modiloader | 9147f94fee44882570ddeb67f85bb69de3b27bfc54a3a16d57db6d9d8ffd88b5

General

Target

e8ace73a999d2903bd2c05f398b10a9d_JaffaCakes118.exe
Size

204KB
MD5

e8ace73a999d2903bd2c05f398b10a9d
SHA1

d5427899a3565a29a7f0d23a728cba2b9a68ecd5
SHA256

9147f94fee44882570ddeb67f85bb69de3b27bfc54a3a16d57db6d9d8ffd88b5
SHA512

07b9366e2be0e9943b7c7bc64023fad85f60181c48b71aaaee53c1b82aac3a60ec2c5e79cc6856b6d5b81ac71e812f1d38fe0395329792ea706aa41e16d65199
SSDEEP

3072:5kX7jGBkSrwYSjEHrq8Lbph1nf2TW+e4Z+XTwoJ+SfS04FKc942dn70Ds7OCPwN:20kqSjELb3pXf2TRe4ifG9B7pOHN

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 Second Stage 5 IoCs

resource	yara_rule
behavioral2/memory/4796-19-0x0000000000400000-0x000000000046C000-memory.dmp	modiloader_stage2
behavioral2/memory/3808-23-0x0000000000400000-0x000000000046C000-memory.dmp	modiloader_stage2
behavioral2/memory/4024-27-0x0000000000400000-0x000000000046C000-memory.dmp	modiloader_stage2
behavioral2/memory/4024-33-0x0000000000400000-0x000000000046C000-memory.dmp	modiloader_stage2
behavioral2/memory/4024-41-0x0000000000400000-0x000000000046C000-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-1-5-21-2718105630-359604950-2820636825-1000\Control Panel\International\Geo\Nation	server.exe

Executes dropped EXE 3 IoCs

pid	Process
4796	server.exe
3808	Winservices.exe
4024	server.exe

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x0008000000023406-6.dat	upx
behavioral2/memory/4796-9-0x0000000000400000-0x000000000046C000-memory.dmp	upx
behavioral2/memory/4796-19-0x0000000000400000-0x000000000046C000-memory.dmp	upx
behavioral2/memory/3808-23-0x0000000000400000-0x000000000046C000-memory.dmp	upx
behavioral2/memory/4024-27-0x0000000000400000-0x000000000046C000-memory.dmp	upx
behavioral2/memory/4024-33-0x0000000000400000-0x000000000046C000-memory.dmp	upx
behavioral2/memory/4024-41-0x0000000000400000-0x000000000046C000-memory.dmp	upx

Adds Run key to start application 2 TTPs 4 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\\\""	e8ace73a999d2903bd2c05f398b10a9d_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\SysServices = "C:\\Windows\\Winservices.exe"	server.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\SysServices = "C:\\Windows\\Winservices.exe"	Winservices.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\SysServices = "C:\\Windows\\Winservices.exe"	server.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\Winservices.exe	server.exe
File opened for modification	C:\Windows\Winservices.exe	server.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	e8ace73a999d2903bd2c05f398b10a9d_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	server.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Winservices.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	server.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3808	Winservices.exe
4024	server.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4300 wrote to memory of 4796	4300	e8ace73a999d2903bd2c05f398b10a9d_JaffaCakes118.exe	82
PID 4300 wrote to memory of 4796	4300	e8ace73a999d2903bd2c05f398b10a9d_JaffaCakes118.exe	82
PID 4300 wrote to memory of 4796	4300	e8ace73a999d2903bd2c05f398b10a9d_JaffaCakes118.exe	82
PID 4796 wrote to memory of 3808	4796	server.exe	83
PID 4796 wrote to memory of 3808	4796	server.exe	83
PID 4796 wrote to memory of 3808	4796	server.exe	83
PID 4300 wrote to memory of 4024	4300	e8ace73a999d2903bd2c05f398b10a9d_JaffaCakes118.exe	84
PID 4300 wrote to memory of 4024	4300	e8ace73a999d2903bd2c05f398b10a9d_JaffaCakes118.exe	84
PID 4300 wrote to memory of 4024	4300	e8ace73a999d2903bd2c05f398b10a9d_JaffaCakes118.exe	84

C:\Users\Admin\AppData\Local\Temp\e8ace73a999d2903bd2c05f398b10a9d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e8ace73a999d2903bd2c05f398b10a9d_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4300
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\server.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\server.exe
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Adds Run key to start application
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4796
- - C:\Windows\Winservices.exe
    "C:\Windows\Winservices.exe"
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    PID:3808
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\server.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\server.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:4024

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\server.exe

Filesize
157KB

MD5
ad5c8b40cc0ccc04bcc77a887c0a4cfd

SHA1
8724d02a3805b75ac785edd2af91d6c8dd24ff3c

SHA256
6c9d0cb6cde626c5e336e9fa06dcb9f1578eb6367c5daf6407176a57f0f3c2ac

SHA512
9af31198ecbf4132474d36eda4a30f37771dfbbee277a94ec91d2be9d73d3b3eab9ee756cbf9cc2a70174ddf90e2f0e6fc484f1f0778d0d98cdefc912b4d89f0

Download Submit
memory/3808-20-0x0000000000820000-0x0000000000821000-memory.dmp

Filesize
4KB

Download
memory/3808-24-0x0000000000820000-0x0000000000821000-memory.dmp

Filesize
4KB

Download
memory/3808-23-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/4024-41-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/4024-33-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/4024-27-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/4300-22-0x0000000001000000-0x000000000107224B-memory.dmp

Filesize
456KB

Download
memory/4300-0-0x0000000001000000-0x000000000107224B-memory.dmp

Filesize
456KB

Download
memory/4300-7-0x0000000001001000-0x000000000100B000-memory.dmp

Filesize
40KB

Download
memory/4300-2-0x0000000001000000-0x000000000107224B-memory.dmp

Filesize
456KB

Download
memory/4300-1-0x0000000001000000-0x000000000107224B-memory.dmp

Filesize
456KB

Download
memory/4796-19-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/4796-10-0x00000000005D0000-0x00000000005D1000-memory.dmp

Filesize
4KB

Download
memory/4796-9-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads