modiloader | dd9252fbcdc70fa718f636d942758777719ba502945b13fb4f65f47b19448480

Analysis

max time kernel
150s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
01-07-2024 11:04

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General

Target

1b0d04b273e2c6c411e274791e4c8d76_JaffaCakes118.exe
Size

171KB
MD5

1b0d04b273e2c6c411e274791e4c8d76
SHA1

c8b6a3de7e387aa99cae065b26e0c96da18b5cdf
SHA256

dd9252fbcdc70fa718f636d942758777719ba502945b13fb4f65f47b19448480
SHA512

8e744b83b828dfe2646319103013048ed6325508b3f2da8901bb6d9a46db3dd51d763c0da8c2f849c2020bfbe3badbf06aeaa27b99033a8c5b6b3fce27d80820
SSDEEP

3072:vX9LWCxoKiFBEJSpbI0zh5aB13JPMIYnlsp3ReYlspmRe595:/FWRLtRwRpMbnyEY/EV

Score

10^/10

modiloader persistence 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 16 IoCs

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\SERVER.EXE	modiloader_stage2
behavioral2/memory/2624-11-0x0000000000400000-0x0000000000430000-memory.dmp	modiloader_stage2
behavioral2/memory/1476-12-0x0000000000400000-0x0000000000411000-memory.dmp	modiloader_stage2
behavioral2/memory/1476-13-0x0000000000400000-0x0000000000411000-memory.dmp	modiloader_stage2
behavioral2/memory/1476-14-0x0000000000400000-0x0000000000411000-memory.dmp	modiloader_stage2
behavioral2/memory/1476-15-0x0000000000400000-0x0000000000411000-memory.dmp	modiloader_stage2
behavioral2/memory/1476-16-0x0000000000400000-0x0000000000411000-memory.dmp	modiloader_stage2
behavioral2/memory/1476-17-0x0000000000400000-0x0000000000411000-memory.dmp	modiloader_stage2
behavioral2/memory/1476-18-0x0000000000400000-0x0000000000411000-memory.dmp	modiloader_stage2
behavioral2/memory/1476-19-0x0000000000400000-0x0000000000411000-memory.dmp	modiloader_stage2
behavioral2/memory/1476-20-0x0000000000400000-0x0000000000411000-memory.dmp	modiloader_stage2
behavioral2/memory/1476-21-0x0000000000400000-0x0000000000411000-memory.dmp	modiloader_stage2
behavioral2/memory/1476-22-0x0000000000400000-0x0000000000411000-memory.dmp	modiloader_stage2
behavioral2/memory/1476-23-0x0000000000400000-0x0000000000411000-memory.dmp	modiloader_stage2
behavioral2/memory/1476-24-0x0000000000400000-0x0000000000411000-memory.dmp	modiloader_stage2
behavioral2/memory/1476-25-0x0000000000400000-0x0000000000411000-memory.dmp	modiloader_stage2

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:

1b0d04b273e2c6c411e274791e4c8d76_JaffaCakes118.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\Control Panel\International\Geo\Nation 1b0d04b273e2c6c411e274791e4c8d76_JaffaCakes118.exe
Executes dropped EXE 1 IoCs

Processes:

SERVER.EXE

pid process

1476 SERVER.EXE
Adds Run key to start application 2 TTPs 1 IoCs
persistence

Registry Run Keys / Startup Folder
T1547.001

Modify Registry
T1112

Processes:

SERVER.EXE

description ioc process

Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\VideoDriver = "C:\\Windows\\system32\\iosysq32.exe" SERVER.EXE
Drops file in System32 directory 2 IoCs

Processes:

SERVER.EXE

description ioc process

File created C:\Windows\SysWOW64\iosysq32.exe SERVER.EXE
File opened for modification C:\Windows\SysWOW64\iosysq32.exe SERVER.EXE
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\Control Panel\International\Geo\Nation	1b0d04b273e2c6c411e274791e4c8d76_JaffaCakes118.exe

pid	process
1476	SERVER.EXE

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\VideoDriver = "C:\\Windows\\system32\\iosysq32.exe"	SERVER.EXE

description	ioc	process
File created	C:\Windows\SysWOW64\iosysq32.exe	SERVER.EXE
File opened for modification	C:\Windows\SysWOW64\iosysq32.exe	SERVER.EXE

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

1b0d04b273e2c6c411e274791e4c8d76_JaffaCakes118.exe

description	pid	process	target process
PID 2624 wrote to memory of 1476	2624	1b0d04b273e2c6c411e274791e4c8d76_JaffaCakes118.exe	SERVER.EXE
PID 2624 wrote to memory of 1476	2624	1b0d04b273e2c6c411e274791e4c8d76_JaffaCakes118.exe	SERVER.EXE
PID 2624 wrote to memory of 1476	2624	1b0d04b273e2c6c411e274791e4c8d76_JaffaCakes118.exe	SERVER.EXE

C:\Users\Admin\AppData\Local\Temp\1b0d04b273e2c6c411e274791e4c8d76_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\1b0d04b273e2c6c411e274791e4c8d76_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2624

C:\Users\Admin\AppData\Local\Temp\SERVER.EXE
"C:\Users\Admin\AppData\Local\Temp\SERVER.EXE"
2⤵
- Executes dropped EXE
- Adds Run key to start application
- Drops file in System32 directory
PID:1476

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\SERVER.EXE
Filesize
36KB

MD5
1fe210d0b84ffb906160635519f94eef

SHA1
4217d5a971835ff4bd67a109681fa2b926012d9f

SHA256
e510a052cf26b66c4abd9c947d8a6a51705e9c13bd9cbbe8ce957714ca3fa135

SHA512
9a8cef1e8c187142deb152682a4831cf232cf8c867783d06ff686802d7ab48cdfaad59f019526f1ac3df196a8736c9af4a0bf91c7a94ed8f997bc2207c1866c3

Download Submit
memory/1476-18-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/1476-19-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/1476-13-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/1476-14-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/1476-15-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/1476-16-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/1476-12-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/1476-25-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/1476-17-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/1476-20-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/1476-21-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/1476-22-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/1476-23-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/1476-24-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/2624-11-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download