7e7c00740baa58af22ef6f825d86344732464a4e325b5eb6f93f33898de079fa

Analysis

max time kernel
837s
max time network
843s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22-11-2024 02:36

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General

Target

757a661bcc68616f99366b10abac92d8.exe
Size

231KB
MD5

757a661bcc68616f99366b10abac92d8
SHA1

9a7173aa6b51643417ce37f8b1238de4dd45b516
SHA256

f1ba18a6b67c5e1c659b3cbab2b12abb416dd62087cc9870650c0d8c73047739
SHA512

c6d55af7d3fd3740e5b86aadcfaa463b564458f914bb2140bb2f971e632195d2ca84991f1f694c4cfbb1b6d8156b0ce0413e5c8afb874531eb1ad34b37e36843
SSDEEP

6144:4CzaYkhfMMTzhpWuaEU5rXQokUERHxtYXwNg:jtcfMShwuaKoCRHQe

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2208	WindowsSoundDriver.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WindowsSoundDriver.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2748	757a661bcc68616f99366b10abac92d8.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2748 wrote to memory of 2208	2748	757a661bcc68616f99366b10abac92d8.exe	30
PID 2748 wrote to memory of 2208	2748	757a661bcc68616f99366b10abac92d8.exe	30
PID 2748 wrote to memory of 2208	2748	757a661bcc68616f99366b10abac92d8.exe	30
PID 2748 wrote to memory of 2208	2748	757a661bcc68616f99366b10abac92d8.exe	30

C:\Users\Admin\AppData\Local\Temp\757a661bcc68616f99366b10abac92d8.exe
"C:\Users\Admin\AppData\Local\Temp\757a661bcc68616f99366b10abac92d8.exe"
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:2748
- C:\Users\Admin\AppData\Local\Temp\WindowsSoundDriver.exe
  "C:\Users\Admin\AppData\Local\Temp\WindowsSoundDriver.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2208

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\WindowsSoundDriver.exe

Filesize
12KB

MD5
501236257b9cc98224761f9493e83f55

SHA1
58d69aea5516fd8796175e94b1c34485a577500b

SHA256
37d8c90db3cbf36d20bdc979bbba313b7f146d17c79b7133fe4681b5b1e1f9f2

SHA512
158c19b3dde594f173f78e6f672f3493b4085bea6ee74ae24e5b9a438b1df9b2d295521dd8644b9def44a19d8e107b0c6d2efc492f045c7d33e49d314ba61ecc

Download Submit
C:\Users\Admin\Documents\decrpt.openwithnotepad

Filesize
15B

MD5
1548147eea5a6e1d0f35b39f4325e009

SHA1
09c7798e76c346089978a4d589ff84631de83797

SHA256
f21d4f3a297cb46304903facd150196081318ac62be7fedfb0950ebd0f6f8b83

SHA512
28a2b3781296aa67ac61d8a52d854906c78eb573d5d6ba222a26dc899f7c5b002d6b268be36b93d828c5cc5514f0bfb1357557b50d4645ce8b1119041f9681f9

Download Submit
memory/2208-16-0x0000000074660000-0x0000000074D4E000-memory.dmp

Filesize
6.9MB

Download
memory/2208-32-0x0000000074660000-0x0000000074D4E000-memory.dmp

Filesize
6.9MB

Download
memory/2208-12-0x0000000000960000-0x000000000096A000-memory.dmp

Filesize
40KB

Download
memory/2208-11-0x000000007466E000-0x000000007466F000-memory.dmp

Filesize
4KB

Download
memory/2748-10-0x000007FEF6080000-0x000007FEF6A1D000-memory.dmp

Filesize
9.6MB

Download
memory/2748-2-0x000007FEF6080000-0x000007FEF6A1D000-memory.dmp

Filesize
9.6MB

Download
memory/2748-0-0x000007FEF633E000-0x000007FEF633F000-memory.dmp

Filesize
4KB

Download
memory/2748-3-0x000007FEF6080000-0x000007FEF6A1D000-memory.dmp

Filesize
9.6MB

Download
memory/2748-33-0x000007FEF6080000-0x000007FEF6A1D000-memory.dmp

Filesize
9.6MB

Download
memory/2748-1-0x000007FEF6080000-0x000007FEF6A1D000-memory.dmp

Filesize
9.6MB

Download
memory/2748-35-0x000007FEF633E000-0x000007FEF633F000-memory.dmp

Filesize
4KB

Download
memory/2748-36-0x000007FEF6080000-0x000007FEF6A1D000-memory.dmp

Filesize
9.6MB

Download
memory/2748-37-0x0000000000AB0000-0x0000000000B30000-memory.dmp

Filesize
512KB

Download
memory/2748-38-0x0000000000AB0000-0x0000000000B30000-memory.dmp

Filesize
512KB

Download