strela | de383d620704e530a8375619c5540c10821db5ecb25d65b48ef55864e1a575d5

Analysis

max time kernel
81s
max time network
17s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
29-08-2024 02:50

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General

Target

MPALL_F1_EC00_v363_0D.exe
Size

2.0MB
MD5

035254b6d72c5ca8fbc429f7ada9b35a
SHA1

41beb7620a9f97dd1cae11f54bfe1c463a40ab02
SHA256

e1c240ec6e3e830c3faab7d1da32512d1f79cf9df14b7f012a446e28f3d5b5cd
SHA512

099d0d86989434f87b52b312cb779539d2eeb9253d9932cecae98a842b0f738686f31eae89dfb07df39974305716eb348660e51a0db7cb7086ccd5eda8d700e8
SSDEEP

49152:m10+k5MqYJbQqDH/4vBC9rB/O0K4dxoO7:tMqY5QqDHGBC9rxO0RD7

Score

10^/10

strela discovery stealer

Malware Config

Signatures

Detects Strela Stealer payload 2 IoCs

resource	yara_rule
behavioral5/memory/580-1-0x0000000000400000-0x000000000063C000-memory.dmp	family_strela
behavioral5/memory/580-9-0x0000000000400000-0x000000000063C000-memory.dmp	family_strela

Strela stealer
An info stealer targeting mail credentials first seen in late 2022.
stealer strela

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\Drivers\hwinterface.sys	MPALL_F1_EC00_v363_0D.exe

System Location Discovery: System Language Discovery 1 TTPs 1 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	MPALL_F1_EC00_v363_0D.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
480	Process not Found

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
580	MPALL_F1_EC00_v363_0D.exe
580	MPALL_F1_EC00_v363_0D.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 580 wrote to memory of 332	580	MPALL_F1_EC00_v363_0D.exe	29
PID 580 wrote to memory of 332	580	MPALL_F1_EC00_v363_0D.exe	29
PID 580 wrote to memory of 332	580	MPALL_F1_EC00_v363_0D.exe	29
PID 580 wrote to memory of 332	580	MPALL_F1_EC00_v363_0D.exe	29

C:\Users\Admin\AppData\Local\Temp\MPALL_F1_EC00_v363_0D.exe
"C:\Users\Admin\AppData\Local\Temp\MPALL_F1_EC00_v363_0D.exe"
1⤵
- Drops file in Drivers directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:580
- C:\Windows\SysWOW64\regini.exe
  regini.exe C:\Windows\temp\MPALL\ug.ini
  2⤵
  PID:332

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

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Downloads

C:\Windows\temp\MPALL\ug.ini

Filesize
140B

MD5
2531ba43062c4841d9948476b5987e69

SHA1
4740ec722eb32e0edd508428bad063868d762799

SHA256
b34d4cc5781c61160efac6fe5b381ec8e24a0dadb423c00a7fb31ddde78765e8

SHA512
ff88e51be8fc64a80d0f72e279c547d3b55197092856cf60bfb15831485a8ec85026f2714f0d56d21ce7c7c4918dd948fa61c645b54281d2ffc784f2809c4d4c

Download Submit
memory/580-1-0x0000000000400000-0x000000000063C000-memory.dmp

Filesize
2.2MB

Download
memory/580-7-0x00000000033F0000-0x000000000372D000-memory.dmp

Filesize
3.2MB

Download
memory/580-9-0x0000000000400000-0x000000000063C000-memory.dmp

Filesize
2.2MB

Download