snakekeylogger | abc34aec9a45b5f5da9b10738ea2f5efcd7a15c30c02ba68e5f19b101b552158

General

Target

708ee4218d5907976919dff1722a69fe187648dcf3503a1544d822871a91fad2.exe
Size

855KB
MD5

69bbd35257d7603e97cddf814542ae3b
SHA1

1b7fbdc11e81366d54b812bc9e165c9ed384f226
SHA256

708ee4218d5907976919dff1722a69fe187648dcf3503a1544d822871a91fad2
SHA512

8b8a62cf53d3cf3f89fbdca65f5e59f1844f2d96771172850634ef0c1cd53bafdb4c96fcd21d42f061e5686ffc3d5ebaec52a27a1f79abb350d727528efc601a
SSDEEP

24576:ZTs8rLXJu1AFEwddHeWt+ZgUYeKaD8YynlF9D:ZTTLY1AFEwDHeAwtYeKa4YynlF9

Score

10^/10

snakekeylogger keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.viajescoriatours.com
Port:
587
Username:
[email protected]
Password:
170717FteoS%
Email To:
[email protected]

C2

http://varders.kozow.com:8081

http://aborters.duckdns.org:8081

http://anotherarmy.dns.army:8081

Signatures

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

Snake Keylogger payload 6 IoCs

resource	yara_rule
behavioral1/memory/2640-12-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2640-14-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2640-18-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2640-21-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2640-23-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2640-25-0x0000000004B30000-0x0000000004B70000-memory.dmp	family_snakekeylogger

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 1048 set thread context of 2640	1048	708ee4218d5907976919dff1722a69fe187648dcf3503a1544d822871a91fad2.exe	28

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1048	708ee4218d5907976919dff1722a69fe187648dcf3503a1544d822871a91fad2.exe
1048	708ee4218d5907976919dff1722a69fe187648dcf3503a1544d822871a91fad2.exe
2640	InstallUtil.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1048	708ee4218d5907976919dff1722a69fe187648dcf3503a1544d822871a91fad2.exe
Token: SeDebugPrivilege	2640	InstallUtil.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1048 wrote to memory of 2640	1048	708ee4218d5907976919dff1722a69fe187648dcf3503a1544d822871a91fad2.exe	28
PID 1048 wrote to memory of 2640	1048	708ee4218d5907976919dff1722a69fe187648dcf3503a1544d822871a91fad2.exe	28
PID 1048 wrote to memory of 2640	1048	708ee4218d5907976919dff1722a69fe187648dcf3503a1544d822871a91fad2.exe	28
PID 1048 wrote to memory of 2640	1048	708ee4218d5907976919dff1722a69fe187648dcf3503a1544d822871a91fad2.exe	28
PID 1048 wrote to memory of 2640	1048	708ee4218d5907976919dff1722a69fe187648dcf3503a1544d822871a91fad2.exe	28
PID 1048 wrote to memory of 2640	1048	708ee4218d5907976919dff1722a69fe187648dcf3503a1544d822871a91fad2.exe	28
PID 1048 wrote to memory of 2640	1048	708ee4218d5907976919dff1722a69fe187648dcf3503a1544d822871a91fad2.exe	28
PID 1048 wrote to memory of 2640	1048	708ee4218d5907976919dff1722a69fe187648dcf3503a1544d822871a91fad2.exe	28
PID 1048 wrote to memory of 2640	1048	708ee4218d5907976919dff1722a69fe187648dcf3503a1544d822871a91fad2.exe	28
PID 1048 wrote to memory of 2640	1048	708ee4218d5907976919dff1722a69fe187648dcf3503a1544d822871a91fad2.exe	28
PID 1048 wrote to memory of 2640	1048	708ee4218d5907976919dff1722a69fe187648dcf3503a1544d822871a91fad2.exe	28
PID 1048 wrote to memory of 2640	1048	708ee4218d5907976919dff1722a69fe187648dcf3503a1544d822871a91fad2.exe	28

C:\Users\Admin\AppData\Local\Temp\708ee4218d5907976919dff1722a69fe187648dcf3503a1544d822871a91fad2.exe
"C:\Users\Admin\AppData\Local\Temp\708ee4218d5907976919dff1722a69fe187648dcf3503a1544d822871a91fad2.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1048
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2640

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

Filesize
68KB

MD5
29f65ba8e88c063813cc50a4ea544e93

SHA1
05a7040d5c127e68c25d81cc51271ffb8bef3568

SHA256
1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

SHA512
e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar3BC0.tmp

Filesize
177KB

MD5
435a9ac180383f9fa094131b173a2f7b

SHA1
76944ea657a9db94f9a4bef38f88c46ed4166983

SHA256
67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

SHA512
1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

Download Submit
memory/1048-20-0x0000000073F50000-0x000000007463E000-memory.dmp

Filesize
6.9MB

Download
memory/1048-1-0x0000000073F50000-0x000000007463E000-memory.dmp

Filesize
6.9MB

Download
memory/1048-2-0x0000000004B30000-0x0000000004B70000-memory.dmp

Filesize
256KB

Download
memory/1048-3-0x0000000000610000-0x0000000000654000-memory.dmp

Filesize
272KB

Download
memory/1048-4-0x0000000073F50000-0x000000007463E000-memory.dmp

Filesize
6.9MB

Download
memory/1048-5-0x0000000004B30000-0x0000000004B70000-memory.dmp

Filesize
256KB

Download
memory/1048-6-0x00000000007B0000-0x00000000007CA000-memory.dmp

Filesize
104KB

Download
memory/1048-7-0x00000000007E0000-0x00000000007E6000-memory.dmp

Filesize
24KB

Download
memory/1048-0-0x00000000009D0000-0x0000000000AAC000-memory.dmp

Filesize
880KB

Download
memory/2640-12-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2640-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2640-18-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2640-14-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2640-21-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2640-23-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2640-24-0x0000000073F50000-0x000000007463E000-memory.dmp

Filesize
6.9MB

Download
memory/2640-25-0x0000000004B30000-0x0000000004B70000-memory.dmp

Filesize
256KB

Download
memory/2640-26-0x0000000073F50000-0x000000007463E000-memory.dmp

Filesize
6.9MB

Download
memory/2640-27-0x0000000004B30000-0x0000000004B70000-memory.dmp

Filesize
256KB

Download
memory/2640-10-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2640-8-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download

Analysis

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