d119babfd04596cdae407a1642d4713d566e601c6d2d096215fed02a8d14a7aa

General

Target

d119babfd04596cdae407a1642d4713d566e601c6d2d096215fed02a8d14a7aa.exe
Size

168KB
MD5

ddca4d55e0b4c7e729f2a27721f6f957
SHA1

7e48c9dc3e44db4e7a72eb01f3f57c8866c7946c
SHA256

d119babfd04596cdae407a1642d4713d566e601c6d2d096215fed02a8d14a7aa
SHA512

ec1bda515bd0ab60f86d0976dec365b2cc3def12c4a9d381851213ad139c807addc883851a1bb548943f5b35dc7222ea7ecbdbbe30338a053bc5c8e507b2a6ab
SSDEEP

3072:FgW1Bd+9OdyRRGqUXyKKihqwk+mN4vHBbkjuWnHqNI8XKvu+TJ:FDPd+95e9K5d+maHpkjucHqHqJ

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\695f71cc.exe explorer.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\695f71cc.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-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\695f71c = "C:\\695f71cc\\695f71cc.exe"	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\*95f71c = "C:\\695f71cc\\695f71cc.exe"	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\695f71cc = "C:\\Users\\Admin\\AppData\\Roaming\\695f71cc.exe"	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\*95f71cc = "C:\\Users\\Admin\\AppData\\Roaming\\695f71cc.exe"	explorer.exe

Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

3 ip-addr.es
5 myexternalip.com
7 myexternalip.com
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

1396 vssadmin.exe
Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

d119babfd04596cdae407a1642d4713d566e601c6d2d096215fed02a8d14a7aa.exeexplorer.exe

pid process

1376 d119babfd04596cdae407a1642d4713d566e601c6d2d096215fed02a8d14a7aa.exe
1684 explorer.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

vssvc.exe

description pid process

Token: SeBackupPrivilege 1728 vssvc.exe
Token: SeRestorePrivilege 1728 vssvc.exe
Token: SeAuditPrivilege 1728 vssvc.exe

flow	ioc
3	ip-addr.es
5	myexternalip.com
7	myexternalip.com

pid	process
1396	vssadmin.exe

pid	process
1376	d119babfd04596cdae407a1642d4713d566e601c6d2d096215fed02a8d14a7aa.exe
1684	explorer.exe

description	pid	process
Token: SeBackupPrivilege	1728	vssvc.exe
Token: SeRestorePrivilege	1728	vssvc.exe
Token: SeAuditPrivilege	1728	vssvc.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

d119babfd04596cdae407a1642d4713d566e601c6d2d096215fed02a8d14a7aa.exeexplorer.exe

description	pid	process	target process
PID 1376 wrote to memory of 1684	1376	d119babfd04596cdae407a1642d4713d566e601c6d2d096215fed02a8d14a7aa.exe	explorer.exe
PID 1376 wrote to memory of 1684	1376	d119babfd04596cdae407a1642d4713d566e601c6d2d096215fed02a8d14a7aa.exe	explorer.exe
PID 1376 wrote to memory of 1684	1376	d119babfd04596cdae407a1642d4713d566e601c6d2d096215fed02a8d14a7aa.exe	explorer.exe
PID 1376 wrote to memory of 1684	1376	d119babfd04596cdae407a1642d4713d566e601c6d2d096215fed02a8d14a7aa.exe	explorer.exe
PID 1684 wrote to memory of 268	1684	explorer.exe	svchost.exe
PID 1684 wrote to memory of 268	1684	explorer.exe	svchost.exe
PID 1684 wrote to memory of 268	1684	explorer.exe	svchost.exe
PID 1684 wrote to memory of 268	1684	explorer.exe	svchost.exe
PID 1684 wrote to memory of 1396	1684	explorer.exe	vssadmin.exe
PID 1684 wrote to memory of 1396	1684	explorer.exe	vssadmin.exe
PID 1684 wrote to memory of 1396	1684	explorer.exe	vssadmin.exe
PID 1684 wrote to memory of 1396	1684	explorer.exe	vssadmin.exe

C:\Users\Admin\AppData\Local\Temp\d119babfd04596cdae407a1642d4713d566e601c6d2d096215fed02a8d14a7aa.exe
"C:\Users\Admin\AppData\Local\Temp\d119babfd04596cdae407a1642d4713d566e601c6d2d096215fed02a8d14a7aa.exe"
1⤵
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1376

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:1684

C:\Windows\syswow64\svchost.exe
-k netsvcs
3⤵
PID:268

C:\Windows\syswow64\vssadmin.exe
vssadmin.exe Delete Shadows /All /Quiet
3⤵
- Interacts with shadow copies
PID:1396

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1728

Network

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/268-61-0x0000000000000000-mapping.dmp

Download
memory/268-64-0x00000000000C0000-0x00000000000E5000-memory.dmp

Filesize
148KB

Download
memory/268-65-0x00000000000C0000-0x00000000000E5000-memory.dmp

Filesize
148KB

Download
memory/1376-54-0x0000000075B61000-0x0000000075B63000-memory.dmp

Filesize
8KB

Download
memory/1376-56-0x0000000000240000-0x0000000000256000-memory.dmp

Filesize
88KB

Download
memory/1376-57-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

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

Download
memory/1684-55-0x0000000000000000-mapping.dmp

Download
memory/1684-59-0x0000000074A01000-0x0000000074A03000-memory.dmp

Filesize
8KB

Download
memory/1684-60-0x0000000000080000-0x00000000000A5000-memory.dmp

Filesize
148KB

Download

Analysis

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