ba9d2226c82b01f0225ce7c624bdc452d21402016bd303b25dcfba91fff672af

Analysis

max time kernel
140s
max time network
128s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/09/2024, 03:23

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General

Target

klvideoconverter100.exe
Size

15.6MB
MD5

699e8703f89320ba3577acc3c9b94cc1
SHA1

c25ee304214f2602d7a493c062357e84bbb1d21b
SHA256

e38f3081e1752ea792920d74839f3b5b97387ad78616fe8c354fc78cb46901b1
SHA512

cee15d4e490be17ef67ad7d6cbaa2243ffc9d7152a7abec9c5124941dc5d16294a277e0dbaea10d128a5bcebe3cbdfab9d6dcb0da6cea28f926c26921f6e29d9
SSDEEP

393216:cdbB112aIPXBBygsqruRh6elGNBg2QUNAWj:E312h/vyHb5OuUNRj

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2156	is-KSSOV.tmp

Loads dropped DLL 3 IoCs

pid	Process
2936	klvideoconverter100.exe
2156	is-KSSOV.tmp
2156	is-KSSOV.tmp

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 2 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	klvideoconverter100.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	is-KSSOV.tmp

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2156	is-KSSOV.tmp

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2936 wrote to memory of 2156	2936	klvideoconverter100.exe	30
PID 2936 wrote to memory of 2156	2936	klvideoconverter100.exe	30
PID 2936 wrote to memory of 2156	2936	klvideoconverter100.exe	30
PID 2936 wrote to memory of 2156	2936	klvideoconverter100.exe	30
PID 2936 wrote to memory of 2156	2936	klvideoconverter100.exe	30
PID 2936 wrote to memory of 2156	2936	klvideoconverter100.exe	30
PID 2936 wrote to memory of 2156	2936	klvideoconverter100.exe	30

C:\Users\Admin\AppData\Local\Temp\klvideoconverter100.exe
"C:\Users\Admin\AppData\Local\Temp\klvideoconverter100.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2936
- C:\Users\Admin\AppData\Local\Temp\is-ILKAT.tmp\is-KSSOV.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-ILKAT.tmp\is-KSSOV.tmp" /SL4 $400DC "C:\Users\Admin\AppData\Local\Temp\klvideoconverter100.exe" 16097290 52736
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: GetForegroundWindowSpam
  PID:2156

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

\Users\Admin\AppData\Local\Temp\is-95AOI.tmp\_isetup\_shfoldr.dll

Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
\Users\Admin\AppData\Local\Temp\is-ILKAT.tmp\is-KSSOV.tmp

Filesize
659KB

MD5
33f7ff58846f9d1c124e3b9f2f464c75

SHA1
edc52a13bf6f05edea30fac93afd46d6107d3d56

SHA256
d7a755b41a765b5e682ba9130b5d94857745de87787b0e87d012bc19a06f67ab

SHA512
b866964326a7063f2e0683d3a61ebfc13bb0b37c3d22afe4b627a2a16a860232ed34ddb7a6c61abdaffd39e39d4d4de0bbe3b7aabe0ccc615fbcaf474b1c4977

Download Submit
memory/2156-12-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/2156-18-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/2936-2-0x0000000000401000-0x000000000040A000-memory.dmp

Filesize
36KB

Download
memory/2936-0-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/2936-17-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download