2e45473bc437ad3c0cb55af4b0436e3c8fcc9244c35994851179f24624a56de4

Analysis

max time kernel
138s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
13-08-2024 19:21

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General

Target

94662d23d750a6d16a414f01cc1d4d8d_JaffaCakes118.exe
Size

428KB
MD5

94662d23d750a6d16a414f01cc1d4d8d
SHA1

eec1254e1a38f69e3abdb82be77b2bec92b4d0ca
SHA256

2e45473bc437ad3c0cb55af4b0436e3c8fcc9244c35994851179f24624a56de4
SHA512

df458b9f790aa77dac4e607042d2d1477b01f8814ddeed60510c81f150ff0223f91bf561948af72cf710e7b30d25a15f335053f6787c1490d2721d7bd0585813
SSDEEP

12288:W+cgCTcch7dTE6aCCya4aALytRrZxl7jwRU4:7cgYvTJaCCya4/SRtxlW

Score

7^/10

discovery upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3884	gesdn.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1960-0-0x0000000000400000-0x00000000004C0000-memory.dmp	upx
behavioral2/files/0x000900000002345e-5.dat	upx
behavioral2/memory/3884-7-0x0000000000400000-0x0000000000497000-memory.dmp	upx
behavioral2/memory/3884-9-0x0000000000400000-0x0000000000497000-memory.dmp	upx
behavioral2/memory/1960-10-0x0000000000400000-0x00000000004C0000-memory.dmp	upx

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	\??\c:\Windows\gesdn.rc	94662d23d750a6d16a414f01cc1d4d8d_JaffaCakes118.exe

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	94662d23d750a6d16a414f01cc1d4d8d_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	gesdn.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1960 wrote to memory of 3884	1960	94662d23d750a6d16a414f01cc1d4d8d_JaffaCakes118.exe	88
PID 1960 wrote to memory of 3884	1960	94662d23d750a6d16a414f01cc1d4d8d_JaffaCakes118.exe	88
PID 1960 wrote to memory of 3884	1960	94662d23d750a6d16a414f01cc1d4d8d_JaffaCakes118.exe	88

C:\Users\Admin\AppData\Local\Temp\94662d23d750a6d16a414f01cc1d4d8d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\94662d23d750a6d16a414f01cc1d4d8d_JaffaCakes118.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1960
- \??\c:\Windows\gesdn.exe
  c:\Windows\gesdn.exe /install /silent
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:3884

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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\gesdn.exe

Filesize
217KB

MD5
942cd895cba3dfc2c76b8470792714bd

SHA1
b8750080335e24a3423ba33a070450a1e6fb61df

SHA256
6bcfd7bbbbbf0de2d38d708d9151e065c4f8a8d6f4f34318013b1c30fbaa7fc0

SHA512
296aa699cbb2af5a92eb0c59d833d9f24c1f2f74d8604e3052099d40538869165cf1cba4e7c80402a7b5070527d897f9776009332eca95be55019b508e8d3bc4

Download Submit
memory/1960-0-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/1960-1-0x0000000000AB0000-0x0000000000AB1000-memory.dmp

Filesize
4KB

Download
memory/1960-10-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/3884-7-0x0000000000400000-0x0000000000497000-memory.dmp

Filesize
604KB

Download
memory/3884-8-0x0000000000670000-0x0000000000671000-memory.dmp

Filesize
4KB

Download
memory/3884-9-0x0000000000400000-0x0000000000497000-memory.dmp

Filesize
604KB

Download