modiloader | a833844c899d9fbc225ce04396455ccc3b9b7268303dda2119f200e207470ac8

General

Target

f955305a5d4d96347ab0b85ef6ab34cd_JaffaCakes118.exe
Size

628KB
MD5

f955305a5d4d96347ab0b85ef6ab34cd
SHA1

2f405854dbaf9794b58f0eee8173bb2c7f5dc0da
SHA256

a833844c899d9fbc225ce04396455ccc3b9b7268303dda2119f200e207470ac8
SHA512

71da8ca47eedbe12a23517a83c0153924f1425c02bfd1fc50e69c1d31cf67089822c276551dc9fbac4621e6d559378fbea89424a19e1f639c4e6bd27a2cfa567
SSDEEP

12288:wfyKBUoYuN5vaC3CoRc+zVpZcFsa/IpqpQMfdlEWGwM8gfQT8:wJBUtuN5vB3CWVpZc9/ICW80N

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 8 IoCs

resource	yara_rule
behavioral2/memory/3976-5-0x0000000000400000-0x00000000005B01B4-memory.dmp	modiloader_stage2
behavioral2/memory/3976-8-0x0000000000400000-0x00000000005B01B4-memory.dmp	modiloader_stage2
behavioral2/memory/3976-9-0x0000000000400000-0x00000000005B01B4-memory.dmp	modiloader_stage2
behavioral2/memory/4500-15-0x0000000000400000-0x00000000005B01B4-memory.dmp	modiloader_stage2
behavioral2/memory/3976-24-0x0000000000400000-0x00000000005B01B4-memory.dmp	modiloader_stage2
behavioral2/memory/4500-21-0x0000000000400000-0x00000000005B01B4-memory.dmp	modiloader_stage2
behavioral2/memory/4500-20-0x0000000000400000-0x00000000005B01B4-memory.dmp	modiloader_stage2
behavioral2/memory/3976-25-0x0000000000401000-0x0000000000513000-memory.dmp	modiloader_stage2

Executes dropped EXE 1 IoCs

pid	Process
4500	rejoice47.exe

Drops file in System32 directory 2 IoCs

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4500 set thread context of 856	4500	rejoice47.exe	83

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared\MSINFO\rejoice47.exe	f955305a5d4d96347ab0b85ef6ab34cd_JaffaCakes118.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\MSINFO\rejoice47.exe	f955305a5d4d96347ab0b85ef6ab34cd_JaffaCakes118.exe
File created	C:\Program Files\Common Files\Microsoft Shared\MSINFO\SetupDel.bat	f955305a5d4d96347ab0b85ef6ab34cd_JaffaCakes118.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3996	856	WerFault.exe	83

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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f955305a5d4d96347ab0b85ef6ab34cd_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rejoice47.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 3976 wrote to memory of 4500	3976	f955305a5d4d96347ab0b85ef6ab34cd_JaffaCakes118.exe	82
PID 3976 wrote to memory of 4500	3976	f955305a5d4d96347ab0b85ef6ab34cd_JaffaCakes118.exe	82
PID 3976 wrote to memory of 4500	3976	f955305a5d4d96347ab0b85ef6ab34cd_JaffaCakes118.exe	82
PID 4500 wrote to memory of 856	4500	rejoice47.exe	83
PID 4500 wrote to memory of 856	4500	rejoice47.exe	83
PID 4500 wrote to memory of 856	4500	rejoice47.exe	83
PID 4500 wrote to memory of 856	4500	rejoice47.exe	83
PID 4500 wrote to memory of 856	4500	rejoice47.exe	83
PID 4500 wrote to memory of 2836	4500	rejoice47.exe	85
PID 4500 wrote to memory of 2836	4500	rejoice47.exe	85
PID 3976 wrote to memory of 2068	3976	f955305a5d4d96347ab0b85ef6ab34cd_JaffaCakes118.exe	86
PID 3976 wrote to memory of 2068	3976	f955305a5d4d96347ab0b85ef6ab34cd_JaffaCakes118.exe	86
PID 3976 wrote to memory of 2068	3976	f955305a5d4d96347ab0b85ef6ab34cd_JaffaCakes118.exe	86

C:\Users\Admin\AppData\Local\Temp\f955305a5d4d96347ab0b85ef6ab34cd_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f955305a5d4d96347ab0b85ef6ab34cd_JaffaCakes118.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3976
- 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:4500
- - C:\Windows\SysWOW64\calc.exe
    "C:\Windows\system32\calc.exe"
    3⤵
    PID:856
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 856 -s 12
      4⤵
      Program crash
      PID:3996
- - C:\program files\internet explorer\IEXPLORE.EXE
    "C:\program files\internet explorer\IEXPLORE.EXE"
    3⤵
    PID:2836
- 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:2068

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 856 -ip 856
1⤵
PID:1796

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
824337f7380d47b30d568fa0a0e9bd9e

SHA1
0863e66a4484f56c360f0fa449c89de250796ac4

SHA256
a3c651f7437f4f11da6cc7c39f3262776c663087c5e1fc261cdda03d3d8919e3

SHA512
e70fae5314159d25f28e535ffd94f52cadb54c17ff09e96b19ba2ee918b7faeeac9328d183308d4050b5fc1c04fb38ffefa3abf895730a7a18a02981b79916d1

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

Filesize
628KB

MD5
f955305a5d4d96347ab0b85ef6ab34cd

SHA1
2f405854dbaf9794b58f0eee8173bb2c7f5dc0da

SHA256
a833844c899d9fbc225ce04396455ccc3b9b7268303dda2119f200e207470ac8

SHA512
71da8ca47eedbe12a23517a83c0153924f1425c02bfd1fc50e69c1d31cf67089822c276551dc9fbac4621e6d559378fbea89424a19e1f639c4e6bd27a2cfa567

Download Submit
memory/856-18-0x0000000000400000-0x00000000005B1000-memory.dmp

Filesize
1.7MB

Download
memory/3976-0-0x0000000000400000-0x00000000005B01B4-memory.dmp

Filesize
1.7MB

Download
memory/3976-24-0x0000000000400000-0x00000000005B01B4-memory.dmp

Filesize
1.7MB

Download
memory/3976-5-0x0000000000400000-0x00000000005B01B4-memory.dmp

Filesize
1.7MB

Download
memory/3976-8-0x0000000000400000-0x00000000005B01B4-memory.dmp

Filesize
1.7MB

Download
memory/3976-9-0x0000000000400000-0x00000000005B01B4-memory.dmp

Filesize
1.7MB

Download
memory/3976-2-0x0000000000401000-0x0000000000513000-memory.dmp

Filesize
1.1MB

Download
memory/3976-4-0x0000000000400000-0x00000000005B01B4-memory.dmp

Filesize
1.7MB

Download
memory/3976-1-0x0000000000400000-0x00000000005B01B4-memory.dmp

Filesize
1.7MB

Download
memory/3976-25-0x0000000000401000-0x0000000000513000-memory.dmp

Filesize
1.1MB

Download
memory/3976-3-0x0000000000400000-0x00000000005B01B4-memory.dmp

Filesize
1.7MB

Download
memory/4500-15-0x0000000000400000-0x00000000005B01B4-memory.dmp

Filesize
1.7MB

Download
memory/4500-21-0x0000000000400000-0x00000000005B01B4-memory.dmp

Filesize
1.7MB

Download
memory/4500-20-0x0000000000400000-0x00000000005B01B4-memory.dmp

Filesize
1.7MB

Download
memory/4500-13-0x0000000000400000-0x00000000005B01B4-memory.dmp

Filesize
1.7MB

Download
memory/4500-14-0x0000000000400000-0x00000000005B01B4-memory.dmp

Filesize
1.7MB

Download

Analysis

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