vidar | bb9a6242991d0d9bf29011e503cb679537dda42fab5451869ce866b3dada19ca

Analysis

max time kernel
23s
max time network
139s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
31-12-2023 09:17

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General

Target

308c3af9d49308ea263e70bc4f946fa0.exe
Size

1.5MB
MD5

308c3af9d49308ea263e70bc4f946fa0
SHA1

962bd5aaa2d7441a27c931932cc003491aa66dad
SHA256

bb9a6242991d0d9bf29011e503cb679537dda42fab5451869ce866b3dada19ca
SHA512

da8fcd80d98a62eaef1a57d87fcb990d47e0ebe2aa0834a16262810b5fd36bcb8f05a08a093e19b3c498277f97adc12f0725f122b7b7047e495f39647cfee40f
SSDEEP

24576:9xSiXHVIHkbV5qXeRqVo5h1VPpcGWjNr3Vw/MP85slp+t4ioscQPFc8HTWK0g+WA:9Qi3VIek5Vo5PcQUPhZxQSUDV+W2x

Score

10^/10

vidar 921 stealer

Malware Config

Extracted

Family

vidar

Version

39.9

Botnet

921

https://prophefliloc.tumblr.com/

Attributes

profile_id
921

Signatures

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

Vidar Stealer 4 IoCs

stealer

Processes:

resource	yara_rule
behavioral1/memory/2084-5-0x0000000000400000-0x00000000004A1000-memory.dmp	family_vidar
behavioral1/memory/2084-8-0x0000000000400000-0x00000000004A1000-memory.dmp	family_vidar
behavioral1/memory/2084-7-0x0000000000400000-0x00000000004A1000-memory.dmp	family_vidar
behavioral1/memory/2084-63-0x0000000000400000-0x00000000004A1000-memory.dmp	family_vidar

Suspicious use of SetThreadContext 1 IoCs

Processes:

308c3af9d49308ea263e70bc4f946fa0.exe

description pid process target process

PID 1652 set thread context of 2084 1652 308c3af9d49308ea263e70bc4f946fa0.exe 308c3af9d49308ea263e70bc4f946fa0.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

308c3af9d49308ea263e70bc4f946fa0.exe

description pid process

Token: SeDebugPrivilege 1652 308c3af9d49308ea263e70bc4f946fa0.exe

description	pid	process	target process
PID 1652 set thread context of 2084	1652	308c3af9d49308ea263e70bc4f946fa0.exe	308c3af9d49308ea263e70bc4f946fa0.exe

description	pid	process
Token: SeDebugPrivilege	1652	308c3af9d49308ea263e70bc4f946fa0.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

308c3af9d49308ea263e70bc4f946fa0.exe

description	pid	process	target process
PID 1652 wrote to memory of 2084	1652	308c3af9d49308ea263e70bc4f946fa0.exe	308c3af9d49308ea263e70bc4f946fa0.exe
PID 1652 wrote to memory of 2084	1652	308c3af9d49308ea263e70bc4f946fa0.exe	308c3af9d49308ea263e70bc4f946fa0.exe
PID 1652 wrote to memory of 2084	1652	308c3af9d49308ea263e70bc4f946fa0.exe	308c3af9d49308ea263e70bc4f946fa0.exe
PID 1652 wrote to memory of 2084	1652	308c3af9d49308ea263e70bc4f946fa0.exe	308c3af9d49308ea263e70bc4f946fa0.exe
PID 1652 wrote to memory of 2084	1652	308c3af9d49308ea263e70bc4f946fa0.exe	308c3af9d49308ea263e70bc4f946fa0.exe
PID 1652 wrote to memory of 2084	1652	308c3af9d49308ea263e70bc4f946fa0.exe	308c3af9d49308ea263e70bc4f946fa0.exe
PID 1652 wrote to memory of 2084	1652	308c3af9d49308ea263e70bc4f946fa0.exe	308c3af9d49308ea263e70bc4f946fa0.exe
PID 1652 wrote to memory of 2084	1652	308c3af9d49308ea263e70bc4f946fa0.exe	308c3af9d49308ea263e70bc4f946fa0.exe
PID 1652 wrote to memory of 2084	1652	308c3af9d49308ea263e70bc4f946fa0.exe	308c3af9d49308ea263e70bc4f946fa0.exe

C:\Users\Admin\AppData\Local\Temp\308c3af9d49308ea263e70bc4f946fa0.exe
"C:\Users\Admin\AppData\Local\Temp\308c3af9d49308ea263e70bc4f946fa0.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1652

C:\Users\Admin\AppData\Local\Temp\308c3af9d49308ea263e70bc4f946fa0.exe
C:\Users\Admin\AppData\Local\Temp\308c3af9d49308ea263e70bc4f946fa0.exe
2⤵
PID:2084

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\Cab6A78.tmp
Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar6A8B.tmp
Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
memory/1652-1-0x00000000749A0000-0x000000007508E000-memory.dmp

Filesize
6.9MB

Download
memory/1652-0-0x0000000000A50000-0x0000000000BD2000-memory.dmp

Filesize
1.5MB

Download
memory/1652-3-0x0000000000490000-0x0000000000491000-memory.dmp

Filesize
4KB

Download
memory/1652-2-0x0000000004760000-0x00000000047A0000-memory.dmp

Filesize
256KB

Download
memory/1652-4-0x0000000000A20000-0x0000000000A46000-memory.dmp

Filesize
152KB

Download
memory/1652-9-0x00000000749A0000-0x000000007508E000-memory.dmp

Filesize
6.9MB

Download
memory/2084-5-0x0000000000400000-0x00000000004A1000-memory.dmp

Filesize
644KB

Download
memory/2084-8-0x0000000000400000-0x00000000004A1000-memory.dmp

Filesize
644KB

Download
memory/2084-7-0x0000000000400000-0x00000000004A1000-memory.dmp

Filesize
644KB

Download
memory/2084-63-0x0000000000400000-0x00000000004A1000-memory.dmp

Filesize
644KB

Download