c5d99ccfa935473bd41726dafeae1ec205ea7f2b6ad172e60e61bd18c1dc79e0

Analysis

max time kernel
93s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
05-09-2024 19:57

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General

Target

cc44408a246bbc5b45cd281345bee040N.exe
Size

216KB
MD5

cc44408a246bbc5b45cd281345bee040
SHA1

5ff993ece002c8b346df5e0bdd6cdf085f3f32a2
SHA256

c5d99ccfa935473bd41726dafeae1ec205ea7f2b6ad172e60e61bd18c1dc79e0
SHA512

55915ecec31501493e5a29748e536fd5e1262541754b02c779d1e8c14a32617b532b9643485225c9b799a0cc84605fa504d79034951c648957a92b9d0c46cb3a
SSDEEP

6144:9TqPR5dIKCCkef//uXl9Kc+LVsz9b8yYU:sdFOCXu7KcCVsz6yYU

Score

7^/10

discovery 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 5 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3956-2-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/3956-4-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/3956-5-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/3956-6-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/3956-7-0x0000000000400000-0x0000000000453000-memory.dmp	upx

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1112 set thread context of 3956	1112	cc44408a246bbc5b45cd281345bee040N.exe	83

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4928	3956	WerFault.exe	83

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	cc44408a246bbc5b45cd281345bee040N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cc44408a246bbc5b45cd281345bee040N.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1112	cc44408a246bbc5b45cd281345bee040N.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1112 wrote to memory of 3956	1112	cc44408a246bbc5b45cd281345bee040N.exe	83
PID 1112 wrote to memory of 3956	1112	cc44408a246bbc5b45cd281345bee040N.exe	83
PID 1112 wrote to memory of 3956	1112	cc44408a246bbc5b45cd281345bee040N.exe	83
PID 1112 wrote to memory of 3956	1112	cc44408a246bbc5b45cd281345bee040N.exe	83
PID 1112 wrote to memory of 3956	1112	cc44408a246bbc5b45cd281345bee040N.exe	83
PID 1112 wrote to memory of 3956	1112	cc44408a246bbc5b45cd281345bee040N.exe	83
PID 1112 wrote to memory of 3956	1112	cc44408a246bbc5b45cd281345bee040N.exe	83
PID 1112 wrote to memory of 3956	1112	cc44408a246bbc5b45cd281345bee040N.exe	83

C:\Users\Admin\AppData\Local\Temp\cc44408a246bbc5b45cd281345bee040N.exe
"C:\Users\Admin\AppData\Local\Temp\cc44408a246bbc5b45cd281345bee040N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1112
- C:\Users\Admin\AppData\Local\Temp\cc44408a246bbc5b45cd281345bee040N.exe
  /scomma "C:\Users\Admin\AppData\Local\Temp\tmp.ini"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3956
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3956 -s 636
    3⤵
    - Program crash
    PID:4928

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 3956 -ip 3956
1⤵
PID:700

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3956-2-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3956-4-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3956-5-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3956-6-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3956-7-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download