snakekeylogger | e43f4f5010e9eba084c27804f7c9bf915f43fe429746474e0d3b038230623f4c

General

Target

Sigmanly_e43f4f5010e9eba084c27804f7c9bf915f43fe429746474e0d3b038230623f4c.exe
Size

697KB
MD5

4906140462c2a2f07e56946afc0883ff
SHA1

86d0a5d36b3dd076790ccbda9de3743492fa3457
SHA256

e43f4f5010e9eba084c27804f7c9bf915f43fe429746474e0d3b038230623f4c
SHA512

95c4925c84d18643cb68b870ae9de22f32ff885e38bb5c7b5850da3a7cbd2fad5b5fd8d1a587cef6431167a232f2fe9fc47c271b9e55b2955a0af4a0db14a23c
SSDEEP

12288:CM1RHPMU5TB+RarSPrLFxowd6yKyqnQyVxhXylpOeO7d:CMHVt+UST866y8nZVTCle7

Score

10^/10

snakekeylogger collection discovery execution keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.daipro.com.mx
Port:
587
Username:
[email protected]
Password:
DAIpro123**
Email To:
[email protected]

C2

https://scratchdreams.tk

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/2392-23-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2392-25-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2392-30-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2392-29-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2392-28-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Snakekeylogger family
snakekeylogger

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2316	powershell.exe
2868	powershell.exe

Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Sigmanly_e43f4f5010e9eba084c27804f7c9bf915f43fe429746474e0d3b038230623f4c.exe
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Sigmanly_e43f4f5010e9eba084c27804f7c9bf915f43fe429746474e0d3b038230623f4c.exe
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Sigmanly_e43f4f5010e9eba084c27804f7c9bf915f43fe429746474e0d3b038230623f4c.exe

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	reallyfreegeoip.org
9	reallyfreegeoip.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 264 set thread context of 2392	264	Sigmanly_e43f4f5010e9eba084c27804f7c9bf915f43fe429746474e0d3b038230623f4c.exe	37

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 5 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	Sigmanly_e43f4f5010e9eba084c27804f7c9bf915f43fe429746474e0d3b038230623f4c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Sigmanly_e43f4f5010e9eba084c27804f7c9bf915f43fe429746474e0d3b038230623f4c.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2760	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2392	Sigmanly_e43f4f5010e9eba084c27804f7c9bf915f43fe429746474e0d3b038230623f4c.exe
2868	powershell.exe
2316	powershell.exe
2392	Sigmanly_e43f4f5010e9eba084c27804f7c9bf915f43fe429746474e0d3b038230623f4c.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2392	Sigmanly_e43f4f5010e9eba084c27804f7c9bf915f43fe429746474e0d3b038230623f4c.exe
Token: SeDebugPrivilege	2868	powershell.exe
Token: SeDebugPrivilege	2316	powershell.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 264 wrote to memory of 2316	264	Sigmanly_e43f4f5010e9eba084c27804f7c9bf915f43fe429746474e0d3b038230623f4c.exe	31
PID 264 wrote to memory of 2316	264	Sigmanly_e43f4f5010e9eba084c27804f7c9bf915f43fe429746474e0d3b038230623f4c.exe	31
PID 264 wrote to memory of 2316	264	Sigmanly_e43f4f5010e9eba084c27804f7c9bf915f43fe429746474e0d3b038230623f4c.exe	31
PID 264 wrote to memory of 2316	264	Sigmanly_e43f4f5010e9eba084c27804f7c9bf915f43fe429746474e0d3b038230623f4c.exe	31
PID 264 wrote to memory of 2868	264	Sigmanly_e43f4f5010e9eba084c27804f7c9bf915f43fe429746474e0d3b038230623f4c.exe	33
PID 264 wrote to memory of 2868	264	Sigmanly_e43f4f5010e9eba084c27804f7c9bf915f43fe429746474e0d3b038230623f4c.exe	33
PID 264 wrote to memory of 2868	264	Sigmanly_e43f4f5010e9eba084c27804f7c9bf915f43fe429746474e0d3b038230623f4c.exe	33
PID 264 wrote to memory of 2868	264	Sigmanly_e43f4f5010e9eba084c27804f7c9bf915f43fe429746474e0d3b038230623f4c.exe	33
PID 264 wrote to memory of 2760	264	Sigmanly_e43f4f5010e9eba084c27804f7c9bf915f43fe429746474e0d3b038230623f4c.exe	35
PID 264 wrote to memory of 2760	264	Sigmanly_e43f4f5010e9eba084c27804f7c9bf915f43fe429746474e0d3b038230623f4c.exe	35
PID 264 wrote to memory of 2760	264	Sigmanly_e43f4f5010e9eba084c27804f7c9bf915f43fe429746474e0d3b038230623f4c.exe	35
PID 264 wrote to memory of 2760	264	Sigmanly_e43f4f5010e9eba084c27804f7c9bf915f43fe429746474e0d3b038230623f4c.exe	35
PID 264 wrote to memory of 2392	264	Sigmanly_e43f4f5010e9eba084c27804f7c9bf915f43fe429746474e0d3b038230623f4c.exe	37
PID 264 wrote to memory of 2392	264	Sigmanly_e43f4f5010e9eba084c27804f7c9bf915f43fe429746474e0d3b038230623f4c.exe	37
PID 264 wrote to memory of 2392	264	Sigmanly_e43f4f5010e9eba084c27804f7c9bf915f43fe429746474e0d3b038230623f4c.exe	37
PID 264 wrote to memory of 2392	264	Sigmanly_e43f4f5010e9eba084c27804f7c9bf915f43fe429746474e0d3b038230623f4c.exe	37
PID 264 wrote to memory of 2392	264	Sigmanly_e43f4f5010e9eba084c27804f7c9bf915f43fe429746474e0d3b038230623f4c.exe	37
PID 264 wrote to memory of 2392	264	Sigmanly_e43f4f5010e9eba084c27804f7c9bf915f43fe429746474e0d3b038230623f4c.exe	37
PID 264 wrote to memory of 2392	264	Sigmanly_e43f4f5010e9eba084c27804f7c9bf915f43fe429746474e0d3b038230623f4c.exe	37
PID 264 wrote to memory of 2392	264	Sigmanly_e43f4f5010e9eba084c27804f7c9bf915f43fe429746474e0d3b038230623f4c.exe	37
PID 264 wrote to memory of 2392	264	Sigmanly_e43f4f5010e9eba084c27804f7c9bf915f43fe429746474e0d3b038230623f4c.exe	37

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Sigmanly_e43f4f5010e9eba084c27804f7c9bf915f43fe429746474e0d3b038230623f4c.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Sigmanly_e43f4f5010e9eba084c27804f7c9bf915f43fe429746474e0d3b038230623f4c.exe

C:\Users\Admin\AppData\Local\Temp\Sigmanly_e43f4f5010e9eba084c27804f7c9bf915f43fe429746474e0d3b038230623f4c.exe
"C:\Users\Admin\AppData\Local\Temp\Sigmanly_e43f4f5010e9eba084c27804f7c9bf915f43fe429746474e0d3b038230623f4c.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:264
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\Sigmanly_e43f4f5010e9eba084c27804f7c9bf915f43fe429746474e0d3b038230623f4c.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2316
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\QVEdqRBJHeewJk.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2868
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\QVEdqRBJHeewJk" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE62.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2760
- C:\Users\Admin\AppData\Local\Temp\Sigmanly_e43f4f5010e9eba084c27804f7c9bf915f43fe429746474e0d3b038230623f4c.exe
  "C:\Users\Admin\AppData\Local\Temp\Sigmanly_e43f4f5010e9eba084c27804f7c9bf915f43fe429746474e0d3b038230623f4c.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2392

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpE62.tmp

Filesize
1KB

MD5
eeca97cc5bc50652cd3196c01cb045cb

SHA1
0e515ff8f88f121253edc8f959846ff56b8f79ba

SHA256
bfb1312dee8ebcb1edafb8efee4063022f0966ae890609bfc54c60e00eb149c1

SHA512
412790673af2d775f85c548b67a7f913501aa7712bc076e6ecdcae4f25972d12b96b5b9e4ae252fa56b0796cb43c8e132f2c64b343d33b0ee6ed67bcd41f2775

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

Filesize
7KB

MD5
86f1fae9c966032cd94943a6e7f72d95

SHA1
fd7419685ad76024d5872368131f3604a0b59d53

SHA256
a46af31e019913a00e411328c05b0e2230775c8626850081c55a7831095c7f82

SHA512
61bda0dcd08dede3f739271ccca44ad5d073919b9ded36d2be18f28589977bc09f27accd77cdd999c856642ee14af02d7bf181400597e86fbf6b253c2870e192

Download Submit
memory/264-4-0x0000000074DAE000-0x0000000074DAF000-memory.dmp

Filesize
4KB

Download
memory/264-31-0x0000000074DA0000-0x000000007548E000-memory.dmp

Filesize
6.9MB

Download
memory/264-0-0x0000000074DAE000-0x0000000074DAF000-memory.dmp

Filesize
4KB

Download
memory/264-5-0x0000000074DA0000-0x000000007548E000-memory.dmp

Filesize
6.9MB

Download
memory/264-6-0x0000000000390000-0x00000000003FC000-memory.dmp

Filesize
432KB

Download
memory/264-2-0x0000000074DA0000-0x000000007548E000-memory.dmp

Filesize
6.9MB

Download
memory/264-1-0x0000000000BA0000-0x0000000000C54000-memory.dmp

Filesize
720KB

Download
memory/264-3-0x0000000000A60000-0x0000000000A7E000-memory.dmp

Filesize
120KB

Download
memory/2392-23-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2392-19-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2392-30-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2392-29-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2392-28-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2392-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2392-21-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2392-25-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads