01c1d9ce41b4944e19890e9f04d743f16faf443631cb74b2f77cb5d3bec17e60

General

Target

01c1d9ce41b4944e19890e9f04d743f16faf443631cb74b2f77cb5d3bec17e60.exe
Size

223KB
MD5

077e9d48158be1e6b3fc92d1b590bf02
SHA1

b5bdc018f682597fedab40996a475a343a499581
SHA256

01c1d9ce41b4944e19890e9f04d743f16faf443631cb74b2f77cb5d3bec17e60
SHA512

b35d42bcb19eafa59e52b008ad140be84efaf1c6444bef8f3bcc071aeb8baf9c6273a06af34f0cf311cfcc9b4ad1203c304bae8bcdb26efaaa2db7467de8a33e
SSDEEP

3072:f+v8l8oYcn2sxITyr29Lpg/DCGWN0b/DCLp71uNXvqE30zDmi:fjlh12sCTy64/gNy/D23uNfn0z7

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\Run\fee5823 = "C:\\fee58232\\fee58232.exe"	explorer.exe
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

Looks up external IP address via web service 4 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
92 myexternalip.com

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

Suspicious use of SetThreadContext 1 IoCs

Processes:

01c1d9ce41b4944e19890e9f04d743f16faf443631cb74b2f77cb5d3bec17e60.exe

description	pid	process	target process
PID 1248 set thread context of 1384	1248	01c1d9ce41b4944e19890e9f04d743f16faf443631cb74b2f77cb5d3bec17e60.exe	01c1d9ce41b4944e19890e9f04d743f16faf443631cb74b2f77cb5d3bec17e60.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

272 vssadmin.exe
Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

01c1d9ce41b4944e19890e9f04d743f16faf443631cb74b2f77cb5d3bec17e60.exeexplorer.exe

pid process

1384 01c1d9ce41b4944e19890e9f04d743f16faf443631cb74b2f77cb5d3bec17e60.exe
1988 explorer.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

vssvc.exe

description pid process

Token: SeBackupPrivilege 1636 vssvc.exe
Token: SeRestorePrivilege 1636 vssvc.exe
Token: SeAuditPrivilege 1636 vssvc.exe

pid	process
272	vssadmin.exe

pid	process
1384	01c1d9ce41b4944e19890e9f04d743f16faf443631cb74b2f77cb5d3bec17e60.exe
1988	explorer.exe

description	pid	process
Token: SeBackupPrivilege	1636	vssvc.exe
Token: SeRestorePrivilege	1636	vssvc.exe
Token: SeAuditPrivilege	1636	vssvc.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

01c1d9ce41b4944e19890e9f04d743f16faf443631cb74b2f77cb5d3bec17e60.exe

pid	process
1248	01c1d9ce41b4944e19890e9f04d743f16faf443631cb74b2f77cb5d3bec17e60.exe
1248	01c1d9ce41b4944e19890e9f04d743f16faf443631cb74b2f77cb5d3bec17e60.exe

Suspicious use of WriteProcessMemory 22 IoCs

Processes:

01c1d9ce41b4944e19890e9f04d743f16faf443631cb74b2f77cb5d3bec17e60.exe01c1d9ce41b4944e19890e9f04d743f16faf443631cb74b2f77cb5d3bec17e60.exeexplorer.exe

description	pid	process	target process
PID 1248 wrote to memory of 1384	1248	01c1d9ce41b4944e19890e9f04d743f16faf443631cb74b2f77cb5d3bec17e60.exe	01c1d9ce41b4944e19890e9f04d743f16faf443631cb74b2f77cb5d3bec17e60.exe
PID 1248 wrote to memory of 1384	1248	01c1d9ce41b4944e19890e9f04d743f16faf443631cb74b2f77cb5d3bec17e60.exe	01c1d9ce41b4944e19890e9f04d743f16faf443631cb74b2f77cb5d3bec17e60.exe
PID 1248 wrote to memory of 1384	1248	01c1d9ce41b4944e19890e9f04d743f16faf443631cb74b2f77cb5d3bec17e60.exe	01c1d9ce41b4944e19890e9f04d743f16faf443631cb74b2f77cb5d3bec17e60.exe
PID 1248 wrote to memory of 1384	1248	01c1d9ce41b4944e19890e9f04d743f16faf443631cb74b2f77cb5d3bec17e60.exe	01c1d9ce41b4944e19890e9f04d743f16faf443631cb74b2f77cb5d3bec17e60.exe
PID 1248 wrote to memory of 1384	1248	01c1d9ce41b4944e19890e9f04d743f16faf443631cb74b2f77cb5d3bec17e60.exe	01c1d9ce41b4944e19890e9f04d743f16faf443631cb74b2f77cb5d3bec17e60.exe
PID 1248 wrote to memory of 1384	1248	01c1d9ce41b4944e19890e9f04d743f16faf443631cb74b2f77cb5d3bec17e60.exe	01c1d9ce41b4944e19890e9f04d743f16faf443631cb74b2f77cb5d3bec17e60.exe
PID 1248 wrote to memory of 1384	1248	01c1d9ce41b4944e19890e9f04d743f16faf443631cb74b2f77cb5d3bec17e60.exe	01c1d9ce41b4944e19890e9f04d743f16faf443631cb74b2f77cb5d3bec17e60.exe
PID 1248 wrote to memory of 1384	1248	01c1d9ce41b4944e19890e9f04d743f16faf443631cb74b2f77cb5d3bec17e60.exe	01c1d9ce41b4944e19890e9f04d743f16faf443631cb74b2f77cb5d3bec17e60.exe
PID 1248 wrote to memory of 1384	1248	01c1d9ce41b4944e19890e9f04d743f16faf443631cb74b2f77cb5d3bec17e60.exe	01c1d9ce41b4944e19890e9f04d743f16faf443631cb74b2f77cb5d3bec17e60.exe
PID 1248 wrote to memory of 1384	1248	01c1d9ce41b4944e19890e9f04d743f16faf443631cb74b2f77cb5d3bec17e60.exe	01c1d9ce41b4944e19890e9f04d743f16faf443631cb74b2f77cb5d3bec17e60.exe
PID 1384 wrote to memory of 1988	1384	01c1d9ce41b4944e19890e9f04d743f16faf443631cb74b2f77cb5d3bec17e60.exe	explorer.exe
PID 1384 wrote to memory of 1988	1384	01c1d9ce41b4944e19890e9f04d743f16faf443631cb74b2f77cb5d3bec17e60.exe	explorer.exe
PID 1384 wrote to memory of 1988	1384	01c1d9ce41b4944e19890e9f04d743f16faf443631cb74b2f77cb5d3bec17e60.exe	explorer.exe
PID 1384 wrote to memory of 1988	1384	01c1d9ce41b4944e19890e9f04d743f16faf443631cb74b2f77cb5d3bec17e60.exe	explorer.exe
PID 1988 wrote to memory of 856	1988	explorer.exe	svchost.exe
PID 1988 wrote to memory of 856	1988	explorer.exe	svchost.exe
PID 1988 wrote to memory of 856	1988	explorer.exe	svchost.exe
PID 1988 wrote to memory of 856	1988	explorer.exe	svchost.exe
PID 1988 wrote to memory of 272	1988	explorer.exe	vssadmin.exe
PID 1988 wrote to memory of 272	1988	explorer.exe	vssadmin.exe
PID 1988 wrote to memory of 272	1988	explorer.exe	vssadmin.exe
PID 1988 wrote to memory of 272	1988	explorer.exe	vssadmin.exe

C:\Users\Admin\AppData\Local\Temp\01c1d9ce41b4944e19890e9f04d743f16faf443631cb74b2f77cb5d3bec17e60.exe
"C:\Users\Admin\AppData\Local\Temp\01c1d9ce41b4944e19890e9f04d743f16faf443631cb74b2f77cb5d3bec17e60.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1248

C:\Users\Admin\AppData\Local\Temp\01c1d9ce41b4944e19890e9f04d743f16faf443631cb74b2f77cb5d3bec17e60.exe
"C:\Users\Admin\AppData\Local\Temp\01c1d9ce41b4944e19890e9f04d743f16faf443631cb74b2f77cb5d3bec17e60.exe"
2⤵
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1384

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:1988

C:\Windows\syswow64\svchost.exe
-k netsvcs
4⤵
PID:856

C:\Windows\syswow64\vssadmin.exe
vssadmin.exe Delete Shadows /All /Quiet
4⤵
- Interacts with shadow copies
PID:272

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1636

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/272-69-0x0000000000000000-mapping.dmp

Download
memory/856-68-0x0000000000000000-mapping.dmp

Download
memory/856-72-0x0000000000080000-0x00000000000A6000-memory.dmp

Filesize
152KB

Download
memory/856-71-0x0000000000080000-0x00000000000A6000-memory.dmp

Filesize
152KB

Download
memory/1384-60-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1384-61-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1384-62-0x000000000041FED6-mapping.dmp

Download
memory/1384-64-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1384-54-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1384-58-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1384-57-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1384-55-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1988-63-0x0000000000000000-mapping.dmp

Download
memory/1988-65-0x0000000075351000-0x0000000075353000-memory.dmp

Filesize
8KB

Download
memory/1988-66-0x0000000074CE1000-0x0000000074CE3000-memory.dmp

Filesize
8KB

Download
memory/1988-67-0x0000000000080000-0x00000000000A6000-memory.dmp

Filesize
152KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads