hawkeye | 17ef0fc9f1d3ae56620d04b98efe906145ee48dab9ea50bfe4b79323af486132

General

Target

eac105e5bb9ebb983ff160f900e8c9c8_JaffaCakes118.exe
Size

502KB
MD5

eac105e5bb9ebb983ff160f900e8c9c8
SHA1

22447353bd4513e9bc83eb6519d144b48ef7a804
SHA256

17ef0fc9f1d3ae56620d04b98efe906145ee48dab9ea50bfe4b79323af486132
SHA512

c2883ef1a84cdd03be25c399df7af0659d6f2b06de45015ebd8157212a9eb26250efe3df41e43ec318271e93698e382d8b951a8d94b64657138618e4ce810a93
SSDEEP

6144:SbS/QTjhUqBfxrwEnuNcSsm7IoYGW0VvBXCAt6kihwE+VDpJYWmlwnx9bHP:SQtqB5urTIoYWBQk1E+VF9mOx9D

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 8 IoCs

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

resource	yara_rule
behavioral2/memory/3596-6-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral2/memory/3596-8-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral2/memory/3596-9-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral2/memory/3596-12-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral2/memory/2144-15-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft
behavioral2/memory/2144-17-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft
behavioral2/memory/2144-18-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft
behavioral2/memory/2144-26-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft

NirSoft MailPassView 4 IoCs

Password recovery tool for various email clients

resource	yara_rule
behavioral2/memory/3596-6-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView
behavioral2/memory/3596-8-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView
behavioral2/memory/3596-9-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView
behavioral2/memory/3596-12-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView

NirSoft WebBrowserPassView 4 IoCs

Password recovery tool for various web browsers

resource	yara_rule
behavioral2/memory/2144-15-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView
behavioral2/memory/2144-17-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView
behavioral2/memory/2144-18-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView
behavioral2/memory/2144-26-0x0000000000400000-0x0000000000458000-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

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\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.

flow	ioc
10	whatismyipaddress.com
13	whatismyipaddress.com

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2420 set thread context of 3596	2420	eac105e5bb9ebb983ff160f900e8c9c8_JaffaCakes118.exe	89
PID 2420 set thread context of 2144	2420	eac105e5bb9ebb983ff160f900e8c9c8_JaffaCakes118.exe	95

System Location Discovery: System Language Discovery 1 TTPs 3 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	eac105e5bb9ebb983ff160f900e8c9c8_JaffaCakes118.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 2 IoCs

pid	Process
2144	vbc.exe
2144	vbc.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2420	eac105e5bb9ebb983ff160f900e8c9c8_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 2420 wrote to memory of 3596	2420	eac105e5bb9ebb983ff160f900e8c9c8_JaffaCakes118.exe	89
PID 2420 wrote to memory of 3596	2420	eac105e5bb9ebb983ff160f900e8c9c8_JaffaCakes118.exe	89
PID 2420 wrote to memory of 3596	2420	eac105e5bb9ebb983ff160f900e8c9c8_JaffaCakes118.exe	89
PID 2420 wrote to memory of 3596	2420	eac105e5bb9ebb983ff160f900e8c9c8_JaffaCakes118.exe	89
PID 2420 wrote to memory of 3596	2420	eac105e5bb9ebb983ff160f900e8c9c8_JaffaCakes118.exe	89
PID 2420 wrote to memory of 3596	2420	eac105e5bb9ebb983ff160f900e8c9c8_JaffaCakes118.exe	89
PID 2420 wrote to memory of 3596	2420	eac105e5bb9ebb983ff160f900e8c9c8_JaffaCakes118.exe	89
PID 2420 wrote to memory of 3596	2420	eac105e5bb9ebb983ff160f900e8c9c8_JaffaCakes118.exe	89
PID 2420 wrote to memory of 3596	2420	eac105e5bb9ebb983ff160f900e8c9c8_JaffaCakes118.exe	89
PID 2420 wrote to memory of 2144	2420	eac105e5bb9ebb983ff160f900e8c9c8_JaffaCakes118.exe	95
PID 2420 wrote to memory of 2144	2420	eac105e5bb9ebb983ff160f900e8c9c8_JaffaCakes118.exe	95
PID 2420 wrote to memory of 2144	2420	eac105e5bb9ebb983ff160f900e8c9c8_JaffaCakes118.exe	95
PID 2420 wrote to memory of 2144	2420	eac105e5bb9ebb983ff160f900e8c9c8_JaffaCakes118.exe	95
PID 2420 wrote to memory of 2144	2420	eac105e5bb9ebb983ff160f900e8c9c8_JaffaCakes118.exe	95
PID 2420 wrote to memory of 2144	2420	eac105e5bb9ebb983ff160f900e8c9c8_JaffaCakes118.exe	95
PID 2420 wrote to memory of 2144	2420	eac105e5bb9ebb983ff160f900e8c9c8_JaffaCakes118.exe	95
PID 2420 wrote to memory of 2144	2420	eac105e5bb9ebb983ff160f900e8c9c8_JaffaCakes118.exe	95
PID 2420 wrote to memory of 2144	2420	eac105e5bb9ebb983ff160f900e8c9c8_JaffaCakes118.exe	95

C:\Users\Admin\AppData\Local\Temp\eac105e5bb9ebb983ff160f900e8c9c8_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\eac105e5bb9ebb983ff160f900e8c9c8_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2420
- 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"
  2⤵
  - Accesses Microsoft Outlook accounts
  - System Location Discovery: System Language Discovery
  PID:3596
- 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"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2144

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

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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/2144-15-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/2144-26-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/2144-18-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/2144-17-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/2420-1-0x0000000074F90000-0x0000000075541000-memory.dmp

Filesize
5.7MB

Download
memory/2420-2-0x0000000074F90000-0x0000000075541000-memory.dmp

Filesize
5.7MB

Download
memory/2420-5-0x0000000074F90000-0x0000000075541000-memory.dmp

Filesize
5.7MB

Download
memory/2420-0-0x0000000074F92000-0x0000000074F93000-memory.dmp

Filesize
4KB

Download
memory/2420-13-0x0000000074F92000-0x0000000074F93000-memory.dmp

Filesize
4KB

Download
memory/2420-14-0x0000000074F90000-0x0000000075541000-memory.dmp

Filesize
5.7MB

Download
memory/3596-6-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3596-10-0x0000000000420000-0x00000000004E9000-memory.dmp

Filesize
804KB

Download
memory/3596-12-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3596-9-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3596-8-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download

Analysis

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