snakekeylogger | c27fdfe178919b9cbd02a634d6f7ec9d86c6a16c9b249ee49fd182904fd402d9

General

Target

c27fdfe178919b9cbd02a634d6f7ec9d86c6a16c9b249ee49fd182904fd402d9.exe
Size

415KB
MD5

ad16c932e217add47fe812543f96735d
SHA1

6033eed876a8d948aef8ff497a0e7dc606885819
SHA256

c27fdfe178919b9cbd02a634d6f7ec9d86c6a16c9b249ee49fd182904fd402d9
SHA512

58c3b7473de0bb7321e07c4e02b46f3e4190722b4b55399d0b19cf1fe9bad03ad5c0c0c0bcd16d6af5a3ac34df88efba58dd69088b36b48323d7c183678af7ea
SSDEEP

6144:YtgFVwrhUEz+16Uqd2GhN+qQcIkG5we2oXitAQ1CZu6GxOeUQuKrDxl16Fwa:Ytgw7z+sUi2iNtfdMityZ79dQuktlIF/

Score

10^/10

snakekeylogger discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot1620445910:AAF2v81NoINJsu_XXnpGet1YDm-NxnznaIE/sendMessage?chat_id=1063661839

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/4540-11-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Snakekeylogger family
snakekeylogger

Looks up external IP address via web service 3 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
23	freegeoip.app
24	freegeoip.app
19	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5068 set thread context of 4540	5068	c27fdfe178919b9cbd02a634d6f7ec9d86c6a16c9b249ee49fd182904fd402d9.exe	96

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2284	4540	WerFault.exe	96

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c27fdfe178919b9cbd02a634d6f7ec9d86c6a16c9b249ee49fd182904fd402d9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c27fdfe178919b9cbd02a634d6f7ec9d86c6a16c9b249ee49fd182904fd402d9.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
4540	c27fdfe178919b9cbd02a634d6f7ec9d86c6a16c9b249ee49fd182904fd402d9.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4540	c27fdfe178919b9cbd02a634d6f7ec9d86c6a16c9b249ee49fd182904fd402d9.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 5068 wrote to memory of 4540	5068	c27fdfe178919b9cbd02a634d6f7ec9d86c6a16c9b249ee49fd182904fd402d9.exe	96
PID 5068 wrote to memory of 4540	5068	c27fdfe178919b9cbd02a634d6f7ec9d86c6a16c9b249ee49fd182904fd402d9.exe	96
PID 5068 wrote to memory of 4540	5068	c27fdfe178919b9cbd02a634d6f7ec9d86c6a16c9b249ee49fd182904fd402d9.exe	96
PID 5068 wrote to memory of 4540	5068	c27fdfe178919b9cbd02a634d6f7ec9d86c6a16c9b249ee49fd182904fd402d9.exe	96
PID 5068 wrote to memory of 4540	5068	c27fdfe178919b9cbd02a634d6f7ec9d86c6a16c9b249ee49fd182904fd402d9.exe	96
PID 5068 wrote to memory of 4540	5068	c27fdfe178919b9cbd02a634d6f7ec9d86c6a16c9b249ee49fd182904fd402d9.exe	96
PID 5068 wrote to memory of 4540	5068	c27fdfe178919b9cbd02a634d6f7ec9d86c6a16c9b249ee49fd182904fd402d9.exe	96
PID 5068 wrote to memory of 4540	5068	c27fdfe178919b9cbd02a634d6f7ec9d86c6a16c9b249ee49fd182904fd402d9.exe	96

C:\Users\Admin\AppData\Local\Temp\c27fdfe178919b9cbd02a634d6f7ec9d86c6a16c9b249ee49fd182904fd402d9.exe
"C:\Users\Admin\AppData\Local\Temp\c27fdfe178919b9cbd02a634d6f7ec9d86c6a16c9b249ee49fd182904fd402d9.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5068
- C:\Users\Admin\AppData\Local\Temp\c27fdfe178919b9cbd02a634d6f7ec9d86c6a16c9b249ee49fd182904fd402d9.exe
  "C:\Users\Admin\AppData\Local\Temp\c27fdfe178919b9cbd02a634d6f7ec9d86c6a16c9b249ee49fd182904fd402d9.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4540
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4540 -s 1772
    3⤵
    - Program crash
    PID:2284

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4540 -ip 4540
1⤵
PID:4740

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\c27fdfe178919b9cbd02a634d6f7ec9d86c6a16c9b249ee49fd182904fd402d9.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/4540-11-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/4540-17-0x00000000750C0000-0x0000000075870000-memory.dmp

Filesize
7.7MB

Download
memory/4540-16-0x00000000750C0000-0x0000000075870000-memory.dmp

Filesize
7.7MB

Download
memory/4540-15-0x00000000750C0000-0x0000000075870000-memory.dmp

Filesize
7.7MB

Download
memory/5068-4-0x0000000005690000-0x000000000569A000-memory.dmp

Filesize
40KB

Download
memory/5068-6-0x0000000005980000-0x000000000598E000-memory.dmp

Filesize
56KB

Download
memory/5068-7-0x00000000750CE000-0x00000000750CF000-memory.dmp

Filesize
4KB

Download
memory/5068-8-0x00000000750C0000-0x0000000075870000-memory.dmp

Filesize
7.7MB

Download
memory/5068-9-0x0000000006260000-0x00000000062FC000-memory.dmp

Filesize
624KB

Download
memory/5068-10-0x0000000005C10000-0x0000000005C58000-memory.dmp

Filesize
288KB

Download
memory/5068-5-0x00000000750C0000-0x0000000075870000-memory.dmp

Filesize
7.7MB

Download
memory/5068-0-0x00000000750CE000-0x00000000750CF000-memory.dmp

Filesize
4KB

Download
memory/5068-14-0x00000000750C0000-0x0000000075870000-memory.dmp

Filesize
7.7MB

Download
memory/5068-3-0x0000000005700000-0x0000000005792000-memory.dmp

Filesize
584KB

Download
memory/5068-2-0x0000000005CB0000-0x0000000006254000-memory.dmp

Filesize
5.6MB

Download
memory/5068-1-0x0000000000C30000-0x0000000000C9E000-memory.dmp

Filesize
440KB

Download

Analysis

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