af9aefc38511c285895024fc5624260469d71b7220a3179b63860d2f84df8da3

Analysis

max time kernel
166s
max time network
183s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
04/12/2022, 09:14

Target

af9aefc38511c285895024fc5624260469d71b7220a3179b63860d2f84df8da3.exe
Size

659KB
MD5

0139c13a27e27dbaa68b15819104c94b
SHA1

f1b9136a375ccb88a8df1d5953ece687da13a165
SHA256

af9aefc38511c285895024fc5624260469d71b7220a3179b63860d2f84df8da3
SHA512

d2bd39a6ededea05af943ee90867c092754601f1e9232d49291945917ead3dabd22b1f05e01c775cd974a3abed69226904b211866450ff4adb0a1bfd6719ee7c
SSDEEP

12288:DAyvpfnHq+NRkqR+RqgHvpRdEzWmLLuLAkyUyaAGY5OKCy5Z5DePzqh545+aXh5d:Eyv5KAeqR+RqSHdEzJmfJixOKCy5Z5DI

Score

8^/10

upx

UPX packed file 9 IoCs

Detects executables packed with UPX/modified UPX open source packer.

resource	yara_rule
behavioral2/memory/4636-132-0x0000000002250000-0x0000000002396000-memory.dmp	upx
behavioral2/memory/4636-135-0x0000000002250000-0x0000000002396000-memory.dmp	upx
behavioral2/memory/4636-136-0x0000000002250000-0x0000000002396000-memory.dmp	upx
behavioral2/memory/4636-139-0x0000000002250000-0x0000000002396000-memory.dmp	upx
behavioral2/memory/5048-141-0x0000000002260000-0x00000000023A6000-memory.dmp	upx
behavioral2/memory/5048-144-0x0000000002260000-0x00000000023A6000-memory.dmp	upx
behavioral2/memory/5048-145-0x0000000002260000-0x00000000023A6000-memory.dmp	upx
behavioral2/memory/5048-147-0x0000000002260000-0x00000000023A6000-memory.dmp	upx
behavioral2/memory/4636-148-0x0000000002250000-0x0000000002396000-memory.dmp	upx

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	4636	af9aefc38511c285895024fc5624260469d71b7220a3179b63860d2f84df8da3.exe
Token: SeCreatePagefilePrivilege	4636	af9aefc38511c285895024fc5624260469d71b7220a3179b63860d2f84df8da3.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4636	af9aefc38511c285895024fc5624260469d71b7220a3179b63860d2f84df8da3.exe
4636	af9aefc38511c285895024fc5624260469d71b7220a3179b63860d2f84df8da3.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4636 wrote to memory of 5048	4636	af9aefc38511c285895024fc5624260469d71b7220a3179b63860d2f84df8da3.exe	82
PID 4636 wrote to memory of 5048	4636	af9aefc38511c285895024fc5624260469d71b7220a3179b63860d2f84df8da3.exe	82
PID 4636 wrote to memory of 5048	4636	af9aefc38511c285895024fc5624260469d71b7220a3179b63860d2f84df8da3.exe	82

C:\Users\Admin\AppData\Local\Temp\af9aefc38511c285895024fc5624260469d71b7220a3179b63860d2f84df8da3.exe
"C:\Users\Admin\AppData\Local\Temp\af9aefc38511c285895024fc5624260469d71b7220a3179b63860d2f84df8da3.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4636
- C:\Users\Admin\AppData\Local\Temp\af9aefc38511c285895024fc5624260469d71b7220a3179b63860d2f84df8da3.exe
  "C:\Users\Admin\AppData\Local\Temp\af9aefc38511c285895024fc5624260469d71b7220a3179b63860d2f84df8da3.exe" /_ShowProgress
  2⤵
  PID:5048

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

memory/4636-148-0x0000000002250000-0x0000000002396000-memory.dmp

Filesize
1.3MB

Download
memory/4636-135-0x0000000002250000-0x0000000002396000-memory.dmp

Filesize
1.3MB

Download
memory/4636-136-0x0000000002250000-0x0000000002396000-memory.dmp

Filesize
1.3MB

Download
memory/4636-137-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4636-138-0x0000000002070000-0x0000000002115000-memory.dmp

Filesize
660KB

Download
memory/4636-139-0x0000000002250000-0x0000000002396000-memory.dmp

Filesize
1.3MB

Download
memory/4636-132-0x0000000002250000-0x0000000002396000-memory.dmp

Filesize
1.3MB

Download
memory/5048-144-0x0000000002260000-0x00000000023A6000-memory.dmp

Filesize
1.3MB

Download
memory/5048-145-0x0000000002260000-0x00000000023A6000-memory.dmp

Filesize
1.3MB

Download
memory/5048-146-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/5048-147-0x0000000002260000-0x00000000023A6000-memory.dmp

Filesize
1.3MB

Download
memory/5048-141-0x0000000002260000-0x00000000023A6000-memory.dmp

Filesize
1.3MB

Download