3abfb95be4564e9ae481978572cc87821b860b5aab3e1deb0df0d56c28d2d8d0

Analysis

max time kernel
136s
max time network
50s
platform
windows10_x64
resource
win10v200430
submitted
13-07-2020 14:21

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General

Target

Swift.exe
Size

495KB
MD5

bc83a482919da0b018285329ba46e677
SHA1

d5adf56fcd3c1b06acfdf4d2f439d88140029bd6
SHA256

3abfb95be4564e9ae481978572cc87821b860b5aab3e1deb0df0d56c28d2d8d0
SHA512

62e0c3b32afbaaa35f64030d59372c33c183e53a9346dcdf81deee376839b67d8ab9808177f03d7092923c1a9e54d67985229502918768148716862437f8ae91

Score

7^/10

persistence spyware

Malware Config

Signatures

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
724	Swift.exe
724	Swift.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 724 set thread context of 1532	724	Swift.exe	69

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1532	RegAsm.exe
1532	RegAsm.exe

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
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

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 724 wrote to memory of 1504	724	Swift.exe	68
PID 724 wrote to memory of 1504	724	Swift.exe	68
PID 724 wrote to memory of 1504	724	Swift.exe	68
PID 724 wrote to memory of 1532	724	Swift.exe	69
PID 724 wrote to memory of 1532	724	Swift.exe	69
PID 724 wrote to memory of 1532	724	Swift.exe	69
PID 724 wrote to memory of 1532	724	Swift.exe	69

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1532	RegAsm.exe

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\HJdyTuap.exe	Swift.exe

Adds Run entry to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1231583446-2617009595-2137880041-1000\Software\Microsoft\Windows\CurrentVersion\Run\HBWELB = "C:\\Users\\Admin\\AppData\\Roaming\\HBWELB\\HBWELB.exe"	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\Swift.exe
"C:\Users\Admin\AppData\Local\Temp\Swift.exe"
1⤵
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
- Drops startup file
PID:724
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  PID:1504
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Adds Run entry to start application
  PID:1532

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

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/1532-0-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

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