dbd8e1780642e931ebc5776d248dc45282f909d2c855b0c51acbbab0dc85b2ed

General

Target

dbd8e1780642e931ebc5776d248dc45282f909d2c855b0c51acbbab0dc85b2ed.exe
Size

279KB
MD5

aba1a04847ebb0a329971557f0965c82
SHA1

7bd1b593d1cb8fca7e0e1f393c6cb93c45f6498f
SHA256

dbd8e1780642e931ebc5776d248dc45282f909d2c855b0c51acbbab0dc85b2ed
SHA512

19bb2975d04ca8104fc9de2d8518add02a8189cbb41aaa297364005b833b0c907fc5373479b2a24f59381eef353b72d6946ec6d0af4aaf08c84405b293447d94
SSDEEP

6144:Z9A9dGj5Er4tEQW1sw8kNm1tMFGYususLmpmC08:yAEr4tEQW1/QKFGyhVb8

Score

9^/10

persistence ransomware

Malware Config

Signatures

Deletes shadow copies 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
ransomware

File Deletion
T1107

Inhibit System Recovery
T1490
Drops startup file 1 IoCs

Processes:

explorer.exe

description ioc process

File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\e0d7b5e.exe explorer.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\e0d7b5e.exe	explorer.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

explorer.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\e0d7b5 = "C:\\e0d7b5e\\e0d7b5e.exe"	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\*0d7b5 = "C:\\e0d7b5e\\e0d7b5e.exe"	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\e0d7b5e = "C:\\Users\\Admin\\AppData\\Roaming\\e0d7b5e.exe"	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\*0d7b5e = "C:\\Users\\Admin\\AppData\\Roaming\\e0d7b5e.exe"	explorer.exe

Interacts with shadow copies 2 TTPs 1 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
ransomware

File Deletion
T1107

Inhibit System Recovery
T1490

Processes:

vssadmin.exe

pid process

1784 vssadmin.exe
Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

dbd8e1780642e931ebc5776d248dc45282f909d2c855b0c51acbbab0dc85b2ed.exeexplorer.exe

pid process

1836 dbd8e1780642e931ebc5776d248dc45282f909d2c855b0c51acbbab0dc85b2ed.exe
524 explorer.exe

pid	process
1784	vssadmin.exe

pid	process
1836	dbd8e1780642e931ebc5776d248dc45282f909d2c855b0c51acbbab0dc85b2ed.exe
524	explorer.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

dbd8e1780642e931ebc5776d248dc45282f909d2c855b0c51acbbab0dc85b2ed.exeexplorer.exe

description	pid	process	target process
PID 1836 wrote to memory of 524	1836	dbd8e1780642e931ebc5776d248dc45282f909d2c855b0c51acbbab0dc85b2ed.exe	explorer.exe
PID 1836 wrote to memory of 524	1836	dbd8e1780642e931ebc5776d248dc45282f909d2c855b0c51acbbab0dc85b2ed.exe	explorer.exe
PID 1836 wrote to memory of 524	1836	dbd8e1780642e931ebc5776d248dc45282f909d2c855b0c51acbbab0dc85b2ed.exe	explorer.exe
PID 1836 wrote to memory of 524	1836	dbd8e1780642e931ebc5776d248dc45282f909d2c855b0c51acbbab0dc85b2ed.exe	explorer.exe
PID 524 wrote to memory of 1396	524	explorer.exe	svchost.exe
PID 524 wrote to memory of 1396	524	explorer.exe	svchost.exe
PID 524 wrote to memory of 1396	524	explorer.exe	svchost.exe
PID 524 wrote to memory of 1396	524	explorer.exe	svchost.exe
PID 524 wrote to memory of 1784	524	explorer.exe	vssadmin.exe
PID 524 wrote to memory of 1784	524	explorer.exe	vssadmin.exe
PID 524 wrote to memory of 1784	524	explorer.exe	vssadmin.exe
PID 524 wrote to memory of 1784	524	explorer.exe	vssadmin.exe

C:\Users\Admin\AppData\Local\Temp\dbd8e1780642e931ebc5776d248dc45282f909d2c855b0c51acbbab0dc85b2ed.exe
"C:\Users\Admin\AppData\Local\Temp\dbd8e1780642e931ebc5776d248dc45282f909d2c855b0c51acbbab0dc85b2ed.exe"
1⤵
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1836

C:\Windows\syswow64\explorer.exe
"C:\Windows\syswow64\explorer.exe"
2⤵
- Drops startup file
- Adds Run key to start application
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:524

C:\Windows\syswow64\svchost.exe
-k netsvcs
3⤵
PID:1396

C:\Windows\syswow64\vssadmin.exe
vssadmin.exe Delete Shadows /All /Quiet
3⤵
- Interacts with shadow copies
PID:1784

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

File Deletion

Modify Registry

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Inhibit System Recovery

2

T1490

Replay Monitor

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Downloads

memory/524-58-0x0000000000000000-mapping.dmp

Download
memory/524-59-0x0000000075151000-0x0000000075153000-memory.dmp

Filesize
8KB

Download
memory/524-60-0x0000000074551000-0x0000000074553000-memory.dmp

Filesize
8KB

Download
memory/524-61-0x0000000000080000-0x00000000000A0000-memory.dmp

Filesize
128KB

Download
memory/1396-62-0x0000000000000000-mapping.dmp

Download
memory/1396-65-0x0000000000080000-0x00000000000A0000-memory.dmp

Filesize
128KB

Download
memory/1784-63-0x0000000000000000-mapping.dmp

Download
memory/1836-55-0x0000000000400000-0x00000000005D8000-memory.dmp

Filesize
1.8MB

Download
memory/1836-54-0x0000000000400000-0x00000000005D8000-memory.dmp

Filesize
1.8MB

Download
memory/1836-57-0x00000000009E0000-0x00000000009F9000-memory.dmp

Filesize
100KB

Download

Analysis

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