hawkeye | de25f56ee4c5e49b335eaaf228c8334ce3931209d0e9ddb9094ca653a09e38b0

Analysis

max time kernel
152s
max time network
163s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
27/11/2022, 14:47

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General

Target
de25f56ee4c5e49b335eaaf228c8334ce3931209d0e9ddb9094ca653a09e38b0.exe
Size 476KB
Sample221127-r58vrsef63
SHA256 de25f56ee4c5e49b335eaaf228c8334ce3931209d0e9ddb9094ca653a09e38b0
MD5 9c1991c324bada5e248004c2314fd083
SHA1 88a8af3acd4801769acd1b7547e006c78853f627
SHA512 af708b55f1d9667c80cf2a4984a9308279b15e11eacaf73514f0420c8a2527c7c8e9eebb1483a40a7552d236d74d85748326075e57a674d61f24f744423c6a36
SSDEEP 6144:XJbVv9AcmXpu5gYzSOxyLdb1lZ3dMpu3UW19PsOdgk5mQl/f1BkaT+UBk2r/f5:5vVKU61LdwuE6ULkEQiaT+aNr/B
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

hawkeye collection keylogger persistence spyware stealer trojan

Malware Config

Signatures

HawkEye
HawkEye is a malware kit that has seen continuous development since at least 2013.
keylogger trojan stealer spyware hawkeye

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\shell = "C:\\Users\\Admin\\AppData\\Roaming\\Winrar\\MRqgNCnvQN.exe,explorer.exe"	reg.exe

NirSoft MailPassView 5 IoCs

Password recovery tool for various email clients

resource	yara_rule
behavioral2/memory/2616-137-0x0000000000400000-0x000000000048C000-memory.dmp	MailPassView
behavioral2/memory/3148-140-0x0000000000000000-mapping.dmp	MailPassView
behavioral2/memory/3148-141-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView
behavioral2/memory/3148-143-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView
behavioral2/memory/3148-144-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView

NirSoft WebBrowserPassView 6 IoCs

Password recovery tool for various web browsers

resource	yara_rule
behavioral2/memory/2616-137-0x0000000000400000-0x000000000048C000-memory.dmp	WebBrowserPassView
behavioral2/memory/3700-145-0x0000000000000000-mapping.dmp	WebBrowserPassView
behavioral2/memory/3700-146-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView
behavioral2/memory/3700-148-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView
behavioral2/memory/3700-149-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView
behavioral2/memory/3700-151-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView

Nirsoft 10 IoCs

resource	yara_rule
behavioral2/memory/2616-137-0x0000000000400000-0x000000000048C000-memory.dmp	Nirsoft
behavioral2/memory/3148-140-0x0000000000000000-mapping.dmp	Nirsoft
behavioral2/memory/3148-141-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral2/memory/3148-143-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral2/memory/3148-144-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral2/memory/3700-145-0x0000000000000000-mapping.dmp	Nirsoft
behavioral2/memory/3700-146-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft
behavioral2/memory/3700-148-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft
behavioral2/memory/3700-149-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft
behavioral2/memory/3700-151-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	de25f56ee4c5e49b335eaaf228c8334ce3931209d0e9ddb9094ca653a09e38b0.exe

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

Data from Local System
T1005

Credentials in Files
T1081
Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts	vbc.exe

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
34	whatismyipaddress.com

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 4204 set thread context of 2616	4204	de25f56ee4c5e49b335eaaf228c8334ce3931209d0e9ddb9094ca653a09e38b0.exe	87
PID 2616 set thread context of 3148	2616	de25f56ee4c5e49b335eaaf228c8334ce3931209d0e9ddb9094ca653a09e38b0.exe	88
PID 2616 set thread context of 3700	2616	de25f56ee4c5e49b335eaaf228c8334ce3931209d0e9ddb9094ca653a09e38b0.exe	89

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
4204	de25f56ee4c5e49b335eaaf228c8334ce3931209d0e9ddb9094ca653a09e38b0.exe
4204	de25f56ee4c5e49b335eaaf228c8334ce3931209d0e9ddb9094ca653a09e38b0.exe
4204	de25f56ee4c5e49b335eaaf228c8334ce3931209d0e9ddb9094ca653a09e38b0.exe
4204	de25f56ee4c5e49b335eaaf228c8334ce3931209d0e9ddb9094ca653a09e38b0.exe
4204	de25f56ee4c5e49b335eaaf228c8334ce3931209d0e9ddb9094ca653a09e38b0.exe
3700	vbc.exe
3700	vbc.exe
2616	de25f56ee4c5e49b335eaaf228c8334ce3931209d0e9ddb9094ca653a09e38b0.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4204	de25f56ee4c5e49b335eaaf228c8334ce3931209d0e9ddb9094ca653a09e38b0.exe
Token: SeDebugPrivilege	2616	de25f56ee4c5e49b335eaaf228c8334ce3931209d0e9ddb9094ca653a09e38b0.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2616	de25f56ee4c5e49b335eaaf228c8334ce3931209d0e9ddb9094ca653a09e38b0.exe

Suspicious use of WriteProcessMemory 32 IoCs

description	pid	Process	procid_target
PID 4204 wrote to memory of 1648	4204	de25f56ee4c5e49b335eaaf228c8334ce3931209d0e9ddb9094ca653a09e38b0.exe	84
PID 4204 wrote to memory of 1648	4204	de25f56ee4c5e49b335eaaf228c8334ce3931209d0e9ddb9094ca653a09e38b0.exe	84
PID 4204 wrote to memory of 1648	4204	de25f56ee4c5e49b335eaaf228c8334ce3931209d0e9ddb9094ca653a09e38b0.exe	84
PID 1648 wrote to memory of 2636	1648	cmd.exe	86
PID 1648 wrote to memory of 2636	1648	cmd.exe	86
PID 1648 wrote to memory of 2636	1648	cmd.exe	86
PID 4204 wrote to memory of 2616	4204	de25f56ee4c5e49b335eaaf228c8334ce3931209d0e9ddb9094ca653a09e38b0.exe	87
PID 4204 wrote to memory of 2616	4204	de25f56ee4c5e49b335eaaf228c8334ce3931209d0e9ddb9094ca653a09e38b0.exe	87
PID 4204 wrote to memory of 2616	4204	de25f56ee4c5e49b335eaaf228c8334ce3931209d0e9ddb9094ca653a09e38b0.exe	87
PID 4204 wrote to memory of 2616	4204	de25f56ee4c5e49b335eaaf228c8334ce3931209d0e9ddb9094ca653a09e38b0.exe	87
PID 4204 wrote to memory of 2616	4204	de25f56ee4c5e49b335eaaf228c8334ce3931209d0e9ddb9094ca653a09e38b0.exe	87
PID 4204 wrote to memory of 2616	4204	de25f56ee4c5e49b335eaaf228c8334ce3931209d0e9ddb9094ca653a09e38b0.exe	87
PID 4204 wrote to memory of 2616	4204	de25f56ee4c5e49b335eaaf228c8334ce3931209d0e9ddb9094ca653a09e38b0.exe	87
PID 4204 wrote to memory of 2616	4204	de25f56ee4c5e49b335eaaf228c8334ce3931209d0e9ddb9094ca653a09e38b0.exe	87
PID 2616 wrote to memory of 3148	2616	de25f56ee4c5e49b335eaaf228c8334ce3931209d0e9ddb9094ca653a09e38b0.exe	88
PID 2616 wrote to memory of 3148	2616	de25f56ee4c5e49b335eaaf228c8334ce3931209d0e9ddb9094ca653a09e38b0.exe	88
PID 2616 wrote to memory of 3148	2616	de25f56ee4c5e49b335eaaf228c8334ce3931209d0e9ddb9094ca653a09e38b0.exe	88
PID 2616 wrote to memory of 3148	2616	de25f56ee4c5e49b335eaaf228c8334ce3931209d0e9ddb9094ca653a09e38b0.exe	88
PID 2616 wrote to memory of 3148	2616	de25f56ee4c5e49b335eaaf228c8334ce3931209d0e9ddb9094ca653a09e38b0.exe	88
PID 2616 wrote to memory of 3148	2616	de25f56ee4c5e49b335eaaf228c8334ce3931209d0e9ddb9094ca653a09e38b0.exe	88
PID 2616 wrote to memory of 3148	2616	de25f56ee4c5e49b335eaaf228c8334ce3931209d0e9ddb9094ca653a09e38b0.exe	88
PID 2616 wrote to memory of 3148	2616	de25f56ee4c5e49b335eaaf228c8334ce3931209d0e9ddb9094ca653a09e38b0.exe	88
PID 2616 wrote to memory of 3148	2616	de25f56ee4c5e49b335eaaf228c8334ce3931209d0e9ddb9094ca653a09e38b0.exe	88
PID 2616 wrote to memory of 3700	2616	de25f56ee4c5e49b335eaaf228c8334ce3931209d0e9ddb9094ca653a09e38b0.exe	89
PID 2616 wrote to memory of 3700	2616	de25f56ee4c5e49b335eaaf228c8334ce3931209d0e9ddb9094ca653a09e38b0.exe	89
PID 2616 wrote to memory of 3700	2616	de25f56ee4c5e49b335eaaf228c8334ce3931209d0e9ddb9094ca653a09e38b0.exe	89
PID 2616 wrote to memory of 3700	2616	de25f56ee4c5e49b335eaaf228c8334ce3931209d0e9ddb9094ca653a09e38b0.exe	89
PID 2616 wrote to memory of 3700	2616	de25f56ee4c5e49b335eaaf228c8334ce3931209d0e9ddb9094ca653a09e38b0.exe	89
PID 2616 wrote to memory of 3700	2616	de25f56ee4c5e49b335eaaf228c8334ce3931209d0e9ddb9094ca653a09e38b0.exe	89
PID 2616 wrote to memory of 3700	2616	de25f56ee4c5e49b335eaaf228c8334ce3931209d0e9ddb9094ca653a09e38b0.exe	89
PID 2616 wrote to memory of 3700	2616	de25f56ee4c5e49b335eaaf228c8334ce3931209d0e9ddb9094ca653a09e38b0.exe	89
PID 2616 wrote to memory of 3700	2616	de25f56ee4c5e49b335eaaf228c8334ce3931209d0e9ddb9094ca653a09e38b0.exe	89

C:\Users\Admin\AppData\Local\Temp\de25f56ee4c5e49b335eaaf228c8334ce3931209d0e9ddb9094ca653a09e38b0.exe
"C:\Users\Admin\AppData\Local\Temp\de25f56ee4c5e49b335eaaf228c8334ce3931209d0e9ddb9094ca653a09e38b0.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4204
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c reg add "HKCU\Software\Microsoft\Windows NT\CurrentVersion\Winlogon" /f /v shell /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Winrar\MRqgNCnvQN.exe,explorer.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1648
- - C:\Windows\SysWOW64\reg.exe
    reg add "HKCU\Software\Microsoft\Windows NT\CurrentVersion\Winlogon" /f /v shell /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Winrar\MRqgNCnvQN.exe,explorer.exe"
    3⤵
    - Modifies WinLogon for persistence
    PID:2636
- C:\Users\Admin\AppData\Local\Temp\de25f56ee4c5e49b335eaaf228c8334ce3931209d0e9ddb9094ca653a09e38b0.exe
  "C:\Users\Admin\AppData\Local\Temp\de25f56ee4c5e49b335eaaf228c8334ce3931209d0e9ddb9094ca653a09e38b0.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2616
- - 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\holdermail.txt"
    3⤵
    - Accesses Microsoft Outlook accounts
    PID:3148
- - 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\holdermail.txt"
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:3700

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scripting

T1064

Persistence

Winlogon Helper DLL

T1004

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Scripting

T1064

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

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holdermail.txt

Path C:\Users\Admin\AppData\Local\Temp\holdermail.txt
Size 3KB
SHA256 a3377ade83786c2bdff5db19ff4dbfd796da4312402b5e77c4c63e38cc6eff92
MD5 f94dc819ca773f1e3cb27abbc9e7fa27
SHA1 9a7700efadc5ea09ab288544ef1e3cd876255086
SHA512 72a2c10d7a53a7f9a319dab66d77ed65639e9aa885b551e0055fc7eaf6ef33bbf109205b42ae11555a0f292563914bc6edb63b310c6f9bda9564095f77ab9196
MD5 SHA1 SHA512

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memory/2616-139-0x00000000747D0000-0x0000000074D81000-memory.dmp

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memory/2616-137-0x0000000000400000-0x000000000048C000-memory.dmp

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memory/2616-138-0x00000000747D0000-0x0000000074D81000-memory.dmp

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memory/3148-141-0x0000000000400000-0x000000000041B000-memory.dmp

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memory/3148-143-0x0000000000400000-0x000000000041B000-memory.dmp

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memory/3148-144-0x0000000000400000-0x000000000041B000-memory.dmp

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memory/3700-146-0x0000000000400000-0x0000000000458000-memory.dmp

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memory/3700-148-0x0000000000400000-0x0000000000458000-memory.dmp

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memory/3700-149-0x0000000000400000-0x0000000000458000-memory.dmp

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memory/3700-151-0x0000000000400000-0x0000000000458000-memory.dmp

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memory/4204-132-0x00000000747D0000-0x0000000074D81000-memory.dmp

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memory/4204-133-0x00000000747D0000-0x0000000074D81000-memory.dmp

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