modiloader | 1e4a15a9eb10e890fd10d0c7c5c8b9f4cbeca7b55b8bf8b68f4394dac6fc11c4

General

Target

e81c068b66b608fbfaed9b06a240e4e8_JaffaCakes118.exe
Size

1.1MB
MD5

e81c068b66b608fbfaed9b06a240e4e8
SHA1

25860152c557a1c24994c015112148c28f2c5128
SHA256

1e4a15a9eb10e890fd10d0c7c5c8b9f4cbeca7b55b8bf8b68f4394dac6fc11c4
SHA512

7e0f12ee46ef8af68af267c6a855d1c83c085c7ffb01631c759dbf2dcacc8dfe51cd88fe0109cb1b55dcdd35e7ed2544aa3f16fc245b13a1f7f6d17122ba8a22
SSDEEP

24576:sgPmaylnAHdMAB+SiIYpknJMXNF+IBYaGt5WPOIsEk0BClCwXY:ZIlpdSiQJMdTBYaNPOIrtsl9Y

Score

10^/10

modiloader discovery evasion persistence themida 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 17 IoCs

resource	yara_rule
behavioral1/memory/1876-17-0x0000000000401000-0x000000000041C000-memory.dmp	modiloader_stage2
behavioral1/memory/1876-18-0x0000000000400000-0x0000000000654000-memory.dmp	modiloader_stage2
behavioral1/memory/1876-29-0x0000000000400000-0x0000000000654000-memory.dmp	modiloader_stage2
behavioral1/memory/1544-36-0x0000000000400000-0x0000000000654000-memory.dmp	modiloader_stage2
behavioral1/memory/1544-39-0x0000000000400000-0x0000000000654000-memory.dmp	modiloader_stage2
behavioral1/memory/1544-42-0x0000000000400000-0x0000000000654000-memory.dmp	modiloader_stage2
behavioral1/memory/1544-45-0x0000000000400000-0x0000000000654000-memory.dmp	modiloader_stage2
behavioral1/memory/1544-48-0x0000000000400000-0x0000000000654000-memory.dmp	modiloader_stage2
behavioral1/memory/1544-52-0x0000000000400000-0x0000000000654000-memory.dmp	modiloader_stage2
behavioral1/memory/1544-55-0x0000000000400000-0x0000000000654000-memory.dmp	modiloader_stage2
behavioral1/memory/1544-58-0x0000000000400000-0x0000000000654000-memory.dmp	modiloader_stage2
behavioral1/memory/1544-61-0x0000000000400000-0x0000000000654000-memory.dmp	modiloader_stage2
behavioral1/memory/1544-64-0x0000000000400000-0x0000000000654000-memory.dmp	modiloader_stage2
behavioral1/memory/1544-67-0x0000000000400000-0x0000000000654000-memory.dmp	modiloader_stage2
behavioral1/memory/1544-70-0x0000000000400000-0x0000000000654000-memory.dmp	modiloader_stage2
behavioral1/memory/1544-73-0x0000000000400000-0x0000000000654000-memory.dmp	modiloader_stage2
behavioral1/memory/1544-76-0x0000000000400000-0x0000000000654000-memory.dmp	modiloader_stage2

Executes dropped EXE 2 IoCs

pid	Process
1876	dddd.exe
1544	mstwain32.exe

Loads dropped DLL 4 IoCs

pid	Process
2120	e81c068b66b608fbfaed9b06a240e4e8_JaffaCakes118.exe
2120	e81c068b66b608fbfaed9b06a240e4e8_JaffaCakes118.exe
1876	dddd.exe
1876	dddd.exe

Themida packer 17 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral1/files/0x0009000000016c4e-8.dat	themida
behavioral1/memory/1876-18-0x0000000000400000-0x0000000000654000-memory.dmp	themida
behavioral1/memory/1876-29-0x0000000000400000-0x0000000000654000-memory.dmp	themida
behavioral1/memory/1544-36-0x0000000000400000-0x0000000000654000-memory.dmp	themida
behavioral1/memory/1544-39-0x0000000000400000-0x0000000000654000-memory.dmp	themida
behavioral1/memory/1544-42-0x0000000000400000-0x0000000000654000-memory.dmp	themida
behavioral1/memory/1544-45-0x0000000000400000-0x0000000000654000-memory.dmp	themida
behavioral1/memory/1544-48-0x0000000000400000-0x0000000000654000-memory.dmp	themida
behavioral1/memory/1544-52-0x0000000000400000-0x0000000000654000-memory.dmp	themida
behavioral1/memory/1544-55-0x0000000000400000-0x0000000000654000-memory.dmp	themida
behavioral1/memory/1544-58-0x0000000000400000-0x0000000000654000-memory.dmp	themida
behavioral1/memory/1544-61-0x0000000000400000-0x0000000000654000-memory.dmp	themida
behavioral1/memory/1544-64-0x0000000000400000-0x0000000000654000-memory.dmp	themida
behavioral1/memory/1544-67-0x0000000000400000-0x0000000000654000-memory.dmp	themida
behavioral1/memory/1544-70-0x0000000000400000-0x0000000000654000-memory.dmp	themida
behavioral1/memory/1544-73-0x0000000000400000-0x0000000000654000-memory.dmp	themida
behavioral1/memory/1544-76-0x0000000000400000-0x0000000000654000-memory.dmp	themida

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2120-0-0x0000000001000000-0x000000000124BEF1-memory.dmp	upx
behavioral1/memory/2120-5-0x0000000001000000-0x000000000124BEF1-memory.dmp	upx
behavioral1/memory/2120-3-0x0000000001000000-0x000000000124BEF1-memory.dmp	upx
behavioral1/memory/2120-30-0x0000000001000000-0x000000000124BEF1-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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	e81c068b66b608fbfaed9b06a240e4e8_JaffaCakes118.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	dddd.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

description	ioc	Process
File created	C:\Windows\mstwain32.exe	dddd.exe
File opened for modification	C:\Windows\mstwain32.exe	dddd.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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e81c068b66b608fbfaed9b06a240e4e8_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dddd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mstwain32.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1876	dddd.exe
1544	mstwain32.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	1876	dddd.exe
Token: SeBackupPrivilege	2204	vssvc.exe
Token: SeRestorePrivilege	2204	vssvc.exe
Token: SeAuditPrivilege	2204	vssvc.exe
Token: SeDebugPrivilege	1544	mstwain32.exe
Token: SeDebugPrivilege	1544	mstwain32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1544	mstwain32.exe
1544	mstwain32.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 2120 wrote to memory of 1876	2120	e81c068b66b608fbfaed9b06a240e4e8_JaffaCakes118.exe	31
PID 2120 wrote to memory of 1876	2120	e81c068b66b608fbfaed9b06a240e4e8_JaffaCakes118.exe	31
PID 2120 wrote to memory of 1876	2120	e81c068b66b608fbfaed9b06a240e4e8_JaffaCakes118.exe	31
PID 2120 wrote to memory of 1876	2120	e81c068b66b608fbfaed9b06a240e4e8_JaffaCakes118.exe	31
PID 2120 wrote to memory of 1876	2120	e81c068b66b608fbfaed9b06a240e4e8_JaffaCakes118.exe	31
PID 2120 wrote to memory of 1876	2120	e81c068b66b608fbfaed9b06a240e4e8_JaffaCakes118.exe	31
PID 2120 wrote to memory of 1876	2120	e81c068b66b608fbfaed9b06a240e4e8_JaffaCakes118.exe	31
PID 1876 wrote to memory of 1544	1876	dddd.exe	35
PID 1876 wrote to memory of 1544	1876	dddd.exe	35
PID 1876 wrote to memory of 1544	1876	dddd.exe	35
PID 1876 wrote to memory of 1544	1876	dddd.exe	35
PID 1876 wrote to memory of 1544	1876	dddd.exe	35
PID 1876 wrote to memory of 1544	1876	dddd.exe	35
PID 1876 wrote to memory of 1544	1876	dddd.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\e81c068b66b608fbfaed9b06a240e4e8_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e81c068b66b608fbfaed9b06a240e4e8_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2120
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dddd.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dddd.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 behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1876
- - C:\Windows\mstwain32.exe
    "C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dddd.exe"
    3⤵
    - UAC bypass
    - Executes dropped EXE
    - Checks whether UAC is enabled
    - Drops file in Windows directory
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    - System policy modification
    PID:1544

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2204

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

\Users\Admin\AppData\Local\Temp\IXP000.TMP\dddd.exe

Filesize
1.1MB

MD5
14e3a6abe39828d0d9cd7b5fd87d8cb4

SHA1
bf944a35415a2fe35bed6f9fc77944716b4e0b54

SHA256
4e66ddea6476a0c8a674e6883bd5cc74bcd2d6a7711e19bfbedfdd49a44276db

SHA512
fe8cd559d7cf471b895ae6a7a68f43d099342aecaa15933c0a2bcb73077281d74d9b39bf9933c36878a8c22fbdd26e95a5d7b5976d7b40628ff07ba165d98f06

Download Submit
memory/1544-52-0x0000000000400000-0x0000000000654000-memory.dmp

Filesize
2.3MB

Download
memory/1544-70-0x0000000000400000-0x0000000000654000-memory.dmp

Filesize
2.3MB

Download
memory/1544-39-0x0000000000400000-0x0000000000654000-memory.dmp

Filesize
2.3MB

Download
memory/1544-42-0x0000000000400000-0x0000000000654000-memory.dmp

Filesize
2.3MB

Download
memory/1544-36-0x0000000000400000-0x0000000000654000-memory.dmp

Filesize
2.3MB

Download
memory/1544-58-0x0000000000400000-0x0000000000654000-memory.dmp

Filesize
2.3MB

Download
memory/1544-55-0x0000000000400000-0x0000000000654000-memory.dmp

Filesize
2.3MB

Download
memory/1544-73-0x0000000000400000-0x0000000000654000-memory.dmp

Filesize
2.3MB

Download
memory/1544-64-0x0000000000400000-0x0000000000654000-memory.dmp

Filesize
2.3MB

Download
memory/1544-34-0x00000000048A0000-0x00000000048AE000-memory.dmp

Filesize
56KB

Download
memory/1544-38-0x00000000048A0000-0x00000000048AE000-memory.dmp

Filesize
56KB

Download
memory/1544-37-0x00000000009E0000-0x00000000009E8000-memory.dmp

Filesize
32KB

Download
memory/1544-76-0x0000000000400000-0x0000000000654000-memory.dmp

Filesize
2.3MB

Download
memory/1544-61-0x0000000000400000-0x0000000000654000-memory.dmp

Filesize
2.3MB

Download
memory/1544-67-0x0000000000400000-0x0000000000654000-memory.dmp

Filesize
2.3MB

Download
memory/1544-45-0x0000000000400000-0x0000000000654000-memory.dmp

Filesize
2.3MB

Download
memory/1544-48-0x0000000000400000-0x0000000000654000-memory.dmp

Filesize
2.3MB

Download
memory/1876-29-0x0000000000400000-0x0000000000654000-memory.dmp

Filesize
2.3MB

Download
memory/1876-18-0x0000000000400000-0x0000000000654000-memory.dmp

Filesize
2.3MB

Download
memory/1876-17-0x0000000000401000-0x000000000041C000-memory.dmp

Filesize
108KB

Download
memory/2120-30-0x0000000001000000-0x000000000124BEF1-memory.dmp

Filesize
2.3MB

Download
memory/2120-2-0x0000000001246000-0x0000000001247000-memory.dmp

Filesize
4KB

Download
memory/2120-3-0x0000000001000000-0x000000000124BEF1-memory.dmp

Filesize
2.3MB

Download
memory/2120-5-0x0000000001000000-0x000000000124BEF1-memory.dmp

Filesize
2.3MB

Download
memory/2120-0-0x0000000001000000-0x000000000124BEF1-memory.dmp

Filesize
2.3MB

Download
memory/2120-1-0x0000000000C90000-0x0000000000EDC000-memory.dmp

Filesize
2.3MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads