modiloader | 762f0aa74862044a1ef013f1e9d477185f4ba6f8297081721e67f2be009fc731

General

Target

e63f52acac4c36245779294b271f1d70_JaffaCakes118.exe
Size

598KB
MD5

e63f52acac4c36245779294b271f1d70
SHA1

733a60e6ef4fd46e39d50dd3cee705ea6007078a
SHA256

762f0aa74862044a1ef013f1e9d477185f4ba6f8297081721e67f2be009fc731
SHA512

432fb1bfd9b41f21cc9635258bf1c05df11f2d089b0080b3e0900bf854ba5fe079d69e51e95dda9bd963068bbd735e29989fc594da6fae4f8763b22ade61afc1
SSDEEP

12288:idx81MF5ZE9T5izlNgBBgr3BqTTmCPeRSDoctkHCURjkw3/rMRereXinj7:I8K5y9TWlGgr3BqThWsocOlVxMR1in

Score

10^/10

modiloader discovery trojan

Malware Config

Signatures

ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
trojan modiloader

ModiLoader Second Stage 3 IoCs

resource	yara_rule
behavioral2/memory/1556-24-0x0000000000400000-0x0000000000507000-memory.dmp	modiloader_stage2
behavioral2/memory/2256-31-0x0000000000400000-0x0000000000507000-memory.dmp	modiloader_stage2
behavioral2/memory/2256-32-0x0000000000400000-0x0000000000507000-memory.dmp	modiloader_stage2

Executes dropped EXE 1 IoCs

pid	Process
2256	rejoice47.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\_rejoice47.exe	rejoice47.exe
File opened for modification	C:\Windows\SysWOW64\_rejoice47.exe	rejoice47.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2256 set thread context of 452	2256	rejoice47.exe	91

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared\MSINFO\rejoice47.exe	e63f52acac4c36245779294b271f1d70_JaffaCakes118.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\MSINFO\rejoice47.exe	e63f52acac4c36245779294b271f1d70_JaffaCakes118.exe
File created	C:\Program Files\Common Files\Microsoft Shared\MSINFO\SetupDel.bat	e63f52acac4c36245779294b271f1d70_JaffaCakes118.exe

Program crash 2 IoCs

pid	pid_target	Process	procid_target
4492	2256	WerFault.exe	84
2756	452	WerFault.exe	91

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	rejoice47.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e63f52acac4c36245779294b271f1d70_JaffaCakes118.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
452	calc.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1556 wrote to memory of 2256	1556	e63f52acac4c36245779294b271f1d70_JaffaCakes118.exe	84
PID 1556 wrote to memory of 2256	1556	e63f52acac4c36245779294b271f1d70_JaffaCakes118.exe	84
PID 1556 wrote to memory of 2256	1556	e63f52acac4c36245779294b271f1d70_JaffaCakes118.exe	84
PID 1556 wrote to memory of 1896	1556	e63f52acac4c36245779294b271f1d70_JaffaCakes118.exe	85
PID 1556 wrote to memory of 1896	1556	e63f52acac4c36245779294b271f1d70_JaffaCakes118.exe	85
PID 1556 wrote to memory of 1896	1556	e63f52acac4c36245779294b271f1d70_JaffaCakes118.exe	85
PID 2256 wrote to memory of 452	2256	rejoice47.exe	91
PID 2256 wrote to memory of 452	2256	rejoice47.exe	91
PID 2256 wrote to memory of 452	2256	rejoice47.exe	91
PID 2256 wrote to memory of 452	2256	rejoice47.exe	91
PID 2256 wrote to memory of 452	2256	rejoice47.exe	91
PID 2256 wrote to memory of 4236	2256	rejoice47.exe	92
PID 2256 wrote to memory of 4236	2256	rejoice47.exe	92

C:\Users\Admin\AppData\Local\Temp\e63f52acac4c36245779294b271f1d70_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e63f52acac4c36245779294b271f1d70_JaffaCakes118.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1556
- C:\Program Files\Common Files\Microsoft Shared\MSINFO\rejoice47.exe
  "C:\Program Files\Common Files\Microsoft Shared\MSINFO\rejoice47.exe"
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2256
- - C:\Windows\SysWOW64\calc.exe
    "C:\Windows\system32\calc.exe"
    3⤵
    - Suspicious use of UnmapMainImage
    PID:452
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 452 -s 12
      4⤵
      Program crash
      PID:2756
- - C:\program files\internet explorer\IEXPLORE.EXE
    "C:\program files\internet explorer\IEXPLORE.EXE"
    3⤵
    PID:4236
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2256 -s 848
    3⤵
    - Program crash
    PID:4492
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Program Files\Common Files\Microsoft Shared\MSINFO\SetupDel.bat""
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1896

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 2256 -ip 2256
1⤵
PID:3500

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 452 -ip 452
1⤵
PID:4248

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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:\Program Files\Common Files\Microsoft Shared\MSINFO\SetupDel.bat

Filesize
212B

MD5
e46f173654c1c48a699ffb4ce432c58d

SHA1
afaa5230766f1682fcfce99a3c4af49276f53cdf

SHA256
7c231f2cdfe7827741701a37a0538106b8a0db61c932413282b8a1e82a28b141

SHA512
195c93d5d2dd39ed8aecd08d67dbc5c244727dd2b06850cd34dda4074e55cfde4323e17979a45b79c07a12d80c0d28cc71bd1c96155aac11392a83f4886bad48

Download Submit
C:\Program Files\Common Files\microsoft shared\MSInfo\rejoice47.exe

Filesize
598KB

MD5
e63f52acac4c36245779294b271f1d70

SHA1
733a60e6ef4fd46e39d50dd3cee705ea6007078a

SHA256
762f0aa74862044a1ef013f1e9d477185f4ba6f8297081721e67f2be009fc731

SHA512
432fb1bfd9b41f21cc9635258bf1c05df11f2d089b0080b3e0900bf854ba5fe079d69e51e95dda9bd963068bbd735e29989fc594da6fae4f8763b22ade61afc1

Download Submit
memory/452-29-0x0000000000400000-0x0000000000507000-memory.dmp

Filesize
1.0MB

Download
memory/1556-14-0x00000000033A0000-0x00000000033A1000-memory.dmp

Filesize
4KB

Download
memory/1556-17-0x0000000003370000-0x0000000003371000-memory.dmp

Filesize
4KB

Download
memory/1556-6-0x00000000024D0000-0x00000000024D1000-memory.dmp

Filesize
4KB

Download
memory/1556-5-0x00000000024F0000-0x00000000024F1000-memory.dmp

Filesize
4KB

Download
memory/1556-4-0x0000000002510000-0x0000000002511000-memory.dmp

Filesize
4KB

Download
memory/1556-3-0x0000000002540000-0x0000000002541000-memory.dmp

Filesize
4KB

Download
memory/1556-2-0x0000000002550000-0x0000000002551000-memory.dmp

Filesize
4KB

Download
memory/1556-13-0x0000000003450000-0x0000000003451000-memory.dmp

Filesize
4KB

Download
memory/1556-12-0x0000000003350000-0x0000000003353000-memory.dmp

Filesize
12KB

Download
memory/1556-0-0x0000000000400000-0x0000000000507000-memory.dmp

Filesize
1.0MB

Download
memory/1556-18-0x00000000024B0000-0x00000000024B1000-memory.dmp

Filesize
4KB

Download
memory/1556-8-0x0000000003350000-0x0000000003450000-memory.dmp

Filesize
1024KB

Download
memory/1556-16-0x00000000007E0000-0x00000000007E1000-memory.dmp

Filesize
4KB

Download
memory/1556-15-0x00000000007D0000-0x00000000007D1000-memory.dmp

Filesize
4KB

Download
memory/1556-9-0x0000000003360000-0x0000000003361000-memory.dmp

Filesize
4KB

Download
memory/1556-24-0x0000000000400000-0x0000000000507000-memory.dmp

Filesize
1.0MB

Download
memory/1556-25-0x0000000002340000-0x000000000239B000-memory.dmp

Filesize
364KB

Download
memory/1556-7-0x0000000003350000-0x0000000003450000-memory.dmp

Filesize
1024KB

Download
memory/1556-1-0x0000000002340000-0x000000000239B000-memory.dmp

Filesize
364KB

Download
memory/2256-31-0x0000000000400000-0x0000000000507000-memory.dmp

Filesize
1.0MB

Download
memory/2256-32-0x0000000000400000-0x0000000000507000-memory.dmp

Filesize
1.0MB

Download

Analysis

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