hawkeye_reborn | c9686db7d064daa4032a757698c937f4e781c2201d223448c7b6ad2edff6eb0b

Analysis

max time kernel
113s
max time network
117s
platform
windows10_x64
resource
win10v200217
submitted
12/03/2020, 13:17

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General

Target
INV001.exe
Size 2.0MB
Sample200312-t9kkebmalj
SHA256 c9686db7d064daa4032a757698c937f4e781c2201d223448c7b6ad2edff6eb0b
MD5 c30f96608053c958da9b1174ce71b000
SHA1 ddb1ac016525336bdde4dabbdfc51868da00d652
SHA512 cb9767853b7972486084c4d25c665910d44b677eab0a13538ed73e0d1e22e4c71bbffa87d02e6206efa6874c3f5460ea623fc41d4074b99908a73e551fa5b617
MD5 SHA1 SHA512

Score

10^/10

keylogger trojan stealer spyware hawkeye_reborn

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
1	bot.whatismyipaddress.com

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
1668	INV001.exe
1668	INV001.exe
1668	INV001.exe

Drops startup file 1 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\CheckNetIsolation.url	INV001.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1668	INV001.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1668 set thread context of 4092	1668	INV001.exe	67
PID 4092 set thread context of 3836	4092	RegAsm.exe	72
PID 4092 set thread context of 4084	4092	RegAsm.exe	73

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4092	RegAsm.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
992	timeout.exe

HawkEye Reborn
HawkEye Reborn is an enchanced version of the HawkEye malware kit.
keylogger trojan stealer spyware hawkeye_reborn
Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
1668	INV001.exe
1668	INV001.exe
1668	INV001.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 1668 wrote to memory of 4092	1668	INV001.exe	67
PID 1668 wrote to memory of 4092	1668	INV001.exe	67
PID 1668 wrote to memory of 4092	1668	INV001.exe	67
PID 1668 wrote to memory of 4092	1668	INV001.exe	67
PID 1668 wrote to memory of 4036	1668	INV001.exe	68
PID 1668 wrote to memory of 4036	1668	INV001.exe	68
PID 1668 wrote to memory of 4036	1668	INV001.exe	68
PID 4036 wrote to memory of 992	4036	cmd.exe	70
PID 4036 wrote to memory of 992	4036	cmd.exe	70
PID 4036 wrote to memory of 992	4036	cmd.exe	70
PID 4092 wrote to memory of 3836	4092	RegAsm.exe	72
PID 4092 wrote to memory of 3836	4092	RegAsm.exe	72
PID 4092 wrote to memory of 3836	4092	RegAsm.exe	72
PID 4092 wrote to memory of 3836	4092	RegAsm.exe	72
PID 4092 wrote to memory of 3836	4092	RegAsm.exe	72
PID 4092 wrote to memory of 3836	4092	RegAsm.exe	72
PID 4092 wrote to memory of 3836	4092	RegAsm.exe	72
PID 4092 wrote to memory of 3836	4092	RegAsm.exe	72
PID 4092 wrote to memory of 3836	4092	RegAsm.exe	72
PID 4092 wrote to memory of 4084	4092	RegAsm.exe	73
PID 4092 wrote to memory of 4084	4092	RegAsm.exe	73
PID 4092 wrote to memory of 4084	4092	RegAsm.exe	73
PID 4092 wrote to memory of 4084	4092	RegAsm.exe	73
PID 4092 wrote to memory of 4084	4092	RegAsm.exe	73
PID 4092 wrote to memory of 4084	4092	RegAsm.exe	73
PID 4092 wrote to memory of 4084	4092	RegAsm.exe	73
PID 4092 wrote to memory of 4084	4092	RegAsm.exe	73
PID 4092 wrote to memory of 4084	4092	RegAsm.exe	73

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 behavior: EnumeratesProcesses 6 IoCs

pid	Process
3836	vbc.exe
3836	vbc.exe
3836	vbc.exe
3836	vbc.exe
4092	RegAsm.exe
4092	RegAsm.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4092	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\INV001.exe
"C:\Users\Admin\AppData\Local\Temp\INV001.exe"
1⤵
- Suspicious use of SendNotifyMessage
- Drops startup file
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetThreadContext
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1668
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
  "C:\\\\Windows\\\\Microsoft.NET\\\\Framework\\\\v2.0.50727\\\\RegAsm.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4092
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
    "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" /stext "C:\Users\Admin\AppData\Local\Temp\tmpE9D3.tmp"
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:3836
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
    "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" /stext "C:\Users\Admin\AppData\Local\Temp\tmpF202.tmp"
    3⤵
    PID:4084
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c TimeOut 1 & Del /F "C:\Users\Admin\AppData\Local\Temp\INV001.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4036
- - C:\Windows\SysWOW64\timeout.exe
    TimeOut 1
    3⤵
    - Delays execution with timeout.exe
    PID:992

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scripting

T1064

Persistence

Privilege Escalation

Defense Evasion

Scripting

T1064

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/3836-1-0x0000000000400000-0x000000000045C000-memory.dmp

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memory/3836-2-0x0000000000400000-0x000000000045C000-memory.dmp

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memory/4084-4-0x0000000000400000-0x000000000041C000-memory.dmp

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memory/4084-5-0x0000000000400000-0x000000000041C000-memory.dmp

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memory/4092-0-0x0000000000400000-0x0000000000490000-memory.dmp

Download