blackguard | bde2b977cdd7c086a35825a9ba7f2307341a3917f40cc193ed316dde106a6c74

Resubmissions

20-10-2023 03:44

231020-eagftadf5t 10

13-10-2023 22:15

231013-16kc8sch9s 10

Analysis

max time kernel
259s
max time network
316s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
13-10-2023 22:15

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General

Target

bde2b977cdd7c086a35825a9ba7f2307341a3917f40cc193ed316dde106a6c74.exe
Size

9.6MB
MD5

ec333982af0977d8af5a4984792a4385
SHA1

d5b7e49c6476766d45a18cdd150d0679a9529a5a
SHA256

bde2b977cdd7c086a35825a9ba7f2307341a3917f40cc193ed316dde106a6c74
SHA512

1446ecc9ca6f193796cdbaf1b9f291b85a36279659254e6cbf286dba8a0e5f233c889b459b799a0d18462f1210841a61a207f76bc90db4365a43e7d967761cfc
SSDEEP

49152:LLLjKXCrX+hMesdq40bf95X9K5NRcSJDg/u/fiGhG6E7/6bp1pBt0zKkevwN/+j:

Score

10^/10

blackguard stealer

Malware Config

Signatures

BlackGuard
Infostealer first seen in Late 2021.
stealer blackguard

Executes dropped EXE 2 IoCs

pid	Process
2524	5XW165OI.exe
3032	300YMGV2.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	3032	300YMGV2.exe
Token: SeTakeOwnershipPrivilege	3032	300YMGV2.exe
Token: SeRestorePrivilege	3032	300YMGV2.exe
Token: SeTcbPrivilege	3032	300YMGV2.exe
Token: SeBackupPrivilege	3032	300YMGV2.exe
Token: SeDebugPrivilege	2524	5XW165OI.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
3032	300YMGV2.exe
3032	300YMGV2.exe
3032	300YMGV2.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2544 wrote to memory of 2524	2544	bde2b977cdd7c086a35825a9ba7f2307341a3917f40cc193ed316dde106a6c74.exe	28
PID 2544 wrote to memory of 2524	2544	bde2b977cdd7c086a35825a9ba7f2307341a3917f40cc193ed316dde106a6c74.exe	28
PID 2544 wrote to memory of 2524	2544	bde2b977cdd7c086a35825a9ba7f2307341a3917f40cc193ed316dde106a6c74.exe	28
PID 2544 wrote to memory of 3032	2544	bde2b977cdd7c086a35825a9ba7f2307341a3917f40cc193ed316dde106a6c74.exe	29
PID 2544 wrote to memory of 3032	2544	bde2b977cdd7c086a35825a9ba7f2307341a3917f40cc193ed316dde106a6c74.exe	29
PID 2544 wrote to memory of 3032	2544	bde2b977cdd7c086a35825a9ba7f2307341a3917f40cc193ed316dde106a6c74.exe	29
PID 2544 wrote to memory of 3032	2544	bde2b977cdd7c086a35825a9ba7f2307341a3917f40cc193ed316dde106a6c74.exe	29
PID 2524 wrote to memory of 2000	2524	5XW165OI.exe	31
PID 2524 wrote to memory of 2000	2524	5XW165OI.exe	31
PID 2524 wrote to memory of 2000	2524	5XW165OI.exe	31

C:\Users\Admin\AppData\Local\Temp\bde2b977cdd7c086a35825a9ba7f2307341a3917f40cc193ed316dde106a6c74.exe
"C:\Users\Admin\AppData\Local\Temp\bde2b977cdd7c086a35825a9ba7f2307341a3917f40cc193ed316dde106a6c74.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2544
- C:\Users\Admin\AppData\Local\Temp\hsperfdata_Admin\5XW165OI.exe
  "C:\Users\Admin\AppData\Local\Temp\hsperfdata_Admin\5XW165OI.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2524
- - C:\Windows\system32\WerFault.exe
    C:\Windows\system32\WerFault.exe -u -p 2524 -s 1280
    3⤵
    PID:2000
- C:\ProgramData\Start Menu\300YMGV2.exe
  "C:\ProgramData\Start Menu\300YMGV2.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:3032

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\Microsoft\Windows\Start Menu\300YMGV2.exe

Filesize
1.8MB

MD5
cdb983e76d6fc15c5eaef54a063f0091

SHA1
ff22a165f86cf929727fa12d8e787e69d24bb19c

SHA256
0d9e31079d1626252be3d0241e9559e975a0ccf94648d4f41219119136f361f1

SHA512
a665a3c222a4fb218dca8af4e10582e493e4aec146e6e5bbf1091d482ea3081528e77fc9b176f892d5ba04fe442991947acc20242b3e4885fd37a614a963f3c6

Download Submit
C:\ProgramData\Start Menu\300YMGV2.exe

Filesize
1.8MB

MD5
cdb983e76d6fc15c5eaef54a063f0091

SHA1
ff22a165f86cf929727fa12d8e787e69d24bb19c

SHA256
0d9e31079d1626252be3d0241e9559e975a0ccf94648d4f41219119136f361f1

SHA512
a665a3c222a4fb218dca8af4e10582e493e4aec146e6e5bbf1091d482ea3081528e77fc9b176f892d5ba04fe442991947acc20242b3e4885fd37a614a963f3c6

Download Submit
C:\Users\Admin\AppData\Local\Temp\hsperfdata_Admin\5XW165OI.exe

Filesize
1.8MB

MD5
8bbaf95337912b8a1d36594e5bb2f5e6

SHA1
5db26a00543868b7f7bc88ec6597a17cf0dc71ae

SHA256
c50a943a78dc0049438b810fae2973ade0350c6ad76f924348fd56daff9fdf3a

SHA512
3665bbbfced55b369c0a3926fbe1682c3dc80e669d33fc523b4e23c2bbbb38f34b50d04bf369d0104d71ff99c73e9cb3d525408f0f137d7e870d7dded4196620

Download Submit
C:\Users\Admin\AppData\Local\Temp\hsperfdata_Admin\5XW165OI.exe

Filesize
1.8MB

MD5
8bbaf95337912b8a1d36594e5bb2f5e6

SHA1
5db26a00543868b7f7bc88ec6597a17cf0dc71ae

SHA256
c50a943a78dc0049438b810fae2973ade0350c6ad76f924348fd56daff9fdf3a

SHA512
3665bbbfced55b369c0a3926fbe1682c3dc80e669d33fc523b4e23c2bbbb38f34b50d04bf369d0104d71ff99c73e9cb3d525408f0f137d7e870d7dded4196620

Download Submit
memory/2524-10-0x0000000000110000-0x00000000002EC000-memory.dmp

Filesize
1.9MB

Download
memory/2524-13-0x000007FEF4F30000-0x000007FEF591C000-memory.dmp

Filesize
9.9MB

Download
memory/2524-16-0x00000000006B0000-0x0000000000730000-memory.dmp

Filesize
512KB

Download
memory/2524-17-0x000007FEF4F30000-0x000007FEF591C000-memory.dmp

Filesize
9.9MB

Download
memory/2524-18-0x00000000006B0000-0x0000000000730000-memory.dmp

Filesize
512KB

Download
memory/2544-9-0x000007FEF4F30000-0x000007FEF591C000-memory.dmp

Filesize
9.9MB

Download
memory/2544-0-0x0000000000D40000-0x00000000016DA000-memory.dmp

Filesize
9.6MB

Download
memory/2544-1-0x000007FEF4F30000-0x000007FEF591C000-memory.dmp

Filesize
9.9MB

Download
memory/2544-15-0x000007FEF4F30000-0x000007FEF591C000-memory.dmp

Filesize
9.9MB

Download