Analysis
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max time kernel
122s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
30/01/2024, 05:46
Static task
static1
Behavioral task
behavioral1
Sample
819ea2b0bb3c35295fda0c896a52f5f0.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
819ea2b0bb3c35295fda0c896a52f5f0.exe
Resource
win10v2004-20231215-en
General
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Target
819ea2b0bb3c35295fda0c896a52f5f0.exe
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Size
583KB
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MD5
819ea2b0bb3c35295fda0c896a52f5f0
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SHA1
3770ae955fa57a7b18ed1001ada3ee4a17eac6f2
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SHA256
333af0cc16651387457b2288b318bde05ddd2d872bd2f2c8e7494bfdf5fae26a
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SHA512
264c134faf5df1b90d293247701b29ec549682506cfd515365436c3e78ceedb16c9a3881ba3cc5c251530ae10c23ac80d02b84310403a0473d98df00ce5627d5
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SSDEEP
6144:/FJLgGEFpTU7I3gjALpK1d3mIfrnu7TCZi1V1zNGdLc5NAD68/lUj:IDKuEru7TNVOdLcQ7/l
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
us2.smtp.mailhostbox.com - Port:
25 - Username:
[email protected] - Password:
BkKMmzZ1 - Email To:
[email protected]
Signatures
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Snake Keylogger payload 6 IoCs
resource yara_rule behavioral1/memory/2652-11-0x0000000000400000-0x0000000000424000-memory.dmp family_snakekeylogger behavioral1/memory/2652-12-0x0000000000400000-0x0000000000424000-memory.dmp family_snakekeylogger behavioral1/memory/2652-15-0x0000000000400000-0x0000000000424000-memory.dmp family_snakekeylogger behavioral1/memory/2652-17-0x0000000000400000-0x0000000000424000-memory.dmp family_snakekeylogger behavioral1/memory/2652-20-0x0000000000400000-0x0000000000424000-memory.dmp family_snakekeylogger behavioral1/memory/2652-22-0x0000000000BA0000-0x0000000000BE0000-memory.dmp family_snakekeylogger -
Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 4 checkip.dyndns.org 8 freegeoip.app 9 freegeoip.app -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2288 set thread context of 2652 2288 819ea2b0bb3c35295fda0c896a52f5f0.exe 28 -
Program crash 1 IoCs
pid pid_target Process procid_target 924 2652 WerFault.exe 28 -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 2652 819ea2b0bb3c35295fda0c896a52f5f0.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2652 819ea2b0bb3c35295fda0c896a52f5f0.exe -
Suspicious use of WriteProcessMemory 13 IoCs
description pid Process procid_target PID 2288 wrote to memory of 2652 2288 819ea2b0bb3c35295fda0c896a52f5f0.exe 28 PID 2288 wrote to memory of 2652 2288 819ea2b0bb3c35295fda0c896a52f5f0.exe 28 PID 2288 wrote to memory of 2652 2288 819ea2b0bb3c35295fda0c896a52f5f0.exe 28 PID 2288 wrote to memory of 2652 2288 819ea2b0bb3c35295fda0c896a52f5f0.exe 28 PID 2288 wrote to memory of 2652 2288 819ea2b0bb3c35295fda0c896a52f5f0.exe 28 PID 2288 wrote to memory of 2652 2288 819ea2b0bb3c35295fda0c896a52f5f0.exe 28 PID 2288 wrote to memory of 2652 2288 819ea2b0bb3c35295fda0c896a52f5f0.exe 28 PID 2288 wrote to memory of 2652 2288 819ea2b0bb3c35295fda0c896a52f5f0.exe 28 PID 2288 wrote to memory of 2652 2288 819ea2b0bb3c35295fda0c896a52f5f0.exe 28 PID 2652 wrote to memory of 924 2652 819ea2b0bb3c35295fda0c896a52f5f0.exe 31 PID 2652 wrote to memory of 924 2652 819ea2b0bb3c35295fda0c896a52f5f0.exe 31 PID 2652 wrote to memory of 924 2652 819ea2b0bb3c35295fda0c896a52f5f0.exe 31 PID 2652 wrote to memory of 924 2652 819ea2b0bb3c35295fda0c896a52f5f0.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\819ea2b0bb3c35295fda0c896a52f5f0.exe"C:\Users\Admin\AppData\Local\Temp\819ea2b0bb3c35295fda0c896a52f5f0.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2288 -
C:\Users\Admin\AppData\Local\Temp\819ea2b0bb3c35295fda0c896a52f5f0.exe"C:\Users\Admin\AppData\Local\Temp\819ea2b0bb3c35295fda0c896a52f5f0.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2652 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2652 -s 15803⤵
- Program crash
PID:924
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