snakekeylogger | a4052a6663acc950f95ea27ecf872887f640b99ede1eabf6cf4fbf495623c9c9

Analysis

max time kernel
124s
max time network
132s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
03-07-2024 00:29

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General

Target

f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe
Size

1.5MB
MD5

ec3fe16c54946213c717a27606f70243
SHA1

d11efe4e0f949ff6b14929cd30ae146c1b4a11c9
SHA256

f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695
SHA512

66125f727ec27d3e1da5c87953e46e928b000d564c784b919ba0b558efe4aa080a2f310e729f03b113ab02bc5aea390bb60a6829d3d586fab414b430d40eab04
SSDEEP

12288:1hNsCbYGek5/68cYvmjZxVcsK3SCv6vcuqVuMDCqg0h+:14CF/6V1xNK3SnUrRh+

Score

10^/10

snakekeylogger keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
valleycountysar.org
Port:
26
Username:
[email protected]
Password:
fY,FLoadtsiF

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/2616-4-0x0000000000400000-0x0000000000426000-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

Processes:

regasm.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Control Panel\International\Geo\Nation regasm.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

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

Processes:

f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe

description pid process target process

PID 3608 set thread context of 2616 3608 f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe regasm.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

regasm.exe

pid process

2616 regasm.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

regasm.exe

description pid process

Token: SeDebugPrivilege 2616 regasm.exe

resource	yara_rule
behavioral2/memory/2616-4-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Control Panel\International\Geo\Nation	regasm.exe

flow	ioc
7	checkip.dyndns.org

description	pid	process	target process
PID 3608 set thread context of 2616	3608	f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe	regasm.exe

pid	process
2616	regasm.exe

description	pid	process
Token: SeDebugPrivilege	2616	regasm.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exeregasm.execmd.exe

description	pid	process	target process
PID 3608 wrote to memory of 2616	3608	f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe	regasm.exe
PID 3608 wrote to memory of 2616	3608	f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe	regasm.exe
PID 3608 wrote to memory of 2616	3608	f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe	regasm.exe
PID 3608 wrote to memory of 2616	3608	f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe	regasm.exe
PID 3608 wrote to memory of 2616	3608	f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe	regasm.exe
PID 3608 wrote to memory of 2616	3608	f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe	regasm.exe
PID 3608 wrote to memory of 2616	3608	f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe	regasm.exe
PID 3608 wrote to memory of 2616	3608	f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe	regasm.exe
PID 3608 wrote to memory of 4356	3608	f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe	regasm.exe
PID 3608 wrote to memory of 4356	3608	f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe	regasm.exe
PID 3608 wrote to memory of 4356	3608	f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe	regasm.exe
PID 2616 wrote to memory of 1092	2616	regasm.exe	cmd.exe
PID 2616 wrote to memory of 1092	2616	regasm.exe	cmd.exe
PID 2616 wrote to memory of 1092	2616	regasm.exe	cmd.exe
PID 1092 wrote to memory of 2976	1092	cmd.exe	choice.exe
PID 1092 wrote to memory of 2976	1092	cmd.exe	choice.exe
PID 1092 wrote to memory of 2976	1092	cmd.exe	choice.exe

C:\Users\Admin\AppData\Local\Temp\f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe
"C:\Users\Admin\AppData\Local\Temp\f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3608

C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
2⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2616

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C choice /C Y /N /D Y /T 3 & Del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
3⤵
- Suspicious use of WriteProcessMemory
PID:1092

C:\Windows\SysWOW64\choice.exe
choice /C Y /N /D Y /T 3
4⤵
PID:2976

C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
2⤵
PID:4356

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4376,i,15142778360084620907,1763097090506261076,262144 --variations-seed-version --mojo-platform-channel-handle=4672 /prefetch:8
1⤵
PID:3888

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/2616-4-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2616-5-0x000000007495E000-0x000000007495F000-memory.dmp

Filesize
4KB

Download
memory/2616-6-0x00000000053A0000-0x0000000005944000-memory.dmp

Filesize
5.6MB

Download
memory/2616-7-0x0000000004DF0000-0x0000000004E8C000-memory.dmp

Filesize
624KB

Download
memory/2616-8-0x0000000074950000-0x0000000075100000-memory.dmp

Filesize
7.7MB

Download
memory/2616-11-0x0000000074950000-0x0000000075100000-memory.dmp

Filesize
7.7MB

Download
memory/3608-0-0x00007FFAFC2D3000-0x00007FFAFC2D5000-memory.dmp

Filesize
8KB

Download
memory/3608-1-0x00000276112C0000-0x00000276112C8000-memory.dmp

Filesize
32KB

Download
memory/3608-2-0x0000027612E20000-0x0000027612E9A000-memory.dmp

Filesize
488KB

Download
memory/3608-3-0x00007FFAFC2D0000-0x00007FFAFCD91000-memory.dmp

Filesize
10.8MB

Download
memory/3608-9-0x00007FFAFC2D0000-0x00007FFAFCD91000-memory.dmp

Filesize
10.8MB

Download