03ba551339062106448ff58cbc393338483439513ec8439497bf47153e13f4b7

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
25-05-2024 13:52

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General

Target

rem.exe
Size

483KB
MD5

06f5b8dffc6c138828adbc7f29cfc7f0
SHA1

b59ef5d613a1e49c7034c3ee05780ce054ca0054
SHA256

03ba551339062106448ff58cbc393338483439513ec8439497bf47153e13f4b7
SHA512

e706a0b3b1981cac8ddcf81482b306b4538fbfbf5c332f2b484f8c503b66d73cd09ffaab0515ecb2063d1e4a27dc30a662cc0be4f5287d2982cfbb47c7dad893
SSDEEP

6144:aXIktXfM8Lv86r9uVWAa2je4Z5zl4hgDHQQs4NTQjoHFsAOZZDAXYcNx5Gv:aX7tPMK8ctGe4Dzl4h2QnuPs/ZDIcv

Score

7^/10

persistence

Malware Config

Signatures

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:

rem.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation rem.exe
Executes dropped EXE 1 IoCs

Processes:

svcs.exe

pid process

1468 svcs.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation	rem.exe

pid	process
1468	svcs.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

svcs.exerem.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Rmc-3XK1S0 = "\"C:\\Users\\Admin\\AppData\\Roaming\\microsofts\\svcs.exe\""	svcs.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Rmc-3XK1S0 = "\"C:\\Users\\Admin\\AppData\\Roaming\\microsofts\\svcs.exe\""	svcs.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Rmc-3XK1S0 = "\"C:\\Users\\Admin\\AppData\\Roaming\\microsofts\\svcs.exe\""	rem.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Rmc-3XK1S0 = "\"C:\\Users\\Admin\\AppData\\Roaming\\microsofts\\svcs.exe\""	rem.exe

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

System Information Discovery
T1082
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

svcs.exe

pid process

1468 svcs.exe

pid	process
1468	svcs.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rem.exe

description	pid	process	target process
PID 2492 wrote to memory of 1468	2492	rem.exe	svcs.exe
PID 2492 wrote to memory of 1468	2492	rem.exe	svcs.exe
PID 2492 wrote to memory of 1468	2492	rem.exe	svcs.exe

C:\Users\Admin\AppData\Local\Temp\rem.exe
"C:\Users\Admin\AppData\Local\Temp\rem.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2492

C:\Users\Admin\AppData\Roaming\microsofts\svcs.exe
"C:\Users\Admin\AppData\Roaming\microsofts\svcs.exe"
2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of SetWindowsHookEx
PID:1468

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\ProgramData\logsa\logs.dat
Filesize
144B

MD5
62b52daa358edf0864745220b0cf22db

SHA1
f5b13a24340a445bb069c2a144257c149f6b86ab

SHA256
baad31a11441a67a522738dc9975b7fb922aa8e471fbd8e250aa4ffb196c23de

SHA512
1f1627845090863f76a8f1a2b6c2300a67fcf08001c429df303ba143778d59ac78ea48f04c30145dc4d79cb115c7709e442d6cb954a391582383b00d5a016c6b

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C:\Users\Admin\AppData\Roaming\microsofts\svcs.exe
Filesize
483KB

MD5
06f5b8dffc6c138828adbc7f29cfc7f0

SHA1
b59ef5d613a1e49c7034c3ee05780ce054ca0054

SHA256
03ba551339062106448ff58cbc393338483439513ec8439497bf47153e13f4b7

SHA512
e706a0b3b1981cac8ddcf81482b306b4538fbfbf5c332f2b484f8c503b66d73cd09ffaab0515ecb2063d1e4a27dc30a662cc0be4f5287d2982cfbb47c7dad893

Download Submit