hawkeye | 91506ce6b6052875242687efede3b7014aad246956525a2a89cb58b882df070b

General

Target

50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe
Size

790KB
MD5

6f42a0a4f4c44c32c274c2383096d515
SHA1

dcef833539c48b66f83c80c7f349bbbb16a057cd
SHA256

50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd
SHA512

87d1b426d2cfbdd609f4d8b2a4bd09ba2afeb101307e3a4dcc8fa9fa9bd1f0498a3ce5bedf50e2fb92c838b0e9a44624ca4d72b5f539cc10245cfedca04b3312
SSDEEP

12288:qUi2iN7WxGv2cEgBsSs4j9a1sEEWPPJK1i2RGPBaVj0FbJqzvH1i4QPuTfj+:qUi1SgPEg2j1HPBKnRq40EvHEvP4fj+

Score

10^/10

hawkeye collection credential_access discovery keylogger 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
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

Detected Nirsoft tools 9 IoCs

Free utilities often used by attackers which can steal passwords, product keys, etc.

Processes:

resource	yara_rule
behavioral2/memory/4956-11-0x0000000000400000-0x0000000000488000-memory.dmp	Nirsoft
behavioral2/memory/1948-24-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral2/memory/1948-22-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral2/memory/1948-25-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral2/memory/1948-28-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral2/memory/744-30-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft
behavioral2/memory/744-32-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft
behavioral2/memory/744-33-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft
behavioral2/memory/744-41-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft

NirSoft MailPassView 5 IoCs

Password recovery tool for various email clients

Processes:

resource	yara_rule
behavioral2/memory/4956-11-0x0000000000400000-0x0000000000488000-memory.dmp	MailPassView
behavioral2/memory/1948-24-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView
behavioral2/memory/1948-22-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView
behavioral2/memory/1948-25-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView
behavioral2/memory/1948-28-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView

NirSoft WebBrowserPassView 5 IoCs

Password recovery tool for various web browsers

Processes:

resource	yara_rule
behavioral2/memory/4956-11-0x0000000000400000-0x0000000000488000-memory.dmp	WebBrowserPassView
behavioral2/memory/744-30-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView
behavioral2/memory/744-32-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView
behavioral2/memory/744-33-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView
behavioral2/memory/744-41-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView

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-1-5-21-1194130065-3471212556-1656947724-1000\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

40 whatismyipaddress.com
42 whatismyipaddress.com

flow	ioc
40	whatismyipaddress.com
42	whatismyipaddress.com

Suspicious use of SetThreadContext 3 IoCs

Processes:

50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe

description	pid	process	target process
PID 1044 set thread context of 4956	1044	50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe	50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe
PID 4956 set thread context of 1948	4956	50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe	vbc.exe
PID 4956 set thread context of 744	4956	50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe	vbc.exe

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

Processes:

50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exevbc.exevbc.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exevbc.exe50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe

pid	process
1044	50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe
1044	50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe
744	vbc.exe
744	vbc.exe
4956	50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe

description	pid	process
Token: SeDebugPrivilege	1044	50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe
Token: SeDebugPrivilege	4956	50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe

Suspicious use of WriteProcessMemory 29 IoCs

Processes:

50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe

description	pid	process	target process
PID 1044 wrote to memory of 2436	1044	50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe	50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe
PID 1044 wrote to memory of 2436	1044	50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe	50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe
PID 1044 wrote to memory of 2436	1044	50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe	50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe
PID 1044 wrote to memory of 4956	1044	50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe	50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe
PID 1044 wrote to memory of 4956	1044	50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe	50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe
PID 1044 wrote to memory of 4956	1044	50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe	50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe
PID 1044 wrote to memory of 4956	1044	50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe	50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe
PID 1044 wrote to memory of 4956	1044	50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe	50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe
PID 1044 wrote to memory of 4956	1044	50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe	50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe
PID 1044 wrote to memory of 4956	1044	50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe	50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe
PID 1044 wrote to memory of 4956	1044	50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe	50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe
PID 4956 wrote to memory of 1948	4956	50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe	vbc.exe
PID 4956 wrote to memory of 1948	4956	50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe	vbc.exe
PID 4956 wrote to memory of 1948	4956	50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe	vbc.exe
PID 4956 wrote to memory of 1948	4956	50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe	vbc.exe
PID 4956 wrote to memory of 1948	4956	50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe	vbc.exe
PID 4956 wrote to memory of 1948	4956	50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe	vbc.exe
PID 4956 wrote to memory of 1948	4956	50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe	vbc.exe
PID 4956 wrote to memory of 1948	4956	50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe	vbc.exe
PID 4956 wrote to memory of 1948	4956	50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe	vbc.exe
PID 4956 wrote to memory of 744	4956	50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe	vbc.exe
PID 4956 wrote to memory of 744	4956	50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe	vbc.exe
PID 4956 wrote to memory of 744	4956	50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe	vbc.exe
PID 4956 wrote to memory of 744	4956	50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe	vbc.exe
PID 4956 wrote to memory of 744	4956	50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe	vbc.exe
PID 4956 wrote to memory of 744	4956	50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe	vbc.exe
PID 4956 wrote to memory of 744	4956	50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe	vbc.exe
PID 4956 wrote to memory of 744	4956	50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe	vbc.exe
PID 4956 wrote to memory of 744	4956	50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe	vbc.exe

C:\Users\Admin\AppData\Local\Temp\50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe
"C:\Users\Admin\AppData\Local\Temp\50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1044
- C:\Users\Admin\AppData\Local\Temp\50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe
  "C:\Users\Admin\AppData\Local\Temp\50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe"
  2⤵
  PID:2436
- C:\Users\Admin\AppData\Local\Temp\50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe
  "C:\Users\Admin\AppData\Local\Temp\50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4956
- - 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
    - System Location Discovery: System Language Discovery
    PID:1948
- - 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⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    PID:744

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

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\50acb0d9a9bc6cbca94b77ff490d5aff20c453b24c1fdd498a38a0878755d0bd.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

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

Filesize
3KB

MD5
f94dc819ca773f1e3cb27abbc9e7fa27

SHA1
9a7700efadc5ea09ab288544ef1e3cd876255086

SHA256
a3377ade83786c2bdff5db19ff4dbfd796da4312402b5e77c4c63e38cc6eff92

SHA512
72a2c10d7a53a7f9a319dab66d77ed65639e9aa885b551e0055fc7eaf6ef33bbf109205b42ae11555a0f292563914bc6edb63b310c6f9bda9564095f77ab9196

Download Submit
memory/744-41-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/744-30-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/744-32-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/744-33-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/744-39-0x0000000000460000-0x0000000000529000-memory.dmp

Filesize
804KB

Download
memory/1044-4-0x0000000004BD0000-0x0000000004BDA000-memory.dmp

Filesize
40KB

Download
memory/1044-8-0x0000000074AB0000-0x0000000075260000-memory.dmp

Filesize
7.7MB

Download
memory/1044-9-0x00000000059E0000-0x0000000005A7C000-memory.dmp

Filesize
624KB

Download
memory/1044-10-0x0000000005C80000-0x0000000005D2C000-memory.dmp

Filesize
688KB

Download
memory/1044-7-0x0000000074ABE000-0x0000000074ABF000-memory.dmp

Filesize
4KB

Download
memory/1044-6-0x0000000004DE0000-0x0000000004DEE000-memory.dmp

Filesize
56KB

Download
memory/1044-14-0x0000000074AB0000-0x0000000075260000-memory.dmp

Filesize
7.7MB

Download
memory/1044-5-0x0000000074AB0000-0x0000000075260000-memory.dmp

Filesize
7.7MB

Download
memory/1044-0-0x0000000074ABE000-0x0000000074ABF000-memory.dmp

Filesize
4KB

Download
memory/1044-3-0x0000000004C40000-0x0000000004CD2000-memory.dmp

Filesize
584KB

Download
memory/1044-2-0x0000000005150000-0x00000000056F4000-memory.dmp

Filesize
5.6MB

Download
memory/1044-1-0x0000000000100000-0x00000000001CC000-memory.dmp

Filesize
816KB

Download
memory/1948-25-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/1948-22-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/1948-24-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/1948-28-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4956-29-0x0000000074AB0000-0x0000000075260000-memory.dmp

Filesize
7.7MB

Download
memory/4956-21-0x0000000008090000-0x0000000008098000-memory.dmp

Filesize
32KB

Download
memory/4956-20-0x00000000077B0000-0x0000000007816000-memory.dmp

Filesize
408KB

Download
memory/4956-17-0x0000000005460000-0x00000000054B6000-memory.dmp

Filesize
344KB

Download
memory/4956-16-0x0000000074AB0000-0x0000000075260000-memory.dmp

Filesize
7.7MB

Download
memory/4956-15-0x0000000074AB0000-0x0000000075260000-memory.dmp

Filesize
7.7MB

Download
memory/4956-11-0x0000000000400000-0x0000000000488000-memory.dmp

Filesize
544KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads