modiloader | 4cd864cf3d39baff963a023423237dd164ce0e5de001d1397031b74c3b26691e

Analysis

max time kernel
150s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20220721-en
resource tags

arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system
submitted
05-08-2022 09:26

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General

Target

4cd864cf3d39baff963a023423237dd164ce0e5de001d1397031b74c3b26691e.exe
Size

986KB
MD5

e3e2371b9c9faa09afe127d0f0e12f3b
SHA1

dfddf15a3f3f77cb5c4798eff4e3c529ad049db8
SHA256

4cd864cf3d39baff963a023423237dd164ce0e5de001d1397031b74c3b26691e
SHA512

1ea05e84d5cdeff9e5e9f4d1b829d8e11c30ae38a2a36c6c661239e93b6ce5e4610fce148cf0aadf6926136087e00d9dcbfcd1677717eb6905d8bebf3e6079d3

Score

10^/10

modiloader remcos remotehost persistence rat trojan

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

www.varshtrade.com:2404

Attributes

audio_folder
MicRecords
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
false
install_flag
false
keylog_crypt
false
keylog_file
logs.dat
keylog_flag
false
keylog_folder
notepad
mouse_option
false
mutex
notepad-TFQMB3
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

ModiLoader Second Stage 63 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4676-155-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-171-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-172-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-175-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-174-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-176-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-177-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-173-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-178-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-179-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-180-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-182-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-181-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-183-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-184-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-185-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-186-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-187-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-188-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-189-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-190-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-191-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-192-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-193-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-194-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-195-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-196-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-197-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-198-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-199-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-200-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-201-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-202-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-203-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-204-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-205-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-207-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-206-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-208-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-209-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-210-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-212-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-213-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-214-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-211-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-216-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-217-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-218-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-219-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-220-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-221-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-222-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-223-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-227-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-226-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-225-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-228-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-224-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-229-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-231-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-233-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-234-0x0000000002A80000-0x0000000002B38000-memory.dmp	modiloader_stage2
behavioral2/memory/4676-235-0x0000000002A80000-0x0000000002B38000-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:

4cd864cf3d39baff963a023423237dd164ce0e5de001d1397031b74c3b26691e.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\Control Panel\International\Geo\Nation	4cd864cf3d39baff963a023423237dd164ce0e5de001d1397031b74c3b26691e.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

4cd864cf3d39baff963a023423237dd164ce0e5de001d1397031b74c3b26691e.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Wlwhik = "C:\\Users\\Public\\Libraries\\kihwlW.url"	4cd864cf3d39baff963a023423237dd164ce0e5de001d1397031b74c3b26691e.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

4cd864cf3d39baff963a023423237dd164ce0e5de001d1397031b74c3b26691e.exe

pid	process
4676	4cd864cf3d39baff963a023423237dd164ce0e5de001d1397031b74c3b26691e.exe
4676	4cd864cf3d39baff963a023423237dd164ce0e5de001d1397031b74c3b26691e.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

4cd864cf3d39baff963a023423237dd164ce0e5de001d1397031b74c3b26691e.exe

description	pid	process	target process
PID 4676 wrote to memory of 4488	4676	4cd864cf3d39baff963a023423237dd164ce0e5de001d1397031b74c3b26691e.exe	logagent.exe
PID 4676 wrote to memory of 4488	4676	4cd864cf3d39baff963a023423237dd164ce0e5de001d1397031b74c3b26691e.exe	logagent.exe
PID 4676 wrote to memory of 4488	4676	4cd864cf3d39baff963a023423237dd164ce0e5de001d1397031b74c3b26691e.exe	logagent.exe
PID 4676 wrote to memory of 4488	4676	4cd864cf3d39baff963a023423237dd164ce0e5de001d1397031b74c3b26691e.exe	logagent.exe
PID 4676 wrote to memory of 4488	4676	4cd864cf3d39baff963a023423237dd164ce0e5de001d1397031b74c3b26691e.exe	logagent.exe
PID 4676 wrote to memory of 4488	4676	4cd864cf3d39baff963a023423237dd164ce0e5de001d1397031b74c3b26691e.exe	logagent.exe
PID 4676 wrote to memory of 4488	4676	4cd864cf3d39baff963a023423237dd164ce0e5de001d1397031b74c3b26691e.exe	logagent.exe
PID 4676 wrote to memory of 4488	4676	4cd864cf3d39baff963a023423237dd164ce0e5de001d1397031b74c3b26691e.exe	logagent.exe
PID 4676 wrote to memory of 4488	4676	4cd864cf3d39baff963a023423237dd164ce0e5de001d1397031b74c3b26691e.exe	logagent.exe
PID 4676 wrote to memory of 4488	4676	4cd864cf3d39baff963a023423237dd164ce0e5de001d1397031b74c3b26691e.exe	logagent.exe
PID 4676 wrote to memory of 4488	4676	4cd864cf3d39baff963a023423237dd164ce0e5de001d1397031b74c3b26691e.exe	logagent.exe
PID 4676 wrote to memory of 4488	4676	4cd864cf3d39baff963a023423237dd164ce0e5de001d1397031b74c3b26691e.exe	logagent.exe
PID 4676 wrote to memory of 4488	4676	4cd864cf3d39baff963a023423237dd164ce0e5de001d1397031b74c3b26691e.exe	logagent.exe
PID 4676 wrote to memory of 4488	4676	4cd864cf3d39baff963a023423237dd164ce0e5de001d1397031b74c3b26691e.exe	logagent.exe
PID 4676 wrote to memory of 4488	4676	4cd864cf3d39baff963a023423237dd164ce0e5de001d1397031b74c3b26691e.exe	logagent.exe
PID 4676 wrote to memory of 4488	4676	4cd864cf3d39baff963a023423237dd164ce0e5de001d1397031b74c3b26691e.exe	logagent.exe
PID 4676 wrote to memory of 4488	4676	4cd864cf3d39baff963a023423237dd164ce0e5de001d1397031b74c3b26691e.exe	logagent.exe

C:\Users\Admin\AppData\Local\Temp\4cd864cf3d39baff963a023423237dd164ce0e5de001d1397031b74c3b26691e.exe
"C:\Users\Admin\AppData\Local\Temp\4cd864cf3d39baff963a023423237dd164ce0e5de001d1397031b74c3b26691e.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4676

C:\Windows\SysWOW64\logagent.exe
"C:\Windows\System32\logagent.exe"
2⤵
PID:4488

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/4488-215-0x0000000000000000-mapping.dmp

Download
memory/4488-230-0x0000000050600000-0x0000000050685000-memory.dmp

Filesize
532KB

Download
memory/4488-232-0x0000000000400000-0x000000000047E000-memory.dmp

Filesize
504KB

Download
memory/4488-244-0x0000000000400000-0x000000000047E000-memory.dmp

Filesize
504KB

Download
memory/4676-155-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-171-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-172-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-175-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-174-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-176-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-177-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-173-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-178-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-179-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-180-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-182-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-181-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-183-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-184-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-185-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-186-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-187-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-188-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-189-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-190-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-191-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-192-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-193-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-194-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-195-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-196-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-197-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-198-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-199-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-200-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-201-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-202-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-203-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-204-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-205-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-207-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-206-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-208-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-209-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-210-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-212-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-213-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-214-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-211-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-216-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-217-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-218-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-219-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-220-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-221-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-222-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-223-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-227-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-226-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-225-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-228-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-224-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-229-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-231-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-233-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-234-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download
memory/4676-235-0x0000000002A80000-0x0000000002B38000-memory.dmp

Filesize
736KB

Download