modiloader | c101aaf0e8f29b3ba68495c8babb0b8d7a194cdcad0822cec75f77556df34824

General

Target

ca3eb24415ec3ebf6c712399a5f99ad4_JaffaCakes118.exe
Size

157KB
MD5

ca3eb24415ec3ebf6c712399a5f99ad4
SHA1

a8f7c81af0840072cf903ea8c2e772456c12d3d9
SHA256

c101aaf0e8f29b3ba68495c8babb0b8d7a194cdcad0822cec75f77556df34824
SHA512

ac47cc61fe2d3086e487d283aed6ce634e562576f16f6960cf995863ec5a5695b0186b2e987fe99aa9a851afbcbc1842ead766a87962ce8188fe86d4cdd1d21c
SSDEEP

3072:4L1pXzJuwr6ae4dtybxdSQZla2ttdbLAs4JbjEhS6mx7LM6e4fA:4x3q/wtybxAQZlaA70jEh6+6u

Score

10^/10

modiloader discovery 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

ModiLoader Second Stage 9 IoCs

resource	yara_rule
behavioral2/memory/2796-11-0x0000000000400000-0x000000000046C000-memory.dmp	modiloader_stage2
behavioral2/memory/4400-13-0x0000000000400000-0x000000000046C000-memory.dmp	modiloader_stage2
behavioral2/memory/4400-14-0x0000000000400000-0x000000000046C000-memory.dmp	modiloader_stage2
behavioral2/memory/4400-16-0x0000000000400000-0x000000000046C000-memory.dmp	modiloader_stage2
behavioral2/memory/4400-17-0x0000000000400000-0x000000000046C000-memory.dmp	modiloader_stage2
behavioral2/memory/4400-18-0x0000000000400000-0x000000000046C000-memory.dmp	modiloader_stage2
behavioral2/memory/4400-19-0x0000000000400000-0x000000000046C000-memory.dmp	modiloader_stage2
behavioral2/memory/4400-20-0x0000000000400000-0x000000000046C000-memory.dmp	modiloader_stage2
behavioral2/memory/4400-27-0x0000000000400000-0x000000000046C000-memory.dmp	modiloader_stage2

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	ca3eb24415ec3ebf6c712399a5f99ad4_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
4400	Winservices.exe

Adds Run key to start application 2 TTPs 2 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\Run\SysServices = "C:\\Windows\\Winservices.exe"	ca3eb24415ec3ebf6c712399a5f99ad4_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\SysServices = "C:\\Windows\\Winservices.exe"	Winservices.exe

UPX packed file 11 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2796-0-0x0000000000400000-0x000000000046C000-memory.dmp	upx
behavioral2/files/0x0009000000023c7c-6.dat	upx
behavioral2/memory/2796-11-0x0000000000400000-0x000000000046C000-memory.dmp	upx
behavioral2/memory/4400-13-0x0000000000400000-0x000000000046C000-memory.dmp	upx
behavioral2/memory/4400-14-0x0000000000400000-0x000000000046C000-memory.dmp	upx
behavioral2/memory/4400-16-0x0000000000400000-0x000000000046C000-memory.dmp	upx
behavioral2/memory/4400-17-0x0000000000400000-0x000000000046C000-memory.dmp	upx
behavioral2/memory/4400-18-0x0000000000400000-0x000000000046C000-memory.dmp	upx
behavioral2/memory/4400-19-0x0000000000400000-0x000000000046C000-memory.dmp	upx
behavioral2/memory/4400-20-0x0000000000400000-0x000000000046C000-memory.dmp	upx
behavioral2/memory/4400-27-0x0000000000400000-0x000000000046C000-memory.dmp	upx

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\Winservices.exe	ca3eb24415ec3ebf6c712399a5f99ad4_JaffaCakes118.exe
File opened for modification	C:\Windows\Winservices.exe	ca3eb24415ec3ebf6c712399a5f99ad4_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 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	ca3eb24415ec3ebf6c712399a5f99ad4_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Winservices.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4400	Winservices.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2796 wrote to memory of 4400	2796	ca3eb24415ec3ebf6c712399a5f99ad4_JaffaCakes118.exe	83
PID 2796 wrote to memory of 4400	2796	ca3eb24415ec3ebf6c712399a5f99ad4_JaffaCakes118.exe	83
PID 2796 wrote to memory of 4400	2796	ca3eb24415ec3ebf6c712399a5f99ad4_JaffaCakes118.exe	83

C:\Users\Admin\AppData\Local\Temp\ca3eb24415ec3ebf6c712399a5f99ad4_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ca3eb24415ec3ebf6c712399a5f99ad4_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2796
- C:\Windows\Winservices.exe
  "C:\Windows\Winservices.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:4400

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

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

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\Winservices.exe

Filesize
157KB

MD5
ca3eb24415ec3ebf6c712399a5f99ad4

SHA1
a8f7c81af0840072cf903ea8c2e772456c12d3d9

SHA256
c101aaf0e8f29b3ba68495c8babb0b8d7a194cdcad0822cec75f77556df34824

SHA512
ac47cc61fe2d3086e487d283aed6ce634e562576f16f6960cf995863ec5a5695b0186b2e987fe99aa9a851afbcbc1842ead766a87962ce8188fe86d4cdd1d21c

Download Submit
memory/2796-0-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/2796-1-0x0000000002210000-0x0000000002211000-memory.dmp

Filesize
4KB

Download
memory/2796-11-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/4400-14-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/4400-13-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/4400-12-0x00000000006C0000-0x00000000006C1000-memory.dmp

Filesize
4KB

Download
memory/4400-15-0x00000000006C0000-0x00000000006C1000-memory.dmp

Filesize
4KB

Download
memory/4400-16-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/4400-17-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/4400-18-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/4400-19-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/4400-20-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/4400-27-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads