osiris | 01d5f1b32235b5d5ba5970d56639d82aa3d83b57ec08c79b3580fd0c88ef1c29

Resubmissions

09-04-2024 12:50

240409-p3e4kaaf7v 10

09-04-2024 12:50

240409-p3d69saf7s 10

09-04-2024 12:50

240409-p3dkqsfd36 10

09-04-2024 12:50

240409-p3cy7saf61 10

Analysis

max time kernel
600s
max time network
588s
platform
windows11-21h2_x64
resource
win11-20240221-en
resource tags

arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system
submitted
09-04-2024 12:50

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General

Target

osiris.exe
Size

434KB
MD5

64876d5de7061e925e29f6a0c87cea9b
SHA1

51d6ed277b85b07974d450a9b3441c780467613f
SHA256

01d5f1b32235b5d5ba5970d56639d82aa3d83b57ec08c79b3580fd0c88ef1c29
SHA512

2dfe245cd058d10ac35c441238c52dcb08db8c565786d5824baf9cbd2846f2a4803709d4e9850add7f4c8e6ea5f37c23c66423820a9d6af2b7da8ddf74b6cb1b
SSDEEP

12288:rXPcLcbGfVylwG/ZDCK/ScBXo8TsyMkKMY8m7WOK9SATTsx/SA/WegYfdNbrqnuv:rXh6XcBXo8TsL8Y8m/ATTySA/DrfdNbV

Score

10^/10

osiris banker botnet

Malware Config

Signatures

Osiris
banker botnet osiris
Executes dropped EXE 1 IoCs

Processes:

GetX64BTIT.exe

pid process

3656 GetX64BTIT.exe
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

2 api.ipify.org
3 api.ipify.org
Uses Tor communications 1 TTPs
Malware can proxy its traffic through Tor for more anonymity.

Proxy
T1090

pid	process
3656	GetX64BTIT.exe

flow	ioc
2	api.ipify.org
3	api.ipify.org

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

osiris.exe

pid	process
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe
4400	osiris.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

osiris.exe

pid process

4400 osiris.exe

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

osiris.exe

description	pid	process	target process
PID 4400 wrote to memory of 3656	4400	osiris.exe	GetX64BTIT.exe
PID 4400 wrote to memory of 3656	4400	osiris.exe	GetX64BTIT.exe

C:\Users\Admin\AppData\Local\Temp\osiris.exe
"C:\Users\Admin\AppData\Local\Temp\osiris.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4400
- C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe
  "C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe"
  2⤵
  - Executes dropped EXE
  PID:3656

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Proxy

T1090

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe

Filesize
3KB

MD5
b4cd27f2b37665f51eb9fe685ec1d373

SHA1
7f08febf0fdb7fc9f8bf35a10fb11e7de431abe0

SHA256
91f1023142b7babf6ff75dad984c2a35bde61dc9e61f45483f4b65008576d581

SHA512
e025f65224d78f5fd0abebe281ac0d44a385b2641e367cf39eed6aefada20a112ac47f94d7febc4424f1db6a6947bac16ff83ef93a8d745b3cddfdbe64c49a1e

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C:\Users\Admin\AppData\Local\Temp\x64btit.txt

Filesize
28B

MD5
afd8b0f2e1e8b40cc3d95a5077b25f58

SHA1
5e65e48083f30c2bfa248133e09d9f4f16ec46ba

SHA256
575226c864821e71d98f54f079d13a063616a264cff150637e418220f9f94e43

SHA512
daf42633761dad5e09e4057321f6eaba8da838cf25147aa6b0621f5b30dcf073fabef0d9b1189b686e2c9c58627cb023a04bde34e66a03afcf430d09e0231de7

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