73cd3af990c3cf1bfaa8045c5dfc61ec43e175b8413bef9a55a0147ad04d3495

General

Target
73cd3af990c3cf1bfaa8045c5dfc61ec43e175b8413bef9a55a0147ad04d3495.exe
Size 828KB
Sample221126-epwt2sec6w
SHA256 73cd3af990c3cf1bfaa8045c5dfc61ec43e175b8413bef9a55a0147ad04d3495
MD5 03a71b38d099a1a86c1510a0fb9c8907
SHA1 b827afe3717a3b6e2ea670223e3323f87d1c82d7
SHA512 fb45aad5cdac46d5b888b03ed6ce22220be1232565dc65c241e06d35ca6b61d67741a3a24c05771137abeb8d0baf129603826bec444dde763d12fe6d5d8320e1
SSDEEP 24576:/DFhwFzsQNLAr5bj/b4FKHrJ841gAQguqMwPE:7FhwFzPBYb02y4SA5MF
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

discovery

Malware Config

Signatures

Checks BIOS information in registry 2 TTPs 3 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	73cd3af990c3cf1bfaa8045c5dfc61ec43e175b8413bef9a55a0147ad04d3495.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	73cd3af990c3cf1bfaa8045c5dfc61ec43e175b8413bef9a55a0147ad04d3495.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	73cd3af990c3cf1bfaa8045c5dfc61ec43e175b8413bef9a55a0147ad04d3495.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Maps connected drives based on registry 3 TTPs 4 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	73cd3af990c3cf1bfaa8045c5dfc61ec43e175b8413bef9a55a0147ad04d3495.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	73cd3af990c3cf1bfaa8045c5dfc61ec43e175b8413bef9a55a0147ad04d3495.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	73cd3af990c3cf1bfaa8045c5dfc61ec43e175b8413bef9a55a0147ad04d3495.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	73cd3af990c3cf1bfaa8045c5dfc61ec43e175b8413bef9a55a0147ad04d3495.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5088 set thread context of 2468	5088	73cd3af990c3cf1bfaa8045c5dfc61ec43e175b8413bef9a55a0147ad04d3495.exe	85

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2468	73cd3af990c3cf1bfaa8045c5dfc61ec43e175b8413bef9a55a0147ad04d3495.exe
2468	73cd3af990c3cf1bfaa8045c5dfc61ec43e175b8413bef9a55a0147ad04d3495.exe
2468	73cd3af990c3cf1bfaa8045c5dfc61ec43e175b8413bef9a55a0147ad04d3495.exe
2468	73cd3af990c3cf1bfaa8045c5dfc61ec43e175b8413bef9a55a0147ad04d3495.exe
2468	73cd3af990c3cf1bfaa8045c5dfc61ec43e175b8413bef9a55a0147ad04d3495.exe
2468	73cd3af990c3cf1bfaa8045c5dfc61ec43e175b8413bef9a55a0147ad04d3495.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 5088 wrote to memory of 2468	5088	73cd3af990c3cf1bfaa8045c5dfc61ec43e175b8413bef9a55a0147ad04d3495.exe	85
PID 5088 wrote to memory of 2468	5088	73cd3af990c3cf1bfaa8045c5dfc61ec43e175b8413bef9a55a0147ad04d3495.exe	85
PID 5088 wrote to memory of 2468	5088	73cd3af990c3cf1bfaa8045c5dfc61ec43e175b8413bef9a55a0147ad04d3495.exe	85
PID 5088 wrote to memory of 2468	5088	73cd3af990c3cf1bfaa8045c5dfc61ec43e175b8413bef9a55a0147ad04d3495.exe	85
PID 5088 wrote to memory of 2468	5088	73cd3af990c3cf1bfaa8045c5dfc61ec43e175b8413bef9a55a0147ad04d3495.exe	85
PID 5088 wrote to memory of 2468	5088	73cd3af990c3cf1bfaa8045c5dfc61ec43e175b8413bef9a55a0147ad04d3495.exe	85
PID 5088 wrote to memory of 2468	5088	73cd3af990c3cf1bfaa8045c5dfc61ec43e175b8413bef9a55a0147ad04d3495.exe	85
PID 5088 wrote to memory of 2468	5088	73cd3af990c3cf1bfaa8045c5dfc61ec43e175b8413bef9a55a0147ad04d3495.exe	85
PID 5088 wrote to memory of 2468	5088	73cd3af990c3cf1bfaa8045c5dfc61ec43e175b8413bef9a55a0147ad04d3495.exe	85
PID 5088 wrote to memory of 2468	5088	73cd3af990c3cf1bfaa8045c5dfc61ec43e175b8413bef9a55a0147ad04d3495.exe	85

C:\Users\Admin\AppData\Local\Temp\73cd3af990c3cf1bfaa8045c5dfc61ec43e175b8413bef9a55a0147ad04d3495.exe
"C:\Users\Admin\AppData\Local\Temp\73cd3af990c3cf1bfaa8045c5dfc61ec43e175b8413bef9a55a0147ad04d3495.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:5088
- C:\Users\Admin\AppData\Local\Temp\73cd3af990c3cf1bfaa8045c5dfc61ec43e175b8413bef9a55a0147ad04d3495.exe
  "C:\Users\Admin\AppData\Local\Temp\73cd3af990c3cf1bfaa8045c5dfc61ec43e175b8413bef9a55a0147ad04d3495.exe" Track="0001001000"
  2⤵
  - Checks BIOS information in registry
  - Maps connected drives based on registry
  - Suspicious use of SetWindowsHookEx
  PID:2468

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2468-135-0x0000000000400000-0x00000000005BC000-memory.dmp

Download

memory/2468-137-0x0000000000400000-0x00000000005BC000-memory.dmp

Download

memory/2468-138-0x0000000000400000-0x00000000005BC000-memory.dmp

Download

memory/2468-139-0x0000000000400000-0x00000000005BC000-memory.dmp

Download

memory/2468-140-0x0000000000400000-0x00000000005BC000-memory.dmp

Download

memory/2468-141-0x0000000000400000-0x00000000005BC000-memory.dmp

Download

memory/5088-132-0x0000000000400000-0x00000000004F6000-memory.dmp

Download

memory/5088-133-0x00000000005E0000-0x00000000005E3000-memory.dmp

Download

memory/5088-136-0x0000000000400000-0x00000000004F6000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads