modiloader | fd8c7023c782ef9543a59a9562d2c5c0afc88e02421a9f5a758fd6449a4c28dd

General

Target

fd8c7023c782ef9543a59a9562d2c5c0afc88e02421a9f5a758fd6449a4c28ddN.exe
Size

85KB
MD5

e49c6000102b0ac46d175ffa026cc790
SHA1

38a6ee53afa2744b78ad8d3331bbb6e597954547
SHA256

fd8c7023c782ef9543a59a9562d2c5c0afc88e02421a9f5a758fd6449a4c28dd
SHA512

a0110ff2d4d1adecc7353e2d0c22446399762c3f76468f80958c78acbab0f2e31047a8156f7c0d03748a0b41897a3338b915d21ca782891d4d088d2cb8f9f2c9
SSDEEP

1536:sqqu7R0GQ5d4ZytlyH/Kp9k7b4IVB0BByJtXZMa2cNfo4KoOI:f0d4EOivoZruByJtXOa2gr

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
behavioral1/memory/2184-24-0x0000000000400000-0x000000000042A000-memory.dmp	modiloader_stage2
behavioral1/files/0x0007000000018b68-29.dat	modiloader_stage2
behavioral1/memory/2184-35-0x0000000000400000-0x000000000042A000-memory.dmp	modiloader_stage2

Drops file in Drivers directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\drivers\Beep.sys	fd8c7023c782ef9543a59a9562d2c5c0afc88e02421a9f5a758fd6449a4c28ddN.exe
File created	C:\Windows\SysWOW64\drivers\Beep.sys	fd8c7023c782ef9543a59a9562d2c5c0afc88e02421a9f5a758fd6449a4c28ddN.exe

Executes dropped EXE 2 IoCs

pid	Process
2184	ÅÜÅÜ¿¨¶¡³µ¼¯ÆøÐ¡¹¤¾ß.exe
2648	csol.exe

Loads dropped DLL 9 IoCs

pid	Process
1216	fd8c7023c782ef9543a59a9562d2c5c0afc88e02421a9f5a758fd6449a4c28ddN.exe
1216	fd8c7023c782ef9543a59a9562d2c5c0afc88e02421a9f5a758fd6449a4c28ddN.exe
1216	fd8c7023c782ef9543a59a9562d2c5c0afc88e02421a9f5a758fd6449a4c28ddN.exe
1216	fd8c7023c782ef9543a59a9562d2c5c0afc88e02421a9f5a758fd6449a4c28ddN.exe
2184	ÅÜÅÜ¿¨¶¡³µ¼¯ÆøÐ¡¹¤¾ß.exe
2728	WerFault.exe
2728	WerFault.exe
2728	WerFault.exe
2728	WerFault.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared\MSINFO\SysInfo.dll	ÅÜÅÜ¿¨¶¡³µ¼¯ÆøÐ¡¹¤¾ß.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process
2728	2648	WerFault.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	csol.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fd8c7023c782ef9543a59a9562d2c5c0afc88e02421a9f5a758fd6449a4c28ddN.exe

Suspicious behavior: LoadsDriver 2 IoCs

pid	Process
480	Process not Found
480	Process not Found

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2184	ÅÜÅÜ¿¨¶¡³µ¼¯ÆøÐ¡¹¤¾ß.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1216 wrote to memory of 2184	1216	fd8c7023c782ef9543a59a9562d2c5c0afc88e02421a9f5a758fd6449a4c28ddN.exe	29
PID 1216 wrote to memory of 2184	1216	fd8c7023c782ef9543a59a9562d2c5c0afc88e02421a9f5a758fd6449a4c28ddN.exe	29
PID 1216 wrote to memory of 2184	1216	fd8c7023c782ef9543a59a9562d2c5c0afc88e02421a9f5a758fd6449a4c28ddN.exe	29
PID 1216 wrote to memory of 2184	1216	fd8c7023c782ef9543a59a9562d2c5c0afc88e02421a9f5a758fd6449a4c28ddN.exe	29
PID 1216 wrote to memory of 2648	1216	fd8c7023c782ef9543a59a9562d2c5c0afc88e02421a9f5a758fd6449a4c28ddN.exe	30
PID 1216 wrote to memory of 2648	1216	fd8c7023c782ef9543a59a9562d2c5c0afc88e02421a9f5a758fd6449a4c28ddN.exe	30
PID 1216 wrote to memory of 2648	1216	fd8c7023c782ef9543a59a9562d2c5c0afc88e02421a9f5a758fd6449a4c28ddN.exe	30
PID 1216 wrote to memory of 2648	1216	fd8c7023c782ef9543a59a9562d2c5c0afc88e02421a9f5a758fd6449a4c28ddN.exe	30
PID 2648 wrote to memory of 2728	2648	csol.exe	31
PID 2648 wrote to memory of 2728	2648	csol.exe	31
PID 2648 wrote to memory of 2728	2648	csol.exe	31
PID 2648 wrote to memory of 2728	2648	csol.exe	31

C:\Users\Admin\AppData\Local\Temp\fd8c7023c782ef9543a59a9562d2c5c0afc88e02421a9f5a758fd6449a4c28ddN.exe
"C:\Users\Admin\AppData\Local\Temp\fd8c7023c782ef9543a59a9562d2c5c0afc88e02421a9f5a758fd6449a4c28ddN.exe"
1⤵
- Drops file in Drivers directory
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1216
- C:\Users\Admin\AppData\Local\Temp\ÅÜÅÜ¿¨¶¡³µ¼¯ÆøÐ¡¹¤¾ß.exe
  "C:\Users\Admin\AppData\Local\Temp\ÅÜÅÜ¿¨¶¡³µ¼¯ÆøÐ¡¹¤¾ß.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in Program Files directory
  - Suspicious use of SetWindowsHookEx
  PID:2184
- C:\Users\Admin\AppData\Local\Temp\csol.exe
  "C:\Users\Admin\AppData\Local\Temp\csol.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2648
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2648 -s 36
    3⤵
    - Loads dropped DLL
    - Program crash
    PID:2728

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\csol.exe

Filesize
20KB

MD5
30f4acd300eabc29d24bef6b532216a6

SHA1
93f42f54949eb2dc6870f4edea86144d45e9ad78

SHA256
d230e71da3e6231ee2f050d501f466353790882a6c4338e93b839ac0e4a4cfa0

SHA512
d5456bae3911a5d9dbc8c56f196d72284c340fe41013c480fe24ba6eb06ffc0745367499bb1d2aa18eb880176ce411b0e39c2b5f35928d48176a830bbf18e140

Download Submit
\Program Files\Common Files\Microsoft Shared\MSInfo\SysInfo.dll

Filesize
57KB

MD5
9de9a9c8f0d23036322a52ae48f7dd9a

SHA1
68e09169b60ef65b2742900f716f5d2941d827ce

SHA256
9ddf0e209197699fe001cad217d0da14fa629b2c196d30bdb91cbf808ceabd1d

SHA512
7735dc24003cff4102c182063ef4e4c7ab8afffa9eebb06af55b1503e533cf7b1a01e63e19963ae6f9084d6927a4d0ed84f0bb5d6d71a1b43010d37ba18fadd2

Download Submit
\Users\Admin\AppData\Local\Temp\ÅÜÅÜ¿¨¶¡³µ¼¯ÆøÐ¡¹¤¾ß.exe

Filesize
29KB

MD5
a5014d677eebb5511fe416ceaee1cf91

SHA1
62344e63ec8a147920537152bf2c180e0001ccf6

SHA256
2e71096b2518792c626c8e3771b9e0d642064901dc170a6b5ece717c2ac92892

SHA512
d6b04e5fe95250e5286f5f5b5cc6a90aaa1ec46a26d5a92fdf9b1b505b14293b815ad1e24295a315afff063d2ed0d9e6c17e3808eca90f6d363e295ad1e0170a

Download Submit
memory/1216-15-0x00000000024A0000-0x00000000024CA000-memory.dmp

Filesize
168KB

Download
memory/1216-14-0x00000000024A0000-0x00000000024CA000-memory.dmp

Filesize
168KB

Download
memory/1216-23-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2184-24-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/2184-35-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/2648-26-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download

Analysis

Sharing