a21c68c24894a9bd385b58971c4a35d8c4b896a5d4da56ad47832114af033ad6

General

Target

a21c68c24894a9bd385b58971c4a35d8c4b896a5d4da56ad47832114af033ad6.exe
Size

483KB
MD5

e9057285aafb6978445c07029fdc5898
SHA1

f928987a99bfde3cf80730d04e5c1436271d71d0
SHA256

a21c68c24894a9bd385b58971c4a35d8c4b896a5d4da56ad47832114af033ad6
SHA512

8603477d72a91833fb3d7c63086b5409ce4d39b3387008fcde96c9f94639726ff219bb6ce9fa9f2173da6b71e123b6549d1876b7145f3a0ff431ced7e779d90f
SSDEEP

6144:bXIktXfM8Lv86r9uVWAa2je4Z5zl4hgDHQQs4NTQjoHFsAOZZ5AXIcNn5Gv:bX7tPMK8ctGe4Dzl4h2QnuPs/Z56cv

Score

9^/10

collection discovery spyware stealer

Malware Config

Signatures

Detected Nirsoft tools 10 IoCs

Free utilities often used by attackers which can steal passwords, product keys, etc.

resource	yara_rule
behavioral1/memory/2884-10-0x0000000000400000-0x0000000000462000-memory.dmp	Nirsoft
behavioral1/memory/2652-16-0x0000000000400000-0x0000000000424000-memory.dmp	Nirsoft
behavioral1/memory/2652-19-0x0000000000400000-0x0000000000424000-memory.dmp	Nirsoft
behavioral1/memory/2652-15-0x0000000000400000-0x0000000000424000-memory.dmp	Nirsoft
behavioral1/memory/2652-14-0x0000000000400000-0x0000000000424000-memory.dmp	Nirsoft
behavioral1/memory/2720-9-0x0000000000400000-0x0000000000478000-memory.dmp	Nirsoft
behavioral1/memory/2884-8-0x0000000000400000-0x0000000000462000-memory.dmp	Nirsoft
behavioral1/memory/2720-7-0x0000000000400000-0x0000000000478000-memory.dmp	Nirsoft
behavioral1/memory/2720-24-0x0000000000400000-0x0000000000478000-memory.dmp	Nirsoft
behavioral1/memory/2884-27-0x0000000000400000-0x0000000000462000-memory.dmp	Nirsoft

NirSoft MailPassView 3 IoCs

Password recovery tool for various email clients

resource	yara_rule
behavioral1/memory/2884-10-0x0000000000400000-0x0000000000462000-memory.dmp	MailPassView
behavioral1/memory/2884-8-0x0000000000400000-0x0000000000462000-memory.dmp	MailPassView
behavioral1/memory/2884-27-0x0000000000400000-0x0000000000462000-memory.dmp	MailPassView

NirSoft WebBrowserPassView 3 IoCs

Password recovery tool for various web browsers

resource	yara_rule
behavioral1/memory/2720-9-0x0000000000400000-0x0000000000478000-memory.dmp	WebBrowserPassView
behavioral1/memory/2720-7-0x0000000000400000-0x0000000000478000-memory.dmp	WebBrowserPassView
behavioral1/memory/2720-24-0x0000000000400000-0x0000000000478000-memory.dmp	WebBrowserPassView

Reads user/profile data of web browsers 3 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

Credentials from Web Browsers
T1555.003

Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts	a21c68c24894a9bd385b58971c4a35d8c4b896a5d4da56ad47832114af033ad6.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 3020 set thread context of 2720	3020	a21c68c24894a9bd385b58971c4a35d8c4b896a5d4da56ad47832114af033ad6.exe	30
PID 3020 set thread context of 2884	3020	a21c68c24894a9bd385b58971c4a35d8c4b896a5d4da56ad47832114af033ad6.exe	31
PID 3020 set thread context of 2652	3020	a21c68c24894a9bd385b58971c4a35d8c4b896a5d4da56ad47832114af033ad6.exe	32

System Location Discovery: System Language Discovery 1 TTPs 4 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	a21c68c24894a9bd385b58971c4a35d8c4b896a5d4da56ad47832114af033ad6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a21c68c24894a9bd385b58971c4a35d8c4b896a5d4da56ad47832114af033ad6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a21c68c24894a9bd385b58971c4a35d8c4b896a5d4da56ad47832114af033ad6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a21c68c24894a9bd385b58971c4a35d8c4b896a5d4da56ad47832114af033ad6.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2720	a21c68c24894a9bd385b58971c4a35d8c4b896a5d4da56ad47832114af033ad6.exe
2720	a21c68c24894a9bd385b58971c4a35d8c4b896a5d4da56ad47832114af033ad6.exe

Suspicious behavior: MapViewOfSection 3 IoCs

pid	Process
3020	a21c68c24894a9bd385b58971c4a35d8c4b896a5d4da56ad47832114af033ad6.exe
3020	a21c68c24894a9bd385b58971c4a35d8c4b896a5d4da56ad47832114af033ad6.exe
3020	a21c68c24894a9bd385b58971c4a35d8c4b896a5d4da56ad47832114af033ad6.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2652	a21c68c24894a9bd385b58971c4a35d8c4b896a5d4da56ad47832114af033ad6.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3020 wrote to memory of 2720	3020	a21c68c24894a9bd385b58971c4a35d8c4b896a5d4da56ad47832114af033ad6.exe	30
PID 3020 wrote to memory of 2720	3020	a21c68c24894a9bd385b58971c4a35d8c4b896a5d4da56ad47832114af033ad6.exe	30
PID 3020 wrote to memory of 2720	3020	a21c68c24894a9bd385b58971c4a35d8c4b896a5d4da56ad47832114af033ad6.exe	30
PID 3020 wrote to memory of 2720	3020	a21c68c24894a9bd385b58971c4a35d8c4b896a5d4da56ad47832114af033ad6.exe	30
PID 3020 wrote to memory of 2884	3020	a21c68c24894a9bd385b58971c4a35d8c4b896a5d4da56ad47832114af033ad6.exe	31
PID 3020 wrote to memory of 2884	3020	a21c68c24894a9bd385b58971c4a35d8c4b896a5d4da56ad47832114af033ad6.exe	31
PID 3020 wrote to memory of 2884	3020	a21c68c24894a9bd385b58971c4a35d8c4b896a5d4da56ad47832114af033ad6.exe	31
PID 3020 wrote to memory of 2884	3020	a21c68c24894a9bd385b58971c4a35d8c4b896a5d4da56ad47832114af033ad6.exe	31
PID 3020 wrote to memory of 2652	3020	a21c68c24894a9bd385b58971c4a35d8c4b896a5d4da56ad47832114af033ad6.exe	32
PID 3020 wrote to memory of 2652	3020	a21c68c24894a9bd385b58971c4a35d8c4b896a5d4da56ad47832114af033ad6.exe	32
PID 3020 wrote to memory of 2652	3020	a21c68c24894a9bd385b58971c4a35d8c4b896a5d4da56ad47832114af033ad6.exe	32
PID 3020 wrote to memory of 2652	3020	a21c68c24894a9bd385b58971c4a35d8c4b896a5d4da56ad47832114af033ad6.exe	32

C:\Users\Admin\AppData\Local\Temp\a21c68c24894a9bd385b58971c4a35d8c4b896a5d4da56ad47832114af033ad6.exe
"C:\Users\Admin\AppData\Local\Temp\a21c68c24894a9bd385b58971c4a35d8c4b896a5d4da56ad47832114af033ad6.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3020
- C:\Users\Admin\AppData\Local\Temp\a21c68c24894a9bd385b58971c4a35d8c4b896a5d4da56ad47832114af033ad6.exe
  C:\Users\Admin\AppData\Local\Temp\a21c68c24894a9bd385b58971c4a35d8c4b896a5d4da56ad47832114af033ad6.exe /stext "C:\Users\Admin\AppData\Local\Temp\sivztjqyrxzrr"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2720
- C:\Users\Admin\AppData\Local\Temp\a21c68c24894a9bd385b58971c4a35d8c4b896a5d4da56ad47832114af033ad6.exe
  C:\Users\Admin\AppData\Local\Temp\a21c68c24894a9bd385b58971c4a35d8c4b896a5d4da56ad47832114af033ad6.exe /stext "C:\Users\Admin\AppData\Local\Temp\vcartcaaffretkek"
  2⤵
  - Accesses Microsoft Outlook accounts
  - System Location Discovery: System Language Discovery
  PID:2884
- C:\Users\Admin\AppData\Local\Temp\a21c68c24894a9bd385b58971c4a35d8c4b896a5d4da56ad47832114af033ad6.exe
  C:\Users\Admin\AppData\Local\Temp\a21c68c24894a9bd385b58971c4a35d8c4b896a5d4da56ad47832114af033ad6.exe /stext "C:\Users\Admin\AppData\Local\Temp\feokuultbnjjeytodhu"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2652

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\sivztjqyrxzrr

Filesize
2B

MD5
f3b25701fe362ec84616a93a45ce9998

SHA1
d62636d8caec13f04e28442a0a6fa1afeb024bbb

SHA256
b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

SHA512
98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

Download Submit
memory/2652-19-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2652-14-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2652-13-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2652-16-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2652-11-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2652-15-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2720-24-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2720-9-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2720-4-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2720-7-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2720-1-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2884-3-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/2884-8-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/2884-10-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/2884-27-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/2884-6-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/3020-32-0x0000000010000000-0x0000000010019000-memory.dmp

Filesize
100KB

Download
memory/3020-29-0x0000000010000000-0x0000000010019000-memory.dmp

Filesize
100KB

Download
memory/3020-33-0x0000000010000000-0x0000000010019000-memory.dmp

Filesize
100KB

Download

Analysis

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