5673dc6f97fb0b9e54794d94e577d45570edc0d4e1632324ce02ecfc5d1d9f43

General

Target

9a2db3dbefaae96fc2d4471bc3db5e35.exe
Size

341KB
MD5

9a2db3dbefaae96fc2d4471bc3db5e35
SHA1

f6cf4e7dd7c2fd833cb27fd6d763bc95b9769ecb
SHA256

5673dc6f97fb0b9e54794d94e577d45570edc0d4e1632324ce02ecfc5d1d9f43
SHA512

80c30396988e20898c874e7633bfb0ece50488dc0acefd990e60de72d69e2089cb02ee436fa56d27da7382d280e8b3545813d8d5952481f83d147c3fb148a2e5
SSDEEP

6144:sc/oSpLuIyavsj6l0u38FQedvTlipqAlTzpjUEpxNLSMgRDuieWjxpDajMp4y:Z/oQuIyavs3l2r1JPShUiecThn

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
2792	9a2db3dbefaae96fc2d4471bc3db5e35.exe
2340	9a2db3dbefaae96fc2d4471bc3db5e35.exe

Loads dropped DLL 3 IoCs

pid	Process
2656	9a2db3dbefaae96fc2d4471bc3db5e35.exe
2656	9a2db3dbefaae96fc2d4471bc3db5e35.exe
2792	9a2db3dbefaae96fc2d4471bc3db5e35.exe

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

UPX packed file 11 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2656-2-0x0000000000400000-0x00000000004D0000-memory.dmp	upx
behavioral1/memory/2656-4-0x0000000000400000-0x00000000004D0000-memory.dmp	upx
behavioral1/memory/2656-5-0x0000000000400000-0x00000000004D0000-memory.dmp	upx
behavioral1/memory/2656-6-0x0000000000400000-0x00000000004D0000-memory.dmp	upx
behavioral1/memory/2656-7-0x0000000000400000-0x00000000004D0000-memory.dmp	upx
behavioral1/memory/2656-17-0x0000000000400000-0x00000000004D0000-memory.dmp	upx
behavioral1/memory/2340-28-0x0000000000400000-0x00000000004D0000-memory.dmp	upx
behavioral1/memory/2340-27-0x0000000000400000-0x00000000004D0000-memory.dmp	upx
behavioral1/memory/2340-29-0x0000000000400000-0x00000000004D0000-memory.dmp	upx
behavioral1/memory/2340-30-0x0000000000400000-0x00000000004D0000-memory.dmp	upx
behavioral1/memory/2340-33-0x0000000000400000-0x00000000004D0000-memory.dmp	upx

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
2	checkip.dyndns.org

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2376 set thread context of 2656	2376	9a2db3dbefaae96fc2d4471bc3db5e35.exe	28
PID 2792 set thread context of 2340	2792	9a2db3dbefaae96fc2d4471bc3db5e35.exe	30

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2656	9a2db3dbefaae96fc2d4471bc3db5e35.exe
2340	9a2db3dbefaae96fc2d4471bc3db5e35.exe
2340	9a2db3dbefaae96fc2d4471bc3db5e35.exe
2340	9a2db3dbefaae96fc2d4471bc3db5e35.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2376	9a2db3dbefaae96fc2d4471bc3db5e35.exe
2792	9a2db3dbefaae96fc2d4471bc3db5e35.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 2376 wrote to memory of 2656	2376	9a2db3dbefaae96fc2d4471bc3db5e35.exe	28
PID 2376 wrote to memory of 2656	2376	9a2db3dbefaae96fc2d4471bc3db5e35.exe	28
PID 2376 wrote to memory of 2656	2376	9a2db3dbefaae96fc2d4471bc3db5e35.exe	28
PID 2376 wrote to memory of 2656	2376	9a2db3dbefaae96fc2d4471bc3db5e35.exe	28
PID 2376 wrote to memory of 2656	2376	9a2db3dbefaae96fc2d4471bc3db5e35.exe	28
PID 2376 wrote to memory of 2656	2376	9a2db3dbefaae96fc2d4471bc3db5e35.exe	28
PID 2376 wrote to memory of 2656	2376	9a2db3dbefaae96fc2d4471bc3db5e35.exe	28
PID 2376 wrote to memory of 2656	2376	9a2db3dbefaae96fc2d4471bc3db5e35.exe	28
PID 2376 wrote to memory of 2656	2376	9a2db3dbefaae96fc2d4471bc3db5e35.exe	28
PID 2656 wrote to memory of 2792	2656	9a2db3dbefaae96fc2d4471bc3db5e35.exe	29
PID 2656 wrote to memory of 2792	2656	9a2db3dbefaae96fc2d4471bc3db5e35.exe	29
PID 2656 wrote to memory of 2792	2656	9a2db3dbefaae96fc2d4471bc3db5e35.exe	29
PID 2656 wrote to memory of 2792	2656	9a2db3dbefaae96fc2d4471bc3db5e35.exe	29
PID 2792 wrote to memory of 2340	2792	9a2db3dbefaae96fc2d4471bc3db5e35.exe	30
PID 2792 wrote to memory of 2340	2792	9a2db3dbefaae96fc2d4471bc3db5e35.exe	30
PID 2792 wrote to memory of 2340	2792	9a2db3dbefaae96fc2d4471bc3db5e35.exe	30
PID 2792 wrote to memory of 2340	2792	9a2db3dbefaae96fc2d4471bc3db5e35.exe	30
PID 2792 wrote to memory of 2340	2792	9a2db3dbefaae96fc2d4471bc3db5e35.exe	30
PID 2792 wrote to memory of 2340	2792	9a2db3dbefaae96fc2d4471bc3db5e35.exe	30
PID 2792 wrote to memory of 2340	2792	9a2db3dbefaae96fc2d4471bc3db5e35.exe	30
PID 2792 wrote to memory of 2340	2792	9a2db3dbefaae96fc2d4471bc3db5e35.exe	30
PID 2792 wrote to memory of 2340	2792	9a2db3dbefaae96fc2d4471bc3db5e35.exe	30

C:\Users\Admin\AppData\Local\Temp\9a2db3dbefaae96fc2d4471bc3db5e35.exe
"C:\Users\Admin\AppData\Local\Temp\9a2db3dbefaae96fc2d4471bc3db5e35.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2376
- C:\Users\Admin\AppData\Local\Temp\9a2db3dbefaae96fc2d4471bc3db5e35.exe
  "C:\Users\Admin\AppData\Local\Temp\9a2db3dbefaae96fc2d4471bc3db5e35.exe"
  2⤵
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2656
- - C:\Users\Admin\AppData\Roaming\Sysutils_Update\9a2db3dbefaae96fc2d4471bc3db5e35.exe
    "C:\Users\Admin\AppData\Roaming\Sysutils_Update\9a2db3dbefaae96fc2d4471bc3db5e35.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of SetThreadContext
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2792
  - - C:\Users\Admin\AppData\Roaming\Sysutils_Update\9a2db3dbefaae96fc2d4471bc3db5e35.exe
      "C:\Users\Admin\AppData\Roaming\Sysutils_Update\9a2db3dbefaae96fc2d4471bc3db5e35.exe"
      4⤵
      Executes dropped EXE
      Suspicious behavior: EnumeratesProcesses
      PID:2340

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

2

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Roaming\Sysutils_Update\9a2db3dbefaae96fc2d4471bc3db5e35.exe

Filesize
341KB

MD5
9a2db3dbefaae96fc2d4471bc3db5e35

SHA1
f6cf4e7dd7c2fd833cb27fd6d763bc95b9769ecb

SHA256
5673dc6f97fb0b9e54794d94e577d45570edc0d4e1632324ce02ecfc5d1d9f43

SHA512
80c30396988e20898c874e7633bfb0ece50488dc0acefd990e60de72d69e2089cb02ee436fa56d27da7382d280e8b3545813d8d5952481f83d147c3fb148a2e5

Download Submit
memory/2340-27-0x0000000000400000-0x00000000004D0000-memory.dmp

Filesize
832KB

Download
memory/2340-28-0x0000000000400000-0x00000000004D0000-memory.dmp

Filesize
832KB

Download
memory/2340-29-0x0000000000400000-0x00000000004D0000-memory.dmp

Filesize
832KB

Download
memory/2340-30-0x0000000000400000-0x00000000004D0000-memory.dmp

Filesize
832KB

Download
memory/2340-31-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/2340-33-0x0000000000400000-0x00000000004D0000-memory.dmp

Filesize
832KB

Download
memory/2656-5-0x0000000000400000-0x00000000004D0000-memory.dmp

Filesize
832KB

Download
memory/2656-6-0x0000000000400000-0x00000000004D0000-memory.dmp

Filesize
832KB

Download
memory/2656-7-0x0000000000400000-0x00000000004D0000-memory.dmp

Filesize
832KB

Download
memory/2656-8-0x00000000001B0000-0x00000000001B1000-memory.dmp

Filesize
4KB

Download
memory/2656-4-0x0000000000400000-0x00000000004D0000-memory.dmp

Filesize
832KB

Download
memory/2656-17-0x0000000000400000-0x00000000004D0000-memory.dmp

Filesize
832KB

Download
memory/2656-2-0x0000000000400000-0x00000000004D0000-memory.dmp

Filesize
832KB

Download

Analysis

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