snakekeylogger | 1a48ab3724c838e76117fb4ee86271f27351377c978c482e647afd25dec71c4c

General

Target

ec0be7b7b2dc0a162eee2673bb94370a8b7eef222856ceeed9126f123050d1fb.exe
Size

650KB
MD5

f41ef066384697b9536cb2a2ceb52597
SHA1

1a67aae992f751da11f38216c7acc21d49baaa50
SHA256

ec0be7b7b2dc0a162eee2673bb94370a8b7eef222856ceeed9126f123050d1fb
SHA512

8604d0950a69dc393c2fb50b73a47e8bf1762c95ab355beb1b1f48af9bf2d946dae2c74bb30b2a884551b26058b84e6e9a432fede668ed265091fc4fbc18372e
SSDEEP

12288:uSiZM/U057k2tnu6gTf+8iAQ/z6KVrEQSjb:8Ctnu6gtiPr6qox

Score

10^/10

snakekeylogger discovery execution keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot5764904494:AAFs_l-L1X-oXjUJWZbsXjBMAreHGetTJvw/sendMessage?chat_id=5582419717

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/2652-26-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2652-25-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2652-22-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2652-27-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2652-20-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Snakekeylogger family
snakekeylogger

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2868	powershell.exe

Looks up external IP address via web service 1 IoCs

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

flow	ioc
4	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2532 set thread context of 2652	2532	ec0be7b7b2dc0a162eee2673bb94370a8b7eef222856ceeed9126f123050d1fb.exe	35

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2904	2652	WerFault.exe	35

System Location Discovery: System Language Discovery 1 TTPs 4 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	MSBuild.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ec0be7b7b2dc0a162eee2673bb94370a8b7eef222856ceeed9126f123050d1fb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2184	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2652	MSBuild.exe
2868	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2652	MSBuild.exe
Token: SeDebugPrivilege	2868	powershell.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2532 wrote to memory of 2868	2532	ec0be7b7b2dc0a162eee2673bb94370a8b7eef222856ceeed9126f123050d1fb.exe	31
PID 2532 wrote to memory of 2868	2532	ec0be7b7b2dc0a162eee2673bb94370a8b7eef222856ceeed9126f123050d1fb.exe	31
PID 2532 wrote to memory of 2868	2532	ec0be7b7b2dc0a162eee2673bb94370a8b7eef222856ceeed9126f123050d1fb.exe	31
PID 2532 wrote to memory of 2868	2532	ec0be7b7b2dc0a162eee2673bb94370a8b7eef222856ceeed9126f123050d1fb.exe	31
PID 2532 wrote to memory of 2184	2532	ec0be7b7b2dc0a162eee2673bb94370a8b7eef222856ceeed9126f123050d1fb.exe	33
PID 2532 wrote to memory of 2184	2532	ec0be7b7b2dc0a162eee2673bb94370a8b7eef222856ceeed9126f123050d1fb.exe	33
PID 2532 wrote to memory of 2184	2532	ec0be7b7b2dc0a162eee2673bb94370a8b7eef222856ceeed9126f123050d1fb.exe	33
PID 2532 wrote to memory of 2184	2532	ec0be7b7b2dc0a162eee2673bb94370a8b7eef222856ceeed9126f123050d1fb.exe	33
PID 2532 wrote to memory of 2652	2532	ec0be7b7b2dc0a162eee2673bb94370a8b7eef222856ceeed9126f123050d1fb.exe	35
PID 2532 wrote to memory of 2652	2532	ec0be7b7b2dc0a162eee2673bb94370a8b7eef222856ceeed9126f123050d1fb.exe	35
PID 2532 wrote to memory of 2652	2532	ec0be7b7b2dc0a162eee2673bb94370a8b7eef222856ceeed9126f123050d1fb.exe	35
PID 2532 wrote to memory of 2652	2532	ec0be7b7b2dc0a162eee2673bb94370a8b7eef222856ceeed9126f123050d1fb.exe	35
PID 2532 wrote to memory of 2652	2532	ec0be7b7b2dc0a162eee2673bb94370a8b7eef222856ceeed9126f123050d1fb.exe	35
PID 2532 wrote to memory of 2652	2532	ec0be7b7b2dc0a162eee2673bb94370a8b7eef222856ceeed9126f123050d1fb.exe	35
PID 2532 wrote to memory of 2652	2532	ec0be7b7b2dc0a162eee2673bb94370a8b7eef222856ceeed9126f123050d1fb.exe	35
PID 2532 wrote to memory of 2652	2532	ec0be7b7b2dc0a162eee2673bb94370a8b7eef222856ceeed9126f123050d1fb.exe	35
PID 2532 wrote to memory of 2652	2532	ec0be7b7b2dc0a162eee2673bb94370a8b7eef222856ceeed9126f123050d1fb.exe	35
PID 2652 wrote to memory of 2904	2652	MSBuild.exe	36
PID 2652 wrote to memory of 2904	2652	MSBuild.exe	36
PID 2652 wrote to memory of 2904	2652	MSBuild.exe	36
PID 2652 wrote to memory of 2904	2652	MSBuild.exe	36

C:\Users\Admin\AppData\Local\Temp\ec0be7b7b2dc0a162eee2673bb94370a8b7eef222856ceeed9126f123050d1fb.exe
"C:\Users\Admin\AppData\Local\Temp\ec0be7b7b2dc0a162eee2673bb94370a8b7eef222856ceeed9126f123050d1fb.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2532
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ChiTBrOQWKU.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2868
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ChiTBrOQWKU" /XML "C:\Users\Admin\AppData\Local\Temp\tmp63F1.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2184
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2652
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2652 -s 1184
    3⤵
    - Program crash
    PID:2904

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp63F1.tmp

Filesize
1KB

MD5
99b5731cb94c27662df5a7cab3354f06

SHA1
dfe45e8f385d92afd36affa6691d2b83a3d9e7c2

SHA256
2f8fec12bd18208cc3f6237848457fb5705beb371fe162a71b45955129af8eed

SHA512
972bed510beabc6ef480b20e2a3946da6b521b1a1fbba7e8dd553de16ca894b3a02e77e2e4d21d9d90514da8bb9bd47d6d816b04c3ae8b53a0cccecf23ce336f

Download Submit
memory/2532-4-0x000000007419E000-0x000000007419F000-memory.dmp

Filesize
4KB

Download
memory/2532-3-0x0000000004580000-0x0000000004598000-memory.dmp

Filesize
96KB

Download
memory/2532-13-0x0000000005BA0000-0x0000000005BC6000-memory.dmp

Filesize
152KB

Download
memory/2532-28-0x0000000074190000-0x000000007487E000-memory.dmp

Filesize
6.9MB

Download
memory/2532-5-0x0000000074190000-0x000000007487E000-memory.dmp

Filesize
6.9MB

Download
memory/2532-6-0x0000000000940000-0x000000000094C000-memory.dmp

Filesize
48KB

Download
memory/2532-7-0x0000000005B20000-0x0000000005B82000-memory.dmp

Filesize
392KB

Download
memory/2532-1-0x0000000000B00000-0x0000000000BA8000-memory.dmp

Filesize
672KB

Download
memory/2532-0-0x000000007419E000-0x000000007419F000-memory.dmp

Filesize
4KB

Download
memory/2532-2-0x0000000074190000-0x000000007487E000-memory.dmp

Filesize
6.9MB

Download
memory/2652-20-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2652-25-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2652-24-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2652-22-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2652-27-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2652-18-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2652-16-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2652-26-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads