vidar | 89d2b6b2e5ac7898a9d6903157e64e428bbbff7bc36ef2eccb3617b146e525b7

General

Target

JaffaCakes118_89d2b6b2e5ac7898a9d6903157e64e428bbbff7bc36ef2eccb3617b146e525b7.exe
Size

656.5MB
MD5

d266e6cfb64be1d505c047cbd0f5c7cf
SHA1

e472a7d9f94f48b9421ed603c25efbcd420b2910
SHA256

89d2b6b2e5ac7898a9d6903157e64e428bbbff7bc36ef2eccb3617b146e525b7
SHA512

fd0c470c23bea14fc76fe242a0e02159d829a4d5ecf0c3c7ecf0f0917c1198bc6c7642739f79d088c456521be3f020bc1a9933162d4163f746b5a0a55cedc6c9
SSDEEP

49152:Ot4/d5Zu6rTxefPihoa2ZErpQgIsdMfiIqPH1O+KQGZrfzxAB3F:Ot4V/nTgni6PZErpQgkKIK1O+KQi/x4F

Score

10^/10

vidar 546 discovery evasion stealer themida trojan

Malware Config

Extracted

Family

vidar

Version

2.1

Botnet

546

C2

https://t.me/misteryworldismyhome

https://t.me/montgomerywavesgetlucky

https://t.me/prokl3hfy

Attributes

profile_id
546

Signatures

Vidar
Vidar is an infostealer based on Arkei stealer.
stealer vidar
Vidar family
vidar

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	JaffaCakes118_89d2b6b2e5ac7898a9d6903157e64e428bbbff7bc36ef2eccb3617b146e525b7.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	JaffaCakes118_89d2b6b2e5ac7898a9d6903157e64e428bbbff7bc36ef2eccb3617b146e525b7.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	JaffaCakes118_89d2b6b2e5ac7898a9d6903157e64e428bbbff7bc36ef2eccb3617b146e525b7.exe

Themida packer 2 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral2/memory/1488-11-0x0000000000320000-0x0000000000976000-memory.dmp	themida
behavioral2/memory/1488-18-0x0000000000320000-0x0000000000976000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	JaffaCakes118_89d2b6b2e5ac7898a9d6903157e64e428bbbff7bc36ef2eccb3617b146e525b7.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
1488	JaffaCakes118_89d2b6b2e5ac7898a9d6903157e64e428bbbff7bc36ef2eccb3617b146e525b7.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1488 set thread context of 688	1488	JaffaCakes118_89d2b6b2e5ac7898a9d6903157e64e428bbbff7bc36ef2eccb3617b146e525b7.exe	84

System Location Discovery: System Language Discovery 1 TTPs 1 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	InstallUtil.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1488 wrote to memory of 688	1488	JaffaCakes118_89d2b6b2e5ac7898a9d6903157e64e428bbbff7bc36ef2eccb3617b146e525b7.exe	84
PID 1488 wrote to memory of 688	1488	JaffaCakes118_89d2b6b2e5ac7898a9d6903157e64e428bbbff7bc36ef2eccb3617b146e525b7.exe	84
PID 1488 wrote to memory of 688	1488	JaffaCakes118_89d2b6b2e5ac7898a9d6903157e64e428bbbff7bc36ef2eccb3617b146e525b7.exe	84
PID 1488 wrote to memory of 688	1488	JaffaCakes118_89d2b6b2e5ac7898a9d6903157e64e428bbbff7bc36ef2eccb3617b146e525b7.exe	84
PID 1488 wrote to memory of 688	1488	JaffaCakes118_89d2b6b2e5ac7898a9d6903157e64e428bbbff7bc36ef2eccb3617b146e525b7.exe	84
PID 1488 wrote to memory of 688	1488	JaffaCakes118_89d2b6b2e5ac7898a9d6903157e64e428bbbff7bc36ef2eccb3617b146e525b7.exe	84
PID 1488 wrote to memory of 688	1488	JaffaCakes118_89d2b6b2e5ac7898a9d6903157e64e428bbbff7bc36ef2eccb3617b146e525b7.exe	84
PID 1488 wrote to memory of 688	1488	JaffaCakes118_89d2b6b2e5ac7898a9d6903157e64e428bbbff7bc36ef2eccb3617b146e525b7.exe	84
PID 1488 wrote to memory of 688	1488	JaffaCakes118_89d2b6b2e5ac7898a9d6903157e64e428bbbff7bc36ef2eccb3617b146e525b7.exe	84
PID 1488 wrote to memory of 688	1488	JaffaCakes118_89d2b6b2e5ac7898a9d6903157e64e428bbbff7bc36ef2eccb3617b146e525b7.exe	84

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_89d2b6b2e5ac7898a9d6903157e64e428bbbff7bc36ef2eccb3617b146e525b7.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_89d2b6b2e5ac7898a9d6903157e64e428bbbff7bc36ef2eccb3617b146e525b7.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1488
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:688

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Virtualization/Sandbox Evasion

1

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/688-14-0x0000000000400000-0x0000000000484000-memory.dmp

Filesize
528KB

Download
memory/688-31-0x0000000000400000-0x0000000000484000-memory.dmp

Filesize
528KB

Download
memory/688-21-0x0000000000400000-0x0000000000484000-memory.dmp

Filesize
528KB

Download
memory/688-19-0x0000000000400000-0x0000000000484000-memory.dmp

Filesize
528KB

Download
memory/688-17-0x0000000000400000-0x0000000000484000-memory.dmp

Filesize
528KB

Download
memory/1488-6-0x00007FFDA8F70000-0x00007FFDA9239000-memory.dmp

Filesize
2.8MB

Download
memory/1488-13-0x00007FFDA8F70000-0x00007FFDA9239000-memory.dmp

Filesize
2.8MB

Download
memory/1488-3-0x00007FFDA8F70000-0x00007FFDA9239000-memory.dmp

Filesize
2.8MB

Download
memory/1488-9-0x00007FFDA8F70000-0x00007FFDA9239000-memory.dmp

Filesize
2.8MB

Download
memory/1488-10-0x00007FFDA8F70000-0x00007FFDA9239000-memory.dmp

Filesize
2.8MB

Download
memory/1488-11-0x0000000000320000-0x0000000000976000-memory.dmp

Filesize
6.3MB

Download
memory/1488-12-0x000001BFFBD20000-0x000001BFFBDD2000-memory.dmp

Filesize
712KB

Download
memory/1488-7-0x00007FFDA8F70000-0x00007FFDA9239000-memory.dmp

Filesize
2.8MB

Download
memory/1488-0-0x0000000000320000-0x0000000000976000-memory.dmp

Filesize
6.3MB

Download
memory/1488-5-0x00007FFDA8F70000-0x00007FFDA9239000-memory.dmp

Filesize
2.8MB

Download
memory/1488-4-0x00007FFDA8F70000-0x00007FFDA9239000-memory.dmp

Filesize
2.8MB

Download
memory/1488-18-0x0000000000320000-0x0000000000976000-memory.dmp

Filesize
6.3MB

Download
memory/1488-20-0x00007FFDA8F70000-0x00007FFDA9239000-memory.dmp

Filesize
2.8MB

Download
memory/1488-2-0x00007FFDA8F70000-0x00007FFDA9239000-memory.dmp

Filesize
2.8MB

Download
memory/1488-1-0x00007FFDA8FD4000-0x00007FFDA8FD5000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads