snakekeylogger | 4cfe382fc05866c2087a5d003050a40fb1a1789f8547bd13956e8823d8cf61f8

General

Target

DHL-AWB.exe
Size

940KB
MD5

eb685b3c297e9bf66dbdf5ce339b0938
SHA1

e68ee19e34b4e050967630bff153eb27ad9bcab2
SHA256

4cfe382fc05866c2087a5d003050a40fb1a1789f8547bd13956e8823d8cf61f8
SHA512

5af08355a05edb7bd155cc8da39eb520f6041a27532cfb36b999b54a3363e29578f5b1b52d2c1b379c1a14d2c6694f00c7c02a205da02303e23d6cdb47a6f393
SSDEEP

12288:LMuRADz1KGRbItu/8mqKgE8MLj3Ymjk97DuHh/UFxvpj5+YI61UBXEuJ2c1LwnIj:gfftg3CEmA7DehEYY9c0uRwn

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot5896148323:AAEWgsVYxyCkhTyIZPTwudSGllkEoROCUk8/sendMessage?chat_id=6163418482

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/1828-147-0x0000000000400000-0x0000000000426000-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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Control Panel\International\Geo\Nation	DHL-AWB.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

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DHL-AWB.exe
Key opened	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DHL-AWB.exe
Key opened	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DHL-AWB.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
72	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1924 set thread context of 1828	1924	DHL-AWB.exe	101

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

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

pid	Process
1932	schtasks.exe

Suspicious behavior: EnumeratesProcesses 21 IoCs

pid	Process
1924	DHL-AWB.exe
1924	DHL-AWB.exe
1924	DHL-AWB.exe
1924	DHL-AWB.exe
1924	DHL-AWB.exe
1924	DHL-AWB.exe
1924	DHL-AWB.exe
1924	DHL-AWB.exe
1924	DHL-AWB.exe
1924	DHL-AWB.exe
1924	DHL-AWB.exe
1924	DHL-AWB.exe
1924	DHL-AWB.exe
1924	DHL-AWB.exe
1924	DHL-AWB.exe
1924	DHL-AWB.exe
1924	DHL-AWB.exe
3492	powershell.exe
1828	DHL-AWB.exe
3492	powershell.exe
1828	DHL-AWB.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1924	DHL-AWB.exe
Token: SeDebugPrivilege	3492	powershell.exe
Token: SeDebugPrivilege	1828	DHL-AWB.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 1924 wrote to memory of 3492	1924	DHL-AWB.exe	97
PID 1924 wrote to memory of 3492	1924	DHL-AWB.exe	97
PID 1924 wrote to memory of 3492	1924	DHL-AWB.exe	97
PID 1924 wrote to memory of 1932	1924	DHL-AWB.exe	99
PID 1924 wrote to memory of 1932	1924	DHL-AWB.exe	99
PID 1924 wrote to memory of 1932	1924	DHL-AWB.exe	99
PID 1924 wrote to memory of 1828	1924	DHL-AWB.exe	101
PID 1924 wrote to memory of 1828	1924	DHL-AWB.exe	101
PID 1924 wrote to memory of 1828	1924	DHL-AWB.exe	101
PID 1924 wrote to memory of 1828	1924	DHL-AWB.exe	101
PID 1924 wrote to memory of 1828	1924	DHL-AWB.exe	101
PID 1924 wrote to memory of 1828	1924	DHL-AWB.exe	101
PID 1924 wrote to memory of 1828	1924	DHL-AWB.exe	101
PID 1924 wrote to memory of 1828	1924	DHL-AWB.exe	101

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DHL-AWB.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DHL-AWB.exe

C:\Users\Admin\AppData\Local\Temp\DHL-AWB.exe
"C:\Users\Admin\AppData\Local\Temp\DHL-AWB.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1924
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\CvDzsccuV.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3492
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\CvDzsccuV" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA856.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:1932
- C:\Users\Admin\AppData\Local\Temp\DHL-AWB.exe
  "C:\Users\Admin\AppData\Local\Temp\DHL-AWB.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:1828

Network

MITRE ATT&CK Enterprise 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

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_uvmnrd0o.5us.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpA856.tmp

Filesize
1KB

MD5
73be993c0fdeb9547eefc2523e13e954

SHA1
a91e273f7c2405c36adb71ac57beb05d861d7fb7

SHA256
a99e068937c5ee8f34e9d6c69349f2805f90e7c27875f874d8eb8ca4b50d1ee9

SHA512
95342b91d3affc063b5404ac2aa3055b653ef12e4501b75b35cc84b1e3f7e45d9459fef225477d638a7511da5522322f9363207678fbd00e3a5599ee20f11976

Download Submit
memory/1828-189-0x00000000056A0000-0x00000000056B0000-memory.dmp

Filesize
64KB

Download
memory/1828-161-0x00000000056A0000-0x00000000056B0000-memory.dmp

Filesize
64KB

Download
memory/1828-147-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1828-183-0x00000000066F0000-0x00000000068B2000-memory.dmp

Filesize
1.8MB

Download
memory/1924-136-0x0000000004D50000-0x0000000004D5A000-memory.dmp

Filesize
40KB

Download
memory/1924-139-0x0000000005CA0000-0x0000000005D3C000-memory.dmp

Filesize
624KB

Download
memory/1924-138-0x0000000004DD0000-0x0000000004DE0000-memory.dmp

Filesize
64KB

Download
memory/1924-137-0x0000000004DD0000-0x0000000004DE0000-memory.dmp

Filesize
64KB

Download
memory/1924-133-0x0000000000200000-0x00000000002F0000-memory.dmp

Filesize
960KB

Download
memory/1924-135-0x0000000004CA0000-0x0000000004D32000-memory.dmp

Filesize
584KB

Download
memory/1924-134-0x0000000005250000-0x00000000057F4000-memory.dmp

Filesize
5.6MB

Download
memory/3492-163-0x0000000005130000-0x0000000005140000-memory.dmp

Filesize
64KB

Download
memory/3492-178-0x000000007FCD0000-0x000000007FCE0000-memory.dmp

Filesize
64KB

Download
memory/3492-160-0x0000000005F40000-0x0000000005FA6000-memory.dmp

Filesize
408KB

Download
memory/3492-155-0x0000000005DA0000-0x0000000005DC2000-memory.dmp

Filesize
136KB

Download
memory/3492-164-0x0000000006510000-0x000000000652E000-memory.dmp

Filesize
120KB

Download
memory/3492-165-0x0000000005130000-0x0000000005140000-memory.dmp

Filesize
64KB

Download
memory/3492-166-0x00000000076D0000-0x0000000007702000-memory.dmp

Filesize
200KB

Download
memory/3492-167-0x0000000070830000-0x000000007087C000-memory.dmp

Filesize
304KB

Download
memory/3492-177-0x0000000006AC0000-0x0000000006ADE000-memory.dmp

Filesize
120KB

Download
memory/3492-162-0x0000000006020000-0x0000000006086000-memory.dmp

Filesize
408KB

Download
memory/3492-179-0x0000000007E70000-0x00000000084EA000-memory.dmp

Filesize
6.5MB

Download
memory/3492-180-0x0000000007830000-0x000000000784A000-memory.dmp

Filesize
104KB

Download
memory/3492-181-0x00000000078A0000-0x00000000078AA000-memory.dmp

Filesize
40KB

Download
memory/3492-182-0x0000000007AB0000-0x0000000007B46000-memory.dmp

Filesize
600KB

Download
memory/3492-146-0x0000000005770000-0x0000000005D98000-memory.dmp

Filesize
6.2MB

Download
memory/3492-184-0x0000000007A60000-0x0000000007A6E000-memory.dmp

Filesize
56KB

Download
memory/3492-185-0x0000000007B70000-0x0000000007B8A000-memory.dmp

Filesize
104KB

Download
memory/3492-186-0x0000000007B50000-0x0000000007B58000-memory.dmp

Filesize
32KB

Download
memory/3492-144-0x0000000004F60000-0x0000000004F96000-memory.dmp

Filesize
216KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads