hawkeye | c988751b7a7b61ed8046d1ab2ae220a2c1adda5780edac81981963e6ea25177a

General

Target

JaffaCakes118_c988751b7a7b61ed8046d1ab2ae220a2c1adda5780edac81981963e6ea25177a.exe
Size

520KB
MD5

18a9b3b072dcb77f3a21ddc795d5b1ee
SHA1

a4430a7259b543bb0d5dfaa26b93cca8eb43764f
SHA256

c988751b7a7b61ed8046d1ab2ae220a2c1adda5780edac81981963e6ea25177a
SHA512

eb1c320783402ac8363bb23da03bcb3289369fcd5e9415539135b0cb35e02cdbef9f6a3d689089d2f7ba0c74a6df24190a92754f4b5e81a67b6fe92f5f5cf505
SSDEEP

6144:XjunqewWEbS/QTjhUqBfxrwEnuNcSsm7IoYGW0VvBXCAt6kihwE+VDpJYWmlwnx/:FWEQtqB5urTIoYWBQk1E+VF9mOx9Ji

Score

10^/10

hawkeye collection 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
Hawkeye family
hawkeye

Detected Nirsoft tools 9 IoCs

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

resource	yara_rule
behavioral2/files/0x0007000000023c94-8.dat	Nirsoft
behavioral2/memory/372-24-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral2/memory/372-26-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral2/memory/372-27-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral2/memory/372-30-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral2/memory/440-32-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft
behavioral2/memory/440-34-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft
behavioral2/memory/440-35-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft
behavioral2/memory/440-43-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft

NirSoft MailPassView 5 IoCs

Password recovery tool for various email clients

resource	yara_rule
behavioral2/files/0x0007000000023c94-8.dat	MailPassView
behavioral2/memory/372-24-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView
behavioral2/memory/372-26-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView
behavioral2/memory/372-27-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView
behavioral2/memory/372-30-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView

NirSoft WebBrowserPassView 5 IoCs

Password recovery tool for various web browsers

resource	yara_rule
behavioral2/files/0x0007000000023c94-8.dat	WebBrowserPassView
behavioral2/memory/440-32-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView
behavioral2/memory/440-34-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView
behavioral2/memory/440-35-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView
behavioral2/memory/440-43-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView

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-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	JaffaCakes118_c988751b7a7b61ed8046d1ab2ae220a2c1adda5780edac81981963e6ea25177a.exe

Deletes itself 1 IoCs

pid	Process
3620	Windows Update.exe

Executes dropped EXE 1 IoCs

pid	Process
3620	Windows Update.exe

Uses the VBS compiler for execution 1 TTPs

Command and Scripting Interpreter
T1059

Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\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
12	whatismyipaddress.com

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 3620 set thread context of 372	3620	Windows Update.exe	84
PID 3620 set thread context of 440	3620	Windows Update.exe	89

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

System Information Discovery
T1082

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Windows Update.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_c988751b7a7b61ed8046d1ab2ae220a2c1adda5780edac81981963e6ea25177a.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
440	vbc.exe
440	vbc.exe
3620	Windows Update.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3620	Windows Update.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3620	Windows Update.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 4520 wrote to memory of 3620	4520	JaffaCakes118_c988751b7a7b61ed8046d1ab2ae220a2c1adda5780edac81981963e6ea25177a.exe	82
PID 4520 wrote to memory of 3620	4520	JaffaCakes118_c988751b7a7b61ed8046d1ab2ae220a2c1adda5780edac81981963e6ea25177a.exe	82
PID 4520 wrote to memory of 3620	4520	JaffaCakes118_c988751b7a7b61ed8046d1ab2ae220a2c1adda5780edac81981963e6ea25177a.exe	82
PID 3620 wrote to memory of 372	3620	Windows Update.exe	84
PID 3620 wrote to memory of 372	3620	Windows Update.exe	84
PID 3620 wrote to memory of 372	3620	Windows Update.exe	84
PID 3620 wrote to memory of 372	3620	Windows Update.exe	84
PID 3620 wrote to memory of 372	3620	Windows Update.exe	84
PID 3620 wrote to memory of 372	3620	Windows Update.exe	84
PID 3620 wrote to memory of 372	3620	Windows Update.exe	84
PID 3620 wrote to memory of 372	3620	Windows Update.exe	84
PID 3620 wrote to memory of 372	3620	Windows Update.exe	84
PID 3620 wrote to memory of 440	3620	Windows Update.exe	89
PID 3620 wrote to memory of 440	3620	Windows Update.exe	89
PID 3620 wrote to memory of 440	3620	Windows Update.exe	89
PID 3620 wrote to memory of 440	3620	Windows Update.exe	89
PID 3620 wrote to memory of 440	3620	Windows Update.exe	89
PID 3620 wrote to memory of 440	3620	Windows Update.exe	89
PID 3620 wrote to memory of 440	3620	Windows Update.exe	89
PID 3620 wrote to memory of 440	3620	Windows Update.exe	89
PID 3620 wrote to memory of 440	3620	Windows Update.exe	89

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c988751b7a7b61ed8046d1ab2ae220a2c1adda5780edac81981963e6ea25177a.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c988751b7a7b61ed8046d1ab2ae220a2c1adda5780edac81981963e6ea25177a.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4520
- C:\Users\Admin\AppData\Roaming\Windows Update.exe
  "C:\Users\Admin\AppData\Roaming\Windows Update.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3620
- - 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:372
- - 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:440

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

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\Temp\SysInfo.txt

Filesize
116B

MD5
3c52bf8b6cecf5a30809a57fa77e67f6

SHA1
90444411842c71e8b3c83d4b3fbb82dcd494db1d

SHA256
dabb8fa8b0d35b6fa538f2e2d9649b8f828a3d91c95f1dcf88d479ba0d469290

SHA512
0ed33168e8708156110e5b15925f91fc421fd8e82fc367de26e91431be5ef9c49d2761920c818a7046abe62bad8b9ed06edf2e2eec8739fa80c695752726beaf

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
520KB

MD5
18a9b3b072dcb77f3a21ddc795d5b1ee

SHA1
a4430a7259b543bb0d5dfaa26b93cca8eb43764f

SHA256
c988751b7a7b61ed8046d1ab2ae220a2c1adda5780edac81981963e6ea25177a

SHA512
eb1c320783402ac8363bb23da03bcb3289369fcd5e9415539135b0cb35e02cdbef9f6a3d689089d2f7ba0c74a6df24190a92754f4b5e81a67b6fe92f5f5cf505

Download Submit
memory/372-27-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/372-28-0x0000000000470000-0x0000000000539000-memory.dmp

Filesize
804KB

Download
memory/372-30-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/372-24-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/372-26-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/440-43-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/440-35-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/440-34-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/440-32-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/3620-19-0x0000000075330000-0x00000000758E1000-memory.dmp

Filesize
5.7MB

Download
memory/3620-20-0x0000000075330000-0x00000000758E1000-memory.dmp

Filesize
5.7MB

Download
memory/3620-17-0x0000000075330000-0x00000000758E1000-memory.dmp

Filesize
5.7MB

Download
memory/3620-31-0x0000000075330000-0x00000000758E1000-memory.dmp

Filesize
5.7MB

Download
memory/4520-18-0x0000000075330000-0x00000000758E1000-memory.dmp

Filesize
5.7MB

Download
memory/4520-0-0x0000000075332000-0x0000000075333000-memory.dmp

Filesize
4KB

Download
memory/4520-4-0x0000000075330000-0x00000000758E1000-memory.dmp

Filesize
5.7MB

Download
memory/4520-2-0x0000000075330000-0x00000000758E1000-memory.dmp

Filesize
5.7MB

Download
memory/4520-1-0x0000000075330000-0x00000000758E1000-memory.dmp

Filesize
5.7MB

Download

Analysis

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