067b9d06a47a9ca284129833cf4d79dae27bb36c6bccef4bb6ef01bd649db763

Analysis

max time kernel
142s
max time network
145s
platform
windows10_x64
resource
win10v200430
submitted
16/07/2020, 13:35

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General

Target
RFQ.exe
Size 559KB
Sample200716-nlsmbvgg36
SHA256 067b9d06a47a9ca284129833cf4d79dae27bb36c6bccef4bb6ef01bd649db763
MD5 7e62c5ed8c54d09ab424814681b2384f
SHA1 7fac903f9a95f97f694150c159da7340dcc5b3d3
SHA512 37a0c727d3d6119b4208f938ea2505c8fff9a094dcb173168fd041eb28812aa02a1f7e66dadf178f24a182c2717c8645a923565834a29e12d33f081d44577f96
MD5 SHA1 SHA512

Score

7^/10

spyware

Malware Config

Signatures

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware

Data from Local System
T1005

Credentials in Files
T1081

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 2564 wrote to memory of 2712	2564	RFQ.exe	72
PID 2564 wrote to memory of 2712	2564	RFQ.exe	72
PID 2564 wrote to memory of 2712	2564	RFQ.exe	72
PID 2564 wrote to memory of 3828	2564	RFQ.exe	74
PID 2564 wrote to memory of 3828	2564	RFQ.exe	74
PID 2564 wrote to memory of 3828	2564	RFQ.exe	74
PID 2564 wrote to memory of 3864	2564	RFQ.exe	75
PID 2564 wrote to memory of 3864	2564	RFQ.exe	75
PID 2564 wrote to memory of 3864	2564	RFQ.exe	75
PID 2564 wrote to memory of 3864	2564	RFQ.exe	75
PID 2564 wrote to memory of 3864	2564	RFQ.exe	75
PID 2564 wrote to memory of 3864	2564	RFQ.exe	75
PID 2564 wrote to memory of 3864	2564	RFQ.exe	75
PID 2564 wrote to memory of 3864	2564	RFQ.exe	75

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2564	RFQ.exe
Token: SeDebugPrivilege	3864	RFQ.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2564	RFQ.exe
2564	RFQ.exe
3864	RFQ.exe
3864	RFQ.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2564 set thread context of 3864	2564	RFQ.exe	75

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

pid	Process
2712	schtasks.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

C:\Users\Admin\AppData\Local\Temp\RFQ.exe
"C:\Users\Admin\AppData\Local\Temp\RFQ.exe"
1⤵
- Suspicious use of WriteProcessMemory
- Suspicious use of AdjustPrivilegeToken
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetThreadContext
PID:2564
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\SIuseiZals" /XML "C:\Users\Admin\AppData\Local\Temp\tmp93F9.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:2712
- C:\Users\Admin\AppData\Local\Temp\RFQ.exe
  "{path}"
  2⤵
  PID:3828
- C:\Users\Admin\AppData\Local\Temp\RFQ.exe
  "{path}"
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious behavior: EnumeratesProcesses
  PID:3864

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3864-6-0x0000000000400000-0x000000000044C000-memory.dmp

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