snakekeylogger | fac93de25c552a2dad517f0434b6a4f4929c3a914864b165efa173bc70e63621

General

Target

New order_letter.exe
Size

1.0MB
MD5

67e420f5e4608735ca8b9bd040ce0ee2
SHA1

1d2924461a44d72abf3f8c60503335a4408fb30b
SHA256

b6e2c83fca7727bb38feb6e83228c4157155868ec1e088ccd8d61e15477d3ad0
SHA512

8d15c60671923505b85ca21120b2dc7a0c07855bee85a51c4e6098d2271987d72eb395405e3b5fe520cdefa29f88b82c636364f952faffcad7ec3dda2f2438fc
SSDEEP

24576:BEmFxUe2I9CPa23VRvCT033NUoGIF0z7VJO:WmFxUe2rPa23TCloGOGJ

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/4868-147-0x0000000000400000-0x000000000047C000-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:

New order_letter.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000\Control Panel\International\Geo\Nation	New order_letter.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:

New order_letter.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	New order_letter.exe
Key opened	\REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	New order_letter.exe
Key opened	\REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	New order_letter.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

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

Processes:

New order_letter.exe

description pid process target process

PID 4240 set thread context of 4868 4240 New order_letter.exe New order_letter.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

4416 schtasks.exe

flow	ioc
40	checkip.dyndns.org

description	pid	process	target process
PID 4240 set thread context of 4868	4240	New order_letter.exe	New order_letter.exe

pid	process
4416	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

New order_letter.exepowershell.exepowershell.exeNew order_letter.exe

pid	process
4240	New order_letter.exe
1988	powershell.exe
432	powershell.exe
4240	New order_letter.exe
4868	New order_letter.exe
432	powershell.exe
1988	powershell.exe
4868	New order_letter.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

New order_letter.exepowershell.exepowershell.exeNew order_letter.exe

description	pid	process
Token: SeDebugPrivilege	4240	New order_letter.exe
Token: SeDebugPrivilege	1988	powershell.exe
Token: SeDebugPrivilege	432	powershell.exe
Token: SeDebugPrivilege	4868	New order_letter.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

New order_letter.exe

description	pid	process	target process
PID 4240 wrote to memory of 1988	4240	New order_letter.exe	powershell.exe
PID 4240 wrote to memory of 1988	4240	New order_letter.exe	powershell.exe
PID 4240 wrote to memory of 1988	4240	New order_letter.exe	powershell.exe
PID 4240 wrote to memory of 432	4240	New order_letter.exe	powershell.exe
PID 4240 wrote to memory of 432	4240	New order_letter.exe	powershell.exe
PID 4240 wrote to memory of 432	4240	New order_letter.exe	powershell.exe
PID 4240 wrote to memory of 4416	4240	New order_letter.exe	schtasks.exe
PID 4240 wrote to memory of 4416	4240	New order_letter.exe	schtasks.exe
PID 4240 wrote to memory of 4416	4240	New order_letter.exe	schtasks.exe
PID 4240 wrote to memory of 4868	4240	New order_letter.exe	New order_letter.exe
PID 4240 wrote to memory of 4868	4240	New order_letter.exe	New order_letter.exe
PID 4240 wrote to memory of 4868	4240	New order_letter.exe	New order_letter.exe
PID 4240 wrote to memory of 4868	4240	New order_letter.exe	New order_letter.exe
PID 4240 wrote to memory of 4868	4240	New order_letter.exe	New order_letter.exe
PID 4240 wrote to memory of 4868	4240	New order_letter.exe	New order_letter.exe
PID 4240 wrote to memory of 4868	4240	New order_letter.exe	New order_letter.exe
PID 4240 wrote to memory of 4868	4240	New order_letter.exe	New order_letter.exe

outlook_office_path 1 IoCs

Processes:

New order_letter.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	New order_letter.exe

outlook_win_path 1 IoCs

Processes:

New order_letter.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	New order_letter.exe

C:\Users\Admin\AppData\Local\Temp\New order_letter.exe
"C:\Users\Admin\AppData\Local\Temp\New order_letter.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4240

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\New order_letter.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1988

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\njTHleTxYF.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:432

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\njTHleTxYF" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3681.tmp"
2⤵
- Creates scheduled task(s)
PID:4416

C:\Users\Admin\AppData\Local\Temp\New order_letter.exe
"C:\Users\Admin\AppData\Local\Temp\New order_letter.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4868

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
968cb9309758126772781b83adb8a28f

SHA1
8da30e71accf186b2ba11da1797cf67f8f78b47c

SHA256
92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

SHA512
4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

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

MD5
63b3b68c34fa81481d2b5fa4d4471e65

SHA1
4da0115cea5cae071b48cdca9b5abb253f07e5d4

SHA256
16df643f460f278036a981566e5a37b0e7d8a051668760bfe4601970c710e256

SHA512
903e827ffea722043a80223c3866878a8924183c96ec15cc33817b541d75691853b5ce0945ed945b293068a9b6027d74c7ffd1d5ce61f0950487143805bd0c63

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_vdiegut0.zfk.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp3681.tmp
Filesize
1KB

MD5
b070b2c34d3648253f28bdd32b439fbc

SHA1
00e71e6c722d8cec370d6176fa2627591668c9e0

SHA256
94ac378ca21c99fb4df0df69b3df138abe68a2534cc764dbeac454dfec26da64

SHA512
962efcaa6af8c5f21c088c48dd30f3c678e2701364e4c8f3acc06a6d82a17e200687278715b626c7b84ad40e5ecff45c1ae4f8d2cebce99ea98d07e686ac75e7

Download Submit
memory/432-200-0x0000000007830000-0x0000000007EAA000-memory.dmp

Filesize
6.5MB

Download
memory/432-202-0x0000000007250000-0x000000000725A000-memory.dmp

Filesize
40KB

Download
memory/432-207-0x0000000007520000-0x000000000753A000-memory.dmp

Filesize
104KB

Download
memory/432-203-0x000000007F530000-0x000000007F540000-memory.dmp

Filesize
64KB

Download
memory/432-204-0x0000000007460000-0x00000000074F6000-memory.dmp

Filesize
600KB

Download
memory/432-180-0x00000000713E0000-0x000000007142C000-memory.dmp

Filesize
304KB

Download
memory/432-178-0x00000000064A0000-0x00000000064D2000-memory.dmp

Filesize
200KB

Download
memory/432-176-0x0000000004B10000-0x0000000004B20000-memory.dmp

Filesize
64KB

Download
memory/432-156-0x0000000005900000-0x0000000005966000-memory.dmp

Filesize
408KB

Download
memory/432-155-0x0000000005820000-0x0000000005886000-memory.dmp

Filesize
408KB

Download
memory/432-174-0x0000000005EE0000-0x0000000005EFE000-memory.dmp

Filesize
120KB

Download
memory/432-172-0x0000000004B10000-0x0000000004B20000-memory.dmp

Filesize
64KB

Download
memory/432-173-0x0000000004B10000-0x0000000004B20000-memory.dmp

Filesize
64KB

Download
memory/1988-144-0x0000000002450000-0x0000000002486000-memory.dmp

Filesize
216KB

Download
memory/1988-206-0x00000000072A0000-0x00000000072AE000-memory.dmp

Filesize
56KB

Download
memory/1988-201-0x0000000007070000-0x000000000708A000-memory.dmp

Filesize
104KB

Download
memory/1988-148-0x0000000004E90000-0x0000000004EB2000-memory.dmp

Filesize
136KB

Download
memory/1988-208-0x0000000007390000-0x0000000007398000-memory.dmp

Filesize
32KB

Download
memory/1988-177-0x0000000002500000-0x0000000002510000-memory.dmp

Filesize
64KB

Download
memory/1988-171-0x0000000002500000-0x0000000002510000-memory.dmp

Filesize
64KB

Download
memory/1988-179-0x00000000713E0000-0x000000007142C000-memory.dmp

Filesize
304KB

Download
memory/1988-205-0x000000007FC30000-0x000000007FC40000-memory.dmp

Filesize
64KB

Download
memory/1988-199-0x0000000006330000-0x000000000634E000-memory.dmp

Filesize
120KB

Download
memory/1988-146-0x0000000005160000-0x0000000005788000-memory.dmp

Filesize
6.2MB

Download
memory/1988-168-0x0000000002500000-0x0000000002510000-memory.dmp

Filesize
64KB

Download
memory/4240-137-0x0000000005A10000-0x0000000005A20000-memory.dmp

Filesize
64KB

Download
memory/4240-138-0x0000000005A10000-0x0000000005A20000-memory.dmp

Filesize
64KB

Download
memory/4240-136-0x00000000059D0000-0x00000000059DA000-memory.dmp

Filesize
40KB

Download
memory/4240-139-0x0000000007BA0000-0x0000000007C3C000-memory.dmp

Filesize
624KB

Download
memory/4240-135-0x0000000005A50000-0x0000000005AE2000-memory.dmp

Filesize
584KB

Download
memory/4240-134-0x0000000006000000-0x00000000065A4000-memory.dmp

Filesize
5.6MB

Download
memory/4240-133-0x0000000000F40000-0x0000000001046000-memory.dmp

Filesize
1.0MB

Download
memory/4868-214-0x00000000053B0000-0x00000000053C0000-memory.dmp

Filesize
64KB

Download
memory/4868-147-0x0000000000400000-0x000000000047C000-memory.dmp

Filesize
496KB

Download
memory/4868-175-0x00000000053B0000-0x00000000053C0000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads