snakekeylogger | b0a9e6a7deccda1f29e48f243f15e225f59e9fe11e7ce25f9433e3f8d233ad6c

Analysis

max time kernel
148s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09-10-2024 02:12

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General

Target

b0a9e6a7deccda1f29e48f243f15e225f59e9fe11e7ce25f9433e3f8d233ad6c.exe
Size

2.3MB
MD5

383574fcb2a1b030666cb7c3be603445
SHA1

2fcf52b141d329798d4d9c6fc1c2b3326a8ccdc9
SHA256

b0a9e6a7deccda1f29e48f243f15e225f59e9fe11e7ce25f9433e3f8d233ad6c
SHA512

92f6bbb31d94f72e3fdf1396270563647f22f853828658ab9843616cb2d534ce2b3081df87bb2129bee267cfa83f8aaa7dfaf447a8d104a6c89ef049a4562e8a
SSDEEP

24576:XNw5wQb8vxzKM8LKbaxrNzlEUBFs6JYH2oDXPtJv55njhYzuyKpraS7FFX:XNQbNEaxrNzl5FYJLtpxwuyuF

Score

10^/10

snakekeylogger discovery keylogger persistence stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
webmail.setarehatlaspars.com
Port:
587
Username:
[email protected]
Password:
Set@reh1398
Email To:
[email protected]

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/3000-1093-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

description	pid	Process	procid_target
PID 916 created 3560	916	b0a9e6a7deccda1f29e48f243f15e225f59e9fe11e7ce25f9433e3f8d233ad6c.exe	56

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Koerxmxvkh = "C:\\Users\\Admin\\AppData\\Roaming\\Koerxmxvkh.exe"	b0a9e6a7deccda1f29e48f243f15e225f59e9fe11e7ce25f9433e3f8d233ad6c.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.

flow	ioc
21	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 916 set thread context of 3000	916	b0a9e6a7deccda1f29e48f243f15e225f59e9fe11e7ce25f9433e3f8d233ad6c.exe	86

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b0a9e6a7deccda1f29e48f243f15e225f59e9fe11e7ce25f9433e3f8d233ad6c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	InstallUtil.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	choice.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
916	b0a9e6a7deccda1f29e48f243f15e225f59e9fe11e7ce25f9433e3f8d233ad6c.exe
3000	InstallUtil.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	916	b0a9e6a7deccda1f29e48f243f15e225f59e9fe11e7ce25f9433e3f8d233ad6c.exe
Token: SeDebugPrivilege	916	b0a9e6a7deccda1f29e48f243f15e225f59e9fe11e7ce25f9433e3f8d233ad6c.exe
Token: SeDebugPrivilege	3000	InstallUtil.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 916 wrote to memory of 3000	916	b0a9e6a7deccda1f29e48f243f15e225f59e9fe11e7ce25f9433e3f8d233ad6c.exe	86
PID 916 wrote to memory of 3000	916	b0a9e6a7deccda1f29e48f243f15e225f59e9fe11e7ce25f9433e3f8d233ad6c.exe	86
PID 916 wrote to memory of 3000	916	b0a9e6a7deccda1f29e48f243f15e225f59e9fe11e7ce25f9433e3f8d233ad6c.exe	86
PID 916 wrote to memory of 3000	916	b0a9e6a7deccda1f29e48f243f15e225f59e9fe11e7ce25f9433e3f8d233ad6c.exe	86
PID 916 wrote to memory of 3000	916	b0a9e6a7deccda1f29e48f243f15e225f59e9fe11e7ce25f9433e3f8d233ad6c.exe	86
PID 916 wrote to memory of 3000	916	b0a9e6a7deccda1f29e48f243f15e225f59e9fe11e7ce25f9433e3f8d233ad6c.exe	86
PID 916 wrote to memory of 3000	916	b0a9e6a7deccda1f29e48f243f15e225f59e9fe11e7ce25f9433e3f8d233ad6c.exe	86
PID 916 wrote to memory of 3000	916	b0a9e6a7deccda1f29e48f243f15e225f59e9fe11e7ce25f9433e3f8d233ad6c.exe	86
PID 3000 wrote to memory of 1704	3000	InstallUtil.exe	87
PID 3000 wrote to memory of 1704	3000	InstallUtil.exe	87
PID 3000 wrote to memory of 1704	3000	InstallUtil.exe	87
PID 1704 wrote to memory of 1888	1704	cmd.exe	89
PID 1704 wrote to memory of 1888	1704	cmd.exe	89
PID 1704 wrote to memory of 1888	1704	cmd.exe	89

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3560
- C:\Users\Admin\AppData\Local\Temp\b0a9e6a7deccda1f29e48f243f15e225f59e9fe11e7ce25f9433e3f8d233ad6c.exe
  "C:\Users\Admin\AppData\Local\Temp\b0a9e6a7deccda1f29e48f243f15e225f59e9fe11e7ce25f9433e3f8d233ad6c.exe"
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - Adds Run key to start application
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:916
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3000
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /C choice /C Y /N /D Y /T 3 & Del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1704
  - - C:\Windows\SysWOW64\choice.exe
      choice /C Y /N /D Y /T 3
      4⤵
      System Location Discovery: System Language Discovery
      PID:1888

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/916-0-0x000000007464E000-0x000000007464F000-memory.dmp

Filesize
4KB

Download
memory/916-1-0x0000000000220000-0x000000000046C000-memory.dmp

Filesize
2.3MB

Download
memory/916-2-0x0000000004E20000-0x0000000004F08000-memory.dmp

Filesize
928KB

Download
memory/916-8-0x0000000004E20000-0x0000000004F01000-memory.dmp

Filesize
900KB

Download
memory/916-28-0x0000000004E20000-0x0000000004F01000-memory.dmp

Filesize
900KB

Download
memory/916-66-0x0000000004E20000-0x0000000004F01000-memory.dmp

Filesize
900KB

Download
memory/916-64-0x0000000004E20000-0x0000000004F01000-memory.dmp

Filesize
900KB

Download
memory/916-60-0x0000000004E20000-0x0000000004F01000-memory.dmp

Filesize
900KB

Download
memory/916-59-0x0000000004E20000-0x0000000004F01000-memory.dmp

Filesize
900KB

Download
memory/916-56-0x0000000004E20000-0x0000000004F01000-memory.dmp

Filesize
900KB

Download
memory/916-54-0x0000000004E20000-0x0000000004F01000-memory.dmp

Filesize
900KB

Download
memory/916-52-0x0000000004E20000-0x0000000004F01000-memory.dmp

Filesize
900KB

Download
memory/916-48-0x0000000004E20000-0x0000000004F01000-memory.dmp

Filesize
900KB

Download
memory/916-46-0x0000000004E20000-0x0000000004F01000-memory.dmp

Filesize
900KB

Download
memory/916-44-0x0000000004E20000-0x0000000004F01000-memory.dmp

Filesize
900KB

Download
memory/916-42-0x0000000004E20000-0x0000000004F01000-memory.dmp

Filesize
900KB

Download
memory/916-40-0x0000000004E20000-0x0000000004F01000-memory.dmp

Filesize
900KB

Download
memory/916-38-0x0000000004E20000-0x0000000004F01000-memory.dmp

Filesize
900KB

Download
memory/916-36-0x0000000004E20000-0x0000000004F01000-memory.dmp

Filesize
900KB

Download
memory/916-34-0x0000000004E20000-0x0000000004F01000-memory.dmp

Filesize
900KB

Download
memory/916-30-0x0000000004E20000-0x0000000004F01000-memory.dmp

Filesize
900KB

Download
memory/916-26-0x0000000004E20000-0x0000000004F01000-memory.dmp

Filesize
900KB

Download
memory/916-24-0x0000000004E20000-0x0000000004F01000-memory.dmp

Filesize
900KB

Download
memory/916-22-0x0000000004E20000-0x0000000004F01000-memory.dmp

Filesize
900KB

Download
memory/916-20-0x0000000004E20000-0x0000000004F01000-memory.dmp

Filesize
900KB

Download
memory/916-18-0x0000000004E20000-0x0000000004F01000-memory.dmp

Filesize
900KB

Download
memory/916-16-0x0000000004E20000-0x0000000004F01000-memory.dmp

Filesize
900KB

Download
memory/916-62-0x0000000004E20000-0x0000000004F01000-memory.dmp

Filesize
900KB

Download
memory/916-12-0x0000000004E20000-0x0000000004F01000-memory.dmp

Filesize
900KB

Download
memory/916-50-0x0000000004E20000-0x0000000004F01000-memory.dmp

Filesize
900KB

Download
memory/916-10-0x0000000004E20000-0x0000000004F01000-memory.dmp

Filesize
900KB

Download
memory/916-32-0x0000000004E20000-0x0000000004F01000-memory.dmp

Filesize
900KB

Download
memory/916-6-0x0000000004E20000-0x0000000004F01000-memory.dmp

Filesize
900KB

Download
memory/916-14-0x0000000004E20000-0x0000000004F01000-memory.dmp

Filesize
900KB

Download
memory/916-4-0x0000000004E20000-0x0000000004F01000-memory.dmp

Filesize
900KB

Download
memory/916-3-0x0000000004E20000-0x0000000004F01000-memory.dmp

Filesize
900KB

Download
memory/916-1077-0x0000000074640000-0x0000000074DF0000-memory.dmp

Filesize
7.7MB

Download
memory/916-1078-0x0000000074640000-0x0000000074DF0000-memory.dmp

Filesize
7.7MB

Download
memory/916-1079-0x0000000004FB0000-0x0000000005012000-memory.dmp

Filesize
392KB

Download
memory/916-1080-0x0000000005010000-0x000000000505C000-memory.dmp

Filesize
304KB

Download
memory/916-1084-0x0000000074640000-0x0000000074DF0000-memory.dmp

Filesize
7.7MB

Download
memory/916-1086-0x0000000074640000-0x0000000074DF0000-memory.dmp

Filesize
7.7MB

Download
memory/916-1087-0x00000000059C0000-0x0000000005F64000-memory.dmp

Filesize
5.6MB

Download
memory/916-1088-0x0000000005160000-0x00000000051B4000-memory.dmp

Filesize
336KB

Download
memory/916-1085-0x0000000074640000-0x0000000074DF0000-memory.dmp

Filesize
7.7MB

Download
memory/916-1091-0x0000000074640000-0x0000000074DF0000-memory.dmp

Filesize
7.7MB

Download
memory/3000-1092-0x0000000074640000-0x0000000074DF0000-memory.dmp

Filesize
7.7MB

Download
memory/3000-1093-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3000-1094-0x0000000005540000-0x00000000055DC000-memory.dmp

Filesize
624KB

Download
memory/3000-1095-0x0000000074640000-0x0000000074DF0000-memory.dmp

Filesize
7.7MB

Download
memory/3000-1097-0x0000000074640000-0x0000000074DF0000-memory.dmp

Filesize
7.7MB

Download