Malware Analysis Report

2024-09-11 16:28

Sample ID 240614-aa45nawgpf
Target ddea4db2ba8f3097a51e125173f999d18dd38cd99fa10e50894e1588b1f393e3
SHA256 ddea4db2ba8f3097a51e125173f999d18dd38cd99fa10e50894e1588b1f393e3
Tags
stealc vidar discovery spyware stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

ddea4db2ba8f3097a51e125173f999d18dd38cd99fa10e50894e1588b1f393e3

Threat Level: Known bad

The file ddea4db2ba8f3097a51e125173f999d18dd38cd99fa10e50894e1588b1f393e3 was found to be: Known bad.

Malicious Activity Summary

stealc vidar discovery spyware stealer

Vidar

Stealc

Detect Vidar Stealer

Downloads MZ/PE file

Reads data files stored by FTP clients

Reads user/profile data of web browsers

Checks installed software on the system

Accesses cryptocurrency files/wallets, possible credential harvesting

Enumerates physical storage devices

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of SetWindowsHookEx

Delays execution with timeout.exe

Modifies system certificate store

Checks processor information in registry

Suspicious use of WriteProcessMemory

MITRE ATT&CK Matrix V13

Initial Access
TA0001
Execution
TA0002
Persistence
TA0003
Privilege Escalation
TA0004
Defense Evasion
TA0005
Subvert Trust Controls
T1553
Install Root Certificate
T1553.004
Modify Registry
T1112
Credential Access
TA0006
Unsecured Credentials
T1552
Credentials In Files
T1552.001
Discovery
TA0007
Query Registry
T1012
System Information Discovery
T1082
Lateral Movement
TA0008
Collection
TA0009
Data from Local System
T1005
Exfiltration
TA0010
Command and Control
TA0011
Impact
TA0040
Resource Development
TA0042
Reconnaissance
TA0043

Analysis: static1

Detonation Overview

Reported

2024-06-14 00:01

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-14 00:01

Reported

2024-06-14 00:06

Platform

win7-20240611-en

Max time kernel

159s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ddea4db2ba8f3097a51e125173f999d18dd38cd99fa10e50894e1588b1f393e3.exe"

Signatures

Detect Vidar Stealer

stealer
Description Indicator Process Target
N/A N/A N/A N/A

Stealc

stealer stealc

Vidar

stealer vidar

Downloads MZ/PE file

Reads data files stored by FTP clients

spyware stealer

Reads user/profile data of web browsers

spyware stealer

Accesses cryptocurrency files/wallets, possible credential harvesting

spyware

Checks installed software on the system

discovery

Enumerates physical storage devices

Checks processor information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\ddea4db2ba8f3097a51e125173f999d18dd38cd99fa10e50894e1588b1f393e3.exe N/A

Delays execution with timeout.exe

evasion
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\timeout.exe N/A

Modifies system certificate store

evasion spyware trojan
Description Indicator Process Target
Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 0f0000000100000014000000e35ef08d884f0a0ade2f75e96301ce6230f213a8090000000100000034000000303206082b0601050507030106082b0601050507030206082b0601050507030406082b0601050507030306082b060105050703085300000001000000230000003021301f06096086480186fd6c020130123010060a2b0601040182373c0101030200c0140000000100000014000000b13ec36903f8bf4701d498261a0802ef63642bc30b00000001000000120000004400690067006900430065007200740000001d00000001000000100000008f76b981d528ad4770088245e2031b630300000001000000140000005fb7ee0633e259dbad0c4c9ae6d38f1a61c7dc252000000001000000c9030000308203c5308202ada003020102021002ac5c266a0b409b8f0b79f2ae462577300d06092a864886f70d0101050500306c310b300906035504061302555331153013060355040a130c446967694365727420496e6331193017060355040b13107777772e64696769636572742e636f6d312b30290603550403132244696769436572742048696768204173737572616e636520455620526f6f74204341301e170d3036313131303030303030305a170d3331313131303030303030305a306c310b300906035504061302555331153013060355040a130c446967694365727420496e6331193017060355040b13107777772e64696769636572742e636f6d312b30290603550403132244696769436572742048696768204173737572616e636520455620526f6f7420434130820122300d06092a864886f70d01010105000382010f003082010a0282010100c6cce573e6fbd4bbe52d2d32a6dfe5813fc9cd2549b6712ac3d5943467a20a1cb05f69a640b1c4b7b28fd098a4a941593ad3dc94d63cdb7438a44acc4d2582f74aa5531238eef3496d71917e63b6aba65fc3a484f84f6251bef8c5ecdb3892e306e508910cc4284155fbcb5a89157e71e835bf4d72093dbe3a38505b77311b8db3c724459aa7ac6d00145a04b7ba13eb510a984141224e656187814150a6795c89de194a57d52ee65d1c532c7e98cd1a0616a46873d03404135ca171d35a7c55db5e64e13787305604e511b4298012f1793988a202117c2766b788b778f2ca0aa838ab0a64c2bf665d9584c1a1251e875d1a500b2012cc41bb6e0b5138b84bcb0203010001a3633061300e0603551d0f0101ff040403020186300f0603551d130101ff040530030101ff301d0603551d0e04160414b13ec36903f8bf4701d498261a0802ef63642bc3301f0603551d23041830168014b13ec36903f8bf4701d498261a0802ef63642bc3300d06092a864886f70d010105050003820101001c1a0697dcd79c9f3c886606085721db2147f82a67aabf183276401057c18af37ad911658e35fa9efc45b59ed94c314bb891e8432c8eb378cedbe3537971d6e5219401da55879a2464f68a66ccde9c37cda834b1699b23c89e78222b7043e35547316119ef58c5852f4e30f6a0311623c8e7e2651633cbbf1a1ba03df8ca5e8b318b6008892d0c065c52b7c4f90a98d1155f9f12be7c366338bd44a47fe4262b0ac497690de98ce2c01057b8c876129155f24869d8bc2a025b0f44d42031dbf4ba70265d90609ebc4b17092fb4cb1e4368c90727c1d25cf7ea21b968129c3c9cbf9efc805c9b63cdec47aa252767a037f300827d54d7a9f8e92e13a377e81f4a C:\Users\Admin\AppData\Local\Temp\ddea4db2ba8f3097a51e125173f999d18dd38cd99fa10e50894e1588b1f393e3.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25 C:\Users\Admin\AppData\Local\Temp\ddea4db2ba8f3097a51e125173f999d18dd38cd99fa10e50894e1588b1f393e3.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\ddea4db2ba8f3097a51e125173f999d18dd38cd99fa10e50894e1588b1f393e3.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\ddea4db2ba8f3097a51e125173f999d18dd38cd99fa10e50894e1588b1f393e3.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1180 wrote to memory of 1964 N/A C:\Users\Admin\AppData\Local\Temp\ddea4db2ba8f3097a51e125173f999d18dd38cd99fa10e50894e1588b1f393e3.exe C:\Windows\SysWOW64\cmd.exe
PID 1180 wrote to memory of 1964 N/A C:\Users\Admin\AppData\Local\Temp\ddea4db2ba8f3097a51e125173f999d18dd38cd99fa10e50894e1588b1f393e3.exe C:\Windows\SysWOW64\cmd.exe
PID 1180 wrote to memory of 1964 N/A C:\Users\Admin\AppData\Local\Temp\ddea4db2ba8f3097a51e125173f999d18dd38cd99fa10e50894e1588b1f393e3.exe C:\Windows\SysWOW64\cmd.exe
PID 1180 wrote to memory of 1964 N/A C:\Users\Admin\AppData\Local\Temp\ddea4db2ba8f3097a51e125173f999d18dd38cd99fa10e50894e1588b1f393e3.exe C:\Windows\SysWOW64\cmd.exe
PID 1964 wrote to memory of 1892 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\timeout.exe
PID 1964 wrote to memory of 1892 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\timeout.exe
PID 1964 wrote to memory of 1892 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\timeout.exe
PID 1964 wrote to memory of 1892 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\timeout.exe

Processes

C:\Users\Admin\AppData\Local\Temp\ddea4db2ba8f3097a51e125173f999d18dd38cd99fa10e50894e1588b1f393e3.exe

"C:\Users\Admin\AppData\Local\Temp\ddea4db2ba8f3097a51e125173f999d18dd38cd99fa10e50894e1588b1f393e3.exe"

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\ECFCBFBGDBKJ" & exit

C:\Windows\SysWOW64\timeout.exe

timeout /t 10

Network

Country Destination Domain Proto
US 8.8.8.8:53 t.me udp
NL 149.154.167.99:443 t.me tcp
NL 149.154.167.99:443 t.me tcp
NL 149.154.167.99:443 t.me tcp
NL 149.154.167.99:443 t.me tcp
US 8.8.8.8:53 steamcommunity.com udp
BE 104.68.92.92:443 steamcommunity.com tcp
FI 95.217.135.112:443 95.217.135.112 tcp
FI 95.217.135.112:443 95.217.135.112 tcp
FI 95.217.135.112:443 95.217.135.112 tcp
FI 95.217.135.112:443 95.217.135.112 tcp
FI 95.217.135.112:443 tcp
FI 95.217.135.112:443 95.217.135.112 tcp
FI 95.217.135.112:443 95.217.135.112 tcp
FI 95.217.135.112:443 95.217.135.112 tcp
FI 95.217.135.112:443 95.217.135.112 tcp
FI 95.217.135.112:443 95.217.135.112 tcp
FI 95.217.135.112:443 tcp
FI 95.217.135.112:443 tcp
FI 95.217.135.112:443 tcp
FI 95.217.135.112:443 tcp
FI 95.217.135.112:443 tcp
FI 95.217.135.112:443 tcp
FI 95.217.135.112:443 95.217.135.112 tcp
FI 95.217.135.112:443 95.217.135.112 tcp
RU 5.42.65.116:80 tcp
RU 5.42.65.116:80 tcp
FI 95.217.135.112:443 95.217.135.112 tcp
RU 5.42.65.116:80 tcp
RU 5.42.65.116:80 tcp
FI 95.217.135.112:443 95.217.135.112 tcp
FI 95.217.135.112:443 95.217.135.112 tcp
FI 95.217.135.112:443 95.217.135.112 tcp
FI 95.217.135.112:443 95.217.135.112 tcp
FI 95.217.135.112:443 95.217.135.112 tcp

Files

memory/1180-0-0x0000000001270000-0x0000000001E61000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\Cab24C2.tmp

MD5 2d3dcf90f6c99f47e7593ea250c9e749
SHA1 51be82be4a272669983313565b4940d4b1385237
SHA256 8714e7be9f9b6de26673d9d09bd4c9f41b1b27ae10b1d56a7ad83abd7430ebd4
SHA512 9c11dd7d448ffebe2167acde37be77d42175edacf5aaf6fb31d3bdfe6bb1f63f5fdbc9a0a2125ed9d5ce0529b6b548818c8021532e1ea6b324717cc9bec0aaa5

C:\Users\Admin\AppData\Local\Temp\Tar27C5.tmp

MD5 7186ad693b8ad9444401bd9bcd2217c2
SHA1 5c28ca10a650f6026b0df4737078fa4197f3bac1
SHA256 9a71fa0cb44aa51412b16a0bf83a275977ba4e807d022f78364338b99b3a3eed
SHA512 135be0e6370fd057762c56149526f46bf6a62fb65ef5b3b26ae01fa07b4c4e37188e203bd3812f31e260ec5cccff5924633dd55ab17e9fa106479783c2fb212b

memory/1180-147-0x000000001A990000-0x000000001ABEF000-memory.dmp

memory/1180-333-0x00000000004C0000-0x00000000004C1000-memory.dmp

memory/1180-350-0x00000000004C0000-0x00000000004C1000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-14 00:01

Reported

2024-06-14 00:06

Platform

win10-20240404-en

Max time kernel

133s

Max time network

264s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ddea4db2ba8f3097a51e125173f999d18dd38cd99fa10e50894e1588b1f393e3.exe"

Signatures

Detect Vidar Stealer

stealer
Description Indicator Process Target
N/A N/A N/A N/A

Stealc

stealer stealc

Vidar

stealer vidar

Downloads MZ/PE file

Reads data files stored by FTP clients

spyware stealer

Reads user/profile data of web browsers

spyware stealer

Accesses cryptocurrency files/wallets, possible credential harvesting

spyware

Checks installed software on the system

discovery

Enumerates physical storage devices

Checks processor information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\ddea4db2ba8f3097a51e125173f999d18dd38cd99fa10e50894e1588b1f393e3.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\ddea4db2ba8f3097a51e125173f999d18dd38cd99fa10e50894e1588b1f393e3.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\ddea4db2ba8f3097a51e125173f999d18dd38cd99fa10e50894e1588b1f393e3.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\ddea4db2ba8f3097a51e125173f999d18dd38cd99fa10e50894e1588b1f393e3.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\ddea4db2ba8f3097a51e125173f999d18dd38cd99fa10e50894e1588b1f393e3.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\ddea4db2ba8f3097a51e125173f999d18dd38cd99fa10e50894e1588b1f393e3.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\ddea4db2ba8f3097a51e125173f999d18dd38cd99fa10e50894e1588b1f393e3.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\ddea4db2ba8f3097a51e125173f999d18dd38cd99fa10e50894e1588b1f393e3.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\ddea4db2ba8f3097a51e125173f999d18dd38cd99fa10e50894e1588b1f393e3.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\ddea4db2ba8f3097a51e125173f999d18dd38cd99fa10e50894e1588b1f393e3.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\ddea4db2ba8f3097a51e125173f999d18dd38cd99fa10e50894e1588b1f393e3.exe

"C:\Users\Admin\AppData\Local\Temp\ddea4db2ba8f3097a51e125173f999d18dd38cd99fa10e50894e1588b1f393e3.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 t.me udp
NL 149.154.167.99:443 t.me tcp
US 8.8.8.8:53 99.167.154.149.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
DE 49.13.235.244:5432 49.13.235.244 tcp
US 8.8.8.8:53 24.249.124.192.in-addr.arpa udp
DE 49.13.235.244:5432 49.13.235.244 tcp
US 8.8.8.8:53 244.235.13.49.in-addr.arpa udp
DE 49.13.235.244:5432 49.13.235.244 tcp
DE 49.13.235.244:5432 49.13.235.244 tcp
DE 49.13.235.244:5432 49.13.235.244 tcp
DE 49.13.235.244:5432 tcp
DE 49.13.235.244:5432 49.13.235.244 tcp
DE 49.13.235.244:5432 49.13.235.244 tcp
DE 49.13.235.244:5432 tcp
DE 49.13.235.244:5432 tcp
DE 49.13.235.244:5432 tcp
DE 49.13.235.244:5432 tcp
DE 49.13.235.244:5432 tcp
DE 49.13.235.244:5432 tcp
DE 49.13.235.244:5432 49.13.235.244 tcp
DE 49.13.235.244:5432 49.13.235.244 tcp
RU 5.42.65.116:80 tcp

Files

memory/2584-0-0x0000000000CF0000-0x00000000018E1000-memory.dmp

memory/2584-18-0x000000002BD20000-0x000000002BF7F000-memory.dmp