modiloader | fbbdbe2e5ae7152a522dc44842b9c4bf6dc5b41105867a6b7ce61f58033d3f41

General

Target

f67912463b1a1682c45f54c4efefea2f_JaffaCakes118.exe
Size

439KB
MD5

f67912463b1a1682c45f54c4efefea2f
SHA1

f977165dad6de1448297e86a50120ed6d3f7e9fc
SHA256

fbbdbe2e5ae7152a522dc44842b9c4bf6dc5b41105867a6b7ce61f58033d3f41
SHA512

532af1674c8ed417d4da637b0f1fad7bb95bfe83c1ffe4035159834775b1fd8c7edb4aa09c40b60833d18f53390ae5f4380d7476cd01a1893e70fc5409231670
SSDEEP

6144:BYjkOBqsfq8Cegpqey3HNYk2lhOURufdR/Q9SfuSQPFYv4YdVD/TBkEdEh:BYjkoqsRNgeUh3ufE6uSQPc4YvT2J

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 2 IoCs

resource	yara_rule
behavioral2/memory/3736-12-0x0000000000400000-0x00000000004BA03E-memory.dmp	modiloader_stage2
behavioral2/memory/3884-14-0x0000000000400000-0x00000000004BA03E-memory.dmp	modiloader_stage2

Executes dropped EXE 1 IoCs

pid	Process
3736	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 3736 set thread context of 2544	3736	rejoice47.exe	83

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared\MSINFO\rejoice47.exe	f67912463b1a1682c45f54c4efefea2f_JaffaCakes118.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\MSINFO\rejoice47.exe	f67912463b1a1682c45f54c4efefea2f_JaffaCakes118.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4428	2544	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	f67912463b1a1682c45f54c4efefea2f_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rejoice47.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 3884 wrote to memory of 3736	3884	f67912463b1a1682c45f54c4efefea2f_JaffaCakes118.exe	82
PID 3884 wrote to memory of 3736	3884	f67912463b1a1682c45f54c4efefea2f_JaffaCakes118.exe	82
PID 3884 wrote to memory of 3736	3884	f67912463b1a1682c45f54c4efefea2f_JaffaCakes118.exe	82
PID 3736 wrote to memory of 2544	3736	rejoice47.exe	83
PID 3736 wrote to memory of 2544	3736	rejoice47.exe	83
PID 3736 wrote to memory of 2544	3736	rejoice47.exe	83
PID 3736 wrote to memory of 2544	3736	rejoice47.exe	83
PID 3736 wrote to memory of 2544	3736	rejoice47.exe	83
PID 3736 wrote to memory of 3572	3736	rejoice47.exe	84
PID 3736 wrote to memory of 3572	3736	rejoice47.exe	84
PID 3884 wrote to memory of 2368	3884	f67912463b1a1682c45f54c4efefea2f_JaffaCakes118.exe	86
PID 3884 wrote to memory of 2368	3884	f67912463b1a1682c45f54c4efefea2f_JaffaCakes118.exe	86
PID 3884 wrote to memory of 2368	3884	f67912463b1a1682c45f54c4efefea2f_JaffaCakes118.exe	86

C:\Users\Admin\AppData\Local\Temp\f67912463b1a1682c45f54c4efefea2f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f67912463b1a1682c45f54c4efefea2f_JaffaCakes118.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3884
- 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:3736
- - C:\Windows\SysWOW64\calc.exe
    "C:\Windows\system32\calc.exe"
    3⤵
    PID:2544
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2544 -s 12
      4⤵
      Program crash
      PID:4428
- - C:\program files\internet explorer\IEXPLORE.EXE
    "C:\program files\internet explorer\IEXPLORE.EXE"
    3⤵
    PID:3572
- C:\Windows\SysWOW64\cmd.exe
  cmd /c erase /F "C:\Users\Admin\AppData\Local\Temp\f67912463b1a1682c45f54c4efefea2f_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2368

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2544 -ip 2544
1⤵
PID:232

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\rejoice47.exe

Filesize
439KB

MD5
f67912463b1a1682c45f54c4efefea2f

SHA1
f977165dad6de1448297e86a50120ed6d3f7e9fc

SHA256
fbbdbe2e5ae7152a522dc44842b9c4bf6dc5b41105867a6b7ce61f58033d3f41

SHA512
532af1674c8ed417d4da637b0f1fad7bb95bfe83c1ffe4035159834775b1fd8c7edb4aa09c40b60833d18f53390ae5f4380d7476cd01a1893e70fc5409231670

Download Submit
memory/2544-10-0x0000000000400000-0x00000000004BB000-memory.dmp

Filesize
748KB

Download
memory/3736-7-0x0000000002230000-0x0000000002231000-memory.dmp

Filesize
4KB

Download
memory/3736-12-0x0000000000400000-0x00000000004BA03E-memory.dmp

Filesize
744KB

Download
memory/3884-0-0x0000000000400000-0x00000000004BA03E-memory.dmp

Filesize
744KB

Download
memory/3884-1-0x00000000007D0000-0x00000000007D1000-memory.dmp

Filesize
4KB

Download
memory/3884-14-0x0000000000400000-0x00000000004BA03E-memory.dmp

Filesize
744KB

Download

Analysis

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