3fdcf68ac21226f1b55b15e780c9698b4dc802acf18747ced06850e8016fa2c0

Analysis

max time kernel
149s
max time network
196s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
26-11-2022 04:17

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

3fdcf68ac21226f1b55b15e780c9698b4dc802acf18747ced06850e8016fa2c0.exe
Size

741KB
MD5

0a263ad79c2fe90290a9c1ceae15b619
SHA1

e92a62eabe0c9a8d821c846dc2486efa6b51d881
SHA256

3fdcf68ac21226f1b55b15e780c9698b4dc802acf18747ced06850e8016fa2c0
SHA512

1ff3a37140f378709f983f608993728cdf50c8566b7eff1200dd5b05e1fa35e1311778fe26fd7277b70efa1ac17c3ee08e6f7f7a01726701afc455a15891c49d
SSDEEP

12288:z0gnKoeV4SkXmoPaxN4yvk6D/P+H9IIBMazvCYlsIuvcmdP0eeC85o6vyqfd1+1D:AgKL/6moMP7DP+H9IwsIuvZdMeKz51+x

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

Au_.exe

pid process

1668 Au_.exe
Loads dropped DLL 2 IoCs

Processes:

Au_.exe

pid process

1668 Au_.exe
1668 Au_.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

pid	process
1668	Au_.exe

pid	process
1668	Au_.exe
1668	Au_.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

3fdcf68ac21226f1b55b15e780c9698b4dc802acf18747ced06850e8016fa2c0.exe

description	pid	process	target process
PID 1072 wrote to memory of 1668	1072	3fdcf68ac21226f1b55b15e780c9698b4dc802acf18747ced06850e8016fa2c0.exe	Au_.exe
PID 1072 wrote to memory of 1668	1072	3fdcf68ac21226f1b55b15e780c9698b4dc802acf18747ced06850e8016fa2c0.exe	Au_.exe
PID 1072 wrote to memory of 1668	1072	3fdcf68ac21226f1b55b15e780c9698b4dc802acf18747ced06850e8016fa2c0.exe	Au_.exe

C:\Users\Admin\AppData\Local\Temp\3fdcf68ac21226f1b55b15e780c9698b4dc802acf18747ced06850e8016fa2c0.exe
"C:\Users\Admin\AppData\Local\Temp\3fdcf68ac21226f1b55b15e780c9698b4dc802acf18747ced06850e8016fa2c0.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1072

C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe
"C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe" _?=C:\Users\Admin\AppData\Local\Temp\
2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:1668

Network

MITRE ATT&CK Enterprise v6

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\nsy10D9.tmp\System.dll
Filesize
11KB

MD5
bf712f32249029466fa86756f5546950

SHA1
75ac4dc4808ac148ddd78f6b89a51afbd4091c2e

SHA256
7851cb12fa4131f1fee5de390d650ef65cac561279f1cfe70ad16cc9780210af

SHA512
13f69959b28416e0b8811c962a49309dca3f048a165457051a28a3eb51377dcaf99a15e86d7eee8f867a9e25ecf8c44da370ac8f530eeae7b5252eaba64b96f4

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsy10D9.tmp\nsDialogs.dll
Filesize
9KB

MD5
4ccc4a742d4423f2f0ed744fd9c81f63

SHA1
704f00a1acc327fd879cf75fc90d0b8f927c36bc

SHA256
416133dd86c0dff6b0fcaf1f46dfe97fdc85b37f90effb2d369164a8f7e13ae6

SHA512
790c5eb1f8b297e45054c855b66dfc18e9f3f1b1870559014dbefa3b9d5b6d33a993a9e089202e70f51a55d859b74e8605c6f633386fd9189b6f78941bf1bfdb

Download Submit
C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe
Filesize
741KB

MD5
0a263ad79c2fe90290a9c1ceae15b619

SHA1
e92a62eabe0c9a8d821c846dc2486efa6b51d881

SHA256
3fdcf68ac21226f1b55b15e780c9698b4dc802acf18747ced06850e8016fa2c0

SHA512
1ff3a37140f378709f983f608993728cdf50c8566b7eff1200dd5b05e1fa35e1311778fe26fd7277b70efa1ac17c3ee08e6f7f7a01726701afc455a15891c49d

Download Submit
C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe
Filesize
741KB

MD5
0a263ad79c2fe90290a9c1ceae15b619

SHA1
e92a62eabe0c9a8d821c846dc2486efa6b51d881

SHA256
3fdcf68ac21226f1b55b15e780c9698b4dc802acf18747ced06850e8016fa2c0

SHA512
1ff3a37140f378709f983f608993728cdf50c8566b7eff1200dd5b05e1fa35e1311778fe26fd7277b70efa1ac17c3ee08e6f7f7a01726701afc455a15891c49d

Download Submit
memory/1668-132-0x0000000000000000-mapping.dmp

Download