a73e85c7a95638ef04e5525d6209980fec92c58290386062badc8bf470f78a5b

General

Target

a73e85c7a95638ef04e5525d6209980fec92c58290386062badc8bf470f78a5b.exe
Size

1.0MB
MD5

748d9409797c180ab6d18166606e3af0
SHA1

697dfea4df551477b70279eaff21ce2a91233179
SHA256

a73e85c7a95638ef04e5525d6209980fec92c58290386062badc8bf470f78a5b
SHA512

e83993307686c7aeaae57e0cf5ab6d426e32dd35668b0d510b04e2a0863334b2a8e1279eb0a91f116ad86ce05de9f3ced814ac16ea9cc0a865a6cfb29c05ab1f
SSDEEP

24576:jg/Q4FiXlVAm9aPUVRBggsR/RUvSyZTN9+c22px77S2jyBKPZJpp:IQ4FivAmMcGjRKSyhOc9q7obp

Score

8^/10

discovery persistence spyware stealer upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4232-140-0x0000000000400000-0x0000000000645000-memory.dmp	upx
behavioral2/memory/4232-141-0x0000000000400000-0x0000000000645000-memory.dmp	upx

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

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run	a73e85c7a95638ef04e5525d6209980fec92c58290386062badc8bf470f78a5b.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\NetworkChecker = "C:\\Users\\Admin\\AppData\\Local\\Temp\\a73e85c7a95638ef04e5525d6209980fec92c58290386062badc8bf470f78a5b.exe"	a73e85c7a95638ef04e5525d6209980fec92c58290386062badc8bf470f78a5b.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5016 set thread context of 4232	5016	a73e85c7a95638ef04e5525d6209980fec92c58290386062badc8bf470f78a5b.exe	84

Modifies Internet Explorer settings 1 TTPs 4 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Main	a73e85c7a95638ef04e5525d6209980fec92c58290386062badc8bf470f78a5b.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Main\DefaultCompressedRecord = c880f97f7351a51c781903d3311be54e791087500c431cef0109a34f19f6b3616103efff2399857bcbce58fe07096484017e5202b48841506c3221fdbf6dfad59900d312e8663712a57ba50aa81ac422c25881bd02677fc54d06be2fd6bae079866605eaab6559	a73e85c7a95638ef04e5525d6209980fec92c58290386062badc8bf470f78a5b.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Main\RecordModifiedMax = "DKZKeaKAyZKnwxqPWvTRYkuNpmyyIpzlLJ9IyvX++YV0kZt75gPGGStyKHwxrwn58A=="	a73e85c7a95638ef04e5525d6209980fec92c58290386062badc8bf470f78a5b.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FlagsModifiedValid = 0000000000000000	a73e85c7a95638ef04e5525d6209980fec92c58290386062badc8bf470f78a5b.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
5016	a73e85c7a95638ef04e5525d6209980fec92c58290386062badc8bf470f78a5b.exe
5016	a73e85c7a95638ef04e5525d6209980fec92c58290386062badc8bf470f78a5b.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
5016	a73e85c7a95638ef04e5525d6209980fec92c58290386062badc8bf470f78a5b.exe
5016	a73e85c7a95638ef04e5525d6209980fec92c58290386062badc8bf470f78a5b.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 5016 wrote to memory of 2368	5016	a73e85c7a95638ef04e5525d6209980fec92c58290386062badc8bf470f78a5b.exe	82
PID 5016 wrote to memory of 2368	5016	a73e85c7a95638ef04e5525d6209980fec92c58290386062badc8bf470f78a5b.exe	82
PID 5016 wrote to memory of 2368	5016	a73e85c7a95638ef04e5525d6209980fec92c58290386062badc8bf470f78a5b.exe	82
PID 5016 wrote to memory of 3856	5016	a73e85c7a95638ef04e5525d6209980fec92c58290386062badc8bf470f78a5b.exe	83
PID 5016 wrote to memory of 3856	5016	a73e85c7a95638ef04e5525d6209980fec92c58290386062badc8bf470f78a5b.exe	83
PID 5016 wrote to memory of 3856	5016	a73e85c7a95638ef04e5525d6209980fec92c58290386062badc8bf470f78a5b.exe	83
PID 5016 wrote to memory of 4232	5016	a73e85c7a95638ef04e5525d6209980fec92c58290386062badc8bf470f78a5b.exe	84
PID 5016 wrote to memory of 4232	5016	a73e85c7a95638ef04e5525d6209980fec92c58290386062badc8bf470f78a5b.exe	84
PID 5016 wrote to memory of 4232	5016	a73e85c7a95638ef04e5525d6209980fec92c58290386062badc8bf470f78a5b.exe	84
PID 5016 wrote to memory of 4232	5016	a73e85c7a95638ef04e5525d6209980fec92c58290386062badc8bf470f78a5b.exe	84
PID 5016 wrote to memory of 4232	5016	a73e85c7a95638ef04e5525d6209980fec92c58290386062badc8bf470f78a5b.exe	84
PID 5016 wrote to memory of 4232	5016	a73e85c7a95638ef04e5525d6209980fec92c58290386062badc8bf470f78a5b.exe	84
PID 5016 wrote to memory of 4232	5016	a73e85c7a95638ef04e5525d6209980fec92c58290386062badc8bf470f78a5b.exe	84
PID 5016 wrote to memory of 4232	5016	a73e85c7a95638ef04e5525d6209980fec92c58290386062badc8bf470f78a5b.exe	84
PID 5016 wrote to memory of 4232	5016	a73e85c7a95638ef04e5525d6209980fec92c58290386062badc8bf470f78a5b.exe	84

C:\Users\Admin\AppData\Local\Temp\a73e85c7a95638ef04e5525d6209980fec92c58290386062badc8bf470f78a5b.exe
"C:\Users\Admin\AppData\Local\Temp\a73e85c7a95638ef04e5525d6209980fec92c58290386062badc8bf470f78a5b.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5016
- C:\Users\Admin\AppData\Local\Temp\a73e85c7a95638ef04e5525d6209980fec92c58290386062badc8bf470f78a5b.exe
  C:\Users\Admin\AppData\Local\Temp\a73e85c7a95638ef04e5525d6209980fec92c58290386062badc8bf470f78a5b.exe
  2⤵
  PID:2368
- C:\Users\Admin\AppData\Local\Temp\a73e85c7a95638ef04e5525d6209980fec92c58290386062badc8bf470f78a5b.exe
  C:\Users\Admin\AppData\Local\Temp\a73e85c7a95638ef04e5525d6209980fec92c58290386062badc8bf470f78a5b.exe
  2⤵
  PID:3856
- C:\Users\Admin\AppData\Local\Temp\a73e85c7a95638ef04e5525d6209980fec92c58290386062badc8bf470f78a5b.exe
  C:\Users\Admin\AppData\Local\Temp\a73e85c7a95638ef04e5525d6209980fec92c58290386062badc8bf470f78a5b.exe
  2⤵
  - Adds Run key to start application
  - Modifies Internet Explorer settings
  PID:4232

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Credential Access

Credentials in Files

1

T1081

Discovery

Query Registry

1

T1012

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

memory/4232-135-0x0000000000400000-0x0000000000645000-memory.dmp

Filesize
2.3MB

Download
memory/4232-137-0x0000000000400000-0x0000000000645000-memory.dmp

Filesize
2.3MB

Download
memory/4232-139-0x0000000000400000-0x0000000000645000-memory.dmp

Filesize
2.3MB

Download
memory/4232-140-0x0000000000400000-0x0000000000645000-memory.dmp

Filesize
2.3MB

Download
memory/4232-141-0x0000000000400000-0x0000000000645000-memory.dmp

Filesize
2.3MB

Download
memory/5016-138-0x0000000002250000-0x0000000002254000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads