55bcd865709d9fa7b15e4573637b833a4230cb298ac628dc0329d4b555f1d4a0

Analysis

max time kernel
28s
max time network
31s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
14/03/2023, 04:50

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General

Target

55bcd865709d9fa7b15e4573637b833a4230cb298ac628dc0329d4b555f1d4a0.exe
Size

4.3MB
MD5

a71236cde078efa19dd3119b724aadf0
SHA1

f41551ea57ce397a0f22415de3e578a71dc76d72
SHA256

55bcd865709d9fa7b15e4573637b833a4230cb298ac628dc0329d4b555f1d4a0
SHA512

7f4df379889743ec9d170e69fa2c1fe2ac3ca255b146fb65b32bf97c407c6311a211381ec3426a1c6296eee4ba25a78728154d91380d374794781307eb2a4871
SSDEEP

98304:dQ6WeihFg4XNYyMZCh4pyDf2//hJm+E3RAauRBdsPTqUH0qPtjnldM:a6Weivg4dYrw4sDf2bm+iRPuRBdMTqyJ

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
T1081

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1604-54-0x0000000000080000-0x0000000000EE0000-memory.dmp	upx

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1604 wrote to memory of 1508	1604	55bcd865709d9fa7b15e4573637b833a4230cb298ac628dc0329d4b555f1d4a0.exe	28
PID 1604 wrote to memory of 1508	1604	55bcd865709d9fa7b15e4573637b833a4230cb298ac628dc0329d4b555f1d4a0.exe	28
PID 1604 wrote to memory of 1508	1604	55bcd865709d9fa7b15e4573637b833a4230cb298ac628dc0329d4b555f1d4a0.exe	28
PID 1508 wrote to memory of 1696	1508	cmd.exe	30
PID 1508 wrote to memory of 1696	1508	cmd.exe	30
PID 1508 wrote to memory of 1696	1508	cmd.exe	30

C:\Users\Admin\AppData\Local\Temp\55bcd865709d9fa7b15e4573637b833a4230cb298ac628dc0329d4b555f1d4a0.exe
"C:\Users\Admin\AppData\Local\Temp\55bcd865709d9fa7b15e4573637b833a4230cb298ac628dc0329d4b555f1d4a0.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1604
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\Users\Admin\AppData\Local\Temp\55bcd865709d9fa7b15e4573637b833a4230cb298ac628dc0329d4b555f1d4a0.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1508
- - C:\Windows\system32\choice.exe
    choice /C Y /N /D Y /T 0
    3⤵
    PID:1696

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1604-54-0x0000000000080000-0x0000000000EE0000-memory.dmp

Filesize
14.4MB

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