bf81d34d57b3fd15de4f92dd416fca1d6700824c73370beb5eddc4c766ec0efe

General

Target

a9e8d1a30c8e2fd5c48f17000aa814c6_JaffaCakes118.exe
Size

163KB
MD5

a9e8d1a30c8e2fd5c48f17000aa814c6
SHA1

df407372fa427b3444bd52d47db4c2ce4f255c99
SHA256

bf81d34d57b3fd15de4f92dd416fca1d6700824c73370beb5eddc4c766ec0efe
SHA512

fe367a193b718dc51f23fd37af41a557f403b704d139a8ae84fdf4c3fa2c73edbf8fc0a16b8fb24fd3aacb670b38526b8d00edc60a811fe0adbc9980af7e6844
SSDEEP

3072:lb9HdEgnc29JuB/RVgU974KlGro2UWQRtgxC6c3ovNRdNUirqSmF7Nv5D:l5HXbmVJ974KlGM/g46cYVWimF7hV

Score

8^/10

discovery persistence upx

Malware Config

Signatures

Event Triggered Execution: Image File Execution Options Injection 1 TTPs 2 IoCs

persistence

Image File Execution Options Injection

T1546.012

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\egui.exe	a5.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\egui.exe\Debugger = "services.exe"	a5.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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Control Panel\International\Geo\Nation	a9e8d1a30c8e2fd5c48f17000aa814c6_JaffaCakes118.exe

Executes dropped EXE 3 IoCs

pid	Process
3528	QvodSetupPlus3.exe
2516	a5.exe
880	~24064806.exe

UPX packed file 17 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/files/0x000a0000000233f1-5.dat	upx
behavioral2/files/0x000a000000023451-20.dat	upx
behavioral2/memory/2516-21-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral2/memory/3528-18-0x0000000000400000-0x0000000000457000-memory.dmp	upx
behavioral2/memory/3528-23-0x0000000000400000-0x0000000000457000-memory.dmp	upx
behavioral2/memory/2516-26-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral2/memory/2516-25-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral2/memory/3528-27-0x0000000000400000-0x0000000000457000-memory.dmp	upx
behavioral2/memory/2516-28-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral2/memory/3528-39-0x0000000000400000-0x0000000000457000-memory.dmp	upx
behavioral2/memory/2516-40-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral2/memory/3528-43-0x0000000000400000-0x0000000000457000-memory.dmp	upx
behavioral2/memory/3528-45-0x0000000000400000-0x0000000000457000-memory.dmp	upx
behavioral2/memory/3528-49-0x0000000000400000-0x0000000000457000-memory.dmp	upx
behavioral2/memory/3528-53-0x0000000000400000-0x0000000000457000-memory.dmp	upx
behavioral2/memory/3528-55-0x0000000000400000-0x0000000000457000-memory.dmp	upx
behavioral2/memory/3528-59-0x0000000000400000-0x0000000000457000-memory.dmp	upx

Adds Run key to start application 2 TTPs 2 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\msconfigs = "C:\\Windows\\system32\\cwREB.exe"	a5.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\msconfigs = "C:\\Windows\\system32\\cwREB.exe"	a5.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\cwREB.exe	a5.exe

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 5 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	a5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	~24064806.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a9e8d1a30c8e2fd5c48f17000aa814c6_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	QvodSetupPlus3.exe

Suspicious behavior: EnumeratesProcesses 28 IoCs

pid	Process
2516	a5.exe
2516	a5.exe
2516	a5.exe
2516	a5.exe
2516	a5.exe
2516	a5.exe
2516	a5.exe
2516	a5.exe
2516	a5.exe
2516	a5.exe
2516	a5.exe
2516	a5.exe
2516	a5.exe
2516	a5.exe
2516	a5.exe
2516	a5.exe
2516	a5.exe
2516	a5.exe
2516	a5.exe
2516	a5.exe
880	~24064806.exe
880	~24064806.exe
880	~24064806.exe
880	~24064806.exe
880	~24064806.exe
880	~24064806.exe
880	~24064806.exe
880	~24064806.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
656	Process not Found

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2516	a5.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
3528	QvodSetupPlus3.exe
3528	QvodSetupPlus3.exe
3528	QvodSetupPlus3.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
3528	QvodSetupPlus3.exe
3528	QvodSetupPlus3.exe
3528	QvodSetupPlus3.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3240 wrote to memory of 3528	3240	a9e8d1a30c8e2fd5c48f17000aa814c6_JaffaCakes118.exe	84
PID 3240 wrote to memory of 3528	3240	a9e8d1a30c8e2fd5c48f17000aa814c6_JaffaCakes118.exe	84
PID 3240 wrote to memory of 3528	3240	a9e8d1a30c8e2fd5c48f17000aa814c6_JaffaCakes118.exe	84
PID 3240 wrote to memory of 2516	3240	a9e8d1a30c8e2fd5c48f17000aa814c6_JaffaCakes118.exe	85
PID 3240 wrote to memory of 2516	3240	a9e8d1a30c8e2fd5c48f17000aa814c6_JaffaCakes118.exe	85
PID 3240 wrote to memory of 2516	3240	a9e8d1a30c8e2fd5c48f17000aa814c6_JaffaCakes118.exe	85
PID 2516 wrote to memory of 880	2516	a5.exe	99
PID 2516 wrote to memory of 880	2516	a5.exe	99
PID 2516 wrote to memory of 880	2516	a5.exe	99
PID 880 wrote to memory of 3188	880	~24064806.exe	100
PID 880 wrote to memory of 3188	880	~24064806.exe	100
PID 880 wrote to memory of 3188	880	~24064806.exe	100

C:\Users\Admin\AppData\Local\Temp\a9e8d1a30c8e2fd5c48f17000aa814c6_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a9e8d1a30c8e2fd5c48f17000aa814c6_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3240
- C:\Users\Admin\AppData\Local\Temp\QvodSetupPlus3.exe
  "C:\Users\Admin\AppData\Local\Temp\QvodSetupPlus3.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  PID:3528
- C:\Users\Admin\AppData\Local\Temp\a5.exe
  "C:\Users\Admin\AppData\Local\Temp\a5.exe"
  2⤵
  - Event Triggered Execution: Image File Execution Options Injection
  - Executes dropped EXE
  - Adds Run key to start application
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2516
- - C:\Users\Admin\AppData\Local\Temp\~24064806.exe
    C:\Users\Admin\AppData\Local\Temp\~24064806.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:880
  - - C:\Windows\SysWOW64\cmd.exe
      cmd
      4⤵
      System Location Discovery: System Language Discovery
      PID:3188

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Event Triggered Execution

1

T1546

Image File Execution Options Injection

1

T1546.012

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Event Triggered Execution

1

T1546

Image File Execution Options Injection

1

T1546.012

Defense Evasion

Modify Registry

1

T1112

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

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\QvodSetupPlus3.exe

Filesize
149KB

MD5
a3de6c880f4fbe1c2fdae63bed2587c5

SHA1
d24408ca4349f83b66409e773fab10863469a1f6

SHA256
eae20a59c483e08d98b03e9367af8069ae78133240f0ad73077db1f5f63c1e39

SHA512
218523a61e1cb2da1e2f92170965bcb51f3dc006365be606cd3d19fe8abe54c6c59674c161febdeacdc0fa8974a5ed1bfe00471c1762184026646cbc9881d12e

Download Submit
C:\Users\Admin\AppData\Local\Temp\a5.exe

Filesize
27KB

MD5
0384f7bb7c11478a49daa7bf8835b350

SHA1
4e03775afcf603a7fa8826780b28ced3dc973114

SHA256
ef08c323945e892f2effe7f798c37e097ce298b5d84d14fb91f0f7c59b4e6b3d

SHA512
2559884a2e88ba7a9136554d151d364aede5b07da25b2a06996b528402edd37f37c8ba362484c35e5a693cd012dc23b0373cc178cbbd877fdc56832a837ee4b9

Download Submit
C:\Users\Admin\AppData\Local\Temp\~24064806.exe

Filesize
8KB

MD5
b982364e53855a6963f2753fc5fc084f

SHA1
b66c7dda9ae97712b0640bfba61ca15e23bc82ec

SHA256
c81d315f80e8b3207e9391298263fae8651046576fc2a652e26d744fe5227763

SHA512
d06f3b6000a4e342773435e9b96818614af4da3a8c2b692e1d5cc994d18c68872858cb09fd36bca3158ab863efb31e89421866f4c99d6f863b8d593db0adfc7e

Download Submit
memory/2516-25-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2516-21-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2516-40-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2516-28-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2516-26-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/3240-22-0x0000000000400000-0x000000000042A719-memory.dmp

Filesize
169KB

Download
memory/3240-0-0x0000000000400000-0x000000000042A719-memory.dmp

Filesize
169KB

Download
memory/3528-27-0x0000000000400000-0x0000000000457000-memory.dmp

Filesize
348KB

Download
memory/3528-23-0x0000000000400000-0x0000000000457000-memory.dmp

Filesize
348KB

Download
memory/3528-39-0x0000000000400000-0x0000000000457000-memory.dmp

Filesize
348KB

Download
memory/3528-18-0x0000000000400000-0x0000000000457000-memory.dmp

Filesize
348KB

Download
memory/3528-43-0x0000000000400000-0x0000000000457000-memory.dmp

Filesize
348KB

Download
memory/3528-45-0x0000000000400000-0x0000000000457000-memory.dmp

Filesize
348KB

Download
memory/3528-49-0x0000000000400000-0x0000000000457000-memory.dmp

Filesize
348KB

Download
memory/3528-53-0x0000000000400000-0x0000000000457000-memory.dmp

Filesize
348KB

Download
memory/3528-55-0x0000000000400000-0x0000000000457000-memory.dmp

Filesize
348KB

Download
memory/3528-59-0x0000000000400000-0x0000000000457000-memory.dmp

Filesize
348KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads