fed0da48fd070e4b6308b82eb3a3d028452beedee5e39f0908598b4010a5cc12

Analysis

max time kernel
18s
max time network
20s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
02/10/2022, 09:20

Sharing

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Reason

Machine shutdown

Report Analysis Logs

General

Target

fed0da48fd070e4b6308b82eb3a3d028452beedee5e39f0908598b4010a5cc12.exe
Size

50KB
MD5

70db48381cc8985df92a529e684ec5c2
SHA1

6be0b9e369a65164e410ca4f9b27f430c16bba20
SHA256

fed0da48fd070e4b6308b82eb3a3d028452beedee5e39f0908598b4010a5cc12
SHA512

bb059cfa4f6eebcf85dfd757b6e3ca12f7437b87e96fc83d9c6dade3531c9de8ce1da0518781f0a13758425d7da938aafb5e1312a7adc92e5645b65bda8a63f9
SSDEEP

768:EdWm+d1z8BXAqxw+E9Sb+7RFpvLXuZr32BBaAriUFE0tFmvDR7CkC5HVYPCw:kjkEw+CvNFxLXKyBhXm0tFmvDCHyP

Score

7^/10

persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
952	cmd.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	reg.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\666114352 = "C:\\Users\\Admin\\666114352.exe"	reg.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 3 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1248	fed0da48fd070e4b6308b82eb3a3d028452beedee5e39f0908598b4010a5cc12.exe
Token: SeShutdownPrivilege	1064	shutdown.exe
Token: SeRemoteShutdownPrivilege	1064	shutdown.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
1248	fed0da48fd070e4b6308b82eb3a3d028452beedee5e39f0908598b4010a5cc12.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 1248 wrote to memory of 1384	1248	fed0da48fd070e4b6308b82eb3a3d028452beedee5e39f0908598b4010a5cc12.exe	26
PID 1248 wrote to memory of 1384	1248	fed0da48fd070e4b6308b82eb3a3d028452beedee5e39f0908598b4010a5cc12.exe	26
PID 1248 wrote to memory of 1384	1248	fed0da48fd070e4b6308b82eb3a3d028452beedee5e39f0908598b4010a5cc12.exe	26
PID 1248 wrote to memory of 1384	1248	fed0da48fd070e4b6308b82eb3a3d028452beedee5e39f0908598b4010a5cc12.exe	26
PID 1384 wrote to memory of 1972	1384	cmd.exe	28
PID 1384 wrote to memory of 1972	1384	cmd.exe	28
PID 1384 wrote to memory of 1972	1384	cmd.exe	28
PID 1384 wrote to memory of 1972	1384	cmd.exe	28
PID 1248 wrote to memory of 1064	1248	fed0da48fd070e4b6308b82eb3a3d028452beedee5e39f0908598b4010a5cc12.exe	29
PID 1248 wrote to memory of 1064	1248	fed0da48fd070e4b6308b82eb3a3d028452beedee5e39f0908598b4010a5cc12.exe	29
PID 1248 wrote to memory of 1064	1248	fed0da48fd070e4b6308b82eb3a3d028452beedee5e39f0908598b4010a5cc12.exe	29
PID 1248 wrote to memory of 1064	1248	fed0da48fd070e4b6308b82eb3a3d028452beedee5e39f0908598b4010a5cc12.exe	29
PID 1248 wrote to memory of 952	1248	fed0da48fd070e4b6308b82eb3a3d028452beedee5e39f0908598b4010a5cc12.exe	31
PID 1248 wrote to memory of 952	1248	fed0da48fd070e4b6308b82eb3a3d028452beedee5e39f0908598b4010a5cc12.exe	31
PID 1248 wrote to memory of 952	1248	fed0da48fd070e4b6308b82eb3a3d028452beedee5e39f0908598b4010a5cc12.exe	31
PID 1248 wrote to memory of 952	1248	fed0da48fd070e4b6308b82eb3a3d028452beedee5e39f0908598b4010a5cc12.exe	31

C:\Users\Admin\AppData\Local\Temp\fed0da48fd070e4b6308b82eb3a3d028452beedee5e39f0908598b4010a5cc12.exe
"C:\Users\Admin\AppData\Local\Temp\fed0da48fd070e4b6308b82eb3a3d028452beedee5e39f0908598b4010a5cc12.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1248
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c REG ADD HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Run /v 666114352 /t REG_SZ /d "%userprofile%\666114352.exe" /f
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1384
- - C:\Windows\SysWOW64\reg.exe
    REG ADD HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Run /v 666114352 /t REG_SZ /d "C:\Users\Admin\666114352.exe" /f
    3⤵
    - Adds Run key to start application
    PID:1972
- C:\Windows\SysWOW64\shutdown.exe
  "C:\Windows\System32\shutdown.exe" /r /f /t 3
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:1064
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\FED0DA~1.EXE > nul
  2⤵
  - Deletes itself
  PID:952

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x0
1⤵
PID:452

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x1
1⤵
PID:1012

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/452-61-0x000007FEFBCC1000-0x000007FEFBCC3000-memory.dmp

Filesize
8KB

Download
memory/1248-54-0x0000000075351000-0x0000000075353000-memory.dmp

Filesize
8KB

Download
memory/1248-55-0x0000000000220000-0x0000000000230000-memory.dmp

Filesize
64KB

Download
memory/1248-56-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download