hawkeye | 2f79996a4e3c810984fdfeb1df611ff3a1b3d6e983fee3111eff8f84f1f60c86

General

Target

2f79996a4e3c810984fdfeb1df611ff3a1b3d6e983fee3111eff8f84f1f60c86.exe
Size

825KB
MD5

91a939ac483d6fc201bce7807ec673d3
SHA1

bd8ba0259c9f69636ac5ff284547232e01dbd888
SHA256

2f79996a4e3c810984fdfeb1df611ff3a1b3d6e983fee3111eff8f84f1f60c86
SHA512

41f7e94fce592a1a2e2b0e36d04d6cdbb0c19b7ebc6538cebd254ae4baf06e2e52655d8c474b8fb785273d40e8d08e4673c1152f6dfd2da8d62e86c89e743de5

Score

10^/10

hawkeye collection 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

NirSoft MailPassView 6 IoCs

Password recovery tool for various email clients

Processes:

resource	yara_rule
behavioral2/memory/3060-140-0x00000000020C0000-0x0000000002150000-memory.dmp	MailPassView
behavioral2/memory/2888-161-0x0000000002110000-0x00000000021A0000-memory.dmp	MailPassView
behavioral2/memory/4156-167-0x0000000000000000-mapping.dmp	MailPassView
behavioral2/memory/4156-168-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView
behavioral2/memory/4156-170-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView
behavioral2/memory/4156-171-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView

NirSoft WebBrowserPassView 2 IoCs

Password recovery tool for various web browsers

Processes:

resource	yara_rule
behavioral2/memory/3060-140-0x00000000020C0000-0x0000000002150000-memory.dmp	WebBrowserPassView
behavioral2/memory/2888-161-0x0000000002110000-0x00000000021A0000-memory.dmp	WebBrowserPassView

Nirsoft 6 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3060-140-0x00000000020C0000-0x0000000002150000-memory.dmp	Nirsoft
behavioral2/memory/2888-161-0x0000000002110000-0x00000000021A0000-memory.dmp	Nirsoft
behavioral2/memory/4156-167-0x0000000000000000-mapping.dmp	Nirsoft
behavioral2/memory/4156-168-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral2/memory/4156-170-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral2/memory/4156-171-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft

Executes dropped EXE 2 IoCs

Processes:

Windows Update.exeWindows Update.exe

pid process

4636 Windows Update.exe
2888 Windows Update.exe

pid	process
4636	Windows Update.exe
2888	Windows Update.exe

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

Processes:

2f79996a4e3c810984fdfeb1df611ff3a1b3d6e983fee3111eff8f84f1f60c86.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Control Panel\International\Geo\Nation	2f79996a4e3c810984fdfeb1df611ff3a1b3d6e983fee3111eff8f84f1f60c86.exe

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-1-5-21-1809750270-3141839489-3074374771-1000\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

43 whatismyipaddress.com
45 whatismyipaddress.com

flow	ioc
43	whatismyipaddress.com
45	whatismyipaddress.com

Suspicious use of SetThreadContext 3 IoCs

Processes:

2f79996a4e3c810984fdfeb1df611ff3a1b3d6e983fee3111eff8f84f1f60c86.exeWindows Update.exeWindows Update.exe

description	pid	process	target process
PID 4756 set thread context of 3060	4756	2f79996a4e3c810984fdfeb1df611ff3a1b3d6e983fee3111eff8f84f1f60c86.exe	2f79996a4e3c810984fdfeb1df611ff3a1b3d6e983fee3111eff8f84f1f60c86.exe
PID 4636 set thread context of 2888	4636	Windows Update.exe	Windows Update.exe
PID 2888 set thread context of 4156	2888	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 use of AdjustPrivilegeToken 1 IoCs

Processes:

Windows Update.exe

description pid process

Token: SeDebugPrivilege 2888 Windows Update.exe
Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

2f79996a4e3c810984fdfeb1df611ff3a1b3d6e983fee3111eff8f84f1f60c86.exeWindows Update.exeWindows Update.exe

pid process

4756 2f79996a4e3c810984fdfeb1df611ff3a1b3d6e983fee3111eff8f84f1f60c86.exe
4636 Windows Update.exe
2888 Windows Update.exe

description	pid	process
Token: SeDebugPrivilege	2888	Windows Update.exe

pid	process
4756	2f79996a4e3c810984fdfeb1df611ff3a1b3d6e983fee3111eff8f84f1f60c86.exe
4636	Windows Update.exe
2888	Windows Update.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

2f79996a4e3c810984fdfeb1df611ff3a1b3d6e983fee3111eff8f84f1f60c86.exe2f79996a4e3c810984fdfeb1df611ff3a1b3d6e983fee3111eff8f84f1f60c86.exeWindows Update.exeWindows Update.exe

description	pid	process	target process
PID 4756 wrote to memory of 3060	4756	2f79996a4e3c810984fdfeb1df611ff3a1b3d6e983fee3111eff8f84f1f60c86.exe	2f79996a4e3c810984fdfeb1df611ff3a1b3d6e983fee3111eff8f84f1f60c86.exe
PID 4756 wrote to memory of 3060	4756	2f79996a4e3c810984fdfeb1df611ff3a1b3d6e983fee3111eff8f84f1f60c86.exe	2f79996a4e3c810984fdfeb1df611ff3a1b3d6e983fee3111eff8f84f1f60c86.exe
PID 4756 wrote to memory of 3060	4756	2f79996a4e3c810984fdfeb1df611ff3a1b3d6e983fee3111eff8f84f1f60c86.exe	2f79996a4e3c810984fdfeb1df611ff3a1b3d6e983fee3111eff8f84f1f60c86.exe
PID 3060 wrote to memory of 4636	3060	2f79996a4e3c810984fdfeb1df611ff3a1b3d6e983fee3111eff8f84f1f60c86.exe	Windows Update.exe
PID 3060 wrote to memory of 4636	3060	2f79996a4e3c810984fdfeb1df611ff3a1b3d6e983fee3111eff8f84f1f60c86.exe	Windows Update.exe
PID 3060 wrote to memory of 4636	3060	2f79996a4e3c810984fdfeb1df611ff3a1b3d6e983fee3111eff8f84f1f60c86.exe	Windows Update.exe
PID 4636 wrote to memory of 2888	4636	Windows Update.exe	Windows Update.exe
PID 4636 wrote to memory of 2888	4636	Windows Update.exe	Windows Update.exe
PID 4636 wrote to memory of 2888	4636	Windows Update.exe	Windows Update.exe
PID 2888 wrote to memory of 4156	2888	Windows Update.exe	vbc.exe
PID 2888 wrote to memory of 4156	2888	Windows Update.exe	vbc.exe
PID 2888 wrote to memory of 4156	2888	Windows Update.exe	vbc.exe
PID 2888 wrote to memory of 4156	2888	Windows Update.exe	vbc.exe
PID 2888 wrote to memory of 4156	2888	Windows Update.exe	vbc.exe
PID 2888 wrote to memory of 4156	2888	Windows Update.exe	vbc.exe
PID 2888 wrote to memory of 4156	2888	Windows Update.exe	vbc.exe
PID 2888 wrote to memory of 4156	2888	Windows Update.exe	vbc.exe
PID 2888 wrote to memory of 4156	2888	Windows Update.exe	vbc.exe

C:\Users\Admin\AppData\Local\Temp\2f79996a4e3c810984fdfeb1df611ff3a1b3d6e983fee3111eff8f84f1f60c86.exe
"C:\Users\Admin\AppData\Local\Temp\2f79996a4e3c810984fdfeb1df611ff3a1b3d6e983fee3111eff8f84f1f60c86.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4756

C:\Users\Admin\AppData\Local\Temp\2f79996a4e3c810984fdfeb1df611ff3a1b3d6e983fee3111eff8f84f1f60c86.exe
C:\Users\Admin\AppData\Local\Temp\2f79996a4e3c810984fdfeb1df611ff3a1b3d6e983fee3111eff8f84f1f60c86.exe"
2⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3060

C:\Users\Admin\AppData\Roaming\Windows Update.exe
"C:\Users\Admin\AppData\Roaming\Windows Update.exe"
3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4636

C:\Users\Admin\AppData\Roaming\Windows Update.exe
C:\Users\Admin\AppData\Roaming\Windows Update.exe"
4⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2888

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"
5⤵
- Accesses Microsoft Outlook accounts
PID:4156

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scripting

1

T1064

Persistence

Privilege Escalation

Defense Evasion

Scripting

1

T1064

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\SysInfo.txt
Filesize
102B

MD5
4ecc7d5c2f56084e23b78867545e2a66

SHA1
c3f5fce1709d1cbd48086fd5adfc0d269790284a

SHA256
5713be25e5bd243e1720475f6241bb8a2e0a2af6e7396c876948c365ee4aba7c

SHA512
565949e15a350a3b45d498c2ffb9e3de633b046e9017e7bee153e5cde89ca84ae64f4d4b5d431de2e2c15b5e8c5e36b58c47eed5100a85c0dc1c8969709f571a

Download Submit
C:\Users\Admin\AppData\Roaming\Windows Update.exe
Filesize
825KB

MD5
91a939ac483d6fc201bce7807ec673d3

SHA1
bd8ba0259c9f69636ac5ff284547232e01dbd888

SHA256
2f79996a4e3c810984fdfeb1df611ff3a1b3d6e983fee3111eff8f84f1f60c86

SHA512
41f7e94fce592a1a2e2b0e36d04d6cdbb0c19b7ebc6538cebd254ae4baf06e2e52655d8c474b8fb785273d40e8d08e4673c1152f6dfd2da8d62e86c89e743de5

Download Submit
C:\Users\Admin\AppData\Roaming\Windows Update.exe
Filesize
825KB

MD5
91a939ac483d6fc201bce7807ec673d3

SHA1
bd8ba0259c9f69636ac5ff284547232e01dbd888

SHA256
2f79996a4e3c810984fdfeb1df611ff3a1b3d6e983fee3111eff8f84f1f60c86

SHA512
41f7e94fce592a1a2e2b0e36d04d6cdbb0c19b7ebc6538cebd254ae4baf06e2e52655d8c474b8fb785273d40e8d08e4673c1152f6dfd2da8d62e86c89e743de5

Download Submit
C:\Users\Admin\AppData\Roaming\Windows Update.exe
Filesize
825KB

MD5
91a939ac483d6fc201bce7807ec673d3

SHA1
bd8ba0259c9f69636ac5ff284547232e01dbd888

SHA256
2f79996a4e3c810984fdfeb1df611ff3a1b3d6e983fee3111eff8f84f1f60c86

SHA512
41f7e94fce592a1a2e2b0e36d04d6cdbb0c19b7ebc6538cebd254ae4baf06e2e52655d8c474b8fb785273d40e8d08e4673c1152f6dfd2da8d62e86c89e743de5

Download Submit
memory/2888-173-0x0000000074570000-0x0000000074B21000-memory.dmp

Filesize
5.7MB

Download
memory/2888-172-0x0000000076F00000-0x00000000770A3000-memory.dmp

Filesize
1.6MB

Download
memory/2888-165-0x0000000074570000-0x0000000074B21000-memory.dmp

Filesize
5.7MB

Download
memory/2888-164-0x0000000076F00000-0x00000000770A3000-memory.dmp

Filesize
1.6MB

Download
memory/2888-161-0x0000000002110000-0x00000000021A0000-memory.dmp

Filesize
576KB

Download
memory/2888-153-0x0000000000000000-mapping.dmp

Download
memory/3060-144-0x0000000076F00000-0x00000000770A3000-memory.dmp

Filesize
1.6MB

Download
memory/3060-143-0x0000000076F00000-0x00000000770A3000-memory.dmp

Filesize
1.6MB

Download
memory/3060-152-0x0000000074570000-0x0000000074B21000-memory.dmp

Filesize
5.7MB

Download
memory/3060-133-0x0000000000000000-mapping.dmp

Download
memory/3060-145-0x0000000074570000-0x0000000074B21000-memory.dmp

Filesize
5.7MB

Download
memory/3060-137-0x0000000000400000-0x0000000000477000-memory.dmp

Filesize
476KB

Download
memory/3060-140-0x00000000020C0000-0x0000000002150000-memory.dmp

Filesize
576KB

Download
memory/3060-150-0x0000000076F00000-0x00000000770A3000-memory.dmp

Filesize
1.6MB

Download
memory/4156-167-0x0000000000000000-mapping.dmp

Download
memory/4156-168-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4156-170-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4156-171-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4636-155-0x0000000076F00000-0x00000000770A3000-memory.dmp

Filesize
1.6MB

Download
memory/4636-146-0x0000000000000000-mapping.dmp

Download
memory/4756-132-0x0000000002210000-0x0000000002218000-memory.dmp

Filesize
32KB

Download
memory/4756-134-0x0000000076F00000-0x00000000770A3000-memory.dmp

Filesize
1.6MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads