4d5d87628bf49e4116edd68d7024155e66df993e91c6d0f41cce0c12c14662fb

General

Target

4d5d87628bf49e4116edd68d7024155e66df993e91c6d0f41cce0c12c14662fb.exe
Size

145KB
MD5

bac14564d1bc1337b43ef99a788dfd89
SHA1

5ae6bb3b4abe5a3daa29c66a4ff8d6eb3c57eb11
SHA256

4d5d87628bf49e4116edd68d7024155e66df993e91c6d0f41cce0c12c14662fb
SHA512

58b8e2c961fa830b4b5b287cfcfcab3e3daee06d0a1b56f2d157de1c6e2b6f9ea02b79e3c36d14fc42369546181ed5141c0b55f4ce99e076b049f057e1c8e509
SSDEEP

1536:M/21Q2fgdkH38Aas6hDkUDR3UNjOndXbkqAIBnI47Qz8PLsh7mpPey8X74Fk/5AB:M/2Q2TsvVtPXPKzb75FxpuH

Score

8^/10

evasion persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

root.exe

pid process

4808 root.exe
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

4932 netsh.exe

pid	process
4932	netsh.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:

4d5d87628bf49e4116edd68d7024155e66df993e91c6d0f41cce0c12c14662fb.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation	4d5d87628bf49e4116edd68d7024155e66df993e91c6d0f41cce0c12c14662fb.exe

Drops startup file 2 IoCs

Processes:

root.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\f4351e78b5e7521973848f1555ec2c00.exe	root.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\f4351e78b5e7521973848f1555ec2c00.exe	root.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

root.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\f4351e78b5e7521973848f1555ec2c00 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\root.exe\" .."	root.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\f4351e78b5e7521973848f1555ec2c00 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\root.exe\" .."	root.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 21 IoCs

Processes:

root.exe

pid	process
4808	root.exe
4808	root.exe
4808	root.exe
4808	root.exe
4808	root.exe
4808	root.exe
4808	root.exe
4808	root.exe
4808	root.exe
4808	root.exe
4808	root.exe
4808	root.exe
4808	root.exe
4808	root.exe
4808	root.exe
4808	root.exe
4808	root.exe
4808	root.exe
4808	root.exe
4808	root.exe
4808	root.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

root.exe

description pid process

Token: SeDebugPrivilege 4808 root.exe

description	pid	process
Token: SeDebugPrivilege	4808	root.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

4d5d87628bf49e4116edd68d7024155e66df993e91c6d0f41cce0c12c14662fb.exeroot.exe

description	pid	process	target process
PID 1824 wrote to memory of 4808	1824	4d5d87628bf49e4116edd68d7024155e66df993e91c6d0f41cce0c12c14662fb.exe	root.exe
PID 1824 wrote to memory of 4808	1824	4d5d87628bf49e4116edd68d7024155e66df993e91c6d0f41cce0c12c14662fb.exe	root.exe
PID 1824 wrote to memory of 4808	1824	4d5d87628bf49e4116edd68d7024155e66df993e91c6d0f41cce0c12c14662fb.exe	root.exe
PID 4808 wrote to memory of 4932	4808	root.exe	netsh.exe
PID 4808 wrote to memory of 4932	4808	root.exe	netsh.exe
PID 4808 wrote to memory of 4932	4808	root.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\4d5d87628bf49e4116edd68d7024155e66df993e91c6d0f41cce0c12c14662fb.exe
"C:\Users\Admin\AppData\Local\Temp\4d5d87628bf49e4116edd68d7024155e66df993e91c6d0f41cce0c12c14662fb.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1824

C:\Users\Admin\AppData\Local\Temp\root.exe
"C:\Users\Admin\AppData\Local\Temp\root.exe"
2⤵
- Executes dropped EXE
- Drops startup file
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4808

C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\root.exe" "root.exe" ENABLE
3⤵
- Modifies Windows Firewall
PID:4932

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

1

T1031

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\Admin\AppData\Local\Temp\root.exe
Filesize
145KB

MD5
bac14564d1bc1337b43ef99a788dfd89

SHA1
5ae6bb3b4abe5a3daa29c66a4ff8d6eb3c57eb11

SHA256
4d5d87628bf49e4116edd68d7024155e66df993e91c6d0f41cce0c12c14662fb

SHA512
58b8e2c961fa830b4b5b287cfcfcab3e3daee06d0a1b56f2d157de1c6e2b6f9ea02b79e3c36d14fc42369546181ed5141c0b55f4ce99e076b049f057e1c8e509

Download Submit
C:\Users\Admin\AppData\Local\Temp\root.exe
Filesize
145KB

MD5
bac14564d1bc1337b43ef99a788dfd89

SHA1
5ae6bb3b4abe5a3daa29c66a4ff8d6eb3c57eb11

SHA256
4d5d87628bf49e4116edd68d7024155e66df993e91c6d0f41cce0c12c14662fb

SHA512
58b8e2c961fa830b4b5b287cfcfcab3e3daee06d0a1b56f2d157de1c6e2b6f9ea02b79e3c36d14fc42369546181ed5141c0b55f4ce99e076b049f057e1c8e509

Download Submit
memory/1824-132-0x0000000000EE0000-0x0000000000F0C000-memory.dmp

Filesize
176KB

Download
memory/1824-133-0x0000000005860000-0x00000000058FC000-memory.dmp

Filesize
624KB

Download
memory/1824-134-0x0000000005EB0000-0x0000000006454000-memory.dmp

Filesize
5.6MB

Download
memory/1824-135-0x00000000059A0000-0x0000000005A32000-memory.dmp

Filesize
584KB

Download
memory/1824-136-0x0000000005960000-0x000000000596A000-memory.dmp

Filesize
40KB

Download
memory/1824-137-0x0000000005BC0000-0x0000000005C16000-memory.dmp

Filesize
344KB

Download
memory/4808-138-0x0000000000000000-mapping.dmp

Download
memory/4932-141-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads