128ba7e074af0569c803a552f8928cc8f12eb2fbdc6b3bdd672be627d6e5225f

Analysis

max time kernel
252s
max time network
284s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
23-11-2022 10:33

Target

128ba7e074af0569c803a552f8928cc8f12eb2fbdc6b3bdd672be627d6e5225f.exe
Size

603KB
MD5

dee3d98911243156e3ef048745640a50
SHA1

8452f18ae85ef7c62a110adf3bc79e2c2fe4bb9a
SHA256

128ba7e074af0569c803a552f8928cc8f12eb2fbdc6b3bdd672be627d6e5225f
SHA512

f64ba78b2f754b9e3c5960c307209914ea7bd8203cd513a9ea842c184fbd8994e90e63d2ba070f7669d681005ef65ea3979bcc750cb6fd3b4f5324afbbbd7270
SSDEEP

12288:uIny5DYTmIvRGzj/D4tNFPMUM4DzrY9fdTTczhckcsJ75YfZ+:wUTmMRi/DB3czS95U

Score

7^/10

Loads dropped DLL 3 IoCs

Processes:

128ba7e074af0569c803a552f8928cc8f12eb2fbdc6b3bdd672be627d6e5225f.exe

pid	process
1772	128ba7e074af0569c803a552f8928cc8f12eb2fbdc6b3bdd672be627d6e5225f.exe
1772	128ba7e074af0569c803a552f8928cc8f12eb2fbdc6b3bdd672be627d6e5225f.exe
1772	128ba7e074af0569c803a552f8928cc8f12eb2fbdc6b3bdd672be627d6e5225f.exe

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

System Information Discovery
T1082
Runs net.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

128ba7e074af0569c803a552f8928cc8f12eb2fbdc6b3bdd672be627d6e5225f.exenet.exe

description	pid	process	target process
PID 1772 wrote to memory of 3196	1772	128ba7e074af0569c803a552f8928cc8f12eb2fbdc6b3bdd672be627d6e5225f.exe	net.exe
PID 1772 wrote to memory of 3196	1772	128ba7e074af0569c803a552f8928cc8f12eb2fbdc6b3bdd672be627d6e5225f.exe	net.exe
PID 1772 wrote to memory of 3196	1772	128ba7e074af0569c803a552f8928cc8f12eb2fbdc6b3bdd672be627d6e5225f.exe	net.exe
PID 3196 wrote to memory of 4756	3196	net.exe	net1.exe
PID 3196 wrote to memory of 4756	3196	net.exe	net1.exe
PID 3196 wrote to memory of 4756	3196	net.exe	net1.exe

C:\Windows\SysWOW64\net.exe
net stop nethttpservice
2⤵
- Suspicious use of WriteProcessMemory
PID:3196

C:\Windows\SysWOW64\net1.exe
C:\Windows\system32\net1 stop nethttpservice
3⤵
PID:4756

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

C:\Users\Admin\AppData\Local\Temp\nskCD7A.tmp\System.dll
Filesize
11KB

MD5
c17103ae9072a06da581dec998343fc1

SHA1
b72148c6bdfaada8b8c3f950e610ee7cf1da1f8d

SHA256
dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f

SHA512
d32a71aaef18e993f28096d536e41c4d016850721b31171513ce28bbd805a54fd290b7c3e9d935f72e676a1acfb4f0dcc89d95040a0dd29f2b6975855c18986f

Download Submit
C:\Users\Admin\AppData\Local\Temp\nskCD7A.tmp\nsExec.dll
Filesize
6KB

MD5
acc2b699edfea5bf5aae45aba3a41e96

SHA1
d2accf4d494e43ceb2cff69abe4dd17147d29cc2

SHA256
168a974eaa3f588d759db3f47c1a9fdc3494ba1fa1a73a84e5e3b2a4d58abd7e

SHA512
e29ea10ada98c71a18273b04f44f385b120d4e8473e441ce5748cfa44a23648814f2656f429b85440157988c88de776c6ac008dc38bf09cbb746c230a46c69fe

Download Submit
C:\Users\Admin\AppData\Local\Temp\nskCD7A.tmp\nsExec.dll
Filesize
6KB

MD5
acc2b699edfea5bf5aae45aba3a41e96

SHA1
d2accf4d494e43ceb2cff69abe4dd17147d29cc2

SHA256
168a974eaa3f588d759db3f47c1a9fdc3494ba1fa1a73a84e5e3b2a4d58abd7e

SHA512
e29ea10ada98c71a18273b04f44f385b120d4e8473e441ce5748cfa44a23648814f2656f429b85440157988c88de776c6ac008dc38bf09cbb746c230a46c69fe

Download Submit
memory/1772-132-0x0000000000360000-0x00000000007BE000-memory.dmp

Filesize
4.4MB

Download
memory/3196-136-0x0000000000000000-mapping.dmp

Download
memory/4756-137-0x0000000000000000-mapping.dmp

Download