ca5cdb12d7446accecbcf99edc804f3b538cb96f0bedf407415cc5aaba7bb165

Analysis

max time kernel
148s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
07/09/2024, 13:11

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General

Target

$TEMP/KuaiWan_Update/PPSUpdate.exe
Size

70KB
MD5

a2dcbc0d8280712e08a7e3ffc09e5f0f
SHA1

23030a02a7bfabc1d805c2bc29a164b22116b66f
SHA256

283fcffef2618d09604ffa7c3bdd7fffa34dc82b998121981cea2d69e2af0326
SHA512

da60697f6914f56576898f13f84b344fa6f49a6985862bcd0370168c8db931829b9a6a79ecc56d84e1d3a4675eb9096db948fece2b5f1c5764cfe599e7465cf5
SSDEEP

1536:UZFwlrRfoowfoMTIxpIplqu4VGPJB6pQuyLv+wTqfczImH9oTafCZ:UZGlFw7fonu4sPJB0Qhv+wGczb9b6

Score

7^/10

discovery

Malware Config

Signatures

Loads dropped DLL 15 IoCs

pid	Process
4536	PPSUpdate.exe
4536	PPSUpdate.exe
4536	PPSUpdate.exe
4536	PPSUpdate.exe
4536	PPSUpdate.exe
4536	PPSUpdate.exe
4536	PPSUpdate.exe
4536	PPSUpdate.exe
4536	PPSUpdate.exe
4536	PPSUpdate.exe
4536	PPSUpdate.exe
4536	PPSUpdate.exe
4536	PPSUpdate.exe
4536	PPSUpdate.exe
4536	PPSUpdate.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	PPSUpdate.exe

C:\Users\Admin\AppData\Local\Temp\$TEMP\KuaiWan_Update\PPSUpdate.exe
"C:\Users\Admin\AppData\Local\Temp\$TEMP\KuaiWan_Update\PPSUpdate.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:4536

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\nse9DD8.tmp\Base64.dll

Filesize
32KB

MD5
fb6ffa30b708e9413d71a2c95558d0f1

SHA1
a4a67a7b6c53e47f9a741e06c701e03382dc548f

SHA256
3ae1c3fbf851e0de9865191b00b5fc26be32eb4f2ccb81b47e1488c2805402ae

SHA512
b1e4e9e263add6c6d9f7309d739375725f7c4afd645caebea903f7b8963c0ac8d2728dee3edd999f8496b100ba8bd5fd7e5c3c4c17ca0bbcd24923c0cb270415

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C:\Users\Admin\AppData\Local\Temp\nse9DD8.tmp\System.dll

Filesize
10KB

MD5
4eff5fafd746f5decb93a44e3a3d570c

SHA1
a11aa7681b7e2df1c7f7492a127d332d1495ea8a

SHA256
cf61ddd15d63c25a12caee70f51ea736cfc02195c42e56ee01b33f689d3754c5

SHA512
cde82d2a1f28506e4c2264f6b82017a00af32f138ebcdbaf4cc58463870fa626f708aa57465294c5a6f096c886841e7b9112b85bf3ea2f1d8f2da816b51b2d72

Download Submit
C:\Users\Admin\AppData\Local\Temp\nse9DD8.tmp\inetc.dll

Filesize
18KB

MD5
94a8ace2be90a687c1b1729c32c66e50

SHA1
94cff89cc170c00b1f849460f78cb12ab8730538

SHA256
1a6c160fd844dea35195371476119f91eab302d701b0f6f1c3fe87ad92cc93df

SHA512
ba23dfa7a29450451ac3f6ef6bf9e89352e1d17f7a2b7c7e5a87839becd6676542d2189d443322b3cad08b1bcac8851eebf9964fa37190e551f0bd717dcc5deb

Download Submit