a3a878b38b2c296dc2e0cba3f683e936e86dfd87d826366a452004c82501eda7

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
02-10-2024 01:25

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General

Target

a3a878b38b2c296dc2e0cba3f683e936e86dfd87d826366a452004c82501eda7N.exe
Size

3.2MB
MD5

f8ee9680ec8b56cf0a5a4df7bf9ec720
SHA1

10528c799f16d6ed264003a93b9ff57a95b5497d
SHA256

a3a878b38b2c296dc2e0cba3f683e936e86dfd87d826366a452004c82501eda7
SHA512

77a7fcead5f5d045bdba25155f12668bbdd0002a4716e2ba42927205f02aebe12a83644d786b1f826b843c4a62e6a900393a2bab113b2fb30416de2a872f1f22
SSDEEP

49152:6zG1BqCBGJdodXAGRe5CFHRoHgmAZf1Ny:DBIKRAGRe5K2UZu

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2196	f76695d.exe

Loads dropped DLL 9 IoCs

pid	Process
2820	a3a878b38b2c296dc2e0cba3f683e936e86dfd87d826366a452004c82501eda7N.exe
2820	a3a878b38b2c296dc2e0cba3f683e936e86dfd87d826366a452004c82501eda7N.exe
596	WerFault.exe
596	WerFault.exe
596	WerFault.exe
596	WerFault.exe
596	WerFault.exe
596	WerFault.exe
596	WerFault.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
596	2196	WerFault.exe	30

System Location Discovery: System Language Discovery 1 TTPs 2 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	a3a878b38b2c296dc2e0cba3f683e936e86dfd87d826366a452004c82501eda7N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f76695d.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2820	a3a878b38b2c296dc2e0cba3f683e936e86dfd87d826366a452004c82501eda7N.exe
2820	a3a878b38b2c296dc2e0cba3f683e936e86dfd87d826366a452004c82501eda7N.exe
2196	f76695d.exe
2196	f76695d.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2820 wrote to memory of 2196	2820	a3a878b38b2c296dc2e0cba3f683e936e86dfd87d826366a452004c82501eda7N.exe	30
PID 2820 wrote to memory of 2196	2820	a3a878b38b2c296dc2e0cba3f683e936e86dfd87d826366a452004c82501eda7N.exe	30
PID 2820 wrote to memory of 2196	2820	a3a878b38b2c296dc2e0cba3f683e936e86dfd87d826366a452004c82501eda7N.exe	30
PID 2820 wrote to memory of 2196	2820	a3a878b38b2c296dc2e0cba3f683e936e86dfd87d826366a452004c82501eda7N.exe	30
PID 2196 wrote to memory of 596	2196	f76695d.exe	32
PID 2196 wrote to memory of 596	2196	f76695d.exe	32
PID 2196 wrote to memory of 596	2196	f76695d.exe	32
PID 2196 wrote to memory of 596	2196	f76695d.exe	32

C:\Users\Admin\AppData\Local\Temp\a3a878b38b2c296dc2e0cba3f683e936e86dfd87d826366a452004c82501eda7N.exe
"C:\Users\Admin\AppData\Local\Temp\a3a878b38b2c296dc2e0cba3f683e936e86dfd87d826366a452004c82501eda7N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2820
- C:\Users\Admin\AppData\Local\Temp\ÅäÖÃ\f76695d.exe
  C:\Users\Admin\AppData\Local\Temp\ÅäÖÃ\f76695d.exe 259418477
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2196
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2196 -s 600
    3⤵
    - Loads dropped DLL
    - Program crash
    PID:596

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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\ÅäÖÃ\f76695d.exe

Filesize
3.2MB

MD5
ed367d38836f6d7ffd0307eb90751102

SHA1
e019a4b040eeac721ae84cfdcf1963839ec5c80b

SHA256
8b74b159093c9e900715a9c01e704a2bade133f67ddf3d6ff3ba044eaf750afa

SHA512
6a4db8f74ab1a32ba9c8b96178ae3e938a5a6b70db71761e1aeedbb541ce41d1b1a9afe717dfe294789462b342025e9d1613112f3cd1225f210b1ae6ae580db8

Download Submit
memory/2196-13-0x0000000000400000-0x00000000007A5000-memory.dmp

Filesize
3.6MB

Download
memory/2196-14-0x0000000076DDD000-0x0000000076DDE000-memory.dmp

Filesize
4KB

Download
memory/2196-44-0x0000000000400000-0x00000000007A5000-memory.dmp

Filesize
3.6MB

Download
memory/2196-45-0x0000000076DDD000-0x0000000076DDE000-memory.dmp

Filesize
4KB

Download
memory/2196-46-0x0000000000400000-0x00000000007A5000-memory.dmp

Filesize
3.6MB

Download
memory/2820-0-0x0000000000400000-0x00000000007A5000-memory.dmp

Filesize
3.6MB

Download
memory/2820-1-0x0000000000400000-0x00000000007A5000-memory.dmp

Filesize
3.6MB

Download
memory/2820-10-0x0000000002B50000-0x0000000002EF5000-memory.dmp

Filesize
3.6MB

Download
memory/2820-9-0x0000000002B50000-0x0000000002EF5000-memory.dmp

Filesize
3.6MB

Download
memory/2820-15-0x0000000000400000-0x00000000007A5000-memory.dmp

Filesize
3.6MB

Download