2acc18f550ed76c02b6b52480c8063f101150671a777a75f4ed1ce8fdf501809

General

Target

2acc18f550ed76c02b6b52480c8063f101150671a777a75f4ed1ce8fdf501809.exe
Size

330KB
MD5

2104c98cf906bb7d3a88b7e471e8e316
SHA1

8964bf3b65661396d4bc31fbd508cf76bfc1dc80
SHA256

2acc18f550ed76c02b6b52480c8063f101150671a777a75f4ed1ce8fdf501809
SHA512

23af0853686e5fe6c743353de55a42c6f30eb4188fd74dacd3f0027367f823a7aa873cebf3fccd7a0da923c91839e80dc656368af8438de11c4321bb87cd3ff2
SSDEEP

6144:C2v9gbj+mBpqyNSbrHjOFYi7eotrPRCqcAO8ty2jU94Yj:lv9Yj+mXNSbrDZi9ZCdSop94Yj

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\b6807533.exe explorer.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\b6807533.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-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\b680753 = "C:\\b6807533\\b6807533.exe"	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\*680753 = "C:\\b6807533\\b6807533.exe"	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\b6807533 = "C:\\Users\\Admin\\AppData\\Roaming\\b6807533.exe"	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\*6807533 = "C:\\Users\\Admin\\AppData\\Roaming\\b6807533.exe"	explorer.exe

Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

3 ip-addr.es
6 myexternalip.com

flow	ioc
3	ip-addr.es
6	myexternalip.com

Suspicious use of SetThreadContext 1 IoCs

Processes:

2acc18f550ed76c02b6b52480c8063f101150671a777a75f4ed1ce8fdf501809.exe

description	pid	process	target process
PID 1452 set thread context of 760	1452	2acc18f550ed76c02b6b52480c8063f101150671a777a75f4ed1ce8fdf501809.exe	2acc18f550ed76c02b6b52480c8063f101150671a777a75f4ed1ce8fdf501809.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

1816 vssadmin.exe
Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

2acc18f550ed76c02b6b52480c8063f101150671a777a75f4ed1ce8fdf501809.exeexplorer.exe

pid process

760 2acc18f550ed76c02b6b52480c8063f101150671a777a75f4ed1ce8fdf501809.exe
752 explorer.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

vssvc.exe

description pid process

Token: SeBackupPrivilege 1696 vssvc.exe
Token: SeRestorePrivilege 1696 vssvc.exe
Token: SeAuditPrivilege 1696 vssvc.exe

pid	process
1816	vssadmin.exe

pid	process
760	2acc18f550ed76c02b6b52480c8063f101150671a777a75f4ed1ce8fdf501809.exe
752	explorer.exe

description	pid	process
Token: SeBackupPrivilege	1696	vssvc.exe
Token: SeRestorePrivilege	1696	vssvc.exe
Token: SeAuditPrivilege	1696	vssvc.exe

Suspicious use of WriteProcessMemory 23 IoCs

Processes:

2acc18f550ed76c02b6b52480c8063f101150671a777a75f4ed1ce8fdf501809.exe2acc18f550ed76c02b6b52480c8063f101150671a777a75f4ed1ce8fdf501809.exeexplorer.exe

description	pid	process	target process
PID 1452 wrote to memory of 760	1452	2acc18f550ed76c02b6b52480c8063f101150671a777a75f4ed1ce8fdf501809.exe	2acc18f550ed76c02b6b52480c8063f101150671a777a75f4ed1ce8fdf501809.exe
PID 1452 wrote to memory of 760	1452	2acc18f550ed76c02b6b52480c8063f101150671a777a75f4ed1ce8fdf501809.exe	2acc18f550ed76c02b6b52480c8063f101150671a777a75f4ed1ce8fdf501809.exe
PID 1452 wrote to memory of 760	1452	2acc18f550ed76c02b6b52480c8063f101150671a777a75f4ed1ce8fdf501809.exe	2acc18f550ed76c02b6b52480c8063f101150671a777a75f4ed1ce8fdf501809.exe
PID 1452 wrote to memory of 760	1452	2acc18f550ed76c02b6b52480c8063f101150671a777a75f4ed1ce8fdf501809.exe	2acc18f550ed76c02b6b52480c8063f101150671a777a75f4ed1ce8fdf501809.exe
PID 1452 wrote to memory of 760	1452	2acc18f550ed76c02b6b52480c8063f101150671a777a75f4ed1ce8fdf501809.exe	2acc18f550ed76c02b6b52480c8063f101150671a777a75f4ed1ce8fdf501809.exe
PID 1452 wrote to memory of 760	1452	2acc18f550ed76c02b6b52480c8063f101150671a777a75f4ed1ce8fdf501809.exe	2acc18f550ed76c02b6b52480c8063f101150671a777a75f4ed1ce8fdf501809.exe
PID 1452 wrote to memory of 760	1452	2acc18f550ed76c02b6b52480c8063f101150671a777a75f4ed1ce8fdf501809.exe	2acc18f550ed76c02b6b52480c8063f101150671a777a75f4ed1ce8fdf501809.exe
PID 1452 wrote to memory of 760	1452	2acc18f550ed76c02b6b52480c8063f101150671a777a75f4ed1ce8fdf501809.exe	2acc18f550ed76c02b6b52480c8063f101150671a777a75f4ed1ce8fdf501809.exe
PID 1452 wrote to memory of 760	1452	2acc18f550ed76c02b6b52480c8063f101150671a777a75f4ed1ce8fdf501809.exe	2acc18f550ed76c02b6b52480c8063f101150671a777a75f4ed1ce8fdf501809.exe
PID 1452 wrote to memory of 760	1452	2acc18f550ed76c02b6b52480c8063f101150671a777a75f4ed1ce8fdf501809.exe	2acc18f550ed76c02b6b52480c8063f101150671a777a75f4ed1ce8fdf501809.exe
PID 1452 wrote to memory of 760	1452	2acc18f550ed76c02b6b52480c8063f101150671a777a75f4ed1ce8fdf501809.exe	2acc18f550ed76c02b6b52480c8063f101150671a777a75f4ed1ce8fdf501809.exe
PID 760 wrote to memory of 752	760	2acc18f550ed76c02b6b52480c8063f101150671a777a75f4ed1ce8fdf501809.exe	explorer.exe
PID 760 wrote to memory of 752	760	2acc18f550ed76c02b6b52480c8063f101150671a777a75f4ed1ce8fdf501809.exe	explorer.exe
PID 760 wrote to memory of 752	760	2acc18f550ed76c02b6b52480c8063f101150671a777a75f4ed1ce8fdf501809.exe	explorer.exe
PID 760 wrote to memory of 752	760	2acc18f550ed76c02b6b52480c8063f101150671a777a75f4ed1ce8fdf501809.exe	explorer.exe
PID 752 wrote to memory of 1592	752	explorer.exe	svchost.exe
PID 752 wrote to memory of 1592	752	explorer.exe	svchost.exe
PID 752 wrote to memory of 1592	752	explorer.exe	svchost.exe
PID 752 wrote to memory of 1592	752	explorer.exe	svchost.exe
PID 752 wrote to memory of 1816	752	explorer.exe	vssadmin.exe
PID 752 wrote to memory of 1816	752	explorer.exe	vssadmin.exe
PID 752 wrote to memory of 1816	752	explorer.exe	vssadmin.exe
PID 752 wrote to memory of 1816	752	explorer.exe	vssadmin.exe

C:\Users\Admin\AppData\Local\Temp\2acc18f550ed76c02b6b52480c8063f101150671a777a75f4ed1ce8fdf501809.exe
"C:\Users\Admin\AppData\Local\Temp\2acc18f550ed76c02b6b52480c8063f101150671a777a75f4ed1ce8fdf501809.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1452

C:\Users\Admin\AppData\Local\Temp\2acc18f550ed76c02b6b52480c8063f101150671a777a75f4ed1ce8fdf501809.exe
"C:\Users\Admin\AppData\Local\Temp\2acc18f550ed76c02b6b52480c8063f101150671a777a75f4ed1ce8fdf501809.exe"
2⤵
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:760

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:752

C:\Windows\syswow64\svchost.exe
-k netsvcs
4⤵
PID:1592

C:\Windows\syswow64\vssadmin.exe
vssadmin.exe Delete Shadows /All /Quiet
4⤵
- Interacts with shadow copies
PID:1816

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1696

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/752-66-0x0000000000000000-mapping.dmp

Download
memory/752-69-0x0000000000080000-0x00000000000A5000-memory.dmp

Filesize
148KB

Download
memory/752-68-0x00000000751A1000-0x00000000751A3000-memory.dmp

Filesize
8KB

Download
memory/760-59-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/760-60-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/760-62-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/760-63-0x0000000000DD082E-mapping.dmp

Download
memory/760-65-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/760-57-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/760-56-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/1452-54-0x0000000075BA1000-0x0000000075BA3000-memory.dmp

Filesize
8KB

Download
memory/1452-64-0x0000000074CB0000-0x000000007525B000-memory.dmp

Filesize
5.7MB

Download
memory/1452-55-0x0000000074CB0000-0x000000007525B000-memory.dmp

Filesize
5.7MB

Download
memory/1592-70-0x0000000000000000-mapping.dmp

Download
memory/1592-73-0x0000000000080000-0x00000000000A5000-memory.dmp

Filesize
148KB

Download
memory/1816-71-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads