snakekeylogger | 0aca8e757450257b435be941b91b79bedc38d9b25be3a60b10a52aec61a158a8

Analysis

max time kernel
150s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
23/03/2023, 06:30

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General

Target

Order_PROFORMA150223_DOCUMENTACION.exe
Size

420KB
MD5

2e7d0cf4cec98345f5c0a37b41a4ec28
SHA1

e93e2ffbce12cdfbc2da6fa985a2b4cf934ca756
SHA256

0aca8e757450257b435be941b91b79bedc38d9b25be3a60b10a52aec61a158a8
SHA512

0397f3a3d40b51eed45495f2a20537d620be0599e59b4716951c91736c349a95aa0c9c133f8ffa8098e858b7ff014be64dcc389c29841e9c40171b42e84d6185
SSDEEP

12288:ioZqMpB0QfDg1a8+kDCyram5H0naXmpf0v:iosMOQfDg1a8+kDCm0nppf0v

Score

10^/10

snakekeylogger discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.eversafe.pt
Port:
587
Username:
[email protected]
Password:
Ev3rsaf3_2021
Email To:
[email protected]

Signatures

Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
stealer keylogger snakekeylogger

Snake Keylogger payload 2 IoCs

resource	yara_rule
behavioral2/memory/2060-166-0x0000000000400000-0x000000000062B000-memory.dmp	family_snakekeylogger
behavioral2/memory/2060-168-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Checks QEMU agent file 2 TTPs 2 IoCs

Checks presence of QEMU agent, possibly to detect virtualization.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	C:\Program Files\Qemu-ga\qemu-ga.exe	Order_PROFORMA150223_DOCUMENTACION.exe
File opened (read-only)	C:\Program Files\Qemu-ga\qemu-ga.exe	caspol.exe

Loads dropped DLL 2 IoCs

pid	Process
2388	Order_PROFORMA150223_DOCUMENTACION.exe
2388	Order_PROFORMA150223_DOCUMENTACION.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102

Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs

pid	Process
2060	caspol.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2388	Order_PROFORMA150223_DOCUMENTACION.exe
2060	caspol.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2388 set thread context of 2060	2388	Order_PROFORMA150223_DOCUMENTACION.exe	101

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2060	caspol.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2388	Order_PROFORMA150223_DOCUMENTACION.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2060	caspol.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2388 wrote to memory of 2060	2388	Order_PROFORMA150223_DOCUMENTACION.exe	101
PID 2388 wrote to memory of 2060	2388	Order_PROFORMA150223_DOCUMENTACION.exe	101
PID 2388 wrote to memory of 2060	2388	Order_PROFORMA150223_DOCUMENTACION.exe	101
PID 2388 wrote to memory of 2060	2388	Order_PROFORMA150223_DOCUMENTACION.exe	101

C:\Users\Admin\AppData\Local\Temp\Order_PROFORMA150223_DOCUMENTACION.exe
"C:\Users\Admin\AppData\Local\Temp\Order_PROFORMA150223_DOCUMENTACION.exe"
1⤵
- Checks QEMU agent file
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2388
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe
  "C:\Users\Admin\AppData\Local\Temp\Order_PROFORMA150223_DOCUMENTACION.exe"
  2⤵
  - Checks QEMU agent file
  - Suspicious use of NtCreateThreadExHideFromDebugger
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2060

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Web Service

T1102

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\nss6A29.tmp\AdvSplash.dll

Filesize
5KB

MD5
15d8eee287329e2030c34c6bb3e62c87

SHA1
1de23c0883f7a80a489e140c55b16970dd0264ab

SHA256
9bf33690090655e91389469beb5dbdd45942192f2e2486c9fa82fa6d74a0f88b

SHA512
6ee495dcefd131ca490d6f3077643f49598184c3a49f1f66ed7a6d1559ebb9266c8c87cf49c06cdde8a6cd0643fb46f83d13aa5f27ba0c90de4791cb8bad29c0

Download Submit
C:\Users\Admin\AppData\Local\Temp\nss6A29.tmp\System.dll

Filesize
11KB

MD5
3f176d1ee13b0d7d6bd92e1c7a0b9bae

SHA1
fe582246792774c2c9dd15639ffa0aca90d6fd0b

SHA256
fa4ab1d6f79fd677433a31ada7806373a789d34328da46ccb0449bbf347bd73e

SHA512
0a69124819b7568d0dea4e9e85ce8fe61c7ba697c934e3a95e2dcfb9f252b1d9da7faf8774b6e8efd614885507acc94987733eba09a2f5e7098b774dfc8524b6

Download Submit
memory/2060-153-0x0000000000400000-0x000000000062B000-memory.dmp

Filesize
2.2MB

Download
memory/2060-166-0x0000000000400000-0x000000000062B000-memory.dmp

Filesize
2.2MB

Download
memory/2060-167-0x0000000000B30000-0x0000000005230000-memory.dmp

Filesize
71.0MB

Download
memory/2060-168-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2060-169-0x00000000388A0000-0x0000000038E44000-memory.dmp

Filesize
5.6MB

Download
memory/2060-170-0x0000000038100000-0x000000003819C000-memory.dmp

Filesize
624KB

Download