snakekeylogger | 3eb22db295cea1562fb2f1a04c23a702cb254ce8b1ba1f54f1ebe8e6d1f3fe49

General

Target

coreTEX_report_bgm.pdf.exe
Size

662KB
MD5

d72c1ac32d2592d677d9001caeedce3e
SHA1

e998014b6c233b584427736fb22a1ff8f634c7c6
SHA256

3eb22db295cea1562fb2f1a04c23a702cb254ce8b1ba1f54f1ebe8e6d1f3fe49
SHA512

4627a0ff50cf69d07887a3b7f3f01aa69ba640f62ff08888f8011f3f8bf45c470cb5377c66d84e981b3e38bfd847f97579e55a072fb3843c639f01421f775482
SSDEEP

12288:GvV+s1bSQT6tjjdB4C1duRNSIicDqaUI1pUmckroHLVx91oXcRgBkmss0//YQ2wG:Gt0DuRMIhqaVpUmDk791oSgBkBsEQwgR

Score

10^/10

snakekeylogger stormkitty keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot5830566856:AAGWFy9uABhntGSW37Ll1sdhis_3Sq_arBM/sendMessage?chat_id=1467583453

Signatures

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

Snake Keylogger payload 7 IoCs

resource	yara_rule
behavioral1/memory/1060-63-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/1060-64-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/1060-66-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/1060-68-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/1060-70-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/1060-71-0x0000000000FF0000-0x0000000001030000-memory.dmp	family_snakekeylogger
behavioral1/memory/1060-72-0x0000000000FF0000-0x0000000001030000-memory.dmp	family_snakekeylogger

StormKitty
StormKitty is an open source info stealer written in C#.
stealer stormkitty

StormKitty payload 6 IoCs

resource	yara_rule
behavioral1/memory/1060-63-0x0000000000400000-0x0000000000424000-memory.dmp	family_stormkitty
behavioral1/memory/1060-64-0x0000000000400000-0x0000000000424000-memory.dmp	family_stormkitty
behavioral1/memory/1060-66-0x0000000000400000-0x0000000000424000-memory.dmp	family_stormkitty
behavioral1/memory/1060-68-0x0000000000400000-0x0000000000424000-memory.dmp	family_stormkitty
behavioral1/memory/1060-70-0x0000000000400000-0x0000000000424000-memory.dmp	family_stormkitty
behavioral1/memory/1060-71-0x0000000000FF0000-0x0000000001030000-memory.dmp	family_stormkitty

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 1396 set thread context of 1060	1396	coreTEX_report_bgm.pdf.exe	29

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1396	coreTEX_report_bgm.pdf.exe
1060	coreTEX_report_bgm.pdf.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1396	coreTEX_report_bgm.pdf.exe
Token: SeDebugPrivilege	1060	coreTEX_report_bgm.pdf.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1396 wrote to memory of 472	1396	coreTEX_report_bgm.pdf.exe	28
PID 1396 wrote to memory of 472	1396	coreTEX_report_bgm.pdf.exe	28
PID 1396 wrote to memory of 472	1396	coreTEX_report_bgm.pdf.exe	28
PID 1396 wrote to memory of 472	1396	coreTEX_report_bgm.pdf.exe	28
PID 1396 wrote to memory of 1060	1396	coreTEX_report_bgm.pdf.exe	29
PID 1396 wrote to memory of 1060	1396	coreTEX_report_bgm.pdf.exe	29
PID 1396 wrote to memory of 1060	1396	coreTEX_report_bgm.pdf.exe	29
PID 1396 wrote to memory of 1060	1396	coreTEX_report_bgm.pdf.exe	29
PID 1396 wrote to memory of 1060	1396	coreTEX_report_bgm.pdf.exe	29
PID 1396 wrote to memory of 1060	1396	coreTEX_report_bgm.pdf.exe	29
PID 1396 wrote to memory of 1060	1396	coreTEX_report_bgm.pdf.exe	29
PID 1396 wrote to memory of 1060	1396	coreTEX_report_bgm.pdf.exe	29
PID 1396 wrote to memory of 1060	1396	coreTEX_report_bgm.pdf.exe	29

C:\Users\Admin\AppData\Local\Temp\coreTEX_report_bgm.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\coreTEX_report_bgm.pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1396
- C:\Users\Admin\AppData\Local\Temp\coreTEX_report_bgm.pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\coreTEX_report_bgm.pdf.exe"
  2⤵
  PID:472
- C:\Users\Admin\AppData\Local\Temp\coreTEX_report_bgm.pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\coreTEX_report_bgm.pdf.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1060

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1060-66-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1060-68-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1060-72-0x0000000000FF0000-0x0000000001030000-memory.dmp

Filesize
256KB

Download
memory/1060-71-0x0000000000FF0000-0x0000000001030000-memory.dmp

Filesize
256KB

Download
memory/1060-70-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1060-65-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1060-64-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1060-61-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1060-62-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1060-63-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1396-55-0x0000000004D40000-0x0000000004D80000-memory.dmp

Filesize
256KB

Download
memory/1396-60-0x0000000000C50000-0x0000000000C80000-memory.dmp

Filesize
192KB

Download
memory/1396-54-0x0000000001100000-0x00000000011AC000-memory.dmp

Filesize
688KB

Download
memory/1396-59-0x0000000005AE0000-0x0000000005B48000-memory.dmp

Filesize
416KB

Download
memory/1396-58-0x00000000008A0000-0x00000000008AA000-memory.dmp

Filesize
40KB

Download
memory/1396-57-0x0000000004D40000-0x0000000004D80000-memory.dmp

Filesize
256KB

Download
memory/1396-56-0x0000000000890000-0x000000000089E000-memory.dmp

Filesize
56KB

Download

Analysis

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