aefe8b67e2bebfdf26cbace02eb17c0682c0fb43563793978f8d83b1d475cd37

Analysis

max time kernel
42s
max time network
47s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
05-12-2022 17:01

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General

Target

aefe8b67e2bebfdf26cbace02eb17c0682c0fb43563793978f8d83b1d475cd37.exe
Size

146KB
MD5

653ac6e268e0838869667f2847178c42
SHA1

93d541cecac8eabed3e06201fc41afd6be2569cb
SHA256

aefe8b67e2bebfdf26cbace02eb17c0682c0fb43563793978f8d83b1d475cd37
SHA512

8dd5b66740e2943418f35c9281fe3b4951efcc0bf78fdd87cd8349bd9a64a55de9fcc5e5d8b90f99e24994364b403a44a8895420bb6b740ddabf81d6b67ed277
SSDEEP

3072:PRMcPDaFnfQOvI+2CPeQUyhnUnY0McqPQ:PRVD44snUnY0J2

Score

7^/10

Malware Config

Signatures

Checks BIOS information in registry 2 TTPs 2 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\VideoBiosVersion	aefe8b67e2bebfdf26cbace02eb17c0682c0fb43563793978f8d83b1d475cd37.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	svchost.exe

Deletes itself 1 IoCs

pid	Process
1168	cmd.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 896 set thread context of 1644	896	aefe8b67e2bebfdf26cbace02eb17c0682c0fb43563793978f8d83b1d475cd37.exe	28

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
896	aefe8b67e2bebfdf26cbace02eb17c0682c0fb43563793978f8d83b1d475cd37.exe
1644	svchost.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
896	aefe8b67e2bebfdf26cbace02eb17c0682c0fb43563793978f8d83b1d475cd37.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 896 wrote to memory of 1644	896	aefe8b67e2bebfdf26cbace02eb17c0682c0fb43563793978f8d83b1d475cd37.exe	28
PID 896 wrote to memory of 1644	896	aefe8b67e2bebfdf26cbace02eb17c0682c0fb43563793978f8d83b1d475cd37.exe	28
PID 896 wrote to memory of 1644	896	aefe8b67e2bebfdf26cbace02eb17c0682c0fb43563793978f8d83b1d475cd37.exe	28
PID 896 wrote to memory of 1644	896	aefe8b67e2bebfdf26cbace02eb17c0682c0fb43563793978f8d83b1d475cd37.exe	28
PID 896 wrote to memory of 1644	896	aefe8b67e2bebfdf26cbace02eb17c0682c0fb43563793978f8d83b1d475cd37.exe	28
PID 896 wrote to memory of 1644	896	aefe8b67e2bebfdf26cbace02eb17c0682c0fb43563793978f8d83b1d475cd37.exe	28
PID 1644 wrote to memory of 1168	1644	svchost.exe	29
PID 1644 wrote to memory of 1168	1644	svchost.exe	29
PID 1644 wrote to memory of 1168	1644	svchost.exe	29
PID 1644 wrote to memory of 1168	1644	svchost.exe	29

C:\Users\Admin\AppData\Local\Temp\aefe8b67e2bebfdf26cbace02eb17c0682c0fb43563793978f8d83b1d475cd37.exe
"C:\Users\Admin\AppData\Local\Temp\aefe8b67e2bebfdf26cbace02eb17c0682c0fb43563793978f8d83b1d475cd37.exe"
1⤵
- Checks BIOS information in registry
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:896
- C:\Windows\SysWOW64\svchost.exe
  "C:\Windows\system32\svchost.exe"
  2⤵
  - Checks BIOS information in registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:1644
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /q /c for /l %i in (1, 1, 4000000000) do if not exist "C:\Users\Admin\AppData\Local\Temp\aefe8b67e2bebfdf26cbace02eb17c0682c0fb43563793978f8d83b1d475cd37.exe" (exit) else (del /f "C:\Users\Admin\AppData\Local\Temp\aefe8b67e2bebfdf26cbace02eb17c0682c0fb43563793978f8d83b1d475cd37.exe")
    3⤵
    - Deletes itself
    PID:1168

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/896-54-0x0000000075E31000-0x0000000075E33000-memory.dmp

Filesize
8KB

Download
memory/896-56-0x0000000000220000-0x000000000023E000-memory.dmp

Filesize
120KB

Download
memory/896-58-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/1644-59-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download