hawkeye | 27b4901190ca632259654b1d1372d3fffa7e6181a120ba49b79f007872c1a208

General

Target

27b4901190ca632259654b1d1372d3fffa7e6181a120ba49b79f007872c1a208.exe
Size

1.5MB
MD5

c7ec863b390d77f98d3924f4f838b80a
SHA1

711f770265d2af9aef246069e90bf3828aee4fdd
SHA256

27b4901190ca632259654b1d1372d3fffa7e6181a120ba49b79f007872c1a208
SHA512

ff00326a6cc4c65c17deb849a14701de1f924c375637ae366523d8c91801a3bc63234c42bee69e420bca48653503d683c08bbdc0b49e545568fdd51bdd22b7ed
SSDEEP

24576:74lavt0LkLL9IMixoEgeawclhApXk3hxyMrO2fLDCzIWlQc3usq9MmCS:Okwkn9IMHeawclSp6TykDMlB3raPCS

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

NirSoft MailPassView 9 IoCs

Password recovery tool for various email clients

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\5359\5359.exe	MailPassView
C:\Users\Admin\AppData\Local\Temp\5359\5359.exe	MailPassView
C:\Users\Admin\AppData\Roaming\Windows Update.exe	MailPassView
C:\Users\Admin\AppData\Roaming\Windows Update.exe	MailPassView
behavioral2/memory/3488-145-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView
behavioral2/memory/3488-144-0x0000000000000000-mapping.dmp	MailPassView
behavioral2/memory/3488-149-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView
behavioral2/memory/3488-151-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView
behavioral2/memory/3488-153-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView

NirSoft WebBrowserPassView 10 IoCs

Password recovery tool for various web browsers

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\5359\5359.exe	WebBrowserPassView
C:\Users\Admin\AppData\Local\Temp\5359\5359.exe	WebBrowserPassView
C:\Users\Admin\AppData\Roaming\Windows Update.exe	WebBrowserPassView
C:\Users\Admin\AppData\Roaming\Windows Update.exe	WebBrowserPassView
behavioral2/memory/2084-143-0x0000000000000000-mapping.dmp	WebBrowserPassView
behavioral2/memory/2084-146-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView
behavioral2/memory/2084-150-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView
behavioral2/memory/2084-152-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView
behavioral2/memory/2084-154-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView
behavioral2/memory/2084-156-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView

Nirsoft 15 IoCs

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\5359\5359.exe	Nirsoft
C:\Users\Admin\AppData\Local\Temp\5359\5359.exe	Nirsoft
C:\Users\Admin\AppData\Roaming\Windows Update.exe	Nirsoft
C:\Users\Admin\AppData\Roaming\Windows Update.exe	Nirsoft
behavioral2/memory/2084-143-0x0000000000000000-mapping.dmp	Nirsoft
behavioral2/memory/2084-146-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft
behavioral2/memory/3488-145-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral2/memory/3488-144-0x0000000000000000-mapping.dmp	Nirsoft
behavioral2/memory/2084-150-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft
behavioral2/memory/3488-149-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral2/memory/3488-151-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral2/memory/2084-152-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft
behavioral2/memory/3488-153-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral2/memory/2084-154-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft
behavioral2/memory/2084-156-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft

Executes dropped EXE 2 IoCs

Processes:

5359.exeWindows Update.exe

pid process

1456 5359.exe
4796 Windows Update.exe

pid	process
1456	5359.exe
4796	Windows Update.exe

Checks computer location settings 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

27b4901190ca632259654b1d1372d3fffa7e6181a120ba49b79f007872c1a208.exe5359.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Control Panel\International\Geo\Nation	27b4901190ca632259654b1d1372d3fffa7e6181a120ba49b79f007872c1a208.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Control Panel\International\Geo\Nation	5359.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

Processes:

vbc.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts	vbc.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

Windows Update.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\WindowsUpdate.exe"	Windows Update.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.

Processes:

flow ioc

16 whatismyipaddress.com

flow	ioc
16	whatismyipaddress.com

Suspicious use of SetThreadContext 2 IoCs

Processes:

Windows Update.exe

description	pid	process	target process
PID 4796 set thread context of 3488	4796	Windows Update.exe	vbc.exe
PID 4796 set thread context of 2084	4796	Windows Update.exe	vbc.exe

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 3 IoCs

Processes:

Windows Update.exevbc.exe

pid process

4796 Windows Update.exe
2084 vbc.exe
2084 vbc.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Windows Update.exe

description pid process

Token: SeDebugPrivilege 4796 Windows Update.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

Windows Update.exe

pid process

4796 Windows Update.exe

pid	process
4796	Windows Update.exe
2084	vbc.exe
2084	vbc.exe

description	pid	process
Token: SeDebugPrivilege	4796	Windows Update.exe

pid	process
4796	Windows Update.exe

Suspicious use of WriteProcessMemory 24 IoCs

Processes:

27b4901190ca632259654b1d1372d3fffa7e6181a120ba49b79f007872c1a208.exe5359.exeWindows Update.exe

description	pid	process	target process
PID 1476 wrote to memory of 1456	1476	27b4901190ca632259654b1d1372d3fffa7e6181a120ba49b79f007872c1a208.exe	5359.exe
PID 1476 wrote to memory of 1456	1476	27b4901190ca632259654b1d1372d3fffa7e6181a120ba49b79f007872c1a208.exe	5359.exe
PID 1476 wrote to memory of 1456	1476	27b4901190ca632259654b1d1372d3fffa7e6181a120ba49b79f007872c1a208.exe	5359.exe
PID 1456 wrote to memory of 4796	1456	5359.exe	Windows Update.exe
PID 1456 wrote to memory of 4796	1456	5359.exe	Windows Update.exe
PID 1456 wrote to memory of 4796	1456	5359.exe	Windows Update.exe
PID 4796 wrote to memory of 2084	4796	Windows Update.exe	vbc.exe
PID 4796 wrote to memory of 2084	4796	Windows Update.exe	vbc.exe
PID 4796 wrote to memory of 2084	4796	Windows Update.exe	vbc.exe
PID 4796 wrote to memory of 2084	4796	Windows Update.exe	vbc.exe
PID 4796 wrote to memory of 2084	4796	Windows Update.exe	vbc.exe
PID 4796 wrote to memory of 2084	4796	Windows Update.exe	vbc.exe
PID 4796 wrote to memory of 2084	4796	Windows Update.exe	vbc.exe
PID 4796 wrote to memory of 2084	4796	Windows Update.exe	vbc.exe
PID 4796 wrote to memory of 3488	4796	Windows Update.exe	vbc.exe
PID 4796 wrote to memory of 3488	4796	Windows Update.exe	vbc.exe
PID 4796 wrote to memory of 3488	4796	Windows Update.exe	vbc.exe
PID 4796 wrote to memory of 3488	4796	Windows Update.exe	vbc.exe
PID 4796 wrote to memory of 3488	4796	Windows Update.exe	vbc.exe
PID 4796 wrote to memory of 3488	4796	Windows Update.exe	vbc.exe
PID 4796 wrote to memory of 3488	4796	Windows Update.exe	vbc.exe
PID 4796 wrote to memory of 3488	4796	Windows Update.exe	vbc.exe
PID 4796 wrote to memory of 3488	4796	Windows Update.exe	vbc.exe
PID 4796 wrote to memory of 2084	4796	Windows Update.exe	vbc.exe

C:\Users\Admin\AppData\Local\Temp\27b4901190ca632259654b1d1372d3fffa7e6181a120ba49b79f007872c1a208.exe
"C:\Users\Admin\AppData\Local\Temp\27b4901190ca632259654b1d1372d3fffa7e6181a120ba49b79f007872c1a208.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1476

C:\Users\Admin\AppData\Local\Temp\5359\5359.exe
"C:\Users\Admin\AppData\Local\Temp\5359\5359.exe"
2⤵
- Executes dropped EXE
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1456

C:\Users\Admin\AppData\Roaming\Windows Update.exe
"C:\Users\Admin\AppData\Roaming\Windows Update.exe"
3⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4796

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"
4⤵
- Accesses Microsoft Outlook accounts
PID:3488

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"
4⤵
- Suspicious behavior: EnumeratesProcesses
PID:2084

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scripting

1

T1064

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Scripting

1

T1064

Modify Registry

1

T1112

Credential Access

Credentials in Files

1

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\5359\5359.exe
Filesize
502KB

MD5
71506c85564ad3bdfd6f738959a79e42

SHA1
e5087a6a32e95ea8ac2490cd6ca8b486ea14a674

SHA256
62b9687cab4f8328405476e7d90afdfe614941e25ed4f6df6c4ce102bd77cb44

SHA512
822da6eac5edb7bccc04e09a975a3857431bb26d5f8c2d9db73f7967e36432c92e21e2683e79739bb1c936d7df116997dfa06e3b4e0d4d9c217fe9a1f6a97e15

Download Submit
C:\Users\Admin\AppData\Local\Temp\5359\5359.exe
Filesize
502KB

MD5
71506c85564ad3bdfd6f738959a79e42

SHA1
e5087a6a32e95ea8ac2490cd6ca8b486ea14a674

SHA256
62b9687cab4f8328405476e7d90afdfe614941e25ed4f6df6c4ce102bd77cb44

SHA512
822da6eac5edb7bccc04e09a975a3857431bb26d5f8c2d9db73f7967e36432c92e21e2683e79739bb1c936d7df116997dfa06e3b4e0d4d9c217fe9a1f6a97e15

Download Submit
C:\Users\Admin\AppData\Local\Temp\SysInfo.txt
Filesize
47B

MD5
8e387b1fc00d4621b13070fd3a401f5a

SHA1
6c474d7e098abd8e0ccc5398bf98830b949e76ba

SHA256
8b33ae37499834632badee9e8c109d39aad2761be6b8072384454c7f3e6568b2

SHA512
a5caaaea9c6f8695076b7f22a109be6f5e61ac3382af427b386391737218213bb759a0a6725f4994c77891fe2be6cd7819867c85fd3541835207f9495394f865

Download Submit
C:\Users\Admin\AppData\Local\Temp\holderwb.txt
Filesize
3KB

MD5
f94dc819ca773f1e3cb27abbc9e7fa27

SHA1
9a7700efadc5ea09ab288544ef1e3cd876255086

SHA256
a3377ade83786c2bdff5db19ff4dbfd796da4312402b5e77c4c63e38cc6eff92

SHA512
72a2c10d7a53a7f9a319dab66d77ed65639e9aa885b551e0055fc7eaf6ef33bbf109205b42ae11555a0f292563914bc6edb63b310c6f9bda9564095f77ab9196

Download Submit
C:\Users\Admin\AppData\Roaming\Windows Update.exe
Filesize
502KB

MD5
71506c85564ad3bdfd6f738959a79e42

SHA1
e5087a6a32e95ea8ac2490cd6ca8b486ea14a674

SHA256
62b9687cab4f8328405476e7d90afdfe614941e25ed4f6df6c4ce102bd77cb44

SHA512
822da6eac5edb7bccc04e09a975a3857431bb26d5f8c2d9db73f7967e36432c92e21e2683e79739bb1c936d7df116997dfa06e3b4e0d4d9c217fe9a1f6a97e15

Download Submit
C:\Users\Admin\AppData\Roaming\Windows Update.exe
Filesize
502KB

MD5
71506c85564ad3bdfd6f738959a79e42

SHA1
e5087a6a32e95ea8ac2490cd6ca8b486ea14a674

SHA256
62b9687cab4f8328405476e7d90afdfe614941e25ed4f6df6c4ce102bd77cb44

SHA512
822da6eac5edb7bccc04e09a975a3857431bb26d5f8c2d9db73f7967e36432c92e21e2683e79739bb1c936d7df116997dfa06e3b4e0d4d9c217fe9a1f6a97e15

Download Submit
memory/1456-135-0x0000000072EB0000-0x0000000073461000-memory.dmp

Filesize
5.7MB

Download
memory/1456-139-0x0000000072EB0000-0x0000000073461000-memory.dmp

Filesize
5.7MB

Download
memory/1456-132-0x0000000000000000-mapping.dmp

Download
memory/2084-150-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/2084-152-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/2084-143-0x0000000000000000-mapping.dmp

Download
memory/2084-146-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/2084-156-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/2084-154-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/3488-149-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3488-151-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3488-153-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3488-144-0x0000000000000000-mapping.dmp

Download
memory/3488-145-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4796-142-0x0000000072EB0000-0x0000000073461000-memory.dmp

Filesize
5.7MB

Download
memory/4796-140-0x0000000072EB0000-0x0000000073461000-memory.dmp

Filesize
5.7MB

Download
memory/4796-136-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads