a1e30c275232ebe20659a9541f2a8af8cc1b1a9c46d88c91bd0fc37ca2fb1d07

General

Target

a1e30c275232ebe20659a9541f2a8af8cc1b1a9c46d88c91bd0fc37ca2fb1d07.exe
Size

9.7MB
MD5

e0866df50713533e04728b04a5286de9
SHA1

8ea1239123bf01d9c610662b7f511e6dc967dd7f
SHA256

a1e30c275232ebe20659a9541f2a8af8cc1b1a9c46d88c91bd0fc37ca2fb1d07
SHA512

5f0f4b77e6da798cccf7beec865e1b2c964448d45c048d66193c95de93381a561b50f673de8cd8ecc6bc33d672cf9ee57a180fd2edfe26ecaef447babf27c9f9
SSDEEP

196608:SX8+4u9dvKX5onopXD/WVrTm5x6nW40Z5io98N2HBMADiYfNogmNmAiHNv:SX595KX5zpXLKrTLPE0U8o+AD3MmAiHN

Score

9^/10

evasion

Malware Config

Signatures

Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

Processes:

a1e30c275232ebe20659a9541f2a8af8cc1b1a9c46d88c91bd0fc37ca2fb1d07.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Oracle\VirtualBox Guest Additions	a1e30c275232ebe20659a9541f2a8af8cc1b1a9c46d88c91bd0fc37ca2fb1d07.exe

Looks for VMWare Tools registry key 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

Processes:

a1e30c275232ebe20659a9541f2a8af8cc1b1a9c46d88c91bd0fc37ca2fb1d07.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\VMware, Inc.\VMware Tools	a1e30c275232ebe20659a9541f2a8af8cc1b1a9c46d88c91bd0fc37ca2fb1d07.exe

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

Processes:

a1e30c275232ebe20659a9541f2a8af8cc1b1a9c46d88c91bd0fc37ca2fb1d07.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	a1e30c275232ebe20659a9541f2a8af8cc1b1a9c46d88c91bd0fc37ca2fb1d07.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	a1e30c275232ebe20659a9541f2a8af8cc1b1a9c46d88c91bd0fc37ca2fb1d07.exe

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

Processes:

a1e30c275232ebe20659a9541f2a8af8cc1b1a9c46d88c91bd0fc37ca2fb1d07.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	a1e30c275232ebe20659a9541f2a8af8cc1b1a9c46d88c91bd0fc37ca2fb1d07.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	a1e30c275232ebe20659a9541f2a8af8cc1b1a9c46d88c91bd0fc37ca2fb1d07.exe

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

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

1688 schtasks.exe

pid	process
1688	schtasks.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

a1e30c275232ebe20659a9541f2a8af8cc1b1a9c46d88c91bd0fc37ca2fb1d07.exe

description	pid	process	target process
PID 952 wrote to memory of 1688	952	a1e30c275232ebe20659a9541f2a8af8cc1b1a9c46d88c91bd0fc37ca2fb1d07.exe	schtasks.exe
PID 952 wrote to memory of 1688	952	a1e30c275232ebe20659a9541f2a8af8cc1b1a9c46d88c91bd0fc37ca2fb1d07.exe	schtasks.exe
PID 952 wrote to memory of 1688	952	a1e30c275232ebe20659a9541f2a8af8cc1b1a9c46d88c91bd0fc37ca2fb1d07.exe	schtasks.exe
PID 952 wrote to memory of 1688	952	a1e30c275232ebe20659a9541f2a8af8cc1b1a9c46d88c91bd0fc37ca2fb1d07.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\a1e30c275232ebe20659a9541f2a8af8cc1b1a9c46d88c91bd0fc37ca2fb1d07.exe
"C:\Users\Admin\AppData\Local\Temp\a1e30c275232ebe20659a9541f2a8af8cc1b1a9c46d88c91bd0fc37ca2fb1d07.exe"
1⤵
- Looks for VirtualBox Guest Additions in registry
- Looks for VMWare Tools registry key
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of WriteProcessMemory
PID:952

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\uskPBklHAI" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB5AA.tmp"
2⤵
- Creates scheduled task(s)
PID:1688

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Virtualization/Sandbox Evasion

2

T1497

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

3

T1082

Virtualization/Sandbox Evasion

2

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpB5AA.tmp

Filesize
1KB

MD5
cfc27433ef57b556319acca7645f3177

SHA1
b76fcab52373ee44844b33e647c7ac856e3409ba

SHA256
f28a3d1da3a24679f31b2870a702558504134619abc6e125c881a992633f3ef5

SHA512
aa88e275fe5e9a3fdaa660b331ad1b808d69b30cc257fcbd55522b232cb1ae950b7d6df08baffa9827285714e417afa7a3d983d74abac86d17421aa3992a0202

Download Submit
memory/952-54-0x0000000000F40000-0x0000000001906000-memory.dmp

Filesize
9.8MB

Download
memory/952-55-0x0000000075E11000-0x0000000075E13000-memory.dmp

Filesize
8KB

Download
memory/952-56-0x00000000002E0000-0x00000000002EA000-memory.dmp

Filesize
40KB

Download
memory/952-57-0x000000000CCC0000-0x000000000D65A000-memory.dmp

Filesize
9.6MB

Download
memory/1688-58-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads