4fc3b7a1489c7b65c17a90e3a516b437ae417d513b08879803140a91f1a06cc0

Analysis

max time kernel
40s
max time network
46s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
20-10-2022 20:18

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General

Target

4fc3b7a1489c7b65c17a90e3a516b437ae417d513b08879803140a91f1a06cc0.exe
Size

27KB
MD5

969cf56ba5d9f9f7658a28f3d76af380
SHA1

7a2932d9d25d98b82b508de6d571a591be30c1f5
SHA256

4fc3b7a1489c7b65c17a90e3a516b437ae417d513b08879803140a91f1a06cc0
SHA512

6f6865a4be78964676d2632b0b822381aa9c2bf7a3c3ef58e5343df86570b2637c798a8c57ad60daa10ba025d9d96815a2d5cb06890900df3fccc2db1bc611cc
SSDEEP

384:lijuGXOsa32vAmJDmX93THDezUt099d9SoHeZrF1EoU6t518gpmvDUlLg:lijuGboSDy9Lt0L8ZrFq81bp5lL

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-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Netscape = "C:\\Users\\Admin\\AppData\\Roaming\\2DCC19\\2DCC19.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
1684	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	4fc3b7a1489c7b65c17a90e3a516b437ae417d513b08879803140a91f1a06cc0.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	4fc3b7a1489c7b65c17a90e3a516b437ae417d513b08879803140a91f1a06cc0.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
1872	4fc3b7a1489c7b65c17a90e3a516b437ae417d513b08879803140a91f1a06cc0.exe
1872	4fc3b7a1489c7b65c17a90e3a516b437ae417d513b08879803140a91f1a06cc0.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1872 wrote to memory of 1684	1872	4fc3b7a1489c7b65c17a90e3a516b437ae417d513b08879803140a91f1a06cc0.exe	27
PID 1872 wrote to memory of 1684	1872	4fc3b7a1489c7b65c17a90e3a516b437ae417d513b08879803140a91f1a06cc0.exe	27
PID 1872 wrote to memory of 1684	1872	4fc3b7a1489c7b65c17a90e3a516b437ae417d513b08879803140a91f1a06cc0.exe	27
PID 1872 wrote to memory of 1684	1872	4fc3b7a1489c7b65c17a90e3a516b437ae417d513b08879803140a91f1a06cc0.exe	27

C:\Users\Admin\AppData\Local\Temp\4fc3b7a1489c7b65c17a90e3a516b437ae417d513b08879803140a91f1a06cc0.exe
"C:\Users\Admin\AppData\Local\Temp\4fc3b7a1489c7b65c17a90e3a516b437ae417d513b08879803140a91f1a06cc0.exe"
1⤵
- Maps connected drives based on registry
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1872
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - Adds policy Run key to start application
  - Deletes itself
  PID:1684

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

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Downloads

memory/1684-59-0x0000000075571000-0x0000000075573000-memory.dmp

Filesize
8KB

Download
memory/1684-60-0x00000000006D0000-0x00000000006D8000-memory.dmp

Filesize
32KB

Download
memory/1684-61-0x0000000000080000-0x0000000000086000-memory.dmp

Filesize
24KB

Download
memory/1684-62-0x0000000000090000-0x00000000000A8000-memory.dmp

Filesize
96KB

Download
memory/1684-63-0x0000000000090000-0x00000000000A8000-memory.dmp

Filesize
96KB

Download
memory/1872-54-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/1872-55-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/1872-56-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/1872-58-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download