979645cb3ebaa1883b0edb4ab2d16e085b5f8206945c843de50a106a8f6f8d64

General

Target

979645cb3ebaa1883b0edb4ab2d16e085b5f8206945c843de50a106a8f6f8d64.exe
Size

521KB
MD5

315816d740587b3e574af546df4c2106
SHA1

b93a3a634d6746cfdc0e9d65e0ae865dc32d5271
SHA256

979645cb3ebaa1883b0edb4ab2d16e085b5f8206945c843de50a106a8f6f8d64
SHA512

d1aaa3ecbd36fb00ceea3928535698d7441c6aff3f87c354f29f1b55f23b27be31b3ae3673ea66fcc3d8a86d603ab2f700a324fd48c3a2129f3c8e0ca7f2a2ea
SSDEEP

6144:fTz+c6KHYBhDc1RGJdv//NkUn+N5Bkf/0TELRvIZPjbsAOZZBAXccr1T4:fTlrYw1RUh3NFn+N5WfIQIjbs/ZBuT4

Score

9^/10

collection credential_access discovery spyware stealer

Malware Config

Signatures

Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

Detected Nirsoft tools 9 IoCs

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

resource	yara_rule
behavioral1/memory/2080-15-0x0000000000400000-0x0000000000424000-memory.dmp	Nirsoft
behavioral1/memory/2080-14-0x0000000000400000-0x0000000000424000-memory.dmp	Nirsoft
behavioral1/memory/1796-10-0x0000000000400000-0x0000000000462000-memory.dmp	Nirsoft
behavioral1/memory/1940-9-0x0000000000400000-0x0000000000478000-memory.dmp	Nirsoft
behavioral1/memory/1796-8-0x0000000000400000-0x0000000000462000-memory.dmp	Nirsoft
behavioral1/memory/1940-7-0x0000000000400000-0x0000000000478000-memory.dmp	Nirsoft
behavioral1/memory/2080-17-0x0000000000400000-0x0000000000424000-memory.dmp	Nirsoft
behavioral1/memory/1940-22-0x0000000000400000-0x0000000000478000-memory.dmp	Nirsoft
behavioral1/memory/1796-26-0x0000000000400000-0x0000000000462000-memory.dmp	Nirsoft

NirSoft MailPassView 3 IoCs

Password recovery tool for various email clients

resource	yara_rule
behavioral1/memory/1796-10-0x0000000000400000-0x0000000000462000-memory.dmp	MailPassView
behavioral1/memory/1796-8-0x0000000000400000-0x0000000000462000-memory.dmp	MailPassView
behavioral1/memory/1796-26-0x0000000000400000-0x0000000000462000-memory.dmp	MailPassView

NirSoft WebBrowserPassView 3 IoCs

Password recovery tool for various web browsers

resource	yara_rule
behavioral1/memory/1940-9-0x0000000000400000-0x0000000000478000-memory.dmp	WebBrowserPassView
behavioral1/memory/1940-7-0x0000000000400000-0x0000000000478000-memory.dmp	WebBrowserPassView
behavioral1/memory/1940-22-0x0000000000400000-0x0000000000478000-memory.dmp	WebBrowserPassView

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
T1552.001

Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts	979645cb3ebaa1883b0edb4ab2d16e085b5f8206945c843de50a106a8f6f8d64.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2100 set thread context of 1940	2100	979645cb3ebaa1883b0edb4ab2d16e085b5f8206945c843de50a106a8f6f8d64.exe	30
PID 2100 set thread context of 1796	2100	979645cb3ebaa1883b0edb4ab2d16e085b5f8206945c843de50a106a8f6f8d64.exe	31
PID 2100 set thread context of 2080	2100	979645cb3ebaa1883b0edb4ab2d16e085b5f8206945c843de50a106a8f6f8d64.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	979645cb3ebaa1883b0edb4ab2d16e085b5f8206945c843de50a106a8f6f8d64.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	979645cb3ebaa1883b0edb4ab2d16e085b5f8206945c843de50a106a8f6f8d64.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	979645cb3ebaa1883b0edb4ab2d16e085b5f8206945c843de50a106a8f6f8d64.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	979645cb3ebaa1883b0edb4ab2d16e085b5f8206945c843de50a106a8f6f8d64.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1940	979645cb3ebaa1883b0edb4ab2d16e085b5f8206945c843de50a106a8f6f8d64.exe
1940	979645cb3ebaa1883b0edb4ab2d16e085b5f8206945c843de50a106a8f6f8d64.exe

Suspicious behavior: MapViewOfSection 3 IoCs

pid	Process
2100	979645cb3ebaa1883b0edb4ab2d16e085b5f8206945c843de50a106a8f6f8d64.exe
2100	979645cb3ebaa1883b0edb4ab2d16e085b5f8206945c843de50a106a8f6f8d64.exe
2100	979645cb3ebaa1883b0edb4ab2d16e085b5f8206945c843de50a106a8f6f8d64.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2080	979645cb3ebaa1883b0edb4ab2d16e085b5f8206945c843de50a106a8f6f8d64.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2100	979645cb3ebaa1883b0edb4ab2d16e085b5f8206945c843de50a106a8f6f8d64.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2100 wrote to memory of 1940	2100	979645cb3ebaa1883b0edb4ab2d16e085b5f8206945c843de50a106a8f6f8d64.exe	30
PID 2100 wrote to memory of 1940	2100	979645cb3ebaa1883b0edb4ab2d16e085b5f8206945c843de50a106a8f6f8d64.exe	30
PID 2100 wrote to memory of 1940	2100	979645cb3ebaa1883b0edb4ab2d16e085b5f8206945c843de50a106a8f6f8d64.exe	30
PID 2100 wrote to memory of 1940	2100	979645cb3ebaa1883b0edb4ab2d16e085b5f8206945c843de50a106a8f6f8d64.exe	30
PID 2100 wrote to memory of 1796	2100	979645cb3ebaa1883b0edb4ab2d16e085b5f8206945c843de50a106a8f6f8d64.exe	31
PID 2100 wrote to memory of 1796	2100	979645cb3ebaa1883b0edb4ab2d16e085b5f8206945c843de50a106a8f6f8d64.exe	31
PID 2100 wrote to memory of 1796	2100	979645cb3ebaa1883b0edb4ab2d16e085b5f8206945c843de50a106a8f6f8d64.exe	31
PID 2100 wrote to memory of 1796	2100	979645cb3ebaa1883b0edb4ab2d16e085b5f8206945c843de50a106a8f6f8d64.exe	31
PID 2100 wrote to memory of 2080	2100	979645cb3ebaa1883b0edb4ab2d16e085b5f8206945c843de50a106a8f6f8d64.exe	32
PID 2100 wrote to memory of 2080	2100	979645cb3ebaa1883b0edb4ab2d16e085b5f8206945c843de50a106a8f6f8d64.exe	32
PID 2100 wrote to memory of 2080	2100	979645cb3ebaa1883b0edb4ab2d16e085b5f8206945c843de50a106a8f6f8d64.exe	32
PID 2100 wrote to memory of 2080	2100	979645cb3ebaa1883b0edb4ab2d16e085b5f8206945c843de50a106a8f6f8d64.exe	32

C:\Users\Admin\AppData\Local\Temp\979645cb3ebaa1883b0edb4ab2d16e085b5f8206945c843de50a106a8f6f8d64.exe
"C:\Users\Admin\AppData\Local\Temp\979645cb3ebaa1883b0edb4ab2d16e085b5f8206945c843de50a106a8f6f8d64.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2100
- C:\Users\Admin\AppData\Local\Temp\979645cb3ebaa1883b0edb4ab2d16e085b5f8206945c843de50a106a8f6f8d64.exe
  C:\Users\Admin\AppData\Local\Temp\979645cb3ebaa1883b0edb4ab2d16e085b5f8206945c843de50a106a8f6f8d64.exe /stext "C:\Users\Admin\AppData\Local\Temp\ruixpiaizyoqrrqccaat"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:1940
- C:\Users\Admin\AppData\Local\Temp\979645cb3ebaa1883b0edb4ab2d16e085b5f8206945c843de50a106a8f6f8d64.exe
  C:\Users\Admin\AppData\Local\Temp\979645cb3ebaa1883b0edb4ab2d16e085b5f8206945c843de50a106a8f6f8d64.exe /stext "C:\Users\Admin\AppData\Local\Temp\tovhqblkvggvbxmgtlmuxer"
  2⤵
  - Accesses Microsoft Outlook accounts
  - System Location Discovery: System Language Discovery
  PID:1796
- C:\Users\Admin\AppData\Local\Temp\979645cb3ebaa1883b0edb4ab2d16e085b5f8206945c843de50a106a8f6f8d64.exe
  C:\Users\Admin\AppData\Local\Temp\979645cb3ebaa1883b0edb4ab2d16e085b5f8206945c843de50a106a8f6f8d64.exe /stext "C:\Users\Admin\AppData\Local\Temp\eqbaqtwdipyadlakcvhoirldbu"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2080

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:\ProgramData\remcos\logs.dat

Filesize
144B

MD5
9dc0f939ed3ff56d98948275b260fc50

SHA1
f31f995f2e65fa716b6f54f5f4e448bdf8b15f25

SHA256
30387977d974539e682e6448e9175dc2c94bae838231f14262cdabda3243682f

SHA512
59e1163cf847f26d67fb935aaa278bdd640fc4dc0922929f3beb4f48f89c5d5d8b938e8cac1d37d8b6ecfad955d29c572c32f2016475bc27e8509f04bb8b58f2

Download Submit
C:\Users\Admin\AppData\Local\Temp\ruixpiaizyoqrrqccaat

Filesize
2B

MD5
f3b25701fe362ec84616a93a45ce9998

SHA1
d62636d8caec13f04e28442a0a6fa1afeb024bbb

SHA256
b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

SHA512
98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

Download Submit
memory/1796-8-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/1796-26-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/1796-6-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/1796-3-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/1796-10-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/1940-1-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/1940-9-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/1940-7-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/1940-22-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/1940-4-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2080-11-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2080-13-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2080-17-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2080-14-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2080-15-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2100-28-0x0000000010000000-0x0000000010019000-memory.dmp

Filesize
100KB

Download
memory/2100-32-0x0000000010000000-0x0000000010019000-memory.dmp

Filesize
100KB

Download
memory/2100-31-0x0000000010000000-0x0000000010019000-memory.dmp

Filesize
100KB

Download

Analysis

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