edf33064c4c3e2966fa8243f8e3a3b48402174696d6b19c5803219639952059b

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
09-10-2024 07:45

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General

Target

2d72ab489772fec104b9d6c9a7ce2027_JaffaCakes118.exe
Size

652KB
MD5

2d72ab489772fec104b9d6c9a7ce2027
SHA1

8a0a6650b9a7887465818ab79007185cfe2b0969
SHA256

edf33064c4c3e2966fa8243f8e3a3b48402174696d6b19c5803219639952059b
SHA512

0a0e7ef31a464e1c299579fdc7a282be930ad69fae115e4ae049db30cf5fc5e0084334e55ad79fcebe1c1a2a6269bdff0abd128e600516ca1a097e984e089787
SSDEEP

12288:i0SlJmmF99W7CQV1POhmmp+ZGnTtmg3Fxx7JvdakTNacsvH:rJw9g7CQjcmi+QnTN3vJxdjpaD

Score

7^/10

discovery spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2640	hpet.exe

Loads dropped DLL 4 IoCs

pid	Process
2664	2d72ab489772fec104b9d6c9a7ce2027_JaffaCakes118.exe
2664	2d72ab489772fec104b9d6c9a7ce2027_JaffaCakes118.exe
2664	2d72ab489772fec104b9d6c9a7ce2027_JaffaCakes118.exe
2664	2d72ab489772fec104b9d6c9a7ce2027_JaffaCakes118.exe

Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003
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 2 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	2d72ab489772fec104b9d6c9a7ce2027_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	hpet.exe

Modifies Internet Explorer settings 1 TTPs 3 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Internet Explorer\Main\Start Page Before = "http://go.microsoft.com/fwlink/?LinkId=69157"	hpet.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Internet Explorer\Main\Search Page Before = "http://go.microsoft.com/fwlink/?LinkId=54896"	hpet.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Internet Explorer\Main\Search Page = "http://search.b1.org/?bsrc=hmior&chid=c162341"	hpet.exe

Modifies Internet Explorer start page 1 TTPs 1 IoCs

stealer

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Internet Explorer\Main\Start Page = "http://search.b1.org/?bsrc=hmior&chid=c162341"	hpet.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2640	hpet.exe
2640	hpet.exe
2640	hpet.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2664	2d72ab489772fec104b9d6c9a7ce2027_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2664 wrote to memory of 2640	2664	2d72ab489772fec104b9d6c9a7ce2027_JaffaCakes118.exe	31
PID 2664 wrote to memory of 2640	2664	2d72ab489772fec104b9d6c9a7ce2027_JaffaCakes118.exe	31
PID 2664 wrote to memory of 2640	2664	2d72ab489772fec104b9d6c9a7ce2027_JaffaCakes118.exe	31
PID 2664 wrote to memory of 2640	2664	2d72ab489772fec104b9d6c9a7ce2027_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\2d72ab489772fec104b9d6c9a7ce2027_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\2d72ab489772fec104b9d6c9a7ce2027_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2664
- C:\Users\Admin\AppData\Roaming\B1Toolbar\hpet.exe
  "C:\Users\Admin\AppData\Roaming\B1Toolbar\hpet.exe" -home -home2 -hie -hff -hgc -et -channel 162341
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Modifies Internet Explorer settings
  - Modifies Internet Explorer start page
  - Suspicious behavior: EnumeratesProcesses
  PID:2640

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Roaming\B1Toolbar\hpet.exe

Filesize
467KB

MD5
97bc7c2a98ee92297fcb2cecf1b222f9

SHA1
b3e08065fff002513c36cfe85e0ca607c68fbce3

SHA256
0effc6288b6ce1f933c8b97dc8ec5e6ee883f0628bea176538f65b0b2297d1fe

SHA512
a53e1220dfba16fe44f20bfc32dd986054751fb124a1c0917af4c34a45e7a2187ae05098a7681f9ed65cee852e3fbecf8fa49cc015b224dc50566659859986cc

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