7eccf6d9406ccd991c41f28b0437ff0450441c291fa0513c20511f0e14991d30

Analysis

max time kernel
312s
max time network
412s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
01/12/2022, 22:26

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General

Target

7eccf6d9406ccd991c41f28b0437ff0450441c291fa0513c20511f0e14991d30.exe
Size

89KB
MD5

9a2187fa5e1a7362c422a98edc66b017
SHA1

7188e69d7d1703cf3bffd626560c78402290e712
SHA256

7eccf6d9406ccd991c41f28b0437ff0450441c291fa0513c20511f0e14991d30
SHA512

76f81794b014eea42b65513251e7b106c7c8e49750b5004b1c18d0f5afce45749e87a0a6cc59688e1e0313f4c0086489e7a4f50c0eb39ee60f2023d36212fa51
SSDEEP

1536:TWCtl4GLkrdi/ZAXDwdARKY4Leh9X+zBTk++tXGKW7h9FRhL:TWCoJ+ZYDmARQeNQA++tXlMRhL

Score

8^/10

persistence

Malware Config

Signatures

Adds policy 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-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Netscape = "C:\\Users\\Admin\\AppData\\Roaming\\griudhia\\bfadtwsv.exe"	svchost.exe

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	7eccf6d9406ccd991c41f28b0437ff0450441c291fa0513c20511f0e14991d30.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	7eccf6d9406ccd991c41f28b0437ff0450441c291fa0513c20511f0e14991d30.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5104	4916	WerFault.exe	79

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4916	7eccf6d9406ccd991c41f28b0437ff0450441c291fa0513c20511f0e14991d30.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
4916	7eccf6d9406ccd991c41f28b0437ff0450441c291fa0513c20511f0e14991d30.exe
4916	7eccf6d9406ccd991c41f28b0437ff0450441c291fa0513c20511f0e14991d30.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4916 wrote to memory of 4360	4916	7eccf6d9406ccd991c41f28b0437ff0450441c291fa0513c20511f0e14991d30.exe	86
PID 4916 wrote to memory of 4360	4916	7eccf6d9406ccd991c41f28b0437ff0450441c291fa0513c20511f0e14991d30.exe	86
PID 4916 wrote to memory of 4360	4916	7eccf6d9406ccd991c41f28b0437ff0450441c291fa0513c20511f0e14991d30.exe	86

C:\Users\Admin\AppData\Local\Temp\7eccf6d9406ccd991c41f28b0437ff0450441c291fa0513c20511f0e14991d30.exe
"C:\Users\Admin\AppData\Local\Temp\7eccf6d9406ccd991c41f28b0437ff0450441c291fa0513c20511f0e14991d30.exe"
1⤵
- Maps connected drives based on registry
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:4916
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - Adds policy Run key to start application
  PID:4360
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4916 -s 444
  2⤵
  - Program crash
  PID:5104

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4916 -ip 4916
1⤵
PID:2404

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 4916 -ip 4916
1⤵
PID:2672

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

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4360-138-0x0000000000EA0000-0x0000000000EAE000-memory.dmp

Filesize
56KB

Download
memory/4360-139-0x0000000000F20000-0x0000000000F26000-memory.dmp

Filesize
24KB

Download
memory/4360-140-0x0000000001710000-0x000000000171D000-memory.dmp

Filesize
52KB

Download
memory/4916-133-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4916-134-0x00000000021B0000-0x00000000021C5000-memory.dmp

Filesize
84KB

Download
memory/4916-135-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4916-136-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download