e2219fabdf973c3c28c039a321f90d55ced874b47ac1f89ddf89e10b10f7b42d

Analysis

max time kernel
119s
max time network
125s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
02-06-2024 23:04

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General

Target

USB_nodrivers_pack/USB_nodrivers_pack/修复补丁V3.0.exe
Size

239KB
MD5

fe8b85f5bba3cc9a063aefe642a2156d
SHA1

bbb54fe0d294bdfdb7ee7b589386c8e6cd3e0388
SHA256

d7a21dfb7f76d44950460467566085ef89d6b1f05acd70df4d82212dfe5a05e2
SHA512

462b17c2ea118c93f0250a35f6f3dcea2ba19aaacfee3780e999110525a879ed46fb7ef85f880759b458f844d53bc1c634db04010ade36d7ce736d43f84481e4
SSDEEP

6144:FucV+B1whvEq/3/0GVPdA05GCL5MvndwA7glC:FxMBqf/v0EPNjN97lC

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2816	658637.exe

Loads dropped DLL 4 IoCs

pid	Process
2820	修复补丁V3.0.exe
2820	修复补丁V3.0.exe
2820	修复补丁V3.0.exe
2820	修复补丁V3.0.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral3/memory/2820-0-0x0000000000400000-0x0000000000496000-memory.dmp	upx
behavioral3/memory/2820-21-0x0000000000400000-0x0000000000496000-memory.dmp	upx

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral3/memory/2820-21-0x0000000000400000-0x0000000000496000-memory.dmp	autoit_exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies registry class 1 IoCs

description	ioc	Process
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{083863F1-70DE-11D0-BD40-00A0C911CE86}\Instance\{301056D0-6DFF-11D2-9EEB-006008039E37}\FilterData = 020000000000ffff020000000000000030706933000000000000000001000000000000000000000030747933000000006000000070000000317069330800000000000000010000000000000000000000307479330000000060000000800000007669647300001000800000aa00389b714d4a504700001000800000aa00389b7100000000000000000000000000000000	658637.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2820 wrote to memory of 2816	2820	修复补丁V3.0.exe	28
PID 2820 wrote to memory of 2816	2820	修复补丁V3.0.exe	28
PID 2820 wrote to memory of 2816	2820	修复补丁V3.0.exe	28
PID 2820 wrote to memory of 2816	2820	修复补丁V3.0.exe	28

C:\Users\Admin\AppData\Local\Temp\USB_nodrivers_pack\USB_nodrivers_pack\修复补丁V3.0.exe
"C:\Users\Admin\AppData\Local\Temp\USB_nodrivers_pack\USB_nodrivers_pack\修复补丁V3.0.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2820
- C:\Windows\temp\658637.exe
  "C:\Windows\temp\658637.exe" 程序运行参数
  2⤵
  - Executes dropped EXE
  - Modifies registry class
  PID:2816

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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\Temp\658637.exe

Filesize
36KB

MD5
bfc0f7084b0b2751d6492bc51b2faf0e

SHA1
0afdc6265f20b4dc1b5ecdf1d467b2e36f4aad9c

SHA256
b7226d2aa376889460550d3bf82adc5766a232757bac846e0c6bb3f987e23538

SHA512
0dcf198fe2f52812593dc4706edd683173f92ef6da5e5f14416327c6c4e96bda96177b4555b6a1747ad1b53b96f1443540f547de715de3954f407e2b7db9678e

Download Submit
memory/2820-0-0x0000000000400000-0x0000000000496000-memory.dmp

Filesize
600KB

Download
memory/2820-21-0x0000000000400000-0x0000000000496000-memory.dmp

Filesize
600KB

Download