e20f75bfb83ae1a5aef8cdf18c3632912d3c4ac084bb52cbc9e101694ca5ef5b

General

Target

e20f75bfb83ae1a5aef8cdf18c3632912d3c4ac084bb52cbc9e101694ca5ef5b.exe
Size

401KB
MD5

edf31f5ba38d360965382562cdb82f6e
SHA1

2ff732f572b594306746048a35e56513caadf027
SHA256

e20f75bfb83ae1a5aef8cdf18c3632912d3c4ac084bb52cbc9e101694ca5ef5b
SHA512

7394708ac94558d86b7fd1f5090809c01aa80f8949f8927aaa41a907c47b0171762438549fd3876866f4682ef3506a841b84fadfc72beb059e4cbf8c113126c3
SSDEEP

6144:0Ij7TnH53TiBWzvzR0OJJwdyVOYZRIPqwH0l25/txA:zr53HZwdyVOYZRIPqW5/t

Score

8^/10

evasion persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

taskmgr.exe

pid process

268 taskmgr.exe
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

1388 netsh.exe

pid	process
268	taskmgr.exe

pid	process
1388	netsh.exe

Drops startup file 2 IoCs

Processes:

taskmgr.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\474f9ee99987783596d882856491c4a8.exe	taskmgr.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\474f9ee99987783596d882856491c4a8.exe	taskmgr.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

taskmgr.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\474f9ee99987783596d882856491c4a8 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\taskmgr.exe\" .."	taskmgr.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\474f9ee99987783596d882856491c4a8 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\taskmgr.exe\" .."	taskmgr.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 15 IoCs

Processes:

taskmgr.exe

description	pid	process
Token: SeDebugPrivilege	268	taskmgr.exe
Token: 33	268	taskmgr.exe
Token: SeIncBasePriorityPrivilege	268	taskmgr.exe
Token: 33	268	taskmgr.exe
Token: SeIncBasePriorityPrivilege	268	taskmgr.exe
Token: 33	268	taskmgr.exe
Token: SeIncBasePriorityPrivilege	268	taskmgr.exe
Token: 33	268	taskmgr.exe
Token: SeIncBasePriorityPrivilege	268	taskmgr.exe
Token: 33	268	taskmgr.exe
Token: SeIncBasePriorityPrivilege	268	taskmgr.exe
Token: 33	268	taskmgr.exe
Token: SeIncBasePriorityPrivilege	268	taskmgr.exe
Token: 33	268	taskmgr.exe
Token: SeIncBasePriorityPrivilege	268	taskmgr.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

e20f75bfb83ae1a5aef8cdf18c3632912d3c4ac084bb52cbc9e101694ca5ef5b.exetaskmgr.exe

description	pid	process	target process
PID 2012 wrote to memory of 268	2012	e20f75bfb83ae1a5aef8cdf18c3632912d3c4ac084bb52cbc9e101694ca5ef5b.exe	taskmgr.exe
PID 2012 wrote to memory of 268	2012	e20f75bfb83ae1a5aef8cdf18c3632912d3c4ac084bb52cbc9e101694ca5ef5b.exe	taskmgr.exe
PID 2012 wrote to memory of 268	2012	e20f75bfb83ae1a5aef8cdf18c3632912d3c4ac084bb52cbc9e101694ca5ef5b.exe	taskmgr.exe
PID 268 wrote to memory of 1388	268	taskmgr.exe	netsh.exe
PID 268 wrote to memory of 1388	268	taskmgr.exe	netsh.exe
PID 268 wrote to memory of 1388	268	taskmgr.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\e20f75bfb83ae1a5aef8cdf18c3632912d3c4ac084bb52cbc9e101694ca5ef5b.exe
"C:\Users\Admin\AppData\Local\Temp\e20f75bfb83ae1a5aef8cdf18c3632912d3c4ac084bb52cbc9e101694ca5ef5b.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2012

C:\Users\Admin\AppData\Local\Temp\taskmgr.exe
"C:\Users\Admin\AppData\Local\Temp\taskmgr.exe"
2⤵
- Executes dropped EXE
- Drops startup file
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:268

C:\Windows\system32\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\taskmgr.exe" "taskmgr.exe" ENABLE
3⤵
- Modifies Windows Firewall
PID:1388

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

1

T1031

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\taskmgr.exe
Filesize
401KB

MD5
edf31f5ba38d360965382562cdb82f6e

SHA1
2ff732f572b594306746048a35e56513caadf027

SHA256
e20f75bfb83ae1a5aef8cdf18c3632912d3c4ac084bb52cbc9e101694ca5ef5b

SHA512
7394708ac94558d86b7fd1f5090809c01aa80f8949f8927aaa41a907c47b0171762438549fd3876866f4682ef3506a841b84fadfc72beb059e4cbf8c113126c3

Download Submit
C:\Users\Admin\AppData\Local\Temp\taskmgr.exe
Filesize
401KB

MD5
edf31f5ba38d360965382562cdb82f6e

SHA1
2ff732f572b594306746048a35e56513caadf027

SHA256
e20f75bfb83ae1a5aef8cdf18c3632912d3c4ac084bb52cbc9e101694ca5ef5b

SHA512
7394708ac94558d86b7fd1f5090809c01aa80f8949f8927aaa41a907c47b0171762438549fd3876866f4682ef3506a841b84fadfc72beb059e4cbf8c113126c3

Download Submit
memory/268-64-0x0000000000A16000-0x0000000000A35000-memory.dmp

Filesize
124KB

Download
memory/268-67-0x0000000000A16000-0x0000000000A35000-memory.dmp

Filesize
124KB

Download
memory/268-58-0x0000000000000000-mapping.dmp

Download
memory/268-61-0x000007FEF4500000-0x000007FEF4F23000-memory.dmp

Filesize
10.1MB

Download
memory/268-62-0x000007FEF3460000-0x000007FEF44F6000-memory.dmp

Filesize
16.6MB

Download
memory/1388-66-0x000007FEFC2E1000-0x000007FEFC2E3000-memory.dmp

Filesize
8KB

Download
memory/1388-65-0x0000000000000000-mapping.dmp

Download
memory/2012-57-0x0000000001FF6000-0x0000000002015000-memory.dmp

Filesize
124KB

Download
memory/2012-63-0x0000000001FF6000-0x0000000002015000-memory.dmp

Filesize
124KB

Download
memory/2012-54-0x000007FEF4500000-0x000007FEF4F23000-memory.dmp

Filesize
10.1MB

Download
memory/2012-56-0x0000000001FF6000-0x0000000002015000-memory.dmp

Filesize
124KB

Download
memory/2012-55-0x000007FEF3460000-0x000007FEF44F6000-memory.dmp

Filesize
16.6MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads