blackguard | 18c5f62d2fff0705013b83fc5c5c09ad7b9faeddac4bf4c8f2b5bb532f9488de

Analysis

max time kernel
31s
max time network
33s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
23-02-2023 13:56

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General

Target

08c1b360ad5f727a0660adfa74bd7509.exe
Size

237KB
MD5

08c1b360ad5f727a0660adfa74bd7509
SHA1

43a8d5a55f858ac67b195d2ebebc4ea498686f38
SHA256

18c5f62d2fff0705013b83fc5c5c09ad7b9faeddac4bf4c8f2b5bb532f9488de
SHA512

9c80b9f3ef2152e391222fb2a88d3d14d1bdfe6de256cf2659282dcc16cf0ff0d27f82500446c3e7375a481a47d39a0aad3d4f8e805dfe67b8e126c75253cfcd
SSDEEP

3072:L5IAyZvNOYWO3bAfFFHjBl+Bl2K4eqibSE6czFKJLQPeI/Kh73WmqcSCJLeKgh2B:iAyZvHWbTH1l6RDbDjkIpbs

Score

10^/10

blackguard spyware stealer

Malware Config

Extracted

Family

blackguard

https://api.telegram.org/bot5973155151:AAGgQ2GQ_WZVdt1bf_ib5JEZozBNQ7N52ww/sendMessage?chat_id=1870895902

Signatures

BlackGuard
Infostealer first seen in Late 2021.
stealer blackguard
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials in Files
T1081

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
3	freegeoip.app
4	freegeoip.app

Checks processor information in registry 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\Description\System\CentralProcessor\0	08c1b360ad5f727a0660adfa74bd7509.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	08c1b360ad5f727a0660adfa74bd7509.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2036	08c1b360ad5f727a0660adfa74bd7509.exe
2036	08c1b360ad5f727a0660adfa74bd7509.exe
2036	08c1b360ad5f727a0660adfa74bd7509.exe
2036	08c1b360ad5f727a0660adfa74bd7509.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2036	08c1b360ad5f727a0660adfa74bd7509.exe

C:\Users\Admin\AppData\Local\Temp\08c1b360ad5f727a0660adfa74bd7509.exe
"C:\Users\Admin\AppData\Local\Temp\08c1b360ad5f727a0660adfa74bd7509.exe"
1⤵
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2036

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\TTBBLFZRPRwHFKXZDHPUW.Admin\Browsers\Firefox\Bookmarks.txt

Filesize
105B

MD5
2e9d094dda5cdc3ce6519f75943a4ff4

SHA1
5d989b4ac8b699781681fe75ed9ef98191a5096c

SHA256
c84c98bbf5e0ef9c8d0708b5d60c5bb656b7d6be5135d7f7a8d25557e08cf142

SHA512
d1f7eed00959e902bdb2125b91721460d3ff99f3bdfc1f2a343d4f58e8d4e5e5a06c0c6cdc0379211c94510f7c00d7a8b34fa7d0ca0c3d54cbbe878f1e9812b7

Download Submit
C:\Users\Admin\AppData\Roaming\TTBBLFZRPRwHFKXZDHPUW.Admin\Process.txt

Filesize
428B

MD5
8c329246ca625dc607029cc9bc317ae8

SHA1
ae1dc51fe159db7f4454726d2801044f98e9fe61

SHA256
2d476406fca125457cea934e239608e47591d2f3af8ba834571ef0e345901ba2

SHA512
1d476f904ba63e50f6087172150cd61e1145268b596e0c0f93d2bae16a030823a719433f2e3820bcbfd8a7fa1cd0141e43acfedc3ed472780d2ef92574315adb

Download Submit
memory/2036-54-0x00000000011B0000-0x00000000011F2000-memory.dmp

Filesize
264KB

Download
memory/2036-58-0x0000000000560000-0x00000000005A0000-memory.dmp

Filesize
256KB

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