7755d0a9b88810b70be854e9dc58789c6d9379816834943c17ca10c71da9c8d5

Analysis

max time kernel
84s
max time network
17s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
20-09-2024 21:38

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General

Target

7755d0a9b88810b70be854e9dc58789c6d9379816834943c17ca10c71da9c8d5N.exe
Size

419KB
MD5

bbe69e2be2ecac52b7343471c5c8a3c0
SHA1

f51496e485649fb1741fc15917ae2c3ffa94de58
SHA256

7755d0a9b88810b70be854e9dc58789c6d9379816834943c17ca10c71da9c8d5
SHA512

de6cfd71d69873ce08b6c296a762f960daa8eae000f94115ed0e0589e63075e17862dfa55e285a6476b7ef04897dfd0f9ccc38af42becbf0b7c3047ad23a0540
SSDEEP

6144:jgORaSlHS/1FH9KK0CegbSaOfA3vNXGP00yYKv6TnJRWgzN:jgGlyn9KKd7bSlY3vNXGP/Kib+gzN

Score

7^/10

discovery

Malware Config

Signatures

Loads dropped DLL 2 IoCs

pid	Process
2320	7755d0a9b88810b70be854e9dc58789c6d9379816834943c17ca10c71da9c8d5N.exe
2320	7755d0a9b88810b70be854e9dc58789c6d9379816834943c17ca10c71da9c8d5N.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\leiotrichine.cra	7755d0a9b88810b70be854e9dc58789c6d9379816834943c17ca10c71da9c8d5N.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\unneutralize.Exe	7755d0a9b88810b70be854e9dc58789c6d9379816834943c17ca10c71da9c8d5N.exe
File opened for modification	C:\Program Files (x86)\Common Files\Indhak.non	7755d0a9b88810b70be854e9dc58789c6d9379816834943c17ca10c71da9c8d5N.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\resources\0409\inspicalr\casimeres.ini	7755d0a9b88810b70be854e9dc58789c6d9379816834943c17ca10c71da9c8d5N.exe

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2932	2320	WerFault.exe	28

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	7755d0a9b88810b70be854e9dc58789c6d9379816834943c17ca10c71da9c8d5N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2320 wrote to memory of 2932	2320	7755d0a9b88810b70be854e9dc58789c6d9379816834943c17ca10c71da9c8d5N.exe	29
PID 2320 wrote to memory of 2932	2320	7755d0a9b88810b70be854e9dc58789c6d9379816834943c17ca10c71da9c8d5N.exe	29
PID 2320 wrote to memory of 2932	2320	7755d0a9b88810b70be854e9dc58789c6d9379816834943c17ca10c71da9c8d5N.exe	29
PID 2320 wrote to memory of 2932	2320	7755d0a9b88810b70be854e9dc58789c6d9379816834943c17ca10c71da9c8d5N.exe	29

C:\Users\Admin\AppData\Local\Temp\7755d0a9b88810b70be854e9dc58789c6d9379816834943c17ca10c71da9c8d5N.exe
"C:\Users\Admin\AppData\Local\Temp\7755d0a9b88810b70be854e9dc58789c6d9379816834943c17ca10c71da9c8d5N.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Drops file in Program Files directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2320
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2320 -s 524
  2⤵
  - Program crash
  PID:2932

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

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Downloads

\Users\Admin\AppData\Local\Temp\nsj5BD.tmp\System.dll

Filesize
12KB

MD5
564bb0373067e1785cba7e4c24aab4bf

SHA1
7c9416a01d821b10b2eef97b80899d24014d6fc1

SHA256
7a9ddee34562cd3703f1502b5c70e99cd5bba15de2b6845a3555033d7f6cb2a5

SHA512
22c61a323cb9293d7ec5c7e7e60674d0e2f7b29d55be25eb3c128ea2cd7440a1400cee17c43896b996278007c0d247f331a9b8964e3a40a0eb1404a9596c4472

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