e43a687ad1d6dd93157260935d840429b4b650db61bfc8946bf7a0f10a882d4b

General

Target

b500525ec82203429144f30eadc3d602.exe
Size

108KB
MD5

b500525ec82203429144f30eadc3d602
SHA1

b693d7d15674647a7ac8ab4abd41f2ffe84b75e5
SHA256

e43a687ad1d6dd93157260935d840429b4b650db61bfc8946bf7a0f10a882d4b
SHA512

cc5e6c9d152718e852e1eb3e9f2f6c71a45abd16cde063b2c7455b61eb26c4aae5ae8fbe8362a2fae3636624a1575b2b80fdea11bf71ff391755acfaeeb82e9d
SSDEEP

3072:h9fpaVgrXWJuH7RgwiGkfM1+rS3vK0Ya71r:PpQgrmJG7Rg4/+rS3SPm

Score

10^/10

evasion persistence

Malware Config

Signatures

Modifies firewall policy service 2 TTPs 2 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

description	ioc	Process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	b500525ec82203429144f30eadc3d602.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\P-7-78-8964-9648-3874\wincrs.exe = "C:\\Users\\Admin\\P-7-78-8964-9648-3874\\wincrs.exe:*:Enabled:Microsoft Windows System"	b500525ec82203429144f30eadc3d602.exe

Executes dropped EXE 2 IoCs

pid	Process
2148	wincrs.exe
2856	wincrs.exe

Loads dropped DLL 3 IoCs

pid	Process
2840	b500525ec82203429144f30eadc3d602.exe
2840	b500525ec82203429144f30eadc3d602.exe
2148	wincrs.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000\Software\Microsoft\Windows\CurrentVersion\Run\Microsoft Windows System = "C:\\Users\\Admin\\P-7-78-8964-9648-3874\\wincrs.exe"	b500525ec82203429144f30eadc3d602.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2232 set thread context of 2840	2232	b500525ec82203429144f30eadc3d602.exe	28
PID 2148 set thread context of 2856	2148	wincrs.exe	30

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 2232 wrote to memory of 2840	2232	b500525ec82203429144f30eadc3d602.exe	28
PID 2232 wrote to memory of 2840	2232	b500525ec82203429144f30eadc3d602.exe	28
PID 2232 wrote to memory of 2840	2232	b500525ec82203429144f30eadc3d602.exe	28
PID 2232 wrote to memory of 2840	2232	b500525ec82203429144f30eadc3d602.exe	28
PID 2232 wrote to memory of 2840	2232	b500525ec82203429144f30eadc3d602.exe	28
PID 2232 wrote to memory of 2840	2232	b500525ec82203429144f30eadc3d602.exe	28
PID 2232 wrote to memory of 2840	2232	b500525ec82203429144f30eadc3d602.exe	28
PID 2232 wrote to memory of 2840	2232	b500525ec82203429144f30eadc3d602.exe	28
PID 2232 wrote to memory of 2840	2232	b500525ec82203429144f30eadc3d602.exe	28
PID 2232 wrote to memory of 2840	2232	b500525ec82203429144f30eadc3d602.exe	28
PID 2232 wrote to memory of 2840	2232	b500525ec82203429144f30eadc3d602.exe	28
PID 2840 wrote to memory of 2148	2840	b500525ec82203429144f30eadc3d602.exe	29
PID 2840 wrote to memory of 2148	2840	b500525ec82203429144f30eadc3d602.exe	29
PID 2840 wrote to memory of 2148	2840	b500525ec82203429144f30eadc3d602.exe	29
PID 2840 wrote to memory of 2148	2840	b500525ec82203429144f30eadc3d602.exe	29
PID 2148 wrote to memory of 2856	2148	wincrs.exe	30
PID 2148 wrote to memory of 2856	2148	wincrs.exe	30
PID 2148 wrote to memory of 2856	2148	wincrs.exe	30
PID 2148 wrote to memory of 2856	2148	wincrs.exe	30
PID 2148 wrote to memory of 2856	2148	wincrs.exe	30
PID 2148 wrote to memory of 2856	2148	wincrs.exe	30
PID 2148 wrote to memory of 2856	2148	wincrs.exe	30
PID 2148 wrote to memory of 2856	2148	wincrs.exe	30
PID 2148 wrote to memory of 2856	2148	wincrs.exe	30
PID 2148 wrote to memory of 2856	2148	wincrs.exe	30
PID 2148 wrote to memory of 2856	2148	wincrs.exe	30

C:\Users\Admin\AppData\Local\Temp\b500525ec82203429144f30eadc3d602.exe
"C:\Users\Admin\AppData\Local\Temp\b500525ec82203429144f30eadc3d602.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2232
- C:\Users\Admin\AppData\Local\Temp\b500525ec82203429144f30eadc3d602.exe
  "C:\Users\Admin\AppData\Local\Temp\b500525ec82203429144f30eadc3d602.exe"
  2⤵
  - Modifies firewall policy service
  - Loads dropped DLL
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:2840
- - C:\Users\Admin\P-7-78-8964-9648-3874\wincrs.exe
    "C:\Users\Admin\P-7-78-8964-9648-3874\wincrs.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:2148
  - - C:\Users\Admin\P-7-78-8964-9648-3874\wincrs.exe
      "C:\Users\Admin\P-7-78-8964-9648-3874\wincrs.exe"
      4⤵
      Executes dropped EXE
      PID:2856

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\P-7-78-8964-9648-3874\wincrs.exe

Filesize
108KB

MD5
b500525ec82203429144f30eadc3d602

SHA1
b693d7d15674647a7ac8ab4abd41f2ffe84b75e5

SHA256
e43a687ad1d6dd93157260935d840429b4b650db61bfc8946bf7a0f10a882d4b

SHA512
cc5e6c9d152718e852e1eb3e9f2f6c71a45abd16cde063b2c7455b61eb26c4aae5ae8fbe8362a2fae3636624a1575b2b80fdea11bf71ff391755acfaeeb82e9d

Download Submit
memory/2148-39-0x00000000001B0000-0x00000000001D0000-memory.dmp

Filesize
128KB

Download
memory/2148-36-0x0000000010000000-0x0000000010008000-memory.dmp

Filesize
32KB

Download
memory/2148-35-0x0000000010000000-0x0000000010008000-memory.dmp

Filesize
32KB

Download
memory/2232-0-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/2232-2-0x0000000010000000-0x0000000010008000-memory.dmp

Filesize
32KB

Download
memory/2232-1-0x0000000010000000-0x0000000010008000-memory.dmp

Filesize
32KB

Download
memory/2232-19-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/2840-13-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/2840-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2840-17-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/2840-11-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/2840-20-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/2840-21-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/2840-7-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/2840-31-0x0000000002C70000-0x0000000002C90000-memory.dmp

Filesize
128KB

Download
memory/2840-9-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/2840-5-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/2840-3-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads