14ec57717235ae5be3cec328da95838842105c5800ec3169a93e6410bd23bd95

Analysis

max time kernel
144s
max time network
147s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
27/01/2024, 12:39

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General

Target

14ec57717235ae5be3cec328da95838842105c5800ec3169a93e6410bd23bd95.exe
Size

196KB
MD5

9e0a3f5cca70bd6748297ac328022db6
SHA1

61946ea29765183497a9395998cc7a057ccf72ba
SHA256

14ec57717235ae5be3cec328da95838842105c5800ec3169a93e6410bd23bd95
SHA512

5ad15d05ad89259979145a99725550eea9c67fff9050918aef4b486eccdbee7d0359bc90715beeb1308a3e0ce0f0f4b69531c20eaeeb7e4ba5d4b771d275aeac
SSDEEP

6144:rBs27MMLyX5HXXXDTXXXOGqIII+pXXX5AYjKXXXDoXXXG6XXXxXXXLIIIEAkOCO+:rK20HXXX/XXXFqIIIcXXX5j2XXXcXXXX

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2656	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
1548	iuyhost.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\Debug\iuyhost.exe	14ec57717235ae5be3cec328da95838842105c5800ec3169a93e6410bd23bd95.exe
File opened for modification	C:\Windows\Debug\iuyhost.exe	14ec57717235ae5be3cec328da95838842105c5800ec3169a93e6410bd23bd95.exe

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

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2504	14ec57717235ae5be3cec328da95838842105c5800ec3169a93e6410bd23bd95.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2504 wrote to memory of 2656	2504	14ec57717235ae5be3cec328da95838842105c5800ec3169a93e6410bd23bd95.exe	29
PID 2504 wrote to memory of 2656	2504	14ec57717235ae5be3cec328da95838842105c5800ec3169a93e6410bd23bd95.exe	29
PID 2504 wrote to memory of 2656	2504	14ec57717235ae5be3cec328da95838842105c5800ec3169a93e6410bd23bd95.exe	29
PID 2504 wrote to memory of 2656	2504	14ec57717235ae5be3cec328da95838842105c5800ec3169a93e6410bd23bd95.exe	29

C:\Users\Admin\AppData\Local\Temp\14ec57717235ae5be3cec328da95838842105c5800ec3169a93e6410bd23bd95.exe
"C:\Users\Admin\AppData\Local\Temp\14ec57717235ae5be3cec328da95838842105c5800ec3169a93e6410bd23bd95.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2504
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\14EC57~1.EXE > nul
  2⤵
  - Deletes itself
  PID:2656

C:\Windows\Debug\iuyhost.exe
C:\Windows\Debug\iuyhost.exe
1⤵
- Executes dropped EXE
PID:1548

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

C:\Windows\debug\iuyhost.exe

Filesize
196KB

MD5
8397d1a49a940a8b90f25720468d88d9

SHA1
6bbe73c699176796830bff4069e048e99292caed

SHA256
22f8caa078a7f506cf9ee0607643a887e74ba43982833ced7e634ec0ba9cc4bc

SHA512
cd5dd159f09b77224d5e8c8caff94b24fb4580d2407c2cdf1b7be68da428709534e7e3238ffeac9a5f439a7df095ab1968a4d16653f50adeb43db759b9172f16

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