snakekeylogger | aaa2e2c742c72104e572a25f886663abdd9fe673ea8622516fa7cf09698e187c

Analysis

max time kernel
147s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
29/08/2022, 10:16

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General

Target
purchae order.exe
Size 549KB
Sample220829-massvaghb2
SHA256 aaa2e2c742c72104e572a25f886663abdd9fe673ea8622516fa7cf09698e187c
MD5 af74a133737aeaf949026ce2ccfeac3b
SHA1 cc22f49c99b2be445543b949fcbe90831f951ac5
SHA512 46329711dc373b64be104876ac94f1fc0d8f29a2e761982aa0e5f4021ae685cefbab1b521c20381ee2c9240bc2b102d428689cfeedbd8d7811c4a9ff2122f74b
SSDEEP 12288:tkDtJyCVjYfk0R7GQufBu5KvlylSx1wzINXg2:MJDjp0R7aIiw
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

snakekeylogger keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol
smtp
Host
smtp.bem.lat
Port
587
Username
[email protected]
Password
@eR*I%y6
Email to
[email protected]

https://api.telegram.org/bot5481563724:AAFwd5Pdgs1TMXEY5ZuZWw0EyM723GtEjrg/sendMessage?chat_id=5727120865

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/4884-140-0x0000000000400000-0x0000000000426000-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-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	purchae order.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
48	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4928 set thread context of 4884	4928	purchae order.exe	95

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3284	4884	WerFault.exe	95

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
1468	schtasks.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
4884	purchae order.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4884	purchae order.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 4928 wrote to memory of 1468	4928	purchae order.exe	93
PID 4928 wrote to memory of 1468	4928	purchae order.exe	93
PID 4928 wrote to memory of 1468	4928	purchae order.exe	93
PID 4928 wrote to memory of 4884	4928	purchae order.exe	95
PID 4928 wrote to memory of 4884	4928	purchae order.exe	95
PID 4928 wrote to memory of 4884	4928	purchae order.exe	95
PID 4928 wrote to memory of 4884	4928	purchae order.exe	95
PID 4928 wrote to memory of 4884	4928	purchae order.exe	95
PID 4928 wrote to memory of 4884	4928	purchae order.exe	95
PID 4928 wrote to memory of 4884	4928	purchae order.exe	95
PID 4928 wrote to memory of 4884	4928	purchae order.exe	95

C:\Users\Admin\AppData\Local\Temp\purchae order.exe
"C:\Users\Admin\AppData\Local\Temp\purchae order.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4928
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ZmhxAU" /XML "C:\Users\Admin\AppData\Local\Temp\tmpED43.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:1468
- C:\Users\Admin\AppData\Local\Temp\purchae order.exe
  "{path}"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4884
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4884 -s 1548
    3⤵
    - Program crash
    PID:3284

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4884 -ip 4884
1⤵
PID:1888

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

purchae order.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\purchae order.exe.log
Size 1KB
SHA256 e16024b092a026a9dc00df69d4b9bbcab7b2dc178dc5291fc308a1abc9304a99
MD5 84e77a587d94307c0ac1357eb4d3d46f
SHA1 83cc900f9401f43d181207d64c5adba7a85edc1e
SHA512 aefb5c62200b3ed97718d20a89990954d4d8acdc0a6a73c5a420f1bba619cb79e70c2cd0a579b9f52dc6b09e1de2cea6cd6cac4376cfee92d94e2c01d310f691
MD5 SHA1 SHA512

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tmpED43.tmp

Path C:\Users\Admin\AppData\Local\Temp\tmpED43.tmp
Size 1KB
SHA256 f63d226220e9fd22ca8882085d1e73bb374d594ad552b7d1c74560a41eeafb9c
MD5 03e0ede6a4c0f8ee271b9f7684b10086
SHA1 21ea5b11355a79d5112c1c76b6c1e3c28b9e7545
SHA512 0014e1742e2b237a3827ef9f923c651d38e1941578989aab6bffcd12b7c25b58b58c3c316f36c85ecfbefe31c8f2b1846e7c501968d94a40de74f030d5e4ac42
MD5 SHA1 SHA512

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memory/4884-140-0x0000000000400000-0x0000000000426000-memory.dmp

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memory/4928-132-0x0000000000B80000-0x0000000000C0E000-memory.dmp

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memory/4928-133-0x0000000005B50000-0x00000000060F4000-memory.dmp

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memory/4928-134-0x00000000055A0000-0x0000000005632000-memory.dmp

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memory/4928-135-0x00000000056E0000-0x000000000577C000-memory.dmp

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memory/4928-136-0x0000000005580000-0x000000000558A000-memory.dmp

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