b2a788fd71a0f4b05dca86d0b8d44abd718261d0fe9cb2f6a947b87987d11cd1

General

Target

b2a788fd71a0f4b05dca86d0b8d44abd718261d0fe9cb2f6a947b87987d11cd1.exe
Size

247KB
MD5

8f735d36e0240f220f8bedcfc4adcdf7
SHA1

a589c8010e4ac4c22b94e9bde1f8cac3f9603aaf
SHA256

b2a788fd71a0f4b05dca86d0b8d44abd718261d0fe9cb2f6a947b87987d11cd1
SHA512

35361fe229dac4e96e526b033a3e0f2ca90a8f13130a2635b15ebaeb345f9d717cc5c42994eac7c986901456e820caefcc9bd50cdbec83e7e06da68d16f4174c

Score

9^/10

spyware evasion trojan

Malware Config

Signatures

Looks up external IP address via web service 1 IoCs

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

flow	ioc
4	checkip.dyndns.org

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\SystemBiosVersion	b2a788fd71a0f4b05dca86d0b8d44abd718261d0fe9cb2f6a947b87987d11cd1.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	b2a788fd71a0f4b05dca86d0b8d44abd718261d0fe9cb2f6a947b87987d11cd1.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1496 wrote to memory of 1500	1496	b2a788fd71a0f4b05dca86d0b8d44abd718261d0fe9cb2f6a947b87987d11cd1.exe	25
PID 1496 wrote to memory of 1500	1496	b2a788fd71a0f4b05dca86d0b8d44abd718261d0fe9cb2f6a947b87987d11cd1.exe	25
PID 1496 wrote to memory of 1500	1496	b2a788fd71a0f4b05dca86d0b8d44abd718261d0fe9cb2f6a947b87987d11cd1.exe	25
PID 1496 wrote to memory of 1500	1496	b2a788fd71a0f4b05dca86d0b8d44abd718261d0fe9cb2f6a947b87987d11cd1.exe	25
PID 1496 wrote to memory of 1500	1496	b2a788fd71a0f4b05dca86d0b8d44abd718261d0fe9cb2f6a947b87987d11cd1.exe	25
PID 1496 wrote to memory of 1500	1496	b2a788fd71a0f4b05dca86d0b8d44abd718261d0fe9cb2f6a947b87987d11cd1.exe	25
PID 1496 wrote to memory of 1500	1496	b2a788fd71a0f4b05dca86d0b8d44abd718261d0fe9cb2f6a947b87987d11cd1.exe	25
PID 1496 wrote to memory of 1500	1496	b2a788fd71a0f4b05dca86d0b8d44abd718261d0fe9cb2f6a947b87987d11cd1.exe	25
PID 1496 wrote to memory of 1500	1496	b2a788fd71a0f4b05dca86d0b8d44abd718261d0fe9cb2f6a947b87987d11cd1.exe	25

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1500	b2a788fd71a0f4b05dca86d0b8d44abd718261d0fe9cb2f6a947b87987d11cd1.exe

Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Oracle\VirtualBox Guest Additions	b2a788fd71a0f4b05dca86d0b8d44abd718261d0fe9cb2f6a947b87987d11cd1.exe

Looks for VMWare Tools registry key 2 TTPs 1 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\VMware, Inc.\VMware Tools	b2a788fd71a0f4b05dca86d0b8d44abd718261d0fe9cb2f6a947b87987d11cd1.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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	b2a788fd71a0f4b05dca86d0b8d44abd718261d0fe9cb2f6a947b87987d11cd1.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	b2a788fd71a0f4b05dca86d0b8d44abd718261d0fe9cb2f6a947b87987d11cd1.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware

Data from Local System
T1005

Credentials in Files
T1081

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13	b2a788fd71a0f4b05dca86d0b8d44abd718261d0fe9cb2f6a947b87987d11cd1.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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	b2a788fd71a0f4b05dca86d0b8d44abd718261d0fe9cb2f6a947b87987d11cd1.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1496 set thread context of 1500	1496	b2a788fd71a0f4b05dca86d0b8d44abd718261d0fe9cb2f6a947b87987d11cd1.exe	25

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1500	b2a788fd71a0f4b05dca86d0b8d44abd718261d0fe9cb2f6a947b87987d11cd1.exe

C:\Users\Admin\AppData\Local\Temp\b2a788fd71a0f4b05dca86d0b8d44abd718261d0fe9cb2f6a947b87987d11cd1.exe
"C:\Users\Admin\AppData\Local\Temp\b2a788fd71a0f4b05dca86d0b8d44abd718261d0fe9cb2f6a947b87987d11cd1.exe"
1⤵
- Checks BIOS information in registry
- Suspicious use of WriteProcessMemory
- Looks for VirtualBox Guest Additions in registry
- Looks for VMWare Tools registry key
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
PID:1496
- C:\Users\Admin\AppData\Local\Temp\b2a788fd71a0f4b05dca86d0b8d44abd718261d0fe9cb2f6a947b87987d11cd1.exe
  "{path}"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Modifies system certificate store
  - Suspicious use of AdjustPrivilegeToken
  PID:1500

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Install Root Certificate

Modify Registry

Credential Access

Credentials in Files

2

T1081

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

4

T1082

Lateral Movement

Collection

Data from Local System

2

T1005

Command and Control

Exfiltration

Impact

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Downloads

memory/1500-2-0x0000000000400000-0x0000000000470000-memory.dmp

Filesize
448KB

Download
memory/1500-4-0x0000000000400000-0x0000000000470000-memory.dmp

Filesize
448KB

Download
memory/1500-5-0x0000000000400000-0x0000000000470000-memory.dmp

Filesize
448KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads