hawkeye | 6583ece21654fa41c36a713160ae4e10fdb6edea67ac4e4b2397d75c4a195284

General

Target

proforma invoice.exe
Size

1.7MB
MD5

61c5dde7b4dbb77058f8aad370e92648
SHA1

753c4913e5bd73a37c04ec4b180f99aa5d15b2f0
SHA256

4f387257ba2721c27465800f9db3e513ded059ce28b68d593de0f459dfcf95a7
SHA512

7cc15313ed4c0373112cd08240303f4baae696eb86dd9fcf9d3de6b1773fa0e2a5089b86051fd0c15257b3588fe9135dea559dbc799880c8820bbf6e097d9ae1
SSDEEP

24576:EAHnh+eWsN3skA4RV1Hom2KXMmHapr1X5pc0zEtdKnY2jDPFT7TVfd5HTfr6sbt5:Th+ZkldoPK8Yapyqu2jDPpNHH5T

Score

10^/10

hawkeye collection keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
smtp.vivaldi.net
Port:
587
Username:
[email protected]
Password:
kelvinklin123

Signatures

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

NirSoft MailPassView 5 IoCs

Password recovery tool for various email clients

Processes:

resource	yara_rule
behavioral2/memory/3436-2-0x0000000000400000-0x0000000000484000-memory.dmp	MailPassView
behavioral2/memory/2140-9-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView
behavioral2/memory/2140-11-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView
behavioral2/memory/2140-12-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView
behavioral2/memory/2140-15-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView

NirSoft WebBrowserPassView 5 IoCs

Password recovery tool for various web browsers

Processes:

resource	yara_rule
behavioral2/memory/3436-2-0x0000000000400000-0x0000000000484000-memory.dmp	WebBrowserPassView
behavioral2/memory/3324-16-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView
behavioral2/memory/3324-18-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView
behavioral2/memory/3324-19-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView
behavioral2/memory/3324-27-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView

Nirsoft 9 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3436-2-0x0000000000400000-0x0000000000484000-memory.dmp	Nirsoft
behavioral2/memory/2140-9-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral2/memory/2140-11-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral2/memory/2140-12-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral2/memory/2140-15-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral2/memory/3324-16-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft
behavioral2/memory/3324-18-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft
behavioral2/memory/3324-19-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft
behavioral2/memory/3324-27-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs

collection

Email Collection

T1114

Processes:

vbc.exe

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts	vbc.exe

Looks up external IP address via web service 2 IoCs

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

Processes:

flow	ioc
14	whatismyipaddress.com
16	whatismyipaddress.com

Suspicious use of SetThreadContext 3 IoCs

Processes:

proforma invoice.exeRegAsm.exe

description	pid	Process	procid_target
PID 1676 set thread context of 3436	1676	proforma invoice.exe	84
PID 3436 set thread context of 2140	3436	RegAsm.exe	89
PID 3436 set thread context of 3324	3436	RegAsm.exe	93

Suspicious behavior: EnumeratesProcesses 48 IoCs

Processes:

proforma invoice.exevbc.exe

pid	Process
1676	proforma invoice.exe
1676	proforma invoice.exe
1676	proforma invoice.exe
1676	proforma invoice.exe
1676	proforma invoice.exe
1676	proforma invoice.exe
1676	proforma invoice.exe
1676	proforma invoice.exe
1676	proforma invoice.exe
1676	proforma invoice.exe
1676	proforma invoice.exe
1676	proforma invoice.exe
1676	proforma invoice.exe
1676	proforma invoice.exe
1676	proforma invoice.exe
1676	proforma invoice.exe
1676	proforma invoice.exe
1676	proforma invoice.exe
1676	proforma invoice.exe
1676	proforma invoice.exe
3324	vbc.exe
3324	vbc.exe
1676	proforma invoice.exe
1676	proforma invoice.exe
1676	proforma invoice.exe
1676	proforma invoice.exe
1676	proforma invoice.exe
1676	proforma invoice.exe
1676	proforma invoice.exe
1676	proforma invoice.exe
1676	proforma invoice.exe
1676	proforma invoice.exe
1676	proforma invoice.exe
1676	proforma invoice.exe
1676	proforma invoice.exe
1676	proforma invoice.exe
1676	proforma invoice.exe
1676	proforma invoice.exe
1676	proforma invoice.exe
1676	proforma invoice.exe
1676	proforma invoice.exe
1676	proforma invoice.exe
1676	proforma invoice.exe
1676	proforma invoice.exe
1676	proforma invoice.exe
1676	proforma invoice.exe
1676	proforma invoice.exe
1676	proforma invoice.exe

Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

proforma invoice.exe

pid	Process
1676	proforma invoice.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegAsm.exe

description	pid	Process
Token: SeDebugPrivilege	3436	RegAsm.exe

Suspicious use of FindShellTrayWindow 3 IoCs

Processes:

proforma invoice.exe

pid	Process
1676	proforma invoice.exe
1676	proforma invoice.exe
1676	proforma invoice.exe

Suspicious use of SendNotifyMessage 3 IoCs

Processes:

proforma invoice.exe

pid	Process
1676	proforma invoice.exe
1676	proforma invoice.exe
1676	proforma invoice.exe

Suspicious use of WriteProcessMemory 22 IoCs

Processes:

proforma invoice.exeRegAsm.exe

description	pid	Process	procid_target
PID 1676 wrote to memory of 3436	1676	proforma invoice.exe	84
PID 1676 wrote to memory of 3436	1676	proforma invoice.exe	84
PID 1676 wrote to memory of 3436	1676	proforma invoice.exe	84
PID 1676 wrote to memory of 3436	1676	proforma invoice.exe	84
PID 3436 wrote to memory of 2140	3436	RegAsm.exe	89
PID 3436 wrote to memory of 2140	3436	RegAsm.exe	89
PID 3436 wrote to memory of 2140	3436	RegAsm.exe	89
PID 3436 wrote to memory of 2140	3436	RegAsm.exe	89
PID 3436 wrote to memory of 2140	3436	RegAsm.exe	89
PID 3436 wrote to memory of 2140	3436	RegAsm.exe	89
PID 3436 wrote to memory of 2140	3436	RegAsm.exe	89
PID 3436 wrote to memory of 2140	3436	RegAsm.exe	89
PID 3436 wrote to memory of 2140	3436	RegAsm.exe	89
PID 3436 wrote to memory of 3324	3436	RegAsm.exe	93
PID 3436 wrote to memory of 3324	3436	RegAsm.exe	93
PID 3436 wrote to memory of 3324	3436	RegAsm.exe	93
PID 3436 wrote to memory of 3324	3436	RegAsm.exe	93
PID 3436 wrote to memory of 3324	3436	RegAsm.exe	93
PID 3436 wrote to memory of 3324	3436	RegAsm.exe	93
PID 3436 wrote to memory of 3324	3436	RegAsm.exe	93
PID 3436 wrote to memory of 3324	3436	RegAsm.exe	93
PID 3436 wrote to memory of 3324	3436	RegAsm.exe	93

C:\Users\Admin\AppData\Local\Temp\proforma invoice.exe
"C:\Users\Admin\AppData\Local\Temp\proforma invoice.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1676
- 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 AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3436
- - 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:2140
- - 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\holderwb.txt"
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:3324

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scripting

1

T1064

Persistence

Privilege Escalation

Defense Evasion

Scripting

1

T1064

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\holderwb.txt

Filesize
3KB

MD5
f94dc819ca773f1e3cb27abbc9e7fa27

SHA1
9a7700efadc5ea09ab288544ef1e3cd876255086

SHA256
a3377ade83786c2bdff5db19ff4dbfd796da4312402b5e77c4c63e38cc6eff92

SHA512
72a2c10d7a53a7f9a319dab66d77ed65639e9aa885b551e0055fc7eaf6ef33bbf109205b42ae11555a0f292563914bc6edb63b310c6f9bda9564095f77ab9196

Download Submit
memory/1676-1-0x0000000003FF0000-0x0000000003FF3000-memory.dmp

Filesize
12KB

Download
memory/2140-11-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2140-13-0x0000000000420000-0x00000000004E9000-memory.dmp

Filesize
804KB

Download
memory/2140-15-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2140-12-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2140-9-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3324-18-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/3324-16-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/3324-19-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/3324-27-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/3436-8-0x00000000736F0000-0x0000000073CA1000-memory.dmp

Filesize
5.7MB

Download
memory/3436-5-0x00000000736F0000-0x0000000073CA1000-memory.dmp

Filesize
5.7MB

Download
memory/3436-4-0x00000000736F0000-0x0000000073CA1000-memory.dmp

Filesize
5.7MB

Download
memory/3436-3-0x00000000736F2000-0x00000000736F3000-memory.dmp

Filesize
4KB

Download
memory/3436-2-0x0000000000400000-0x0000000000484000-memory.dmp

Filesize
528KB

Download
memory/3436-28-0x00000000736F2000-0x00000000736F3000-memory.dmp

Filesize
4KB

Download
memory/3436-29-0x00000000736F0000-0x0000000073CA1000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads