snakekeylogger | 957630fbcbcb6df95b514de4f946351b439a373c525860edd25f7ca19c35703c

General

Target

41a9659c1afd7401afa60b5f613a2dc2df8a60d81efa13012bff19e17d1764cc.exe
Size

673KB
MD5

afedbc4accabba77d0c9dbf19797050f
SHA1

7333e8497c58ba78a651586d8059ade8dbc1b00d
SHA256

41a9659c1afd7401afa60b5f613a2dc2df8a60d81efa13012bff19e17d1764cc
SHA512

ce792a725c6c0b2f1ab7cb72d7508ecb9f6f3d50d8aa54e87f6dd2d89c4206fe5db5b5b3823dd95516b68d0ae22d2ed26423099991ea1b118b39a8c8bca6c515
SSDEEP

12288:/BsxaYpdJSF0dHr/RY5dA6n/GhCEXXy6q3QlT7P3b3itCg83pZv11hU4EaEfo68/:OJA0V5Y5dV/Gh5vq3Q1by0f3p84Mfo6w

Score

10^/10

snakekeylogger collection keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

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 2 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1792-14-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral2/memory/1792-18-0x0000000005080000-0x0000000005090000-memory.dmp	family_snakekeylogger

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

MSBuild.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-4092317236-2027488869-1227795436-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-4092317236-2027488869-1227795436-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-4092317236-2027488869-1227795436-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.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.

Processes:

flow ioc

37 checkip.dyndns.org

flow	ioc
37	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

41a9659c1afd7401afa60b5f613a2dc2df8a60d81efa13012bff19e17d1764cc.exe

description	pid	process	target process
PID 4508 set thread context of 1792	4508	41a9659c1afd7401afa60b5f613a2dc2df8a60d81efa13012bff19e17d1764cc.exe	MSBuild.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

Processes:

41a9659c1afd7401afa60b5f613a2dc2df8a60d81efa13012bff19e17d1764cc.exeMSBuild.exe

pid	process
4508	41a9659c1afd7401afa60b5f613a2dc2df8a60d81efa13012bff19e17d1764cc.exe
4508	41a9659c1afd7401afa60b5f613a2dc2df8a60d81efa13012bff19e17d1764cc.exe
4508	41a9659c1afd7401afa60b5f613a2dc2df8a60d81efa13012bff19e17d1764cc.exe
4508	41a9659c1afd7401afa60b5f613a2dc2df8a60d81efa13012bff19e17d1764cc.exe
4508	41a9659c1afd7401afa60b5f613a2dc2df8a60d81efa13012bff19e17d1764cc.exe
4508	41a9659c1afd7401afa60b5f613a2dc2df8a60d81efa13012bff19e17d1764cc.exe
4508	41a9659c1afd7401afa60b5f613a2dc2df8a60d81efa13012bff19e17d1764cc.exe
4508	41a9659c1afd7401afa60b5f613a2dc2df8a60d81efa13012bff19e17d1764cc.exe
4508	41a9659c1afd7401afa60b5f613a2dc2df8a60d81efa13012bff19e17d1764cc.exe
4508	41a9659c1afd7401afa60b5f613a2dc2df8a60d81efa13012bff19e17d1764cc.exe
4508	41a9659c1afd7401afa60b5f613a2dc2df8a60d81efa13012bff19e17d1764cc.exe
4508	41a9659c1afd7401afa60b5f613a2dc2df8a60d81efa13012bff19e17d1764cc.exe
4508	41a9659c1afd7401afa60b5f613a2dc2df8a60d81efa13012bff19e17d1764cc.exe
4508	41a9659c1afd7401afa60b5f613a2dc2df8a60d81efa13012bff19e17d1764cc.exe
1792	MSBuild.exe
1792	MSBuild.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

41a9659c1afd7401afa60b5f613a2dc2df8a60d81efa13012bff19e17d1764cc.exeMSBuild.exe

description	pid	process
Token: SeDebugPrivilege	4508	41a9659c1afd7401afa60b5f613a2dc2df8a60d81efa13012bff19e17d1764cc.exe
Token: SeDebugPrivilege	1792	MSBuild.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

41a9659c1afd7401afa60b5f613a2dc2df8a60d81efa13012bff19e17d1764cc.exe

description	pid	process	target process
PID 4508 wrote to memory of 1792	4508	41a9659c1afd7401afa60b5f613a2dc2df8a60d81efa13012bff19e17d1764cc.exe	MSBuild.exe
PID 4508 wrote to memory of 1792	4508	41a9659c1afd7401afa60b5f613a2dc2df8a60d81efa13012bff19e17d1764cc.exe	MSBuild.exe
PID 4508 wrote to memory of 1792	4508	41a9659c1afd7401afa60b5f613a2dc2df8a60d81efa13012bff19e17d1764cc.exe	MSBuild.exe
PID 4508 wrote to memory of 1792	4508	41a9659c1afd7401afa60b5f613a2dc2df8a60d81efa13012bff19e17d1764cc.exe	MSBuild.exe
PID 4508 wrote to memory of 1792	4508	41a9659c1afd7401afa60b5f613a2dc2df8a60d81efa13012bff19e17d1764cc.exe	MSBuild.exe
PID 4508 wrote to memory of 1792	4508	41a9659c1afd7401afa60b5f613a2dc2df8a60d81efa13012bff19e17d1764cc.exe	MSBuild.exe
PID 4508 wrote to memory of 1792	4508	41a9659c1afd7401afa60b5f613a2dc2df8a60d81efa13012bff19e17d1764cc.exe	MSBuild.exe
PID 4508 wrote to memory of 1792	4508	41a9659c1afd7401afa60b5f613a2dc2df8a60d81efa13012bff19e17d1764cc.exe	MSBuild.exe

outlook_office_path 1 IoCs

Processes:

MSBuild.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-4092317236-2027488869-1227795436-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

outlook_win_path 1 IoCs

Processes:

MSBuild.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-4092317236-2027488869-1227795436-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\41a9659c1afd7401afa60b5f613a2dc2df8a60d81efa13012bff19e17d1764cc.exe
"C:\Users\Admin\AppData\Local\Temp\41a9659c1afd7401afa60b5f613a2dc2df8a60d81efa13012bff19e17d1764cc.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4508

C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1792

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/1792-14-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1792-22-0x0000000006390000-0x0000000006552000-memory.dmp

Filesize
1.8MB

Download
memory/1792-21-0x0000000006170000-0x00000000061C0000-memory.dmp

Filesize
320KB

Download
memory/1792-20-0x0000000005080000-0x0000000005090000-memory.dmp

Filesize
64KB

Download
memory/1792-19-0x0000000074990000-0x0000000075140000-memory.dmp

Filesize
7.7MB

Download
memory/1792-18-0x0000000005080000-0x0000000005090000-memory.dmp

Filesize
64KB

Download
memory/1792-16-0x0000000074990000-0x0000000075140000-memory.dmp

Filesize
7.7MB

Download
memory/4508-5-0x0000000004B20000-0x0000000004B30000-memory.dmp

Filesize
64KB

Download
memory/4508-7-0x00000000050E0000-0x00000000050FC000-memory.dmp

Filesize
112KB

Download
memory/4508-9-0x0000000005130000-0x0000000005144000-memory.dmp

Filesize
80KB

Download
memory/4508-10-0x00000000060F0000-0x0000000006158000-memory.dmp

Filesize
416KB

Download
memory/4508-11-0x0000000008C20000-0x0000000008CBC000-memory.dmp

Filesize
624KB

Download
memory/4508-12-0x0000000074990000-0x0000000075140000-memory.dmp

Filesize
7.7MB

Download
memory/4508-13-0x0000000004B20000-0x0000000004B30000-memory.dmp

Filesize
64KB

Download
memory/4508-8-0x0000000005120000-0x000000000512E000-memory.dmp

Filesize
56KB

Download
memory/4508-6-0x0000000004B70000-0x0000000004B7A000-memory.dmp

Filesize
40KB

Download
memory/4508-17-0x0000000074990000-0x0000000075140000-memory.dmp

Filesize
7.7MB

Download
memory/4508-1-0x00000000000D0000-0x000000000017E000-memory.dmp

Filesize
696KB

Download
memory/4508-4-0x0000000004C30000-0x0000000004CA6000-memory.dmp

Filesize
472KB

Download
memory/4508-3-0x0000000004B90000-0x0000000004C22000-memory.dmp

Filesize
584KB

Download
memory/4508-2-0x0000000005140000-0x00000000056E4000-memory.dmp

Filesize
5.6MB

Download
memory/4508-0-0x0000000074990000-0x0000000075140000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads