839ad937ac6537e0d72aee6fc8deab443bc5e2f472304058d032d7e7a3a27d35

Analysis

max time kernel
27s
max time network
30s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
11/03/2023, 15:41

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General

Target

e066fc71749b0a90749d3b8af5b53aa21bab9d43c63cddcb46c9b1f9ae5beb76.exe
Size

251KB
MD5

e25796ad27eb0153d8662e37d05ec56b
SHA1

47e308112a5b98f8b2d286bb09c4559b6021b3bc
SHA256

e066fc71749b0a90749d3b8af5b53aa21bab9d43c63cddcb46c9b1f9ae5beb76
SHA512

a425eb1df23630def72f07d528ad157b57d0291713e8969f590f5969688e559e9c2a37b2abf78c4ec650ea8d8edaa398d60ad26323c6679b8c7d30cb44ff210c
SSDEEP

6144:DYa6T344OhBM8I5Tq7kDaFqPocnRppmMgDN0h0wx/:DYRuhBz4anOa03/

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
1464	mgcah.exe
652	mgcah.exe

Loads dropped DLL 6 IoCs

pid	Process
1580	e066fc71749b0a90749d3b8af5b53aa21bab9d43c63cddcb46c9b1f9ae5beb76.exe
1580	e066fc71749b0a90749d3b8af5b53aa21bab9d43c63cddcb46c9b1f9ae5beb76.exe
1464	mgcah.exe
1744	WerFault.exe
1744	WerFault.exe
1744	WerFault.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1464 set thread context of 652	1464	mgcah.exe	27

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1744	652	WerFault.exe	27

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
1464	mgcah.exe
1464	mgcah.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1580 wrote to memory of 1464	1580	e066fc71749b0a90749d3b8af5b53aa21bab9d43c63cddcb46c9b1f9ae5beb76.exe	26
PID 1580 wrote to memory of 1464	1580	e066fc71749b0a90749d3b8af5b53aa21bab9d43c63cddcb46c9b1f9ae5beb76.exe	26
PID 1580 wrote to memory of 1464	1580	e066fc71749b0a90749d3b8af5b53aa21bab9d43c63cddcb46c9b1f9ae5beb76.exe	26
PID 1580 wrote to memory of 1464	1580	e066fc71749b0a90749d3b8af5b53aa21bab9d43c63cddcb46c9b1f9ae5beb76.exe	26
PID 1464 wrote to memory of 652	1464	mgcah.exe	27
PID 1464 wrote to memory of 652	1464	mgcah.exe	27
PID 1464 wrote to memory of 652	1464	mgcah.exe	27
PID 1464 wrote to memory of 652	1464	mgcah.exe	27
PID 1464 wrote to memory of 652	1464	mgcah.exe	27
PID 652 wrote to memory of 1744	652	mgcah.exe	28
PID 652 wrote to memory of 1744	652	mgcah.exe	28
PID 652 wrote to memory of 1744	652	mgcah.exe	28
PID 652 wrote to memory of 1744	652	mgcah.exe	28

C:\Users\Admin\AppData\Local\Temp\e066fc71749b0a90749d3b8af5b53aa21bab9d43c63cddcb46c9b1f9ae5beb76.exe
"C:\Users\Admin\AppData\Local\Temp\e066fc71749b0a90749d3b8af5b53aa21bab9d43c63cddcb46c9b1f9ae5beb76.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1580
- C:\Users\Admin\AppData\Local\Temp\mgcah.exe
  "C:\Users\Admin\AppData\Local\Temp\mgcah.exe" C:\Users\Admin\AppData\Local\Temp\nmlbeworo.wp
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:1464
- - C:\Users\Admin\AppData\Local\Temp\mgcah.exe
    "C:\Users\Admin\AppData\Local\Temp\mgcah.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of WriteProcessMemory
    PID:652
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 652 -s 36
      4⤵
      Loads dropped DLL
      Program crash
      PID:1744

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

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Downloads

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

Filesize
7KB

MD5
24b418a08bfce8a6faaf67543794a280

SHA1
f4474f8b1e37748be7be9053d5bab23eb2bc801a

SHA256
c49828c2c6fdbbe1c29221893d31e95cbb75210390259a884f1beb8c2898fd76

SHA512
229985bdbcd3dcd411badaec590073754ecd8ff78cc228098c64a1f93979df5f8d42bbc5ab32084a6bde64991a83d9d35f9afd98630a08546b8b89243d25bee3

Download Submit
C:\Users\Admin\AppData\Local\Temp\mgcah.exe

Filesize
7KB

MD5
24b418a08bfce8a6faaf67543794a280

SHA1
f4474f8b1e37748be7be9053d5bab23eb2bc801a

SHA256
c49828c2c6fdbbe1c29221893d31e95cbb75210390259a884f1beb8c2898fd76

SHA512
229985bdbcd3dcd411badaec590073754ecd8ff78cc228098c64a1f93979df5f8d42bbc5ab32084a6bde64991a83d9d35f9afd98630a08546b8b89243d25bee3

Download Submit
C:\Users\Admin\AppData\Local\Temp\mgcah.exe

Filesize
7KB

MD5
24b418a08bfce8a6faaf67543794a280

SHA1
f4474f8b1e37748be7be9053d5bab23eb2bc801a

SHA256
c49828c2c6fdbbe1c29221893d31e95cbb75210390259a884f1beb8c2898fd76

SHA512
229985bdbcd3dcd411badaec590073754ecd8ff78cc228098c64a1f93979df5f8d42bbc5ab32084a6bde64991a83d9d35f9afd98630a08546b8b89243d25bee3

Download Submit
C:\Users\Admin\AppData\Local\Temp\mgcah.exe

Filesize
7KB

MD5
24b418a08bfce8a6faaf67543794a280

SHA1
f4474f8b1e37748be7be9053d5bab23eb2bc801a

SHA256
c49828c2c6fdbbe1c29221893d31e95cbb75210390259a884f1beb8c2898fd76

SHA512
229985bdbcd3dcd411badaec590073754ecd8ff78cc228098c64a1f93979df5f8d42bbc5ab32084a6bde64991a83d9d35f9afd98630a08546b8b89243d25bee3

Download Submit
C:\Users\Admin\AppData\Local\Temp\nmlbeworo.wp

Filesize
5KB

MD5
0d21fef0892b0f6420ca2e779eea172a

SHA1
66f233ff2b691ca9f59f94866902f0000f2e9518

SHA256
df151fce86ca5123f99488c0575d691b004149e167a3cf181ddfa6e0834b6c79

SHA512
6992aaccd778be88fae0ddd69783b74a6997871f04aa1fc420cf670b95107579e9863cc8380b8a440ce141cad3f8fb678c4646346ff5816ab4c988cee464e7dd

Download Submit
C:\Users\Admin\AppData\Local\Temp\zaaeuxmxil.e

Filesize
205KB

MD5
936f56b919389031bd5d638c9bad07ca

SHA1
ab88090f736103d535484be8727fe0fac2c52e08

SHA256
8f7ea36e02e2cf059b3c58dac801ce27f58a7d449569f795694aff273438a89c

SHA512
fb897b9475ab16d5d5a492b932d8c01ab61466bfa49d83ba4531e424f6c5fd907e857878186415d3dad66a6e50f45b773ab479be23ff7901ebb779343145abaf

Download Submit
\Users\Admin\AppData\Local\Temp\mgcah.exe

Filesize
7KB

MD5
24b418a08bfce8a6faaf67543794a280

SHA1
f4474f8b1e37748be7be9053d5bab23eb2bc801a

SHA256
c49828c2c6fdbbe1c29221893d31e95cbb75210390259a884f1beb8c2898fd76

SHA512
229985bdbcd3dcd411badaec590073754ecd8ff78cc228098c64a1f93979df5f8d42bbc5ab32084a6bde64991a83d9d35f9afd98630a08546b8b89243d25bee3

Download Submit
\Users\Admin\AppData\Local\Temp\mgcah.exe

Filesize
7KB

MD5
24b418a08bfce8a6faaf67543794a280

SHA1
f4474f8b1e37748be7be9053d5bab23eb2bc801a

SHA256
c49828c2c6fdbbe1c29221893d31e95cbb75210390259a884f1beb8c2898fd76

SHA512
229985bdbcd3dcd411badaec590073754ecd8ff78cc228098c64a1f93979df5f8d42bbc5ab32084a6bde64991a83d9d35f9afd98630a08546b8b89243d25bee3

Download Submit
\Users\Admin\AppData\Local\Temp\mgcah.exe

Filesize
7KB

MD5
24b418a08bfce8a6faaf67543794a280

SHA1
f4474f8b1e37748be7be9053d5bab23eb2bc801a

SHA256
c49828c2c6fdbbe1c29221893d31e95cbb75210390259a884f1beb8c2898fd76

SHA512
229985bdbcd3dcd411badaec590073754ecd8ff78cc228098c64a1f93979df5f8d42bbc5ab32084a6bde64991a83d9d35f9afd98630a08546b8b89243d25bee3

Download Submit
\Users\Admin\AppData\Local\Temp\mgcah.exe

Filesize
7KB

MD5
24b418a08bfce8a6faaf67543794a280

SHA1
f4474f8b1e37748be7be9053d5bab23eb2bc801a

SHA256
c49828c2c6fdbbe1c29221893d31e95cbb75210390259a884f1beb8c2898fd76

SHA512
229985bdbcd3dcd411badaec590073754ecd8ff78cc228098c64a1f93979df5f8d42bbc5ab32084a6bde64991a83d9d35f9afd98630a08546b8b89243d25bee3

Download Submit
\Users\Admin\AppData\Local\Temp\mgcah.exe

Filesize
7KB

MD5
24b418a08bfce8a6faaf67543794a280

SHA1
f4474f8b1e37748be7be9053d5bab23eb2bc801a

SHA256
c49828c2c6fdbbe1c29221893d31e95cbb75210390259a884f1beb8c2898fd76

SHA512
229985bdbcd3dcd411badaec590073754ecd8ff78cc228098c64a1f93979df5f8d42bbc5ab32084a6bde64991a83d9d35f9afd98630a08546b8b89243d25bee3

Download Submit
\Users\Admin\AppData\Local\Temp\mgcah.exe

Filesize
7KB

MD5
24b418a08bfce8a6faaf67543794a280

SHA1
f4474f8b1e37748be7be9053d5bab23eb2bc801a

SHA256
c49828c2c6fdbbe1c29221893d31e95cbb75210390259a884f1beb8c2898fd76

SHA512
229985bdbcd3dcd411badaec590073754ecd8ff78cc228098c64a1f93979df5f8d42bbc5ab32084a6bde64991a83d9d35f9afd98630a08546b8b89243d25bee3

Download Submit
memory/652-69-0x0000000000070000-0x000000000009F000-memory.dmp

Filesize
188KB

Download