snakekeylogger | 38a40add079a4dfbaf33406c9fb38ed051c98799a9f100444a291bbe2e483827

General

Target

proforma Invoice.exe
Size

1002KB
MD5

519a4362bd2e58ed1dc658ea0b4c2b34
SHA1

21ab5eba93ba582c75cd2966114fd4424c61af03
SHA256

1174a36a1437a563b6d80ea0ace862adecdbd91817bee7e845cbaac144e02df6
SHA512

28c030a67b8292815dbc307f7126e343e87721dbb80a79655ff4e5af275b7589fca3d2ab18e90f3e5ea8d82cc2fd21d919cb723f20603897c520a50f86eb4adc
SSDEEP

24576:g/4URo28cZI5QWvCpEwtmvxk+wSu1purOtYL+:g/QcWQz+wtR+zirtn

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot6288005341:AAGRgYv2o5lUGc3tnZ9QIy4L5Vg9lraTrSs/sendMessage?chat_id=6121807451

Signatures

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

Snake Keylogger payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1544-154-0x0000000000400000-0x000000000047C000-memory.dmp	family_snakekeylogger

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

proforma Invoice.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Control Panel\International\Geo\Nation	proforma Invoice.exe

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
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
T1081
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

proforma Invoice.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	proforma Invoice.exe
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	proforma Invoice.exe
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	proforma Invoice.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

27 checkip.dyndns.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

proforma Invoice.exe

description pid process target process

PID 1304 set thread context of 1544 1304 proforma Invoice.exe proforma Invoice.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

544 schtasks.exe

flow	ioc
27	checkip.dyndns.org

description	pid	process	target process
PID 1304 set thread context of 1544	1304	proforma Invoice.exe	proforma Invoice.exe

pid	process
544	schtasks.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

Processes:

proforma Invoice.exepowershell.exepowershell.exeproforma Invoice.exe

pid	process
1304	proforma Invoice.exe
4740	powershell.exe
1248	powershell.exe
1304	proforma Invoice.exe
1304	proforma Invoice.exe
1304	proforma Invoice.exe
1544	proforma Invoice.exe
4740	powershell.exe
1248	powershell.exe
1544	proforma Invoice.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

proforma Invoice.exepowershell.exepowershell.exeproforma Invoice.exe

description	pid	process
Token: SeDebugPrivilege	1304	proforma Invoice.exe
Token: SeDebugPrivilege	4740	powershell.exe
Token: SeDebugPrivilege	1248	powershell.exe
Token: SeDebugPrivilege	1544	proforma Invoice.exe

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

proforma Invoice.exe

description	pid	process	target process
PID 1304 wrote to memory of 4740	1304	proforma Invoice.exe	powershell.exe
PID 1304 wrote to memory of 4740	1304	proforma Invoice.exe	powershell.exe
PID 1304 wrote to memory of 4740	1304	proforma Invoice.exe	powershell.exe
PID 1304 wrote to memory of 1248	1304	proforma Invoice.exe	powershell.exe
PID 1304 wrote to memory of 1248	1304	proforma Invoice.exe	powershell.exe
PID 1304 wrote to memory of 1248	1304	proforma Invoice.exe	powershell.exe
PID 1304 wrote to memory of 544	1304	proforma Invoice.exe	schtasks.exe
PID 1304 wrote to memory of 544	1304	proforma Invoice.exe	schtasks.exe
PID 1304 wrote to memory of 544	1304	proforma Invoice.exe	schtasks.exe
PID 1304 wrote to memory of 3380	1304	proforma Invoice.exe	proforma Invoice.exe
PID 1304 wrote to memory of 3380	1304	proforma Invoice.exe	proforma Invoice.exe
PID 1304 wrote to memory of 3380	1304	proforma Invoice.exe	proforma Invoice.exe
PID 1304 wrote to memory of 1544	1304	proforma Invoice.exe	proforma Invoice.exe
PID 1304 wrote to memory of 1544	1304	proforma Invoice.exe	proforma Invoice.exe
PID 1304 wrote to memory of 1544	1304	proforma Invoice.exe	proforma Invoice.exe
PID 1304 wrote to memory of 1544	1304	proforma Invoice.exe	proforma Invoice.exe
PID 1304 wrote to memory of 1544	1304	proforma Invoice.exe	proforma Invoice.exe
PID 1304 wrote to memory of 1544	1304	proforma Invoice.exe	proforma Invoice.exe
PID 1304 wrote to memory of 1544	1304	proforma Invoice.exe	proforma Invoice.exe
PID 1304 wrote to memory of 1544	1304	proforma Invoice.exe	proforma Invoice.exe

outlook_office_path 1 IoCs

Processes:

proforma Invoice.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	proforma Invoice.exe

outlook_win_path 1 IoCs

Processes:

proforma Invoice.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	proforma Invoice.exe

C:\Users\Admin\AppData\Local\Temp\proforma Invoice.exe
"C:\Users\Admin\AppData\Local\Temp\proforma Invoice.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1304

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\proforma Invoice.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4740

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\cwRaXfubuZT.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1248

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\cwRaXfubuZT" /XML "C:\Users\Admin\AppData\Local\Temp\tmp63AB.tmp"
2⤵
- Creates scheduled task(s)
PID:544

C:\Users\Admin\AppData\Local\Temp\proforma Invoice.exe
"C:\Users\Admin\AppData\Local\Temp\proforma Invoice.exe"
2⤵
PID:3380

C:\Users\Admin\AppData\Local\Temp\proforma Invoice.exe
"C:\Users\Admin\AppData\Local\Temp\proforma Invoice.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1544

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

3

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize
2KB

MD5
3d086a433708053f9bf9523e1d87a4e8

SHA1
b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28

SHA256
6f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69

SHA512
931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Filesize
18KB

MD5
13c45e72a973aaec63451b1821a2ccec

SHA1
04c94acb56d47e336ccf335487fe26e9535f1219

SHA256
a6ea360bf61b2522d69860c09e395961ca7a79942371886b936f790ef560b5d6

SHA512
da6effe64b4781b6820853be4b4809e0ca2562069c4eda3db781bdd5f99d6b5767f3516847fdc73e8b78bd72b7168ee08c3844207d72eac1496832541e45a364

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_igtvujjn.iii.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp63AB.tmp
Filesize
1KB

MD5
449db71bb22ff4edccab19d6ec35dc4d

SHA1
a4bfedcee767fbc8af09eac98599f0da2252d721

SHA256
00164501eedd996babec5a5f51e7332f18ddbdfd474a3358377bbb6da7edd728

SHA512
b2603814ad952f4d0e0a6e69741655ef6476c50f656104611bbe612615970c6d243ff0be6db5f70d9c26ed08a5890ff85f051d50937fa04138cf4ed128c6adf7

Download Submit
memory/1248-172-0x00000000025D0000-0x00000000025E0000-memory.dmp

Filesize
64KB

Download
memory/1248-202-0x0000000007610000-0x0000000007C8A000-memory.dmp

Filesize
6.5MB

Download
memory/1248-207-0x0000000007310000-0x000000000732A000-memory.dmp

Filesize
104KB

Download
memory/1248-201-0x000000007F890000-0x000000007F8A0000-memory.dmp

Filesize
64KB

Download
memory/1248-181-0x00000000025D0000-0x00000000025E0000-memory.dmp

Filesize
64KB

Download
memory/1248-188-0x0000000006270000-0x000000000628E000-memory.dmp

Filesize
120KB

Download
memory/1248-177-0x0000000070D90000-0x0000000070DDC000-memory.dmp

Filesize
304KB

Download
memory/1248-173-0x00000000025D0000-0x00000000025E0000-memory.dmp

Filesize
64KB

Download
memory/1248-147-0x0000000004E00000-0x0000000004E22000-memory.dmp

Filesize
136KB

Download
memory/1304-137-0x0000000004FC0000-0x0000000004FD0000-memory.dmp

Filesize
64KB

Download
memory/1304-134-0x0000000005640000-0x0000000005BE4000-memory.dmp

Filesize
5.6MB

Download
memory/1304-135-0x0000000005090000-0x0000000005122000-memory.dmp

Filesize
584KB

Download
memory/1304-136-0x0000000005050000-0x000000000505A000-memory.dmp

Filesize
40KB

Download
memory/1304-133-0x00000000006B0000-0x00000000007B0000-memory.dmp

Filesize
1024KB

Download
memory/1304-139-0x00000000085E0000-0x000000000867C000-memory.dmp

Filesize
624KB

Download
memory/1304-138-0x0000000004FC0000-0x0000000004FD0000-memory.dmp

Filesize
64KB

Download
memory/1544-215-0x00000000052A0000-0x00000000052B0000-memory.dmp

Filesize
64KB

Download
memory/1544-154-0x0000000000400000-0x000000000047C000-memory.dmp

Filesize
496KB

Download
memory/1544-175-0x00000000052A0000-0x00000000052B0000-memory.dmp

Filesize
64KB

Download
memory/4740-174-0x0000000005B10000-0x0000000005B2E000-memory.dmp

Filesize
120KB

Download
memory/4740-203-0x0000000006E20000-0x0000000006E3A000-memory.dmp

Filesize
104KB

Download
memory/4740-189-0x0000000070D90000-0x0000000070DDC000-memory.dmp

Filesize
304KB

Download
memory/4740-145-0x0000000004C10000-0x0000000005238000-memory.dmp

Filesize
6.2MB

Download
memory/4740-200-0x000000007F470000-0x000000007F480000-memory.dmp

Filesize
64KB

Download
memory/4740-144-0x0000000002200000-0x0000000002236000-memory.dmp

Filesize
216KB

Download
memory/4740-153-0x0000000005340000-0x00000000053A6000-memory.dmp

Filesize
408KB

Download
memory/4740-195-0x0000000002250000-0x0000000002260000-memory.dmp

Filesize
64KB

Download
memory/4740-204-0x0000000006E90000-0x0000000006E9A000-memory.dmp

Filesize
40KB

Download
memory/4740-205-0x00000000070A0000-0x0000000007136000-memory.dmp

Filesize
600KB

Download
memory/4740-206-0x0000000007050000-0x000000000705E000-memory.dmp

Filesize
56KB

Download
memory/4740-176-0x0000000006AF0000-0x0000000006B22000-memory.dmp

Filesize
200KB

Download
memory/4740-208-0x0000000007140000-0x0000000007148000-memory.dmp

Filesize
32KB

Download
memory/4740-171-0x0000000002250000-0x0000000002260000-memory.dmp

Filesize
64KB

Download
memory/4740-170-0x0000000002250000-0x0000000002260000-memory.dmp

Filesize
64KB

Download
memory/4740-155-0x00000000054E0000-0x0000000005546000-memory.dmp

Filesize
408KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads