4c6d28d45e6d4c9a338f1b8acf204d23f9913c647004403c340ac515a6a01a74

Analysis

max time kernel
93s
max time network
135s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
17-04-2024 13:36

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General

Target

f5e620f8a561eb360990e217a6d34506_JaffaCakes118.exe
Size

226KB
MD5

f5e620f8a561eb360990e217a6d34506
SHA1

547aee8963c5d5d1e82757cb46e13c5c174a0dec
SHA256

4c6d28d45e6d4c9a338f1b8acf204d23f9913c647004403c340ac515a6a01a74
SHA512

75620aa8273fbcc03c621be9b25d9cbe7fb68302090df392f3af7bef15593a80194263142d0f01c20d372fcb9bd78c01f82c7ed657dce5c9e5ddafdc18e22e03
SSDEEP

6144:lUtlFYUcYVFR4tIf734jZNdR+fVeeM1JhfupmPh:lUfFfcOOpRy0eih2ih

Score

7^/10

spyware stealer upx

Malware Config

Signatures

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

UPX packed file 2 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/1936-0-0x0000000000400000-0x0000000000482000-memory.dmp	upx
behavioral2/memory/1936-5-0x0000000000400000-0x0000000000482000-memory.dmp	upx

Suspicious use of SetThreadContext 1 IoCs

Processes:

f5e620f8a561eb360990e217a6d34506_JaffaCakes118.exe

description	pid	process	target process
PID 1936 set thread context of 4780	1936	f5e620f8a561eb360990e217a6d34506_JaffaCakes118.exe	f5e620f8a561eb360990e217a6d34506_JaffaCakes118.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2996 4780 WerFault.exe f5e620f8a561eb360990e217a6d34506_JaffaCakes118.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

f5e620f8a561eb360990e217a6d34506_JaffaCakes118.exe

pid process

1936 f5e620f8a561eb360990e217a6d34506_JaffaCakes118.exe

pid	pid_target	process	target process
2996	4780	WerFault.exe	f5e620f8a561eb360990e217a6d34506_JaffaCakes118.exe

pid	process
1936	f5e620f8a561eb360990e217a6d34506_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

f5e620f8a561eb360990e217a6d34506_JaffaCakes118.exe

description	pid	process	target process
PID 1936 wrote to memory of 4780	1936	f5e620f8a561eb360990e217a6d34506_JaffaCakes118.exe	f5e620f8a561eb360990e217a6d34506_JaffaCakes118.exe
PID 1936 wrote to memory of 4780	1936	f5e620f8a561eb360990e217a6d34506_JaffaCakes118.exe	f5e620f8a561eb360990e217a6d34506_JaffaCakes118.exe
PID 1936 wrote to memory of 4780	1936	f5e620f8a561eb360990e217a6d34506_JaffaCakes118.exe	f5e620f8a561eb360990e217a6d34506_JaffaCakes118.exe
PID 1936 wrote to memory of 4780	1936	f5e620f8a561eb360990e217a6d34506_JaffaCakes118.exe	f5e620f8a561eb360990e217a6d34506_JaffaCakes118.exe
PID 1936 wrote to memory of 4780	1936	f5e620f8a561eb360990e217a6d34506_JaffaCakes118.exe	f5e620f8a561eb360990e217a6d34506_JaffaCakes118.exe
PID 1936 wrote to memory of 4780	1936	f5e620f8a561eb360990e217a6d34506_JaffaCakes118.exe	f5e620f8a561eb360990e217a6d34506_JaffaCakes118.exe
PID 1936 wrote to memory of 4780	1936	f5e620f8a561eb360990e217a6d34506_JaffaCakes118.exe	f5e620f8a561eb360990e217a6d34506_JaffaCakes118.exe
PID 1936 wrote to memory of 4780	1936	f5e620f8a561eb360990e217a6d34506_JaffaCakes118.exe	f5e620f8a561eb360990e217a6d34506_JaffaCakes118.exe
PID 1936 wrote to memory of 4780	1936	f5e620f8a561eb360990e217a6d34506_JaffaCakes118.exe	f5e620f8a561eb360990e217a6d34506_JaffaCakes118.exe
PID 1936 wrote to memory of 4780	1936	f5e620f8a561eb360990e217a6d34506_JaffaCakes118.exe	f5e620f8a561eb360990e217a6d34506_JaffaCakes118.exe
PID 1936 wrote to memory of 4780	1936	f5e620f8a561eb360990e217a6d34506_JaffaCakes118.exe	f5e620f8a561eb360990e217a6d34506_JaffaCakes118.exe
PID 1936 wrote to memory of 4780	1936	f5e620f8a561eb360990e217a6d34506_JaffaCakes118.exe	f5e620f8a561eb360990e217a6d34506_JaffaCakes118.exe
PID 1936 wrote to memory of 4780	1936	f5e620f8a561eb360990e217a6d34506_JaffaCakes118.exe	f5e620f8a561eb360990e217a6d34506_JaffaCakes118.exe
PID 1936 wrote to memory of 4780	1936	f5e620f8a561eb360990e217a6d34506_JaffaCakes118.exe	f5e620f8a561eb360990e217a6d34506_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\f5e620f8a561eb360990e217a6d34506_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f5e620f8a561eb360990e217a6d34506_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1936

C:\Users\Admin\AppData\Local\Temp\f5e620f8a561eb360990e217a6d34506_JaffaCakes118.exe
C:\Users\Admin\AppData\Local\Temp\f5e620f8a561eb360990e217a6d34506_JaffaCakes118.exe
2⤵
PID:4780

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4780 -s 532
3⤵
- Program crash
PID:2996

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 4780 -ip 4780
1⤵
PID:4876

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/1936-0-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1936-5-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/4780-3-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/4780-4-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/4780-6-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/4780-7-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/4780-8-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/4780-11-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download