c985f6299a7f95022c204ec68758fca302a702b230b229ed2cd61dc53896908c

General

Target

c985f6299a7f95022c204ec68758fca302a702b230b229ed2cd61dc53896908c.exe
Size

290KB
MD5

9137b1bb5f43a7a81232e08459307f25
SHA1

d6326244b9ad1ce5aefd9c1e8fd8cbc8efd1b585
SHA256

c985f6299a7f95022c204ec68758fca302a702b230b229ed2cd61dc53896908c
SHA512

198ee5305ce139ae54cc09b716abfd2ed68aa0d13c695e60e5f299d416843bd35fbab7f9c2197c0685f0fe5c5714a70418bde280a11e284b0fbb6e28101cd3da
SSDEEP

6144:L3D/GF0tKgDXjq7gzkdTXkESA+7L39NH/hMxNn6:L7GVyjoVdwESB7DJMxN6

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\fee58232.exe explorer.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\fee58232.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-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\*ee5823 = "C:\\fee58232\\fee58232.exe"	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\fee58232 = "C:\\Users\\Admin\\AppData\\Roaming\\fee58232.exe"	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\*ee58232 = "C:\\Users\\Admin\\AppData\\Roaming\\fee58232.exe"	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\fee5823 = "C:\\fee58232\\fee58232.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

2 ip-addr.es
4 myexternalip.com
6 myexternalip.com

flow	ioc
2	ip-addr.es
4	myexternalip.com
6	myexternalip.com

Suspicious use of SetThreadContext 1 IoCs

Processes:

c985f6299a7f95022c204ec68758fca302a702b230b229ed2cd61dc53896908c.exe

description	pid	process	target process
PID 1184 set thread context of 1860	1184	c985f6299a7f95022c204ec68758fca302a702b230b229ed2cd61dc53896908c.exe	c985f6299a7f95022c204ec68758fca302a702b230b229ed2cd61dc53896908c.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

1088 vssadmin.exe
Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

c985f6299a7f95022c204ec68758fca302a702b230b229ed2cd61dc53896908c.exeexplorer.exe

pid process

1860 c985f6299a7f95022c204ec68758fca302a702b230b229ed2cd61dc53896908c.exe
1408 explorer.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

vssvc.exe

description pid process

Token: SeBackupPrivilege 568 vssvc.exe
Token: SeRestorePrivilege 568 vssvc.exe
Token: SeAuditPrivilege 568 vssvc.exe

pid	process
1088	vssadmin.exe

pid	process
1860	c985f6299a7f95022c204ec68758fca302a702b230b229ed2cd61dc53896908c.exe
1408	explorer.exe

description	pid	process
Token: SeBackupPrivilege	568	vssvc.exe
Token: SeRestorePrivilege	568	vssvc.exe
Token: SeAuditPrivilege	568	vssvc.exe

Suspicious use of WriteProcessMemory 23 IoCs

Processes:

c985f6299a7f95022c204ec68758fca302a702b230b229ed2cd61dc53896908c.exec985f6299a7f95022c204ec68758fca302a702b230b229ed2cd61dc53896908c.exeexplorer.exe

description	pid	process	target process
PID 1184 wrote to memory of 1860	1184	c985f6299a7f95022c204ec68758fca302a702b230b229ed2cd61dc53896908c.exe	c985f6299a7f95022c204ec68758fca302a702b230b229ed2cd61dc53896908c.exe
PID 1184 wrote to memory of 1860	1184	c985f6299a7f95022c204ec68758fca302a702b230b229ed2cd61dc53896908c.exe	c985f6299a7f95022c204ec68758fca302a702b230b229ed2cd61dc53896908c.exe
PID 1184 wrote to memory of 1860	1184	c985f6299a7f95022c204ec68758fca302a702b230b229ed2cd61dc53896908c.exe	c985f6299a7f95022c204ec68758fca302a702b230b229ed2cd61dc53896908c.exe
PID 1184 wrote to memory of 1860	1184	c985f6299a7f95022c204ec68758fca302a702b230b229ed2cd61dc53896908c.exe	c985f6299a7f95022c204ec68758fca302a702b230b229ed2cd61dc53896908c.exe
PID 1184 wrote to memory of 1860	1184	c985f6299a7f95022c204ec68758fca302a702b230b229ed2cd61dc53896908c.exe	c985f6299a7f95022c204ec68758fca302a702b230b229ed2cd61dc53896908c.exe
PID 1184 wrote to memory of 1860	1184	c985f6299a7f95022c204ec68758fca302a702b230b229ed2cd61dc53896908c.exe	c985f6299a7f95022c204ec68758fca302a702b230b229ed2cd61dc53896908c.exe
PID 1184 wrote to memory of 1860	1184	c985f6299a7f95022c204ec68758fca302a702b230b229ed2cd61dc53896908c.exe	c985f6299a7f95022c204ec68758fca302a702b230b229ed2cd61dc53896908c.exe
PID 1184 wrote to memory of 1860	1184	c985f6299a7f95022c204ec68758fca302a702b230b229ed2cd61dc53896908c.exe	c985f6299a7f95022c204ec68758fca302a702b230b229ed2cd61dc53896908c.exe
PID 1184 wrote to memory of 1860	1184	c985f6299a7f95022c204ec68758fca302a702b230b229ed2cd61dc53896908c.exe	c985f6299a7f95022c204ec68758fca302a702b230b229ed2cd61dc53896908c.exe
PID 1184 wrote to memory of 1860	1184	c985f6299a7f95022c204ec68758fca302a702b230b229ed2cd61dc53896908c.exe	c985f6299a7f95022c204ec68758fca302a702b230b229ed2cd61dc53896908c.exe
PID 1184 wrote to memory of 1860	1184	c985f6299a7f95022c204ec68758fca302a702b230b229ed2cd61dc53896908c.exe	c985f6299a7f95022c204ec68758fca302a702b230b229ed2cd61dc53896908c.exe
PID 1860 wrote to memory of 1408	1860	c985f6299a7f95022c204ec68758fca302a702b230b229ed2cd61dc53896908c.exe	explorer.exe
PID 1860 wrote to memory of 1408	1860	c985f6299a7f95022c204ec68758fca302a702b230b229ed2cd61dc53896908c.exe	explorer.exe
PID 1860 wrote to memory of 1408	1860	c985f6299a7f95022c204ec68758fca302a702b230b229ed2cd61dc53896908c.exe	explorer.exe
PID 1860 wrote to memory of 1408	1860	c985f6299a7f95022c204ec68758fca302a702b230b229ed2cd61dc53896908c.exe	explorer.exe
PID 1408 wrote to memory of 840	1408	explorer.exe	svchost.exe
PID 1408 wrote to memory of 840	1408	explorer.exe	svchost.exe
PID 1408 wrote to memory of 840	1408	explorer.exe	svchost.exe
PID 1408 wrote to memory of 840	1408	explorer.exe	svchost.exe
PID 1408 wrote to memory of 1088	1408	explorer.exe	vssadmin.exe
PID 1408 wrote to memory of 1088	1408	explorer.exe	vssadmin.exe
PID 1408 wrote to memory of 1088	1408	explorer.exe	vssadmin.exe
PID 1408 wrote to memory of 1088	1408	explorer.exe	vssadmin.exe

C:\Users\Admin\AppData\Local\Temp\c985f6299a7f95022c204ec68758fca302a702b230b229ed2cd61dc53896908c.exe
"C:\Users\Admin\AppData\Local\Temp\c985f6299a7f95022c204ec68758fca302a702b230b229ed2cd61dc53896908c.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1184

C:\Users\Admin\AppData\Local\Temp\c985f6299a7f95022c204ec68758fca302a702b230b229ed2cd61dc53896908c.exe
"C:\Users\Admin\AppData\Local\Temp\c985f6299a7f95022c204ec68758fca302a702b230b229ed2cd61dc53896908c.exe"
2⤵
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1860

C:\Windows\syswow64\explorer.exe
"C:\Windows\syswow64\explorer.exe"
3⤵
- Drops startup file
- Adds Run key to start application
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1408

C:\Windows\syswow64\svchost.exe
-k netsvcs
4⤵
PID:840

C:\Windows\syswow64\vssadmin.exe
vssadmin.exe Delete Shadows /All /Quiet
4⤵
- Interacts with shadow copies
PID:1088

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:568

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

File Deletion

2

T1107

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Inhibit System Recovery

2

T1490

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Downloads

memory/840-74-0x0000000000080000-0x00000000000A5000-memory.dmp

Filesize
148KB

Download
memory/840-73-0x0000000000080000-0x00000000000A5000-memory.dmp

Filesize
148KB

Download
memory/840-70-0x0000000000000000-mapping.dmp

Download
memory/1088-71-0x0000000000000000-mapping.dmp

Download
memory/1184-64-0x0000000074300000-0x00000000748AB000-memory.dmp

Filesize
5.7MB

Download
memory/1184-55-0x0000000074300000-0x00000000748AB000-memory.dmp

Filesize
5.7MB

Download
memory/1184-54-0x0000000074BB1000-0x0000000074BB3000-memory.dmp

Filesize
8KB

Download
memory/1408-69-0x0000000000080000-0x00000000000A5000-memory.dmp

Filesize
148KB

Download
memory/1408-65-0x0000000000000000-mapping.dmp

Download
memory/1408-68-0x00000000747D1000-0x00000000747D3000-memory.dmp

Filesize
8KB

Download
memory/1860-63-0x0000000000D81A2E-mapping.dmp

Download
memory/1860-66-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/1860-62-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/1860-60-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/1860-59-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/1860-57-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/1860-56-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads