snakekeylogger | a9fc57ab4ffcca4baa8f4fe69708ea3d63d5f85f5f5916bd7870fe547f368e02

General

Target

DHL Shipment Doc.exe
Size

573KB
MD5

a482c55e1c9752304022e21bc1030894
SHA1

832234dd48fc70bae1fdb55ec46487f96bec8188
SHA256

a9fc57ab4ffcca4baa8f4fe69708ea3d63d5f85f5f5916bd7870fe547f368e02
SHA512

8eb52d43dccd2fd451d3197aaefea26fb073f5d6a15d4d64b7a289acf9251b28cb2997a648c2b5b275aec5787c42545145734ed675ce7e02d2196d8a297b0dd4
SSDEEP

12288:8HnyiRJU/Wc//ZXrM+w1fMfc+WMU6ujEsqbb3drn6q273VWSQ/kRIA:cyFemVr6S9ujENXyw6O

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.ccrsservices.com
Port:
587
Username:
[email protected]
Password:
pcg359ys
Email To:
[email protected]

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/3624-12-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger

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 2 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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

DHL Shipment Doc.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1045988481-1457812719-2617974652-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DHL Shipment Doc.exe
Key opened	\REGISTRY\USER\S-1-5-21-1045988481-1457812719-2617974652-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DHL Shipment Doc.exe
Key opened	\REGISTRY\USER\S-1-5-21-1045988481-1457812719-2617974652-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DHL Shipment Doc.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

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

Processes:

DHL Shipment Doc.exe

description pid process target process

PID 4324 set thread context of 3624 4324 DHL Shipment Doc.exe DHL Shipment Doc.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

DHL Shipment Doc.exeDHL Shipment Doc.exe

pid process

4324 DHL Shipment Doc.exe
4324 DHL Shipment Doc.exe
3624 DHL Shipment Doc.exe
3624 DHL Shipment Doc.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

DHL Shipment Doc.exeDHL Shipment Doc.exe

description pid process

Token: SeDebugPrivilege 4324 DHL Shipment Doc.exe
Token: SeDebugPrivilege 3624 DHL Shipment Doc.exe

flow	ioc
60	checkip.dyndns.org

description	pid	process	target process
PID 4324 set thread context of 3624	4324	DHL Shipment Doc.exe	DHL Shipment Doc.exe

pid	process
4324	DHL Shipment Doc.exe
4324	DHL Shipment Doc.exe
3624	DHL Shipment Doc.exe
3624	DHL Shipment Doc.exe

description	pid	process
Token: SeDebugPrivilege	4324	DHL Shipment Doc.exe
Token: SeDebugPrivilege	3624	DHL Shipment Doc.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

DHL Shipment Doc.exe

description	pid	process	target process
PID 4324 wrote to memory of 2952	4324	DHL Shipment Doc.exe	DHL Shipment Doc.exe
PID 4324 wrote to memory of 2952	4324	DHL Shipment Doc.exe	DHL Shipment Doc.exe
PID 4324 wrote to memory of 2952	4324	DHL Shipment Doc.exe	DHL Shipment Doc.exe
PID 4324 wrote to memory of 3624	4324	DHL Shipment Doc.exe	DHL Shipment Doc.exe
PID 4324 wrote to memory of 3624	4324	DHL Shipment Doc.exe	DHL Shipment Doc.exe
PID 4324 wrote to memory of 3624	4324	DHL Shipment Doc.exe	DHL Shipment Doc.exe
PID 4324 wrote to memory of 3624	4324	DHL Shipment Doc.exe	DHL Shipment Doc.exe
PID 4324 wrote to memory of 3624	4324	DHL Shipment Doc.exe	DHL Shipment Doc.exe
PID 4324 wrote to memory of 3624	4324	DHL Shipment Doc.exe	DHL Shipment Doc.exe
PID 4324 wrote to memory of 3624	4324	DHL Shipment Doc.exe	DHL Shipment Doc.exe
PID 4324 wrote to memory of 3624	4324	DHL Shipment Doc.exe	DHL Shipment Doc.exe

outlook_office_path 1 IoCs

Processes:

DHL Shipment Doc.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1045988481-1457812719-2617974652-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DHL Shipment Doc.exe

outlook_win_path 1 IoCs

Processes:

DHL Shipment Doc.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1045988481-1457812719-2617974652-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DHL Shipment Doc.exe

C:\Users\Admin\AppData\Local\Temp\DHL Shipment Doc.exe
"C:\Users\Admin\AppData\Local\Temp\DHL Shipment Doc.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4324

C:\Users\Admin\AppData\Local\Temp\DHL Shipment Doc.exe
"C:\Users\Admin\AppData\Local\Temp\DHL Shipment Doc.exe"
2⤵
PID:2952

C:\Users\Admin\AppData\Local\Temp\DHL Shipment Doc.exe
"C:\Users\Admin\AppData\Local\Temp\DHL Shipment Doc.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:3624

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\DHL Shipment Doc.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/3624-12-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/3624-21-0x0000000005120000-0x0000000005130000-memory.dmp

Filesize
64KB

Download
memory/3624-20-0x0000000074450000-0x0000000074C00000-memory.dmp

Filesize
7.7MB

Download
memory/3624-19-0x0000000006340000-0x0000000006502000-memory.dmp

Filesize
1.8MB

Download
memory/3624-18-0x0000000006120000-0x0000000006170000-memory.dmp

Filesize
320KB

Download
memory/3624-17-0x0000000005120000-0x0000000005130000-memory.dmp

Filesize
64KB

Download
memory/3624-15-0x0000000074450000-0x0000000074C00000-memory.dmp

Filesize
7.7MB

Download
memory/4324-10-0x0000000006E00000-0x0000000006E60000-memory.dmp

Filesize
384KB

Download
memory/4324-9-0x00000000012D0000-0x00000000012DC000-memory.dmp

Filesize
48KB

Download
memory/4324-0-0x0000000074450000-0x0000000074C00000-memory.dmp

Filesize
7.7MB

Download
memory/4324-11-0x000000000A850000-0x000000000A8EC000-memory.dmp

Filesize
624KB

Download
memory/4324-8-0x0000000008300000-0x000000000831A000-memory.dmp

Filesize
104KB

Download
memory/4324-7-0x0000000005A40000-0x0000000005A50000-memory.dmp

Filesize
64KB

Download
memory/4324-6-0x0000000074450000-0x0000000074C00000-memory.dmp

Filesize
7.7MB

Download
memory/4324-16-0x0000000074450000-0x0000000074C00000-memory.dmp

Filesize
7.7MB

Download
memory/4324-5-0x00000000057C0000-0x00000000057CA000-memory.dmp

Filesize
40KB

Download
memory/4324-4-0x0000000005A40000-0x0000000005A50000-memory.dmp

Filesize
64KB

Download
memory/4324-3-0x00000000057E0000-0x0000000005872000-memory.dmp

Filesize
584KB

Download
memory/4324-2-0x0000000005CF0000-0x0000000006294000-memory.dmp

Filesize
5.6MB

Download
memory/4324-1-0x0000000000D70000-0x0000000000E04000-memory.dmp

Filesize
592KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads