modiloader | 9646eb19397ed3bf1db4a9ba674ffb9a8373efdc1d4d3f043daa3c82e1daadca

General

Target

ee6dd3e734fd3984fe06f36c1d899c8a_JaffaCakes118.exe
Size

312KB
MD5

ee6dd3e734fd3984fe06f36c1d899c8a
SHA1

b2112136ca92dd45ac51b4155f8a82bb629f91ad
SHA256

9646eb19397ed3bf1db4a9ba674ffb9a8373efdc1d4d3f043daa3c82e1daadca
SHA512

92d68a81db1d798ff1a05ab152c35701dd8d289412cace29c52938c2b3fcfc69df6763aa062333d73e7d0752671001106627a3193fa115687aa87420a1c88b30
SSDEEP

6144:HG377xS2Vp2CeiorXhwTBN536pcCJJvHX1oS:mr7xS2Vp6FwTQbJJvHloS

Score

10^/10

modiloader discovery evasion 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 6 IoCs

resource	yara_rule
behavioral1/memory/1444-0-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/480-11-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/memory/1444-10-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2
behavioral1/files/0x00060000000055ce-9.dat	modiloader_stage2
behavioral1/memory/480-19-0x0000000074F30000-0x0000000075020000-memory.dmp	modiloader_stage2
behavioral1/memory/480-20-0x0000000000400000-0x0000000000450000-memory.dmp	modiloader_stage2

Executes dropped EXE 1 IoCs

pid	Process
480	mstwain32.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1444-0-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/480-11-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/memory/1444-10-0x0000000000400000-0x0000000000450000-memory.dmp	upx
behavioral1/files/0x00060000000055ce-9.dat	upx
behavioral1/memory/480-19-0x0000000074F30000-0x0000000075020000-memory.dmp	upx
behavioral1/memory/480-20-0x0000000000400000-0x0000000000450000-memory.dmp	upx

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	ee6dd3e734fd3984fe06f36c1d899c8a_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

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\mstwain32.exe	ee6dd3e734fd3984fe06f36c1d899c8a_JaffaCakes118.exe
File opened for modification	C:\Windows\mstwain32.exe	ee6dd3e734fd3984fe06f36c1d899c8a_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 2 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	ee6dd3e734fd3984fe06f36c1d899c8a_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mstwain32.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	1444	ee6dd3e734fd3984fe06f36c1d899c8a_JaffaCakes118.exe
Token: SeBackupPrivilege	2668	vssvc.exe
Token: SeRestorePrivilege	2668	vssvc.exe
Token: SeAuditPrivilege	2668	vssvc.exe
Token: SeDebugPrivilege	480	mstwain32.exe
Token: SeDebugPrivilege	480	mstwain32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
480	mstwain32.exe
480	mstwain32.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1444 wrote to memory of 480	1444	ee6dd3e734fd3984fe06f36c1d899c8a_JaffaCakes118.exe	33
PID 1444 wrote to memory of 480	1444	ee6dd3e734fd3984fe06f36c1d899c8a_JaffaCakes118.exe	33
PID 1444 wrote to memory of 480	1444	ee6dd3e734fd3984fe06f36c1d899c8a_JaffaCakes118.exe	33
PID 1444 wrote to memory of 480	1444	ee6dd3e734fd3984fe06f36c1d899c8a_JaffaCakes118.exe	33

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\ee6dd3e734fd3984fe06f36c1d899c8a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ee6dd3e734fd3984fe06f36c1d899c8a_JaffaCakes118.exe"
1⤵
- 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:1444
- C:\Windows\mstwain32.exe
  "C:\Windows\mstwain32.exe"
  2⤵
  - UAC bypass
  - Executes dropped EXE
  - 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:480

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2668

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Abuse Elevation Control Mechanism

1

T1548

Bypass User Account Control

1

T1548.002

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
312KB

MD5
ee6dd3e734fd3984fe06f36c1d899c8a

SHA1
b2112136ca92dd45ac51b4155f8a82bb629f91ad

SHA256
9646eb19397ed3bf1db4a9ba674ffb9a8373efdc1d4d3f043daa3c82e1daadca

SHA512
92d68a81db1d798ff1a05ab152c35701dd8d289412cace29c52938c2b3fcfc69df6763aa062333d73e7d0752671001106627a3193fa115687aa87420a1c88b30

Download Submit
memory/480-20-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/480-11-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/480-15-0x0000000000330000-0x0000000000331000-memory.dmp

Filesize
4KB

Download
memory/480-16-0x0000000002430000-0x000000000243E000-memory.dmp

Filesize
56KB

Download
memory/480-19-0x0000000074F30000-0x0000000075020000-memory.dmp

Filesize
960KB

Download
memory/480-18-0x0000000074F40000-0x0000000074F41000-memory.dmp

Filesize
4KB

Download
memory/480-21-0x0000000074F30000-0x0000000075020000-memory.dmp

Filesize
960KB

Download
memory/480-23-0x0000000002430000-0x000000000243E000-memory.dmp

Filesize
56KB

Download
memory/480-22-0x00000000003C0000-0x00000000003C8000-memory.dmp

Filesize
32KB

Download
memory/480-24-0x0000000074F30000-0x0000000075020000-memory.dmp

Filesize
960KB

Download
memory/1444-10-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1444-4-0x0000000001FC0000-0x0000000001FD0000-memory.dmp

Filesize
64KB

Download
memory/1444-0-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads