modiloader | 8c39fbf110a18db89696a3731bdecc299c3145c2e3bb452af3f3dbfea6b95501

General

Target

8c39fbf110a18db89696a3731bdecc299c3145c2e3bb452af3f3dbfea6b95501.exe
Size

1.0MB
MD5

11c2b87c8cb8d6044229320e3db85a38
SHA1

acbe8c0a2d28dffe9fe847e19506063ff704f539
SHA256

8c39fbf110a18db89696a3731bdecc299c3145c2e3bb452af3f3dbfea6b95501
SHA512

406db0e455f73aae39aa7927543e8379be00625a7ee4ba8b8ca6c9425953bd0e96b3f848b40dd64c772d2be21aecbadfa834efea8a16c82ab6a0e9bd95c64a5e
SSDEEP

24576:7QmXsvsFxtZF5WfL4tcKGCInmBe5yaK13+I2wTq8Rg7A8SfUvPL:8mcUtn+kzBJvNW

Score

10^/10

modiloader 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

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\2009_server.exe	modiloader_stage2
C:\Users\Admin\AppData\Local\Temp\2009_server.exe	modiloader_stage2

Drops file in Drivers directory 2 IoCs

Processes:

8c39fbf110a18db89696a3731bdecc299c3145c2e3bb452af3f3dbfea6b95501.exe

description	ioc	process
File created	C:\Windows\SysWOW64\drivers\Beep.sys	8c39fbf110a18db89696a3731bdecc299c3145c2e3bb452af3f3dbfea6b95501.exe
File opened for modification	C:\Windows\SysWOW64\drivers\Beep.sys	8c39fbf110a18db89696a3731bdecc299c3145c2e3bb452af3f3dbfea6b95501.exe

Executes dropped EXE 1 IoCs

Processes:

2009_server.exe

pid process

220 2009_server.exe

pid	process
220	2009_server.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

8c39fbf110a18db89696a3731bdecc299c3145c2e3bb452af3f3dbfea6b95501.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Control Panel\International\Geo\Nation	8c39fbf110a18db89696a3731bdecc299c3145c2e3bb452af3f3dbfea6b95501.exe

Drops file in Program Files directory 1 IoCs

Processes:

2009_server.exe

description ioc process

File created C:\Program Files\Common Files\Microsoft Shared\MSINFO\SetupWay.txt 2009_server.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

description	ioc	process
File created	C:\Program Files\Common Files\Microsoft Shared\MSINFO\SetupWay.txt	2009_server.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

8c39fbf110a18db89696a3731bdecc299c3145c2e3bb452af3f3dbfea6b95501.exe

pid	process
848	8c39fbf110a18db89696a3731bdecc299c3145c2e3bb452af3f3dbfea6b95501.exe
848	8c39fbf110a18db89696a3731bdecc299c3145c2e3bb452af3f3dbfea6b95501.exe
848	8c39fbf110a18db89696a3731bdecc299c3145c2e3bb452af3f3dbfea6b95501.exe
848	8c39fbf110a18db89696a3731bdecc299c3145c2e3bb452af3f3dbfea6b95501.exe
848	8c39fbf110a18db89696a3731bdecc299c3145c2e3bb452af3f3dbfea6b95501.exe
848	8c39fbf110a18db89696a3731bdecc299c3145c2e3bb452af3f3dbfea6b95501.exe
848	8c39fbf110a18db89696a3731bdecc299c3145c2e3bb452af3f3dbfea6b95501.exe
848	8c39fbf110a18db89696a3731bdecc299c3145c2e3bb452af3f3dbfea6b95501.exe

Suspicious behavior: LoadsDriver 2 IoCs

Processes:

pid process

660
660

pid	process
660
660

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

8c39fbf110a18db89696a3731bdecc299c3145c2e3bb452af3f3dbfea6b95501.exe

description	pid	process
Token: SeDebugPrivilege	848	8c39fbf110a18db89696a3731bdecc299c3145c2e3bb452af3f3dbfea6b95501.exe
Token: SeDebugPrivilege	848	8c39fbf110a18db89696a3731bdecc299c3145c2e3bb452af3f3dbfea6b95501.exe
Token: SeDebugPrivilege	848	8c39fbf110a18db89696a3731bdecc299c3145c2e3bb452af3f3dbfea6b95501.exe
Token: SeDebugPrivilege	848	8c39fbf110a18db89696a3731bdecc299c3145c2e3bb452af3f3dbfea6b95501.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

8c39fbf110a18db89696a3731bdecc299c3145c2e3bb452af3f3dbfea6b95501.exe2009_server.exe

description	pid	process	target process
PID 848 wrote to memory of 220	848	8c39fbf110a18db89696a3731bdecc299c3145c2e3bb452af3f3dbfea6b95501.exe	2009_server.exe
PID 848 wrote to memory of 220	848	8c39fbf110a18db89696a3731bdecc299c3145c2e3bb452af3f3dbfea6b95501.exe	2009_server.exe
PID 848 wrote to memory of 220	848	8c39fbf110a18db89696a3731bdecc299c3145c2e3bb452af3f3dbfea6b95501.exe	2009_server.exe
PID 220 wrote to memory of 4576	220	2009_server.exe	IEXPLORE.EXE
PID 220 wrote to memory of 4576	220	2009_server.exe	IEXPLORE.EXE

C:\Users\Admin\AppData\Local\Temp\8c39fbf110a18db89696a3731bdecc299c3145c2e3bb452af3f3dbfea6b95501.exe
"C:\Users\Admin\AppData\Local\Temp\8c39fbf110a18db89696a3731bdecc299c3145c2e3bb452af3f3dbfea6b95501.exe"
1⤵
- Drops file in Drivers directory
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:848
- C:\Users\Admin\AppData\Local\Temp\2009_server.exe
  "C:\Users\Admin\AppData\Local\Temp\2009_server.exe"
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - Suspicious use of WriteProcessMemory
  PID:220
- - C:\program files\internet explorer\IEXPLORE.EXE
    "C:\program files\internet explorer\IEXPLORE.EXE"
    3⤵
    PID:4576

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\2009_server.exe

Filesize
677KB

MD5
d916fcf097ff1d030769eb81e4a136c8

SHA1
43552eaf0521635d2d16b72ad0a453091eebbd33

SHA256
d54112612d29a631250a6940ff2cc5d28109ddfff247aaefc903bf6450b79080

SHA512
a218705bd2dba553cac3b642e39077f82bc1a695ca6656ea3fb349bf10d4bf6ea655d2b870548586300b4c592726731c7018f7a38d31f24a7f8082bbb05a5161

Download Submit
C:\Users\Admin\AppData\Local\Temp\2009_server.exe

Filesize
677KB

MD5
d916fcf097ff1d030769eb81e4a136c8

SHA1
43552eaf0521635d2d16b72ad0a453091eebbd33

SHA256
d54112612d29a631250a6940ff2cc5d28109ddfff247aaefc903bf6450b79080

SHA512
a218705bd2dba553cac3b642e39077f82bc1a695ca6656ea3fb349bf10d4bf6ea655d2b870548586300b4c592726731c7018f7a38d31f24a7f8082bbb05a5161

Download Submit
memory/220-136-0x0000000000000000-mapping.dmp

Download
memory/848-133-0x0000000000400000-0x0000000000467000-memory.dmp

Filesize
412KB

Download
memory/848-134-0x0000000000760000-0x00000000007B4000-memory.dmp

Filesize
336KB

Download
memory/848-135-0x00000000033D0000-0x00000000033D5000-memory.dmp

Filesize
20KB

Download
memory/848-139-0x0000000000400000-0x0000000000467000-memory.dmp

Filesize
412KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads