ba6517019f2e271297ed3908f2b0139e320c69abda77fabf8ecc8a60fa623cfa

Analysis

max time kernel
91s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
07/09/2024, 04:44

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General

Target

d11b257033e2ac947e07e2d693d5a653_JaffaCakes118.exe
Size

1.3MB
MD5

d11b257033e2ac947e07e2d693d5a653
SHA1

0e915e12f48683018c7d4dbe238279760f3311a7
SHA256

ba6517019f2e271297ed3908f2b0139e320c69abda77fabf8ecc8a60fa623cfa
SHA512

41b606e56d84a0352f9f826dd93a2774cbbd974b68bf753eabe47d4712b60c76698b8e46e7058f9dccd97eb608de24e1860315459af94bba05da0857808f0636
SSDEEP

24576:APNoNEGbCSu1oVRyGZ9F6DAtBGXC1K239wLy4eJeRnjVe3fCy7MV2+:Alog/oRfZsuGXt239wgykCF9

Score

7^/10

discovery upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2908	IFinst27.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1252-0-0x0000000000400000-0x000000000042B000-memory.dmp	upx
behavioral2/files/0x0008000000023470-3.dat	upx
behavioral2/memory/1252-5-0x0000000000400000-0x000000000042B000-memory.dmp	upx
behavioral2/memory/2908-7-0x0000000000400000-0x000000000042B000-memory.dmp	upx

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\IFinst27.exe	d11b257033e2ac947e07e2d693d5a653_JaffaCakes118.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 2 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	IFinst27.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d11b257033e2ac947e07e2d693d5a653_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1252 wrote to memory of 2908	1252	d11b257033e2ac947e07e2d693d5a653_JaffaCakes118.exe	85
PID 1252 wrote to memory of 2908	1252	d11b257033e2ac947e07e2d693d5a653_JaffaCakes118.exe	85
PID 1252 wrote to memory of 2908	1252	d11b257033e2ac947e07e2d693d5a653_JaffaCakes118.exe	85

C:\Users\Admin\AppData\Local\Temp\d11b257033e2ac947e07e2d693d5a653_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\d11b257033e2ac947e07e2d693d5a653_JaffaCakes118.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1252
- C:\Windows\IFinst27.exe
  "C:\Windows\IFinst27.exe" -IC:\Users\Admin\AppData\Local\Temp\d11b257033e2ac947e07e2d693d5a653_JaffaCakes118.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2908

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\IFinst27.exe

Filesize
64KB

MD5
9c17bca3ef837bacded7e4299508e71d

SHA1
253c7e956ad6cb66e0e47e5d9a6a19d78e9c96e0

SHA256
2405e5479aeb7d43d1362969b9c439e5931b8f900f9adfe0faaa986365415193

SHA512
12c1c5dbdf763d6d361b9d412794b0d85b6134843114120b843f30db198a3a211e2c06eadd3ed25271b4cd06a7367df7dafc6b9b33b1bce479f3ad050caeb625

Download Submit
memory/1252-0-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1252-5-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/2908-7-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download