545ff04089ae7c3afed04ebc6224472f99e8e45c707314a6b779a1cd22dc7f9b

Analysis

max time kernel
140s
max time network
138s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
28/10/2024, 19:33

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General

Target

IcarusRDP_builder-main/Addon/bb.exe
Size

37KB
MD5

a89e1929316ac594e1c1258f55a2e297
SHA1

7470a1dadf5b84535f60157f5c0390431acdef08
SHA256

10917ac0bf9f82f521090f861236d27891e4cf30948c0146bab09962adb93c7e
SHA512

2b0b7fcb09d17fc6325de04c2b55ebd796b079e87e53d53a89d8c04b34002863dd874f76478e408e56b539fde380b2c1305fcfa9da81d7a9f3788a6c73e40fdc
SSDEEP

768:ObsCogv5ESs9BDykUWZ0+uD3jqE3zC9GO:OREBs+O3jqOO

Score

7^/10

discovery

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation	bb.exe

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

System Information Discovery
T1082

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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bb.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1460 wrote to memory of 2296	1460	bb.exe	86
PID 1460 wrote to memory of 2296	1460	bb.exe	86
PID 1460 wrote to memory of 2296	1460	bb.exe	86

C:\Users\Admin\AppData\Local\Temp\IcarusRDP_builder-main\Addon\bb.exe
"C:\Users\Admin\AppData\Local\Temp\IcarusRDP_builder-main\Addon\bb.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1460
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\8F4F.tmp\KillBots.bat" "
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2296

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\8F4F.tmp\KillBots.bat

Filesize
639B

MD5
e22986670095d9859b17688ba339db0a

SHA1
4d292de928e454ced5a1c951e2ad0d3467da3556

SHA256
2067cfd77cd0dd575e0d24ad4a0de3bb48aebbcad71da0b513ceb6dc366878c0

SHA512
d8da0e9d55ee6c08385b4ee6fb1a1b7eb2f327b9e1a4fde2f3ccfe457fa8d6a93357eed5d40a0b9eb6401773c90bc408501b852ba94025ae95fb069538db5c05

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