86c766b9e8f70808b419f5b59e2dbf132f427bb2c3290c0d691d109007cdb8b2

Analysis

max time kernel
119s
max time network
122s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
05/12/2024, 15:54

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General

Target
86c766b9e8f70808b419f5b59e2dbf132f427bb2c3290c0d691d109007cdb8b2.exe
Size 756KB
Sample241205-tcfdvs1mex
SHA256 86c766b9e8f70808b419f5b59e2dbf132f427bb2c3290c0d691d109007cdb8b2
MD5 61a332f47ab27260b2651435008a96e0
SHA1 c1e583657d386d35e5e6bbd91ae21a826baea556
SHA512 3baca9933649f9b3b82eccd297abfd26ad588d127a2987dfe2476be23a89d65d3dc760fdfe2f9d5a96a7f997e0fd0dd10b7ff83b6a57c02549958fbe412fae28
SSDEEP 12288:DCb+eCSmuJxFLPhjTylzggWKMVFs+6FEMQjV7exMi5AbU+QAb9h9O2b932y:qC4JDLElzggQLKEjZyxMi5IU4V32
MD5 SHA1 SHA512 SSDEEP

Score

5^/10

discovery

Malware Config

Signatures

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2404 set thread context of 2940	2404	86c766b9e8f70808b419f5b59e2dbf132f427bb2c3290c0d691d109007cdb8b2.exe	31

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3020	2940	WerFault.exe	31

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	86c766b9e8f70808b419f5b59e2dbf132f427bb2c3290c0d691d109007cdb8b2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	86c766b9e8f70808b419f5b59e2dbf132f427bb2c3290c0d691d109007cdb8b2.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2940	86c766b9e8f70808b419f5b59e2dbf132f427bb2c3290c0d691d109007cdb8b2.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2404 wrote to memory of 2940	2404	86c766b9e8f70808b419f5b59e2dbf132f427bb2c3290c0d691d109007cdb8b2.exe	31
PID 2404 wrote to memory of 2940	2404	86c766b9e8f70808b419f5b59e2dbf132f427bb2c3290c0d691d109007cdb8b2.exe	31
PID 2404 wrote to memory of 2940	2404	86c766b9e8f70808b419f5b59e2dbf132f427bb2c3290c0d691d109007cdb8b2.exe	31
PID 2404 wrote to memory of 2940	2404	86c766b9e8f70808b419f5b59e2dbf132f427bb2c3290c0d691d109007cdb8b2.exe	31
PID 2404 wrote to memory of 2940	2404	86c766b9e8f70808b419f5b59e2dbf132f427bb2c3290c0d691d109007cdb8b2.exe	31
PID 2404 wrote to memory of 2940	2404	86c766b9e8f70808b419f5b59e2dbf132f427bb2c3290c0d691d109007cdb8b2.exe	31
PID 2404 wrote to memory of 2940	2404	86c766b9e8f70808b419f5b59e2dbf132f427bb2c3290c0d691d109007cdb8b2.exe	31
PID 2940 wrote to memory of 3020	2940	86c766b9e8f70808b419f5b59e2dbf132f427bb2c3290c0d691d109007cdb8b2.exe	32
PID 2940 wrote to memory of 3020	2940	86c766b9e8f70808b419f5b59e2dbf132f427bb2c3290c0d691d109007cdb8b2.exe	32
PID 2940 wrote to memory of 3020	2940	86c766b9e8f70808b419f5b59e2dbf132f427bb2c3290c0d691d109007cdb8b2.exe	32
PID 2940 wrote to memory of 3020	2940	86c766b9e8f70808b419f5b59e2dbf132f427bb2c3290c0d691d109007cdb8b2.exe	32

C:\Users\Admin\AppData\Local\Temp\86c766b9e8f70808b419f5b59e2dbf132f427bb2c3290c0d691d109007cdb8b2.exe
"C:\Users\Admin\AppData\Local\Temp\86c766b9e8f70808b419f5b59e2dbf132f427bb2c3290c0d691d109007cdb8b2.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2404
- C:\Users\Admin\AppData\Local\Temp\86c766b9e8f70808b419f5b59e2dbf132f427bb2c3290c0d691d109007cdb8b2.exe
  "C:\Users\Admin\AppData\Local\Temp\86c766b9e8f70808b419f5b59e2dbf132f427bb2c3290c0d691d109007cdb8b2.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2940
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2940 -s 36
    3⤵
    - Program crash
    PID:3020

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

memory/2404-6-0x0000000005C60000-0x0000000005CF2000-memory.dmp

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memory/2404-0-0x000000007499E000-0x000000007499F000-memory.dmp

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memory/2404-2-0x0000000074990000-0x000000007507E000-memory.dmp

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memory/2404-3-0x0000000000630000-0x000000000064C000-memory.dmp

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memory/2404-4-0x000000007499E000-0x000000007499F000-memory.dmp

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memory/2404-5-0x0000000074990000-0x000000007507E000-memory.dmp

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memory/2404-1-0x0000000000A10000-0x0000000000AD4000-memory.dmp

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memory/2404-15-0x0000000074990000-0x000000007507E000-memory.dmp

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memory/2940-9-0x0000000000400000-0x0000000000447000-memory.dmp

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memory/2940-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

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memory/2940-7-0x0000000000400000-0x0000000000447000-memory.dmp

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memory/2940-14-0x0000000000400000-0x0000000000447000-memory.dmp

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memory/2940-16-0x0000000000400000-0x0000000000447000-memory.dmp

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memory/2940-17-0x0000000000AE0000-0x0000000000DE3000-memory.dmp

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memory/2940-18-0x0000000000400000-0x0000000000447000-memory.dmp

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