cobaltstrike | d850202961a4ad215a5779c3794a11eeb82da11ab6ebdb52400e6b60fb1bdc2f

Analysis

max time kernel
135s
max time network
141s
platform
windows7_x64
resource
win7-en-20211208
submitted
19-01-2022 18:21

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General

Target

080ee6c068e95db7a776793e167fb4bb9ad0efcb424a400ed3efe697400fc73a.exe
Size

3.1MB
MD5

b35f113ac3f89dc786064a81431ca438
SHA1

bd876ac81afbceaf4d4fc17e99c4f7012a92d4a4
SHA256

080ee6c068e95db7a776793e167fb4bb9ad0efcb424a400ed3efe697400fc73a
SHA512

1ec646e25c6d3242cb27e6b1c0d000e0dacdd2e927d7ae4422065f8905662f55ef9286eda7e9719fb083854fae87325dc0e3a4313ac800d2142fcfdd707dd822

Score

10^/10

cobaltstrike backdoor evasion trojan

Malware Config

Extracted

Family

cobaltstrike

http://106.12.99.85:80/qu6A

Attributes

user_agent
User-Agent: Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; .NET CLR 1.1.4322)

Signatures

Cobaltstrike
Detected malicious payload which is part of Cobaltstrike.
trojan backdoor cobaltstrike
Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Checks BIOS information in registry 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

080ee6c068e95db7a776793e167fb4bb9ad0efcb424a400ed3efe697400fc73a.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	080ee6c068e95db7a776793e167fb4bb9ad0efcb424a400ed3efe697400fc73a.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	080ee6c068e95db7a776793e167fb4bb9ad0efcb424a400ed3efe697400fc73a.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

080ee6c068e95db7a776793e167fb4bb9ad0efcb424a400ed3efe697400fc73a.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	080ee6c068e95db7a776793e167fb4bb9ad0efcb424a400ed3efe697400fc73a.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

080ee6c068e95db7a776793e167fb4bb9ad0efcb424a400ed3efe697400fc73a.exe

pid process

1116 080ee6c068e95db7a776793e167fb4bb9ad0efcb424a400ed3efe697400fc73a.exe

pid	process
1116	080ee6c068e95db7a776793e167fb4bb9ad0efcb424a400ed3efe697400fc73a.exe

C:\Users\Admin\AppData\Local\Temp\080ee6c068e95db7a776793e167fb4bb9ad0efcb424a400ed3efe697400fc73a.exe
"C:\Users\Admin\AppData\Local\Temp\080ee6c068e95db7a776793e167fb4bb9ad0efcb424a400ed3efe697400fc73a.exe"
1⤵
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
PID:1116

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/1116-55-0x0000000000401000-0x0000000000404000-memory.dmp

Filesize
12KB

Download
memory/1116-56-0x00000000003E0000-0x00000000003E1000-memory.dmp

Filesize
4KB

Download
memory/1116-57-0x000007FEFC151000-0x000007FEFC153000-memory.dmp

Filesize
8KB

Download