snakekeylogger | 2d7a6a2e84a28af882953d2c6e8ba18952f84eb7f7d5658cb26cfa6bc679c8c7

Analysis

max time kernel
65s
max time network
130s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
29/09/2022, 03:59

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General

Target
fb5def67838a6d9d99e0bca375bc9f28.exe
Size 736KB
Sample220929-ej3emshfh4
SHA256 2d7a6a2e84a28af882953d2c6e8ba18952f84eb7f7d5658cb26cfa6bc679c8c7
MD5 fb5def67838a6d9d99e0bca375bc9f28
SHA1 56c4758660f27d3ad92ff913630d0187f1e14a1a
SHA512 6f5e51b43ae25c56691133ac1baa6d3c94811762a960cf4354882dbc5e6001ef948f5fcfeddb20f11331ed27d70d28e53c37e1f51a62a66173ecc07f8024df27
SSDEEP 12288:SFDMOvHJMZJHQglt/jT/Iga78++MY8wLqDY4YrBAS/eVNOGvK:4vpM0UbCD+MxfYrBAIeV8
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

snakekeylogger keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol
smtp
Host
us2.smtp.mailhostbox.com
Port
587
Username
[email protected]
Password
LjQCs$Y4
Email to
[email protected]

Signatures

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

Snake Keylogger payload 6 IoCs

resource	yara_rule
behavioral1/memory/1332-63-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1332-65-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1332-66-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1332-67-0x000000000042013E-mapping.dmp	family_snakekeylogger
behavioral1/memory/1332-69-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1332-71-0x0000000000400000-0x0000000000426000-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 1100 set thread context of 1332	1100	fb5def67838a6d9d99e0bca375bc9f28.exe	28

Program crash 1 IoCs

pid	pid_target	Process	procid_target
856	1332	WerFault.exe	28

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1332	fb5def67838a6d9d99e0bca375bc9f28.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1332	fb5def67838a6d9d99e0bca375bc9f28.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1100 wrote to memory of 1332	1100	fb5def67838a6d9d99e0bca375bc9f28.exe	28
PID 1100 wrote to memory of 1332	1100	fb5def67838a6d9d99e0bca375bc9f28.exe	28
PID 1100 wrote to memory of 1332	1100	fb5def67838a6d9d99e0bca375bc9f28.exe	28
PID 1100 wrote to memory of 1332	1100	fb5def67838a6d9d99e0bca375bc9f28.exe	28
PID 1100 wrote to memory of 1332	1100	fb5def67838a6d9d99e0bca375bc9f28.exe	28
PID 1100 wrote to memory of 1332	1100	fb5def67838a6d9d99e0bca375bc9f28.exe	28
PID 1100 wrote to memory of 1332	1100	fb5def67838a6d9d99e0bca375bc9f28.exe	28
PID 1100 wrote to memory of 1332	1100	fb5def67838a6d9d99e0bca375bc9f28.exe	28
PID 1100 wrote to memory of 1332	1100	fb5def67838a6d9d99e0bca375bc9f28.exe	28
PID 1332 wrote to memory of 856	1332	fb5def67838a6d9d99e0bca375bc9f28.exe	29
PID 1332 wrote to memory of 856	1332	fb5def67838a6d9d99e0bca375bc9f28.exe	29
PID 1332 wrote to memory of 856	1332	fb5def67838a6d9d99e0bca375bc9f28.exe	29
PID 1332 wrote to memory of 856	1332	fb5def67838a6d9d99e0bca375bc9f28.exe	29

C:\Users\Admin\AppData\Local\Temp\fb5def67838a6d9d99e0bca375bc9f28.exe
"C:\Users\Admin\AppData\Local\Temp\fb5def67838a6d9d99e0bca375bc9f28.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1100
- C:\Users\Admin\AppData\Local\Temp\fb5def67838a6d9d99e0bca375bc9f28.exe
  "C:\Users\Admin\AppData\Local\Temp\fb5def67838a6d9d99e0bca375bc9f28.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1332
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1332 -s 1100
    3⤵
    - Program crash
    PID:856

Network

MITRE ATT&CK Matrix

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Downloads

memory/1100-55-0x00000000763F1000-0x00000000763F3000-memory.dmp

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memory/1100-56-0x0000000000400000-0x0000000000414000-memory.dmp

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memory/1100-57-0x00000000005A0000-0x00000000005AC000-memory.dmp

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memory/1100-58-0x0000000004EC0000-0x0000000004F40000-memory.dmp

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memory/1100-59-0x0000000004E40000-0x0000000004E66000-memory.dmp

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memory/1100-54-0x0000000001060000-0x000000000111C000-memory.dmp

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memory/1332-60-0x0000000000400000-0x0000000000426000-memory.dmp

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memory/1332-63-0x0000000000400000-0x0000000000426000-memory.dmp

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memory/1332-65-0x0000000000400000-0x0000000000426000-memory.dmp

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memory/1332-66-0x0000000000400000-0x0000000000426000-memory.dmp

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memory/1332-69-0x0000000000400000-0x0000000000426000-memory.dmp

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memory/1332-71-0x0000000000400000-0x0000000000426000-memory.dmp

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memory/1332-61-0x0000000000400000-0x0000000000426000-memory.dmp

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