03ba551339062106448ff58cbc393338483439513ec8439497bf47153e13f4b7

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
15-05-2024 07:42

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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-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation rem.exe
Executes dropped EXE 1 IoCs

Processes:

svcs.exe

pid process

3916 svcs.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation	rem.exe

pid	process
3916	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-1-5-21-1337824034-2731376981-3755436523-1000\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-1-5-21-1337824034-2731376981-3755436523-1000\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

3916 svcs.exe

pid	process
3916	svcs.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rem.exe

description	pid	process	target process
PID 1180 wrote to memory of 3916	1180	rem.exe	svcs.exe
PID 1180 wrote to memory of 3916	1180	rem.exe	svcs.exe
PID 1180 wrote to memory of 3916	1180	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:1180

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:3916

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
ca4dc90d1714ab31e59b47190e5c13a2

SHA1
10d78330935e2185d1d3d0dde3a2e8b35f1a1b66

SHA256
14da46408cc4bdd64af2f5bb9ad74e331bcadba5ce329f3b58326e0074af5f5c

SHA512
1f78ed13aa22b4e00eaee3ac91693667bff0028d77d9fc6fb6c9dcad5960b0c53062df35f5d25b106504bf4f8cda07c7d4530c788b414f5f4691b6ecc1234bde

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

MD5
06f5b8dffc6c138828adbc7f29cfc7f0

SHA1
b59ef5d613a1e49c7034c3ee05780ce054ca0054

SHA256
03ba551339062106448ff58cbc393338483439513ec8439497bf47153e13f4b7

SHA512
e706a0b3b1981cac8ddcf81482b306b4538fbfbf5c332f2b484f8c503b66d73cd09ffaab0515ecb2063d1e4a27dc30a662cc0be4f5287d2982cfbb47c7dad893

Download Submit