391b7621f4ef3dbe98e0ccf838bc90311772c2cd3baaba9d73f1a709626b6f46

Analysis

max time kernel
141s
max time network
120s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
19/08/2024, 17:35

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General

Target

abefab19051f6d1a076dbaeb69739435_JaffaCakes118.exe
Size

505KB
MD5

abefab19051f6d1a076dbaeb69739435
SHA1

ceffed1cb5da9fdaceb567959621f196828e036a
SHA256

391b7621f4ef3dbe98e0ccf838bc90311772c2cd3baaba9d73f1a709626b6f46
SHA512

4d3e5d62fda8f5f252e86218219c7114952b9c0557aed690c203097602f5ceef212a8993b030521de471499411118d448b6bc36d14c5cad0b0ead5bbb404645d
SSDEEP

12288:KzcRD02J4Sq2vHGB67KWKKmDyScXwxgi+JoCtIyTK0:IcRToImoAeScXzzoqK0

Score

7^/10

discovery persistence spyware stealer upx

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
2692	reader.exe
2880	reader.exe

Loads dropped DLL 2 IoCs

pid	Process
2376	abefab19051f6d1a076dbaeb69739435_JaffaCakes118.exe
2692	reader.exe

Reads user/profile data of web browsers 2 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

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2380-0-0x0000000000400000-0x000000000050C000-memory.dmp	upx
behavioral1/memory/2380-22-0x0000000000400000-0x000000000050C000-memory.dmp	upx
behavioral1/files/0x000800000001211b-25.dat	upx
behavioral1/memory/2692-32-0x0000000000400000-0x000000000050C000-memory.dmp	upx
behavioral1/memory/2692-59-0x0000000000400000-0x000000000050C000-memory.dmp	upx

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\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Windows\CurrentVersion\Run\winstep = "C:\\Users\\Admin\\AppData\\Roaming\\reader.exe"	reader.exe

AutoIT Executable 2 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/memory/2380-22-0x0000000000400000-0x000000000050C000-memory.dmp	autoit_exe
behavioral1/memory/2692-59-0x0000000000400000-0x000000000050C000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2380 set thread context of 2376	2380	abefab19051f6d1a076dbaeb69739435_JaffaCakes118.exe	30
PID 2692 set thread context of 2880	2692	reader.exe	32

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 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	abefab19051f6d1a076dbaeb69739435_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	abefab19051f6d1a076dbaeb69739435_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reader.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2880	reader.exe

Suspicious use of FindShellTrayWindow 6 IoCs

pid	Process
2380	abefab19051f6d1a076dbaeb69739435_JaffaCakes118.exe
2380	abefab19051f6d1a076dbaeb69739435_JaffaCakes118.exe
2380	abefab19051f6d1a076dbaeb69739435_JaffaCakes118.exe
2692	reader.exe
2692	reader.exe
2692	reader.exe

Suspicious use of SendNotifyMessage 6 IoCs

pid	Process
2380	abefab19051f6d1a076dbaeb69739435_JaffaCakes118.exe
2380	abefab19051f6d1a076dbaeb69739435_JaffaCakes118.exe
2380	abefab19051f6d1a076dbaeb69739435_JaffaCakes118.exe
2692	reader.exe
2692	reader.exe
2692	reader.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 2380 wrote to memory of 2376	2380	abefab19051f6d1a076dbaeb69739435_JaffaCakes118.exe	30
PID 2380 wrote to memory of 2376	2380	abefab19051f6d1a076dbaeb69739435_JaffaCakes118.exe	30
PID 2380 wrote to memory of 2376	2380	abefab19051f6d1a076dbaeb69739435_JaffaCakes118.exe	30
PID 2380 wrote to memory of 2376	2380	abefab19051f6d1a076dbaeb69739435_JaffaCakes118.exe	30
PID 2380 wrote to memory of 2376	2380	abefab19051f6d1a076dbaeb69739435_JaffaCakes118.exe	30
PID 2380 wrote to memory of 2376	2380	abefab19051f6d1a076dbaeb69739435_JaffaCakes118.exe	30
PID 2380 wrote to memory of 2376	2380	abefab19051f6d1a076dbaeb69739435_JaffaCakes118.exe	30
PID 2380 wrote to memory of 2376	2380	abefab19051f6d1a076dbaeb69739435_JaffaCakes118.exe	30
PID 2380 wrote to memory of 2376	2380	abefab19051f6d1a076dbaeb69739435_JaffaCakes118.exe	30
PID 2380 wrote to memory of 2376	2380	abefab19051f6d1a076dbaeb69739435_JaffaCakes118.exe	30
PID 2380 wrote to memory of 2376	2380	abefab19051f6d1a076dbaeb69739435_JaffaCakes118.exe	30
PID 2380 wrote to memory of 2376	2380	abefab19051f6d1a076dbaeb69739435_JaffaCakes118.exe	30
PID 2376 wrote to memory of 2692	2376	abefab19051f6d1a076dbaeb69739435_JaffaCakes118.exe	31
PID 2376 wrote to memory of 2692	2376	abefab19051f6d1a076dbaeb69739435_JaffaCakes118.exe	31
PID 2376 wrote to memory of 2692	2376	abefab19051f6d1a076dbaeb69739435_JaffaCakes118.exe	31
PID 2376 wrote to memory of 2692	2376	abefab19051f6d1a076dbaeb69739435_JaffaCakes118.exe	31
PID 2692 wrote to memory of 2880	2692	reader.exe	32
PID 2692 wrote to memory of 2880	2692	reader.exe	32
PID 2692 wrote to memory of 2880	2692	reader.exe	32
PID 2692 wrote to memory of 2880	2692	reader.exe	32
PID 2692 wrote to memory of 2880	2692	reader.exe	32
PID 2692 wrote to memory of 2880	2692	reader.exe	32
PID 2692 wrote to memory of 2880	2692	reader.exe	32
PID 2692 wrote to memory of 2880	2692	reader.exe	32
PID 2692 wrote to memory of 2880	2692	reader.exe	32
PID 2692 wrote to memory of 2880	2692	reader.exe	32
PID 2692 wrote to memory of 2880	2692	reader.exe	32
PID 2692 wrote to memory of 2880	2692	reader.exe	32

C:\Users\Admin\AppData\Local\Temp\abefab19051f6d1a076dbaeb69739435_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\abefab19051f6d1a076dbaeb69739435_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2380
- C:\Users\Admin\AppData\Local\Temp\abefab19051f6d1a076dbaeb69739435_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\abefab19051f6d1a076dbaeb69739435_JaffaCakes118.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2376
- - C:\Users\Admin\AppData\Roaming\reader.exe
    C:\Users\Admin\AppData\Roaming\reader.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of SendNotifyMessage
    - Suspicious use of WriteProcessMemory
    PID:2692
  - - C:\Users\Admin\AppData\Roaming\reader.exe
      "C:\Users\Admin\AppData\Roaming\reader.exe"
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      Suspicious behavior: EnumeratesProcesses
      PID:2880

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

Modify Registry

T1112

Credential Access

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\reader.exe

Filesize
505KB

MD5
abefab19051f6d1a076dbaeb69739435

SHA1
ceffed1cb5da9fdaceb567959621f196828e036a

SHA256
391b7621f4ef3dbe98e0ccf838bc90311772c2cd3baaba9d73f1a709626b6f46

SHA512
4d3e5d62fda8f5f252e86218219c7114952b9c0557aed690c203097602f5ceef212a8993b030521de471499411118d448b6bc36d14c5cad0b0ead5bbb404645d

Download Submit
memory/2376-21-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/2376-18-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/2376-7-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/2376-5-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/2376-17-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/2376-15-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2376-13-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/2376-11-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/2376-9-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/2376-1-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/2376-28-0x0000000000420000-0x00000000004FF000-memory.dmp

Filesize
892KB

Download
memory/2376-31-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/2376-3-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/2376-19-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/2380-0-0x0000000000400000-0x000000000050C000-memory.dmp

Filesize
1.0MB

Download
memory/2380-22-0x0000000000400000-0x000000000050C000-memory.dmp

Filesize
1.0MB

Download
memory/2692-32-0x0000000000400000-0x000000000050C000-memory.dmp

Filesize
1.0MB

Download
memory/2692-35-0x0000000003AE0000-0x0000000003BEC000-memory.dmp

Filesize
1.0MB

Download
memory/2692-59-0x0000000000400000-0x000000000050C000-memory.dmp

Filesize
1.0MB

Download
memory/2880-58-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/2880-60-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/2880-57-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/2880-63-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/2880-62-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/2880-64-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download