6dc83a495bed764c8f14f59233bc6ad63c310b0c7177740b0a8e2bfcf427e2e4

Analysis

max time kernel
150s
max time network
34s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
02/02/2023, 13:33

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General

Target

89d2ae27638472c2bc8ef2ff0b0c94d343180056.exe
Size

18KB
MD5

ec336b94f60a203f628da40f719bd4f5
SHA1

89d2ae27638472c2bc8ef2ff0b0c94d343180056
SHA256

6dc83a495bed764c8f14f59233bc6ad63c310b0c7177740b0a8e2bfcf427e2e4
SHA512

f782ea362f171a3a0328041205e9ca0e52b814ddb8542c274b0c7f9b0d26e73d1edbf89e2a7126489c23bb12ccf93319166f199bb87a73e0eb022102830f6283
SSDEEP

384:M758rxfTGO7iWVGqS/QYBimLXm6oMNP64qqOWpG86noqtlQ:JxbGO7zVGt/BLmTMp69nW0HoqPQ

Score

7^/10

persistence

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
1616	89d2ae27638472c2bc8ef2ff0b0c94d343180056.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RUN\dbhlp32 = "C:\\Windows\\dbhlp32.exe"	89d2ae27638472c2bc8ef2ff0b0c94d343180056.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\dbhlp32.dlL	89d2ae27638472c2bc8ef2ff0b0c94d343180056.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\dbhlp32.exe	89d2ae27638472c2bc8ef2ff0b0c94d343180056.exe
File opened for modification	C:\Windows\dbhlp32.exe	89d2ae27638472c2bc8ef2ff0b0c94d343180056.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1616	89d2ae27638472c2bc8ef2ff0b0c94d343180056.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1616	89d2ae27638472c2bc8ef2ff0b0c94d343180056.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 1616 wrote to memory of 1272	1616	89d2ae27638472c2bc8ef2ff0b0c94d343180056.exe	18
PID 1616 wrote to memory of 1272	1616	89d2ae27638472c2bc8ef2ff0b0c94d343180056.exe	18

C:\Users\Admin\AppData\Local\Temp\89d2ae27638472c2bc8ef2ff0b0c94d343180056.exe
"C:\Users\Admin\AppData\Local\Temp\89d2ae27638472c2bc8ef2ff0b0c94d343180056.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1616

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1272

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Windows\SysWOW64\dbhlp32.dlL

Filesize
27KB

MD5
68caada0d7f9bcec52caaf250e1dc36d

SHA1
158342119aca41f1b818be4955dbc283fe2353af

SHA256
1aeb996e6d78c8a3b55331cae9190be79d6c5f94aa5465524916c8dacb080dec

SHA512
82f3e17a58eae5a5ba082585740a30f105d298516e7081506c6373a3f61b87d14ba22ae5dfeca9576da56cd44d952f489fefb4d1b25316b5ab9d570ffe911b4f

Download Submit
memory/1272-54-0x0000000002260000-0x0000000002261000-memory.dmp

Filesize
4KB

Download
memory/1272-55-0x0000000002270000-0x0000000002271000-memory.dmp

Filesize
4KB

Download