39f631d14f7eda098f11a8fc8e19e490514fb3d8c76f9541c9406d0427431d67

Analysis

max time kernel
119s
max time network
122s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
10/05/2024, 21:03

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General

Target

unbranded.exe
Size

43.0MB
MD5

292d7599721809df55d794067b069e21
SHA1

218c6e4a91cdd1894b4cb12fdad028a312f84367
SHA256

39f631d14f7eda098f11a8fc8e19e490514fb3d8c76f9541c9406d0427431d67
SHA512

2612fadd960b0b65f9464877fda7f0942bb3b9ec246efcea0bb80f112328d3272d439621a524702ad28818a6b07be9e57c0edce772921b73c5ac639b23201de1
SSDEEP

786432:jJmC/YZQpmme7kkJ1NpwXrJPVZ0GLoUfyp/1cxdzmTmxlJ/KD4:8C/YeQXP6rPeGEUA/1My4lJ/c4

Score

8^/10

Malware Config

Signatures

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	unbranded.exe

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
20	api.ipify.org
21	api.ipify.org

Maps connected drives based on registry 3 TTPs 2 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 value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	unbranded.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	unbranded.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

pid	Process
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe
1868	unbranded.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1868	unbranded.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1868 wrote to memory of 4544	1868	unbranded.exe	93
PID 1868 wrote to memory of 4544	1868	unbranded.exe	93
PID 1868 wrote to memory of 1448	1868	unbranded.exe	94
PID 1868 wrote to memory of 1448	1868	unbranded.exe	94
PID 1448 wrote to memory of 3036	1448	cmd.exe	95
PID 1448 wrote to memory of 3036	1448	cmd.exe	95
PID 1448 wrote to memory of 4684	1448	cmd.exe	96
PID 1448 wrote to memory of 4684	1448	cmd.exe	96
PID 1448 wrote to memory of 4052	1448	cmd.exe	97
PID 1448 wrote to memory of 4052	1448	cmd.exe	97

C:\Users\Admin\AppData\Local\Temp\unbranded.exe
"C:\Users\Admin\AppData\Local\Temp\unbranded.exe"
1⤵
- Drops file in Drivers directory
- Maps connected drives based on registry
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:1868
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c Cls
  2⤵
  PID:4544
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c certutil -hashfile "C:\Users\Admin\AppData\Local\Temp\unbranded.exe" MD5 | find /i /v "md5" | find /i /v "certutil"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1448
- - C:\Windows\system32\certutil.exe
    certutil -hashfile "C:\Users\Admin\AppData\Local\Temp\unbranded.exe" MD5
    3⤵
    PID:3036
- - C:\Windows\system32\find.exe
    find /i /v "md5"
    3⤵
    PID:4684
- - C:\Windows\system32\find.exe
    find /i /v "certutil"
    3⤵
    PID:4052

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1868-0-0x00000001400C6000-0x0000000141FF6000-memory.dmp

Filesize
31.2MB

Download
memory/1868-2-0x00007FF935CC0000-0x00007FF935CC2000-memory.dmp

Filesize
8KB

Download
memory/1868-1-0x00007FF935CB0000-0x00007FF935CB2000-memory.dmp

Filesize
8KB

Download
memory/1868-3-0x0000000140000000-0x0000000144AFD000-memory.dmp

Filesize
75.0MB

Download
memory/1868-8-0x0000000140000000-0x0000000144AFD000-memory.dmp

Filesize
75.0MB

Download
memory/1868-9-0x00000001400C6000-0x0000000141FF6000-memory.dmp

Filesize
31.2MB

Download
memory/1868-11-0x0000000140000000-0x0000000144AFD000-memory.dmp

Filesize
75.0MB

Download
memory/1868-12-0x0000000140000000-0x0000000144AFD000-memory.dmp

Filesize
75.0MB

Download
memory/1868-19-0x0000000140000000-0x0000000144AFD000-memory.dmp

Filesize
75.0MB

Download
memory/1868-20-0x0000000140000000-0x0000000144AFD000-memory.dmp

Filesize
75.0MB

Download
memory/1868-21-0x00000001400C6000-0x0000000141FF6000-memory.dmp

Filesize
31.2MB

Download