30
PID 2500 wrote to memory of 2508	2500	mstwain32.exe	30
PID 2500 wrote to memory of 2508	2500	mstwain32.exe	30
PID 2500 wrote to memory of 2508	2500	mstwain32.exe	30

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

C:\Users\Admin\AppData\Local\Temp\e23d36c1d78e7a26173d92e7d46b6050_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e23d36c1d78e7a26173d92e7d46b6050_JaffaCakes118.exe"
1⤵
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1120
- C:\Users\Admin\AppData\Local\Temp\e23d36c1d78e7a26173d92e7d46b6050_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\e23d36c1d78e7a26173d92e7d46b6050_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:2780
- - C:\Windows\mstwain32.exe
    "C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\e23d36c1d78e7a26173d92e7d46b6050_JaffaCakes118.exe"
    3⤵
    - Checks BIOS information in registry
    - Executes dropped EXE
    - Identifies Wine through registry keys
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:2500
  - - C:\Windows\mstwain32.exe
      C:\Windows\mstwain32.exe
      4⤵
      UAC bypass
      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:2508

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

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

3

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Virtualization/Sandbox Evasion

1

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\mstwain32.exe

Filesize
934KB

MD5
e23d36c1d78e7a26173d92e7d46b6050

SHA1
9ec176a6afaaac7868524db6bc30740b2c106a39

SHA256
7348733839473285ae7860e7039c626d5ac5ce528230c7fc33911e3d89992ea2

SHA512
3c3c3e13d58a119a7e4757e7843e62736f22249a2a1357ac9ba39e9cff7fd0e6224479c336e815d4446ff429f3fd48e9e21ddcce7f512b1e67f99b9eaf280a5e

Download Submit
memory/1120-2-0x0000000010000000-0x00000000101C2000-memory.dmp

Filesize
1.8MB

Download
memory/1120-10-0x0000000004000000-0x00000000041C2000-memory.dmp

Filesize
1.8MB

Download
memory/1120-0-0x0000000010000000-0x00000000101C2000-memory.dmp

Filesize
1.8MB

Download
memory/1120-8-0x0000000010000000-0x00000000101C2000-memory.dmp

Filesize
1.8MB

Download
memory/1120-1-0x0000000010001000-0x0000000010003000-memory.dmp

Filesize
8KB

Download
memory/1120-9-0x0000000010000000-0x00000000101C2000-memory.dmp

Filesize
1.8MB

Download
memory/2500-22-0x0000000010000000-0x00000000101C2000-memory.dmp

Filesize
1.8MB

Download
memory/2500-30-0x0000000010000000-0x00000000101C2000-memory.dmp

Filesize
1.8MB

Download
memory/2500-31-0x0000000010000000-0x00000000101C2000-memory.dmp

Filesize
1.8MB

Download
memory/2508-33-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2508-34-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2508-40-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2508-38-0x00000000003D0000-0x00000000003DE000-memory.dmp

Filesize
56KB

Download
memory/2508-42-0x00000000003D0000-0x00000000003DE000-memory.dmp

Filesize
56KB

Download
memory/2508-41-0x0000000000310000-0x0000000000318000-memory.dmp

Filesize
32KB

Download
memory/2780-11-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2780-12-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2780-4-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2780-15-0x0000000001FD0000-0x0000000001FE0000-memory.dmp

Filesize
64KB

Download
memory/2780-3-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2780-6-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads