modiloader | f12b5aabbb28b4b9ebffd434d490070dcb84018ba0c09b27c5b3f9453d73655d

General

Target

e6417d8fa704d4e6a606fdda413db481_JaffaCakes118.exe
Size

280KB
MD5

e6417d8fa704d4e6a606fdda413db481
SHA1

c1595c468563ab33001c70d87c4703c5fdf6b4dc
SHA256

f12b5aabbb28b4b9ebffd434d490070dcb84018ba0c09b27c5b3f9453d73655d
SHA512

db10949ac3bc63e2c457c3df097238d3f0801d1d7c77f871de5503409d45bffaed5277b7e3bc20ce51e45126e91882dd9ec0b119717a7fa4bdab872802216be4
SSDEEP

6144:xs0AA+O4T6WqOjk0B6n21hpGATJ62NYg2Xxc8XPz4raxdvr+CtIO4fK:BBB4Dzkfn21hYATk2v2fX74raxdvHtIX

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
behavioral1/memory/2852-23-0x0000000000400000-0x0000000000506000-memory.dmp	modiloader_stage2
behavioral1/memory/2728-24-0x0000000000400000-0x0000000000506000-memory.dmp	modiloader_stage2

Deletes itself 1 IoCs

pid	Process
2628	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2852	csrss.exe

Loads dropped DLL 2 IoCs

pid	Process
2728	e6417d8fa704d4e6a606fdda413db481_JaffaCakes118.exe
2728	e6417d8fa704d4e6a606fdda413db481_JaffaCakes118.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\csrss.exe	e6417d8fa704d4e6a606fdda413db481_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\csrss.exe	e6417d8fa704d4e6a606fdda413db481_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\csrss.exe	csrss.exe
File created	C:\Windows\SysWOW64\SetupDel.bat	e6417d8fa704d4e6a606fdda413db481_JaffaCakes118.exe

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	e6417d8fa704d4e6a606fdda413db481_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 11 IoCs

description	pid	Process	procid_target
PID 2728 wrote to memory of 2852	2728	e6417d8fa704d4e6a606fdda413db481_JaffaCakes118.exe	30
PID 2728 wrote to memory of 2852	2728	e6417d8fa704d4e6a606fdda413db481_JaffaCakes118.exe	30
PID 2728 wrote to memory of 2852	2728	e6417d8fa704d4e6a606fdda413db481_JaffaCakes118.exe	30
PID 2728 wrote to memory of 2852	2728	e6417d8fa704d4e6a606fdda413db481_JaffaCakes118.exe	30
PID 2728 wrote to memory of 2628	2728	e6417d8fa704d4e6a606fdda413db481_JaffaCakes118.exe	31
PID 2728 wrote to memory of 2628	2728	e6417d8fa704d4e6a606fdda413db481_JaffaCakes118.exe	31
PID 2728 wrote to memory of 2628	2728	e6417d8fa704d4e6a606fdda413db481_JaffaCakes118.exe	31
PID 2728 wrote to memory of 2628	2728	e6417d8fa704d4e6a606fdda413db481_JaffaCakes118.exe	31
PID 2728 wrote to memory of 2628	2728	e6417d8fa704d4e6a606fdda413db481_JaffaCakes118.exe	31
PID 2728 wrote to memory of 2628	2728	e6417d8fa704d4e6a606fdda413db481_JaffaCakes118.exe	31
PID 2728 wrote to memory of 2628	2728	e6417d8fa704d4e6a606fdda413db481_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\e6417d8fa704d4e6a606fdda413db481_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e6417d8fa704d4e6a606fdda413db481_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2728
- C:\Windows\SysWOW64\csrss.exe
  C:\Windows\system32\csrss.exe
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  PID:2852
- C:\Windows\SysWOW64\cmd.exe
  cmd /c C:\Windows\system32\SetupDel.bat
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:2628

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:\Windows\SysWOW64\SetupDel.bat

Filesize
212B

MD5
a2649c9a738dd1aff9d9896b1827efe6

SHA1
cd590e1c4781b709be447bcec2370e845c98c8b2

SHA256
cdea1035741fd19eda09a0bdeb8ddd54d98c428a5b895b684152a91fc67cb744

SHA512
06a66889c4a1c5bd14f3020a69eeb4f18cfdecea25407616f0bdf773b7718f8337b3889b617d16156cd795c7eb9dda0c7d2e27ab2772bb1c739d36dbb51f6beb

Download Submit
\Windows\SysWOW64\csrss.exe

Filesize
280KB

MD5
e6417d8fa704d4e6a606fdda413db481

SHA1
c1595c468563ab33001c70d87c4703c5fdf6b4dc

SHA256
f12b5aabbb28b4b9ebffd434d490070dcb84018ba0c09b27c5b3f9453d73655d

SHA512
db10949ac3bc63e2c457c3df097238d3f0801d1d7c77f871de5503409d45bffaed5277b7e3bc20ce51e45126e91882dd9ec0b119717a7fa4bdab872802216be4

Download Submit
memory/2728-0-0x0000000000400000-0x0000000000506000-memory.dmp

Filesize
1.0MB

Download
memory/2728-1-0x00000000002E0000-0x00000000002E4000-memory.dmp

Filesize
16KB

Download
memory/2728-2-0x00000000002E0000-0x00000000002E1000-memory.dmp

Filesize
4KB

Download
memory/2728-7-0x0000000002FA0000-0x00000000030A6000-memory.dmp

Filesize
1.0MB

Download
memory/2728-12-0x0000000002FA0000-0x00000000030A6000-memory.dmp

Filesize
1.0MB

Download
memory/2728-24-0x0000000000400000-0x0000000000506000-memory.dmp

Filesize
1.0MB

Download
memory/2852-14-0x00000000003E0000-0x00000000003E1000-memory.dmp

Filesize
4KB

Download
memory/2852-23-0x0000000000400000-0x0000000000506000-memory.dmp

Filesize
1.0MB

Download

Analysis

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