vidar | f3905d96e06b535e4b58082209a4fe220eab15a817039da2eddb648b5a20a75e

Analysis

max time kernel
141s
max time network
145s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
17-02-2025 19:55

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General

Target

Sid Meier's Civilization VII.exe
Size

683.9MB
MD5

3f40339bdf295a6f099dd097433c51c2
SHA1

54cbfa3105a4fb6c59d699083edad98b706bbad0
SHA256

48318511e386734e3540bf6898631d97a52ff3428dfb5eea001c218a133ca4ac
SHA512

88d08f9a59b922e34d24e1068debc37ff743585c3d8267c539d189b81d255e5fc6cae5ac27075a20719616623975d033ce425b153b9df5a8359698adff99273e
SSDEEP

98304:loE8pTFYNxOkXbP9RezM6XDkOt+tH8MQ/sksDYAFpU0jyak4/JjCc1:lhSGV63sNDV40fjC0

Score

10^/10

vidar discovery stealer

Malware Config

Extracted

Family

vidar

https://t.me/cruadsummar

https://t.me/pullmeundervosk2

Signatures

Detect Vidar Stealer 3 IoCs

stealer

resource	yara_rule
behavioral1/memory/2972-1-0x0000000000400000-0x0000000000422000-memory.dmp	family_vidar_v7
behavioral1/memory/2972-2-0x0000000000400000-0x0000000000422000-memory.dmp	family_vidar_v7
behavioral1/memory/2972-38-0x0000000000400000-0x0000000000422000-memory.dmp	family_vidar_v7

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2956 set thread context of 2972	2956	Sid Meier's Civilization VII.exe	30

System Location Discovery: System Language Discovery 1 TTPs 2 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	Sid Meier's Civilization VII.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	BitLockerToGo.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2956 wrote to memory of 2972	2956	Sid Meier's Civilization VII.exe	30
PID 2956 wrote to memory of 2972	2956	Sid Meier's Civilization VII.exe	30
PID 2956 wrote to memory of 2972	2956	Sid Meier's Civilization VII.exe	30
PID 2956 wrote to memory of 2972	2956	Sid Meier's Civilization VII.exe	30
PID 2956 wrote to memory of 2972	2956	Sid Meier's Civilization VII.exe	30
PID 2956 wrote to memory of 2972	2956	Sid Meier's Civilization VII.exe	30
PID 2956 wrote to memory of 2972	2956	Sid Meier's Civilization VII.exe	30
PID 2956 wrote to memory of 2972	2956	Sid Meier's Civilization VII.exe	30
PID 2956 wrote to memory of 2972	2956	Sid Meier's Civilization VII.exe	30
PID 2956 wrote to memory of 2972	2956	Sid Meier's Civilization VII.exe	30
PID 2956 wrote to memory of 2972	2956	Sid Meier's Civilization VII.exe	30
PID 2956 wrote to memory of 2972	2956	Sid Meier's Civilization VII.exe	30

C:\Users\Admin\AppData\Local\Temp\Sid Meier's Civilization VII.exe
"C:\Users\Admin\AppData\Local\Temp\Sid Meier's Civilization VII.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2956
- C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe
  "C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2972

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\40WV1DY9\76561199824159981[1].htm

Filesize
25KB

MD5
49d8d53569a6bd566184d16031b73029

SHA1
b0d156501852c5a60d3537a5404f6cc578326a04

SHA256
f9c466712c5e8de8f9bbac3434a68993b57b2e53616da4a8d050f08701b6383e

SHA512
75a52ed867097583d0e868cb9b6d18161e0af63056b5146645f2aeadc0939e91376b46c2f9fd4240f742e5b9af6b93dc0a7800ee7ac87ca184d7faa34d79d29b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab4B83.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar4B96.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
memory/2972-0-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/2972-1-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/2972-2-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/2972-38-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download