modiloader | a6e5730f0bedf158a97f59955ac607c227cd7c3acbb1ad9c6f92c553c71d2283

General

Target

Envision Digital.exe
Size

996KB
MD5

e52cf82f435602239c33092829fcf8f1
SHA1

1469f0e7c2129ba105f6bb50b9dcde23d67443ad
SHA256

a6e5730f0bedf158a97f59955ac607c227cd7c3acbb1ad9c6f92c553c71d2283
SHA512

93e1f9e9b890861ba795dc5defb19b1c1fb993940277ad8347c9a3a1d89ff6292a8f9780365d45ecd2a5c0104a8f7b96345a3496c7c2acabf3cfcb893722b4e6

Score

10^/10

modiloader remcos uka persistence rat trojan

Malware Config

Extracted

Family

remcos

Botnet

uka

C2

micenaxus.com:2404

Attributes

audio_folder
MicRecords
audio_path
%AppData%
audio_record_time
5
connect_delay
0
connect_interval
1
copy_file
remcos.exe
copy_folder
Remcos
delete_file
false
hide_file
false
hide_keylog_file
true
install_flag
false
install_path
%AppData%
keylog_crypt
true
keylog_file
logs.dat
keylog_flag
false
keylog_folder
uka
keylog_path
%AppData%
mouse_option
false
mutex
uka-RQ2V95
screenshot_crypt
false
screenshot_flag
false
screenshot_folder
Screenshots
screenshot_path
%AppData%
screenshot_time
10
startup_value
Remcos
take_screenshot_option
false
take_screenshot_time
5

Signatures

ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
trojan modiloader
Remcos
Remcos is a closed-source remote control and surveillance software.
rat remcos
Blocklisted process makes network request 2 IoCs

Processes:

cmd.exe

flow pid process

30 4040 cmd.exe
32 4040 cmd.exe

flow	pid	process
30	4040	cmd.exe
32	4040	cmd.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:

Envision Digital.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\Control Panel\International\Geo\Nation	Envision Digital.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

Envision Digital.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Wiupbu = "C:\\Users\\Public\\Libraries\\ubpuiW.url"	Envision Digital.exe

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

System Information Discovery
T1082
Runs net.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

powershell.exeEnvision Digital.exe

pid process

2240 powershell.exe
2240 powershell.exe
4676 Envision Digital.exe
4676 Envision Digital.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

cmd.exe

pid process

4040 cmd.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 2240 powershell.exe

pid	process
2240	powershell.exe
2240	powershell.exe
4676	Envision Digital.exe
4676	Envision Digital.exe

pid	process
4040	cmd.exe

description	pid	process
Token: SeDebugPrivilege	2240	powershell.exe

Suspicious use of WriteProcessMemory 30 IoCs

Processes:

Envision Digital.execmd.execmd.exenet.exe

description	pid	process	target process
PID 4676 wrote to memory of 1120	4676	Envision Digital.exe	cmd.exe
PID 4676 wrote to memory of 1120	4676	Envision Digital.exe	cmd.exe
PID 4676 wrote to memory of 1120	4676	Envision Digital.exe	cmd.exe
PID 1120 wrote to memory of 3120	1120	cmd.exe	cmd.exe
PID 1120 wrote to memory of 3120	1120	cmd.exe	cmd.exe
PID 1120 wrote to memory of 3120	1120	cmd.exe	cmd.exe
PID 3120 wrote to memory of 1132	3120	cmd.exe	net.exe
PID 3120 wrote to memory of 1132	3120	cmd.exe	net.exe
PID 3120 wrote to memory of 1132	3120	cmd.exe	net.exe
PID 1132 wrote to memory of 1252	1132	net.exe	net1.exe
PID 1132 wrote to memory of 1252	1132	net.exe	net1.exe
PID 1132 wrote to memory of 1252	1132	net.exe	net1.exe
PID 3120 wrote to memory of 2240	3120	cmd.exe	powershell.exe
PID 3120 wrote to memory of 2240	3120	cmd.exe	powershell.exe
PID 3120 wrote to memory of 2240	3120	cmd.exe	powershell.exe
PID 4676 wrote to memory of 4040	4676	Envision Digital.exe	cmd.exe
PID 4676 wrote to memory of 4040	4676	Envision Digital.exe	cmd.exe
PID 4676 wrote to memory of 4040	4676	Envision Digital.exe	cmd.exe
PID 4676 wrote to memory of 4040	4676	Envision Digital.exe	cmd.exe
PID 4676 wrote to memory of 4040	4676	Envision Digital.exe	cmd.exe
PID 4676 wrote to memory of 4040	4676	Envision Digital.exe	cmd.exe
PID 4676 wrote to memory of 4040	4676	Envision Digital.exe	cmd.exe
PID 4676 wrote to memory of 4040	4676	Envision Digital.exe	cmd.exe
PID 4676 wrote to memory of 4040	4676	Envision Digital.exe	cmd.exe
PID 4676 wrote to memory of 4040	4676	Envision Digital.exe	cmd.exe
PID 4676 wrote to memory of 4040	4676	Envision Digital.exe	cmd.exe
PID 4676 wrote to memory of 4040	4676	Envision Digital.exe	cmd.exe
PID 4676 wrote to memory of 4040	4676	Envision Digital.exe	cmd.exe
PID 4676 wrote to memory of 4040	4676	Envision Digital.exe	cmd.exe
PID 4676 wrote to memory of 4040	4676	Envision Digital.exe	cmd.exe

C:\Users\Admin\AppData\Local\Temp\Envision Digital.exe
"C:\Users\Admin\AppData\Local\Temp\Envision Digital.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4676

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Public\Libraries\Wiupbut.bat" "
2⤵
- Suspicious use of WriteProcessMemory
PID:1120

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /K C:\Users\Public\Libraries\WiupbuO.bat
3⤵
- Suspicious use of WriteProcessMemory
PID:3120

C:\Windows\SysWOW64\net.exe
net session
4⤵
- Suspicious use of WriteProcessMemory
PID:1132

C:\Windows\SysWOW64\net1.exe
C:\Windows\system32\net1 session
5⤵
PID:1252

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
powershell -WindowStyle Hidden -inputformat none -outputformat none -NonInteractive -Command "Add-MpPreference -ExclusionPath 'C:\Users'"
4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2240

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe"
2⤵
- Blocklisted process makes network request
- Suspicious behavior: GetForegroundWindowSpam
PID:4040

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Public\Libraries\Cdex.bat
Filesize
155B

MD5
213c60adf1c9ef88dc3c9b2d579959d2

SHA1
e4d2ad7b22b1a8b5b1f7a702b303c7364b0ee021

SHA256
37c59c8398279916cfce45f8c5e3431058248f5e3bef4d9f5c0f44a7d564f82e

SHA512
fe897d9caa306b0e761b2fd61bb5dc32a53bfaad1ce767c6860af4e3ad59c8f3257228a6e1072dab0f990cb51c59c648084ba419ac6bc5c0a99bdffa569217b7

Download Submit
C:\Users\Public\Libraries\WiupbuO.bat
Filesize
1KB

MD5
df48c09f243ebcc8a165f77a1c2bf889

SHA1
455f7db0adcc2a58d006f1630fb0bd55cd868c07

SHA256
4ef9821678da07138c19405387f3fb95e409fbd461c7b8d847c05075facd63ca

SHA512
735838c7cca953697ded48adfcd037b7f198072a8962f5940ce12e1bb1c7dd8c1f257a829276f5f5456f776f5bd13342222dd6e0dfc8f18a23f464f2c8d8f1cc

Download Submit
C:\Users\Public\Libraries\Wiupbut.bat
Filesize
55B

MD5
7a7f354e24916d4e8d330fce027c58f8

SHA1
b3e2520fab475a4aa8e8c3714e2bfb75734f52c2

SHA256
ca09c539ffa0f07d4b96f76cce849521f6ce6b267a23f693d92f97da8f632341

SHA512
40ace6566fff2b435067a4044a2c83424d7a40074804ca719831f30a6c7234b036cd5f5ee4b1cda84e729fb74ac774d3495fe6ac0d92ca46625da226557e31d5

Download Submit
memory/1120-158-0x0000000000000000-mapping.dmp

Download
memory/1132-162-0x0000000000000000-mapping.dmp

Download
memory/1252-163-0x0000000000000000-mapping.dmp

Download
memory/2240-172-0x0000000006950000-0x0000000006982000-memory.dmp

Filesize
200KB

Download
memory/2240-175-0x0000000007CF0000-0x000000000836A000-memory.dmp

Filesize
6.5MB

Download
memory/2240-166-0x0000000002EF0000-0x0000000002F26000-memory.dmp

Filesize
216KB

Download
memory/2240-167-0x0000000005670000-0x0000000005C98000-memory.dmp

Filesize
6.2MB

Download
memory/2240-168-0x0000000005520000-0x0000000005542000-memory.dmp

Filesize
136KB

Download
memory/2240-169-0x0000000005D10000-0x0000000005D76000-memory.dmp

Filesize
408KB

Download
memory/2240-170-0x0000000005DF0000-0x0000000005E56000-memory.dmp

Filesize
408KB

Download
memory/2240-171-0x00000000063A0000-0x00000000063BE000-memory.dmp

Filesize
120KB

Download
memory/2240-181-0x00000000079D0000-0x00000000079D8000-memory.dmp

Filesize
32KB

Download
memory/2240-173-0x000000006F570000-0x000000006F5BC000-memory.dmp

Filesize
304KB

Download
memory/2240-174-0x0000000006920000-0x000000000693E000-memory.dmp

Filesize
120KB

Download
memory/2240-165-0x0000000000000000-mapping.dmp

Download
memory/2240-176-0x00000000076B0000-0x00000000076CA000-memory.dmp

Filesize
104KB

Download
memory/2240-177-0x0000000007730000-0x000000000773A000-memory.dmp

Filesize
40KB

Download
memory/2240-178-0x0000000007920000-0x00000000079B6000-memory.dmp

Filesize
600KB

Download
memory/2240-179-0x00000000078E0000-0x00000000078EE000-memory.dmp

Filesize
56KB

Download
memory/2240-180-0x00000000079E0000-0x00000000079FA000-memory.dmp

Filesize
104KB

Download
memory/3120-160-0x0000000000000000-mapping.dmp

Download
memory/4040-182-0x0000000000000000-mapping.dmp

Download
memory/4040-183-0x0000000050590000-0x0000000050618000-memory.dmp

Filesize
544KB

Download
memory/4040-184-0x0000000000400000-0x000000000047B000-memory.dmp

Filesize
492KB

Download
memory/4040-185-0x0000000000400000-0x000000000047B000-memory.dmp

Filesize
492KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads