modiloader | e7f18fc8bcba2e12a856829c95ad5a88607b6ffa4ce081b046cc2107ca094981

General

Target

d0609227b5bf4fa7829e61e3ef44a2ce_JaffaCakes118.exe
Size

616KB
MD5

d0609227b5bf4fa7829e61e3ef44a2ce
SHA1

d511e9ee5021cd6fa7d86e10ce08c457ce7abd8e
SHA256

e7f18fc8bcba2e12a856829c95ad5a88607b6ffa4ce081b046cc2107ca094981
SHA512

346766ba01b863539cfa7666a5d045b6ac819a01273935636ab2126b4a5082feeb0ed953b29d9c83aa7617464ac240d3dcbff8a47173a87cc2c4f2309c7bcef2
SSDEEP

12288:wEoamJ4b7x+36taaj0ZbQvls57TF3Z4mxxA/zll/EpM/Mv:wJamJoOALoQvlUfQmXkzM

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 family
modiloader

ModiLoader Second Stage 5 IoCs

resource	yara_rule
behavioral2/memory/1948-5-0x0000000000400000-0x0000000000567000-memory.dmp	modiloader_stage2
behavioral2/memory/1948-8-0x0000000000400000-0x0000000000567000-memory.dmp	modiloader_stage2
behavioral2/memory/1948-9-0x0000000000400000-0x0000000000567000-memory.dmp	modiloader_stage2
behavioral2/memory/1948-19-0x0000000000400000-0x0000000000567000-memory.dmp	modiloader_stage2
behavioral2/memory/3836-21-0x0000000000400000-0x0000000000567000-memory.dmp	modiloader_stage2

Executes dropped EXE 1 IoCs

pid	Process
3836	csrss.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\_csrss.exe	csrss.exe
File opened for modification	C:\Windows\SysWOW64\_csrss.exe	csrss.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3836 set thread context of 2524	3836	csrss.exe	83

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared\MSINFO\csrss.exe	d0609227b5bf4fa7829e61e3ef44a2ce_JaffaCakes118.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\MSINFO\csrss.exe	d0609227b5bf4fa7829e61e3ef44a2ce_JaffaCakes118.exe
File created	C:\Program Files\Common Files\Microsoft Shared\MSINFO\DelSvel.bat	d0609227b5bf4fa7829e61e3ef44a2ce_JaffaCakes118.exe

Program crash 2 IoCs

pid	pid_target	Process	procid_target
340	2524	WerFault.exe	83
1312	3836	WerFault.exe	82

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	d0609227b5bf4fa7829e61e3ef44a2ce_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	csrss.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1948 wrote to memory of 3836	1948	d0609227b5bf4fa7829e61e3ef44a2ce_JaffaCakes118.exe	82
PID 1948 wrote to memory of 3836	1948	d0609227b5bf4fa7829e61e3ef44a2ce_JaffaCakes118.exe	82
PID 1948 wrote to memory of 3836	1948	d0609227b5bf4fa7829e61e3ef44a2ce_JaffaCakes118.exe	82
PID 3836 wrote to memory of 2524	3836	csrss.exe	83
PID 3836 wrote to memory of 2524	3836	csrss.exe	83
PID 3836 wrote to memory of 2524	3836	csrss.exe	83
PID 3836 wrote to memory of 2524	3836	csrss.exe	83
PID 3836 wrote to memory of 2524	3836	csrss.exe	83
PID 3836 wrote to memory of 3516	3836	csrss.exe	85
PID 3836 wrote to memory of 3516	3836	csrss.exe	85
PID 1948 wrote to memory of 1940	1948	d0609227b5bf4fa7829e61e3ef44a2ce_JaffaCakes118.exe	90
PID 1948 wrote to memory of 1940	1948	d0609227b5bf4fa7829e61e3ef44a2ce_JaffaCakes118.exe	90
PID 1948 wrote to memory of 1940	1948	d0609227b5bf4fa7829e61e3ef44a2ce_JaffaCakes118.exe	90

C:\Users\Admin\AppData\Local\Temp\d0609227b5bf4fa7829e61e3ef44a2ce_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\d0609227b5bf4fa7829e61e3ef44a2ce_JaffaCakes118.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1948
- C:\Program Files\Common Files\Microsoft Shared\MSINFO\csrss.exe
  "C:\Program Files\Common Files\Microsoft Shared\MSINFO\csrss.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:3836
- - C:\Windows\SysWOW64\calc.exe
    "C:\Windows\system32\calc.exe"
    3⤵
    PID:2524
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2524 -s 12
      4⤵
      Program crash
      PID:340
- - C:\program files\internet explorer\IEXPLORE.EXE
    "C:\program files\internet explorer\IEXPLORE.EXE"
    3⤵
    PID:3516
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3836 -s 672
    3⤵
    - Program crash
    PID:1312
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Program Files\Common Files\Microsoft Shared\MSINFO\DelSvel.bat""
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1940

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 2524 -ip 2524
1⤵
PID:3568

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3836 -ip 3836
1⤵
PID:2432

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\DelSvel.bat

Filesize
212B

MD5
ab3068e2ec09a44ce8dbc3f5c92b2850

SHA1
1548ea5689687d7137a0c0ddc7bef19c2177c11f

SHA256
c826bdf8f5214e4fd87d0784479ed80a91ac8890e5ea73e50b0dbe25bbc4ea50

SHA512
d9579733d816f5fc30ab6a782a43da8bff6b367585893ebef30d34d66897a78ae6d560909b68eda1fd17cefc40a6f9d29ebe3016772ac2f2a4c0883ccd2bec72

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

Filesize
616KB

MD5
d0609227b5bf4fa7829e61e3ef44a2ce

SHA1
d511e9ee5021cd6fa7d86e10ce08c457ce7abd8e

SHA256
e7f18fc8bcba2e12a856829c95ad5a88607b6ffa4ce081b046cc2107ca094981

SHA512
346766ba01b863539cfa7666a5d045b6ac819a01273935636ab2126b4a5082feeb0ed953b29d9c83aa7617464ac240d3dcbff8a47173a87cc2c4f2309c7bcef2

Download Submit
memory/1948-8-0x0000000000400000-0x0000000000567000-memory.dmp

Filesize
1.4MB

Download
memory/1948-5-0x0000000000400000-0x0000000000567000-memory.dmp

Filesize
1.4MB

Download
memory/1948-4-0x0000000000400000-0x0000000000567000-memory.dmp

Filesize
1.4MB

Download
memory/1948-3-0x0000000000400000-0x0000000000567000-memory.dmp

Filesize
1.4MB

Download
memory/1948-0-0x0000000000400000-0x0000000000567000-memory.dmp

Filesize
1.4MB

Download
memory/1948-9-0x0000000000400000-0x0000000000567000-memory.dmp

Filesize
1.4MB

Download
memory/1948-2-0x0000000000400000-0x0000000000567000-memory.dmp

Filesize
1.4MB

Download
memory/1948-19-0x0000000000400000-0x0000000000567000-memory.dmp

Filesize
1.4MB

Download
memory/1948-1-0x0000000000517000-0x0000000000518000-memory.dmp

Filesize
4KB

Download
memory/2524-15-0x0000000000400000-0x0000000000567000-memory.dmp

Filesize
1.4MB

Download
memory/3836-21-0x0000000000400000-0x0000000000567000-memory.dmp

Filesize
1.4MB

Download

Analysis

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