modiloader | 96d9a305bfb8b56b187d45d868ea552bc48b8635afd0f4df012c3f782c157340

General

Target

f316e64e645ac606af107feb86a26fbc_JaffaCakes118.exe
Size

175KB
MD5

f316e64e645ac606af107feb86a26fbc
SHA1

6dcbc38d680242a3f1e7f2ed113e2bc788f064d5
SHA256

96d9a305bfb8b56b187d45d868ea552bc48b8635afd0f4df012c3f782c157340
SHA512

4cee00c4a34bd60b26f07c1fe1b9f1286927b780ecfd3c687599d8a09927f05c90de12e081a49e0d8856f7df6d7f86baf1fdbf1b911bde28828329fd3f35b511
SSDEEP

3072:g9/5ks3f5TC0nMJBx8pH1WquuF7SFyHr3xkwudrPHaSe6wi+mW+2/Ahw:gVtMWHnuESQH7xhervaK3+mWrV

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

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 16 IoCs

resource	yara_rule
behavioral1/memory/2840-28-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2340-38-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2340-39-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2340-42-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2340-45-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2340-48-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2340-51-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2340-55-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2340-58-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2340-61-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2340-64-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2340-67-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2340-70-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2340-73-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2340-76-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/2340-79-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2

Executes dropped EXE 2 IoCs

pid	Process
2840	KSP.exe
2340	mstwain32.exe

Loads dropped DLL 3 IoCs

pid	Process
2736	f316e64e645ac606af107feb86a26fbc_JaffaCakes118.exe
2736	f316e64e645ac606af107feb86a26fbc_JaffaCakes118.exe
2840	KSP.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-1-5-21-3434294380-2554721341-1919518612-1000\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	KSP.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

UPX packed file 18 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x0009000000016d29-3.dat	upx
behavioral1/memory/2840-12-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2840-28-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2340-38-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2340-39-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2340-42-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2340-45-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2340-48-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2340-51-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2340-55-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2340-58-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2340-61-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2340-64-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2340-67-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2340-70-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2340-73-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2340-76-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/2340-79-0x0000000000400000-0x0000000000450000-memory.dmp	upx

Drops file in Windows directory 4 IoCs

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f316e64e645ac606af107feb86a26fbc_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	KSP.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mstwain32.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

description	pid	Process
Token: SeDebugPrivilege	2840	KSP.exe
Token: SeBackupPrivilege	2876	vssvc.exe
Token: SeRestorePrivilege	2876	vssvc.exe
Token: SeAuditPrivilege	2876	vssvc.exe
Token: SeDebugPrivilege	2340	mstwain32.exe
Token: SeDebugPrivilege	2340	mstwain32.exe
Token: SeDebugPrivilege	2736	f316e64e645ac606af107feb86a26fbc_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2340	mstwain32.exe
2340	mstwain32.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2736 wrote to memory of 2840	2736	f316e64e645ac606af107feb86a26fbc_JaffaCakes118.exe	30
PID 2736 wrote to memory of 2840	2736	f316e64e645ac606af107feb86a26fbc_JaffaCakes118.exe	30
PID 2736 wrote to memory of 2840	2736	f316e64e645ac606af107feb86a26fbc_JaffaCakes118.exe	30
PID 2736 wrote to memory of 2840	2736	f316e64e645ac606af107feb86a26fbc_JaffaCakes118.exe	30
PID 2840 wrote to memory of 2340	2840	KSP.exe	34
PID 2840 wrote to memory of 2340	2840	KSP.exe	34
PID 2840 wrote to memory of 2340	2840	KSP.exe	34
PID 2840 wrote to memory of 2340	2840	KSP.exe	34

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\f316e64e645ac606af107feb86a26fbc_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f316e64e645ac606af107feb86a26fbc_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2736
- C:\Users\Admin\AppData\Local\Temp\RarSFX0\KSP.exe
  "C:\Users\Admin\AppData\Local\Temp\RarSFX0\KSP.exe"
  2⤵
  - Executes dropped EXE
  - 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:2840
- - C:\Windows\mstwain32.exe
    "C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\RarSFX0\KSP.exe"
    3⤵
    - 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:2340

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2876

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

Replay Monitor

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Downloads

C:\Windows\cmsetac.dll

Filesize
33KB

MD5
7fb20cccce53f5e72db6bb9d711680a4

SHA1
5bdec0c3a654932afe1649386bfa32766adffdbb

SHA256
44e43c1865a161b07592de987211126904a22489771c4201f99447b3c6e60602

SHA512
a696fda6de6f30252f48a8064cb9b4620e29d12e0711babb717e7c28fd506751d32f99325915232018e315a70a1d305ba3f77196699d15aa5626f1e5bcd67a20

Download Submit
\Users\Admin\AppData\Local\Temp\RarSFX0\KSP.exe

Filesize
108KB

MD5
ec6cc1fd291b219a0efb230025b7c22c

SHA1
ebaeb9b51f0e71d677657b2afa83485af2294f23

SHA256
6c1b0cb5d95c45f8b0e412b4aeed95fcfa5b6ee33b86fc6f47669c9d2b8cea5e

SHA512
cb9d6d5678ba4653d05e82b211da4487a259733d740de27f49b081f8628f524fcbaa048d82661e17edb018a6b29f21867c8a9863611de10f9fb30a73796f16ae

Download Submit
memory/2340-51-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2340-67-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2340-39-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2340-79-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2340-41-0x0000000001E30000-0x0000000001E3E000-memory.dmp

Filesize
56KB

Download
memory/2340-76-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2340-73-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2340-32-0x0000000001E30000-0x0000000001E3E000-memory.dmp

Filesize
56KB

Download
memory/2340-70-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2340-48-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2340-64-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2340-42-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2340-38-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2340-40-0x0000000000330000-0x0000000000338000-memory.dmp

Filesize
32KB

Download
memory/2340-61-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2340-58-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2340-55-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2340-45-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2736-35-0x0000000000800000-0x000000000080E000-memory.dmp

Filesize
56KB

Download
memory/2736-37-0x0000000000800000-0x000000000080E000-memory.dmp

Filesize
56KB

Download
memory/2736-36-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2736-10-0x0000000003220000-0x0000000003270000-memory.dmp

Filesize
320KB

Download
memory/2736-9-0x0000000003220000-0x0000000003270000-memory.dmp

Filesize
320KB

Download
memory/2736-14-0x0000000003220000-0x0000000003270000-memory.dmp

Filesize
320KB

Download
memory/2840-12-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2840-28-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2840-13-0x00000000002F0000-0x00000000002F1000-memory.dmp

Filesize
4KB

Download
memory/2840-27-0x0000000003840000-0x0000000003890000-memory.dmp

Filesize
320KB

Download
memory/2840-20-0x0000000002390000-0x00000000023A0000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads