04a0f1119d938cb8dcc14e2b28fa3f01b94c2bd8350ce61470ab04cb030bbaa9

Analysis

max time kernel
150s
max time network
129s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
19/08/2024, 20:16

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General

Target

ac6d2f4cc84f2cfd05accac310d7d3a0_JaffaCakes118.exe
Size

11KB
MD5

ac6d2f4cc84f2cfd05accac310d7d3a0
SHA1

80f617ac7791ed7b38aa6f432e2fb501e422e23b
SHA256

04a0f1119d938cb8dcc14e2b28fa3f01b94c2bd8350ce61470ab04cb030bbaa9
SHA512

fda44154fb8ca71b72c499af22d727e38eec3ee6887a03fce45b6c52d6c6e243b38d410b7ace20db5830622df8728ab743d502a036457398299832aa2cd811a3
SSDEEP

192:YG+lyH3/Rv/7uyb6/g+w2lfxh6TU+hbZjiuDxJHytgA6kS1Mi6cbg:T+lkp/kgPcx4/h/itVOMgg

Score

8^/10

discovery persistence privilege_escalation upx

Malware Config

Signatures

Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
persistence privilege_escalation

AppInit DLLs
T1546.010

Executes dropped EXE 1 IoCs

pid	Process
4816	aotopptk.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1896-0-0x0000000000400000-0x000000000040E000-memory.dmp	upx
behavioral2/files/0x0008000000023489-4.dat	upx
behavioral2/memory/1896-6-0x0000000000400000-0x000000000040E000-memory.dmp	upx
behavioral2/memory/4816-8-0x0000000000400000-0x000000000040E000-memory.dmp	upx
behavioral2/memory/4816-20-0x0000000000400000-0x000000000040E000-memory.dmp	upx

Drops file in System32 directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\aotopptk.exe	ac6d2f4cc84f2cfd05accac310d7d3a0_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\aotoppt.dll	ac6d2f4cc84f2cfd05accac310d7d3a0_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\aotopptk.exe	ac6d2f4cc84f2cfd05accac310d7d3a0_JaffaCakes118.exe

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	ac6d2f4cc84f2cfd05accac310d7d3a0_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	aotopptk.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1896 wrote to memory of 4816	1896	ac6d2f4cc84f2cfd05accac310d7d3a0_JaffaCakes118.exe	89
PID 1896 wrote to memory of 4816	1896	ac6d2f4cc84f2cfd05accac310d7d3a0_JaffaCakes118.exe	89
PID 1896 wrote to memory of 4816	1896	ac6d2f4cc84f2cfd05accac310d7d3a0_JaffaCakes118.exe	89
PID 1896 wrote to memory of 4968	1896	ac6d2f4cc84f2cfd05accac310d7d3a0_JaffaCakes118.exe	101
PID 1896 wrote to memory of 4968	1896	ac6d2f4cc84f2cfd05accac310d7d3a0_JaffaCakes118.exe	101
PID 1896 wrote to memory of 4968	1896	ac6d2f4cc84f2cfd05accac310d7d3a0_JaffaCakes118.exe	101

C:\Users\Admin\AppData\Local\Temp\ac6d2f4cc84f2cfd05accac310d7d3a0_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ac6d2f4cc84f2cfd05accac310d7d3a0_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1896
- C:\Windows\SysWOW64\aotopptk.exe
  C:\Windows\system32\aotopptk.exe ˜‰
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4816
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\ac6d2f4cc84f2cfd05accac310d7d3a0_JaffaCakes118.exe.bat
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4968

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Privilege Escalation

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

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:\Users\Admin\AppData\Local\Temp\ac6d2f4cc84f2cfd05accac310d7d3a0_JaffaCakes118.exe.bat

Filesize
210B

MD5
291275300891efde04a66cc6db0378d1

SHA1
f5d77d0cad3faaf9435f12aebe5038c769d1f9d2

SHA256
27ff6568036e0ee553cb8bbeff0447d333096f1e067a620c652eaf84f0f5c8ef

SHA512
21f144ecd903b5747467a54f2538a1e9bdfe3ad24344bea867e2393c35ffff3a52e1520636ed817a61bcfd2fb6f605d17f83520ff425b64e8332869efa73e401

Download Submit
C:\Windows\SysWOW64\aotopptk.exe

Filesize
11KB

MD5
ac6d2f4cc84f2cfd05accac310d7d3a0

SHA1
80f617ac7791ed7b38aa6f432e2fb501e422e23b

SHA256
04a0f1119d938cb8dcc14e2b28fa3f01b94c2bd8350ce61470ab04cb030bbaa9

SHA512
fda44154fb8ca71b72c499af22d727e38eec3ee6887a03fce45b6c52d6c6e243b38d410b7ace20db5830622df8728ab743d502a036457398299832aa2cd811a3

Download Submit
memory/1896-0-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1896-6-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/4816-8-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/4816-20-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download