8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516

Analysis

max time kernel
79s
max time network
48s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
30/10/2022, 21:24

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General

Target

8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe
Size

76KB
MD5

9132800bcab370007e7aa3c09f7f82a0
SHA1

dae925e7bb641ca6a69503d58f2cee4a39e0dc91
SHA256

8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516
SHA512

154fe1174e0a4e896962c82a87226983623f395b72a578360c95ed18b5f91ad82dfc86a5a50f2127a92bf6fae4b49194225ef2929ba63a4460a80575b61ba33e
SSDEEP

1536:W6WH/HCItIhng5BtDxn3q4i/fdXkdoH9QrGn8MTdYUcMFkP:WV/iIMng5BtDx3lkhkdA9EsK2O

Score

9^/10

upx

Malware Config

Signatures

Nirsoft 1 IoCs

resource	yara_rule
behavioral1/memory/1348-56-0x0000000000400000-0x0000000000427000-memory.dmp	Nirsoft

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1348-56-0x0000000000400000-0x0000000000427000-memory.dmp	upx

Loads dropped DLL 1 IoCs

pid	Process
1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\WINDOWS\SYSTEM32\RF9VE1.EXE	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe

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 2 IoCs

pid	Process
1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe
1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe

Suspicious behavior: MapViewOfSection 21 IoCs

pid	Process
1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe
1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe
1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe
1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe
1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe
1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe
1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe
1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe
1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe
1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe
1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe
1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe
1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe
1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe
1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe
1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe
1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe
1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe
1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe
1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe
1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

description	pid	Process
Token: SeDebugPrivilege	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe
Token: SeRestorePrivilege	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe
Token: SeBackupPrivilege	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe
Token: SeTakeOwnershipPrivilege	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe
Token: SeRestorePrivilege	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe
Token: SeBackupPrivilege	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe
Token: SeChangeNotifyPrivilege	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1348 wrote to memory of 368	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	23
PID 1348 wrote to memory of 368	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	23
PID 1348 wrote to memory of 368	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	23
PID 1348 wrote to memory of 368	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	23
PID 1348 wrote to memory of 368	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	23
PID 1348 wrote to memory of 368	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	23
PID 1348 wrote to memory of 368	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	23
PID 1348 wrote to memory of 376	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	4
PID 1348 wrote to memory of 376	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	4
PID 1348 wrote to memory of 376	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	4
PID 1348 wrote to memory of 376	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	4
PID 1348 wrote to memory of 376	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	4
PID 1348 wrote to memory of 376	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	4
PID 1348 wrote to memory of 376	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	4
PID 1348 wrote to memory of 416	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	3
PID 1348 wrote to memory of 416	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	3
PID 1348 wrote to memory of 416	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	3
PID 1348 wrote to memory of 416	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	3
PID 1348 wrote to memory of 416	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	3
PID 1348 wrote to memory of 416	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	3
PID 1348 wrote to memory of 416	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	3
PID 1348 wrote to memory of 460	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	2
PID 1348 wrote to memory of 460	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	2
PID 1348 wrote to memory of 460	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	2
PID 1348 wrote to memory of 460	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	2
PID 1348 wrote to memory of 460	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	2
PID 1348 wrote to memory of 460	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	2
PID 1348 wrote to memory of 460	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	2
PID 1348 wrote to memory of 476	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	1
PID 1348 wrote to memory of 476	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	1
PID 1348 wrote to memory of 476	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	1
PID 1348 wrote to memory of 476	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	1
PID 1348 wrote to memory of 476	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	1
PID 1348 wrote to memory of 476	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	1
PID 1348 wrote to memory of 476	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	1
PID 1348 wrote to memory of 484	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	22
PID 1348 wrote to memory of 484	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	22
PID 1348 wrote to memory of 484	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	22
PID 1348 wrote to memory of 484	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	22
PID 1348 wrote to memory of 484	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	22
PID 1348 wrote to memory of 484	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	22
PID 1348 wrote to memory of 484	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	22
PID 1348 wrote to memory of 600	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	21
PID 1348 wrote to memory of 600	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	21
PID 1348 wrote to memory of 600	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	21
PID 1348 wrote to memory of 600	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	21
PID 1348 wrote to memory of 600	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	21
PID 1348 wrote to memory of 600	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	21
PID 1348 wrote to memory of 600	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	21
PID 1348 wrote to memory of 680	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	20
PID 1348 wrote to memory of 680	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	20
PID 1348 wrote to memory of 680	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	20
PID 1348 wrote to memory of 680	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	20
PID 1348 wrote to memory of 680	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	20
PID 1348 wrote to memory of 680	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	20
PID 1348 wrote to memory of 680	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	20
PID 1348 wrote to memory of 752	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	19
PID 1348 wrote to memory of 752	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	19
PID 1348 wrote to memory of 752	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	19
PID 1348 wrote to memory of 752	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	19
PID 1348 wrote to memory of 752	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	19
PID 1348 wrote to memory of 752	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	19
PID 1348 wrote to memory of 752	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	19
PID 1348 wrote to memory of 812	1348	8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe	5

C:\Windows\system32\lsass.exe
C:\Windows\system32\lsass.exe
1⤵
PID:476

C:\Windows\system32\services.exe
C:\Windows\system32\services.exe
1⤵
PID:460
- C:\Windows\System32\svchost.exe
  C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted
  2⤵
  PID:812
- - C:\Windows\system32\Dwm.exe
    "C:\Windows\system32\Dwm.exe"
    3⤵
    PID:1164
- C:\Windows\system32\sppsvc.exe
  C:\Windows\system32\sppsvc.exe
  2⤵
  PID:1876
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation
  2⤵
  PID:1584
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork
  2⤵
  PID:1156
- C:\Windows\system32\taskhost.exe
  "taskhost.exe"
  2⤵
  PID:1068
- C:\Windows\System32\spoolsv.exe
  C:\Windows\System32\spoolsv.exe
  2⤵
  PID:1052
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k NetworkService
  2⤵
  PID:336
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k netsvcs
  2⤵
  PID:876
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k LocalService
  2⤵
  PID:852
- C:\Windows\System32\svchost.exe
  C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted
  2⤵
  PID:752
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k RPCSS
  2⤵
  PID:680
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k DcomLaunch
  2⤵
  PID:600

C:\Windows\system32\winlogon.exe
winlogon.exe
1⤵
PID:416

C:\Windows\system32\wininit.exe
wininit.exe
1⤵
PID:376
- C:\Windows\system32\lsm.exe
  C:\Windows\system32\lsm.exe
  2⤵
  PID:484

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1208
- C:\Users\Admin\AppData\Local\Temp\8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe
  "C:\Users\Admin\AppData\Local\Temp\8d9bbaeba5bc5cbb2b220fba28e67fca121a53979b225c1a42bd69734d52a516.exe"
  2⤵
  - Loads dropped DLL
  - Drops file in System32 directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1348

\\?\C:\Windows\system32\wbem\WMIADAP.EXE
wmiadap.exe /F /T /R
1⤵
PID:2008

C:\Windows\system32\csrss.exe
%SystemRoot%\system32\csrss.exe ObjectDirectory=\Windows SharedSection=1024,20480,768 Windows=On SubSystemType=Windows ServerDll=basesrv,1 ServerDll=winsrv:UserServerDllInitialization,3 ServerDll=winsrv:ConServerDllInitialization,2 ServerDll=sxssrv,4 ProfileControl=Off MaxRequestThreads=16
1⤵
PID:368

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Windows\System32\rf9ve1.exe

Filesize
6.5MB

MD5
e685c8005f910c52238f8449e80303bc

SHA1
1024cd738c55a41453f6d41e56b13ecc9ba3cb5c

SHA256
52619691da76c010b1a15c3cd872d4e04708ffe13a32fcda1d2789f4f8b01f33

SHA512
0678b0bbeac61f37b6e1df4809a72b246ac61c93ad254dd416fcecf3854ef04bc80d0536ef3dc2a14c9ea3818ea26ededba5f195b44a6a0707e9f2c42653217d

Download Submit
memory/1348-54-0x0000000075601000-0x0000000075603000-memory.dmp

Filesize
8KB

Download
memory/1348-56-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download