9b3e20c7ba685a40dea2c84e7ea2b881432a63ced5be4b5dcf52172bd0ba50bd

General

Target

9b3e20c7ba685a40dea2c84e7ea2b881432a63ced5be4b5dcf52172bd0ba50bd.exe
Size

368KB
MD5

66eee41280f19194cb76c470b7a5c8a0
SHA1

474c2287e0459638257b25bc95166cab631b1cb9
SHA256

9b3e20c7ba685a40dea2c84e7ea2b881432a63ced5be4b5dcf52172bd0ba50bd
SHA512

da822cf016a5962c13d150222ef21e82dc0479fe947f2623a60bd0bf1f3d37ef2351bba47e32f134964209452f2ada7f03288bb2eb2a0c967435002975df980b
SSDEEP

6144:skhuRalS02xdes92XW7buanrm26uvLrS4AcLitnh:3caJOH92m7buanrm3ujrotNh

Score

5^/10

Malware Config

Signatures

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1916 set thread context of 976	1916	9b3e20c7ba685a40dea2c84e7ea2b881432a63ced5be4b5dcf52172bd0ba50bd.exe	27

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Internet Explorer\Niko\IEXPLORE.EXE	9b3e20c7ba685a40dea2c84e7ea2b881432a63ced5be4b5dcf52172bd0ba50bd.exe

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

System Information Discovery
T1082

Modifies registry key 1 TTPs 1 IoCs

Modify Registry

T1112

pid	Process
1748	reg.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 1916 wrote to memory of 976	1916	9b3e20c7ba685a40dea2c84e7ea2b881432a63ced5be4b5dcf52172bd0ba50bd.exe	27
PID 1916 wrote to memory of 976	1916	9b3e20c7ba685a40dea2c84e7ea2b881432a63ced5be4b5dcf52172bd0ba50bd.exe	27
PID 1916 wrote to memory of 976	1916	9b3e20c7ba685a40dea2c84e7ea2b881432a63ced5be4b5dcf52172bd0ba50bd.exe	27
PID 1916 wrote to memory of 976	1916	9b3e20c7ba685a40dea2c84e7ea2b881432a63ced5be4b5dcf52172bd0ba50bd.exe	27
PID 1916 wrote to memory of 976	1916	9b3e20c7ba685a40dea2c84e7ea2b881432a63ced5be4b5dcf52172bd0ba50bd.exe	27
PID 1916 wrote to memory of 976	1916	9b3e20c7ba685a40dea2c84e7ea2b881432a63ced5be4b5dcf52172bd0ba50bd.exe	27
PID 1916 wrote to memory of 976	1916	9b3e20c7ba685a40dea2c84e7ea2b881432a63ced5be4b5dcf52172bd0ba50bd.exe	27
PID 1916 wrote to memory of 976	1916	9b3e20c7ba685a40dea2c84e7ea2b881432a63ced5be4b5dcf52172bd0ba50bd.exe	27
PID 1916 wrote to memory of 976	1916	9b3e20c7ba685a40dea2c84e7ea2b881432a63ced5be4b5dcf52172bd0ba50bd.exe	27
PID 976 wrote to memory of 1120	976	9b3e20c7ba685a40dea2c84e7ea2b881432a63ced5be4b5dcf52172bd0ba50bd.exe	29
PID 976 wrote to memory of 1120	976	9b3e20c7ba685a40dea2c84e7ea2b881432a63ced5be4b5dcf52172bd0ba50bd.exe	29
PID 976 wrote to memory of 1120	976	9b3e20c7ba685a40dea2c84e7ea2b881432a63ced5be4b5dcf52172bd0ba50bd.exe	29
PID 976 wrote to memory of 1120	976	9b3e20c7ba685a40dea2c84e7ea2b881432a63ced5be4b5dcf52172bd0ba50bd.exe	29
PID 1120 wrote to memory of 1748	1120	cmd.exe	30
PID 1120 wrote to memory of 1748	1120	cmd.exe	30
PID 1120 wrote to memory of 1748	1120	cmd.exe	30
PID 1120 wrote to memory of 1748	1120	cmd.exe	30
PID 1120 wrote to memory of 1248	1120	cmd.exe	31
PID 1120 wrote to memory of 1248	1120	cmd.exe	31
PID 1120 wrote to memory of 1248	1120	cmd.exe	31
PID 1120 wrote to memory of 1248	1120	cmd.exe	31
PID 1120 wrote to memory of 1248	1120	cmd.exe	31
PID 1120 wrote to memory of 1248	1120	cmd.exe	31
PID 1120 wrote to memory of 1248	1120	cmd.exe	31

C:\Users\Admin\AppData\Local\Temp\9b3e20c7ba685a40dea2c84e7ea2b881432a63ced5be4b5dcf52172bd0ba50bd.exe
"C:\Users\Admin\AppData\Local\Temp\9b3e20c7ba685a40dea2c84e7ea2b881432a63ced5be4b5dcf52172bd0ba50bd.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1916
- C:\Users\Admin\AppData\Local\Temp\9b3e20c7ba685a40dea2c84e7ea2b881432a63ced5be4b5dcf52172bd0ba50bd.exe
  "C:\Users\Admin\AppData\Local\Temp\9b3e20c7ba685a40dea2c84e7ea2b881432a63ced5be4b5dcf52172bd0ba50bd.exe"
  2⤵
  - Drops file in Program Files directory
  - Suspicious use of WriteProcessMemory
  PID:976
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\Start.bat
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1120
  - - C:\Windows\SysWOW64\reg.exe
      reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Associations /v ModRiskFileTypes /t REG_SZ /d .exe /f
      4⤵
      Modifies registry key
      PID:1748
  - - C:\Windows\SysWOW64\gpupdate.exe
      gpupdate /force
      4⤵
      PID:1248

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\Start.bat

Filesize
200B

MD5
9cedeb0b293d2b5491225ef3d9eb2a8b

SHA1
b607ef9bd319b6ec696c8dab8a314998d133298b

SHA256
3fc59706783a0778da9121da52a63e34e47c82f436d5b14943e14fb418fd4f08

SHA512
ec7d4544e32b1ea460895b1037a9eca2529eed45d6ee1644f83dfc4d4ad8f7c32a811ee4627bc6b243fb5d5c9e3e2b22060d6a2903692830ff1f114d2b9f3cfc

Download Submit
memory/976-57-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/976-59-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/976-61-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/976-62-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/976-54-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/976-65-0x0000000075A81000-0x0000000075A83000-memory.dmp

Filesize
8KB

Download
memory/976-66-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/976-68-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/976-55-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download

Analysis

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