vidar | ace907a9e3c139c5306b743b0c595c61bdc23d5364261cd9b42112e586bbeea2

General

Target

ace907a9e3c139c5306b743b0c595c61bdc23d5364261cd9b42112e586bbeea2.exe
Size

4.6MB
MD5

679b1a041498c0c1a74e0b0ff0d96382
SHA1

bc14eb65bdb3cbe793f8e66f16b6274e558e159f
SHA256

ace907a9e3c139c5306b743b0c595c61bdc23d5364261cd9b42112e586bbeea2
SHA512

5eb579de7848cac1e9fe350b9421574fd38a2e72e0d8113c3974e7031c2593ad5366552d872a485179df8813834465050bef5b2c8b78f0f18848d187a5029e14
SSDEEP

49152:WuCfqCO438izFQu4+uCtIETopo+jl5LPYiVjOts6x1c:WPfqC3hQu9vt4oC

Score

10^/10

vidar discovery stealer

Malware Config

Extracted

Family

vidar

C2

https://t.me/sc1phell

https://steamcommunity.com/profiles/76561199819539662

Attributes

user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:136.0) Gecko/20100101 Firefox/136.0

Signatures

Detect Vidar Stealer 3 IoCs

stealer

resource	yara_rule
behavioral1/memory/2248-1-0x0000000000400000-0x0000000000422000-memory.dmp	family_vidar_v7
behavioral1/memory/2248-2-0x0000000000400000-0x0000000000422000-memory.dmp	family_vidar_v7
behavioral1/memory/2248-100-0x0000000000400000-0x0000000000422000-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 2380 set thread context of 2248	2380	ace907a9e3c139c5306b743b0c595c61bdc23d5364261cd9b42112e586bbeea2.exe	31

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	ace907a9e3c139c5306b743b0c595c61bdc23d5364261cd9b42112e586bbeea2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	BitLockerToGo.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2380 wrote to memory of 2248	2380	ace907a9e3c139c5306b743b0c595c61bdc23d5364261cd9b42112e586bbeea2.exe	31
PID 2380 wrote to memory of 2248	2380	ace907a9e3c139c5306b743b0c595c61bdc23d5364261cd9b42112e586bbeea2.exe	31
PID 2380 wrote to memory of 2248	2380	ace907a9e3c139c5306b743b0c595c61bdc23d5364261cd9b42112e586bbeea2.exe	31
PID 2380 wrote to memory of 2248	2380	ace907a9e3c139c5306b743b0c595c61bdc23d5364261cd9b42112e586bbeea2.exe	31
PID 2380 wrote to memory of 2248	2380	ace907a9e3c139c5306b743b0c595c61bdc23d5364261cd9b42112e586bbeea2.exe	31
PID 2380 wrote to memory of 2248	2380	ace907a9e3c139c5306b743b0c595c61bdc23d5364261cd9b42112e586bbeea2.exe	31
PID 2380 wrote to memory of 2248	2380	ace907a9e3c139c5306b743b0c595c61bdc23d5364261cd9b42112e586bbeea2.exe	31
PID 2380 wrote to memory of 2248	2380	ace907a9e3c139c5306b743b0c595c61bdc23d5364261cd9b42112e586bbeea2.exe	31
PID 2380 wrote to memory of 2248	2380	ace907a9e3c139c5306b743b0c595c61bdc23d5364261cd9b42112e586bbeea2.exe	31
PID 2380 wrote to memory of 2248	2380	ace907a9e3c139c5306b743b0c595c61bdc23d5364261cd9b42112e586bbeea2.exe	31
PID 2380 wrote to memory of 2248	2380	ace907a9e3c139c5306b743b0c595c61bdc23d5364261cd9b42112e586bbeea2.exe	31
PID 2380 wrote to memory of 2248	2380	ace907a9e3c139c5306b743b0c595c61bdc23d5364261cd9b42112e586bbeea2.exe	31

C:\Users\Admin\AppData\Local\Temp\ace907a9e3c139c5306b743b0c595c61bdc23d5364261cd9b42112e586bbeea2.exe
"C:\Users\Admin\AppData\Local\Temp\ace907a9e3c139c5306b743b0c595c61bdc23d5364261cd9b42112e586bbeea2.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2380
- C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe
  "C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2248

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
342B

MD5
9035a0e8d39dcba66f29806453ff14d7

SHA1
1a8836afaec82e479235abdd030253502ff5f2e1

SHA256
366fa48e4cf5daecf93e3eaca014fd36ef59954af9053951dc7385c6c29db84d

SHA512
bc9e18682b3eba2dc341a99d0c1dbb8aac4d2c44dd9d521267f06d64fe3b5fec0dddfa94c57952a2c1c0b640dfd49a34ee69a714e43568fe0e344b5305aff17b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab3861.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar3893.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
memory/2248-0-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/2248-1-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/2248-2-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/2248-100-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download

Analysis

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