snakekeylogger | 69e2e592529984388953e4cc8f782b96ff622fd05c29e455864408f8f6d1d275

General

Target

Inquiry65621.exe
Size

535KB
MD5

24f71f1a4b23df2ec4a3b397c787f46b
SHA1

e6bd139200d4514c9769cbd91bceace8b120d5c7
SHA256

69e2e592529984388953e4cc8f782b96ff622fd05c29e455864408f8f6d1d275
SHA512

4bd5f694bd180fb243ca985c9dd470095dd0bec004e6eb43ca9780600eebeab42736e03fe46e6f4029f09e985e5e04d35bec0c5d62b333ccfb7821e392c3b561
SSDEEP

12288:oSnRKqnAok2N2THEWkbIyYvJ3F7Kwm5BVqy1V:rnPnhWHyYvJ3F7Kwi6o

Score

10^/10

snakekeylogger stormkitty collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.thanhphuong.com.vn
Port:
587
Username:
[email protected]
Password:
87IRKR4d

Signatures

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

Snake Keylogger payload 7 IoCs

resource	yara_rule
behavioral1/memory/524-68-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/524-67-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/524-70-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/524-72-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/524-74-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/524-75-0x0000000004AA0000-0x0000000004AE0000-memory.dmp	family_snakekeylogger
behavioral1/memory/524-76-0x0000000004AA0000-0x0000000004AE0000-memory.dmp	family_snakekeylogger

StormKitty
StormKitty is an open source info stealer written in C#.
stealer stormkitty

StormKitty payload 6 IoCs

resource	yara_rule
behavioral1/memory/524-68-0x0000000000400000-0x0000000000426000-memory.dmp	family_stormkitty
behavioral1/memory/524-67-0x0000000000400000-0x0000000000426000-memory.dmp	family_stormkitty
behavioral1/memory/524-70-0x0000000000400000-0x0000000000426000-memory.dmp	family_stormkitty
behavioral1/memory/524-72-0x0000000000400000-0x0000000000426000-memory.dmp	family_stormkitty
behavioral1/memory/524-74-0x0000000000400000-0x0000000000426000-memory.dmp	family_stormkitty
behavioral1/memory/524-76-0x0000000004AA0000-0x0000000004AE0000-memory.dmp	family_stormkitty

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-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Inquiry65621.exe
Key opened	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Inquiry65621.exe
Key opened	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Inquiry65621.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
4	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1724 set thread context of 524	1724	Inquiry65621.exe	30

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

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
1036	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
524	Inquiry65621.exe
524	Inquiry65621.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1724	Inquiry65621.exe
Token: SeDebugPrivilege	524	Inquiry65621.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1724 wrote to memory of 1036	1724	Inquiry65621.exe	28
PID 1724 wrote to memory of 1036	1724	Inquiry65621.exe	28
PID 1724 wrote to memory of 1036	1724	Inquiry65621.exe	28
PID 1724 wrote to memory of 1036	1724	Inquiry65621.exe	28
PID 1724 wrote to memory of 524	1724	Inquiry65621.exe	30
PID 1724 wrote to memory of 524	1724	Inquiry65621.exe	30
PID 1724 wrote to memory of 524	1724	Inquiry65621.exe	30
PID 1724 wrote to memory of 524	1724	Inquiry65621.exe	30
PID 1724 wrote to memory of 524	1724	Inquiry65621.exe	30
PID 1724 wrote to memory of 524	1724	Inquiry65621.exe	30
PID 1724 wrote to memory of 524	1724	Inquiry65621.exe	30
PID 1724 wrote to memory of 524	1724	Inquiry65621.exe	30
PID 1724 wrote to memory of 524	1724	Inquiry65621.exe	30

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Inquiry65621.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Inquiry65621.exe

C:\Users\Admin\AppData\Local\Temp\Inquiry65621.exe
"C:\Users\Admin\AppData\Local\Temp\Inquiry65621.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1724
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\BRwSVjIH" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDC0E.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:1036
- C:\Users\Admin\AppData\Local\Temp\Inquiry65621.exe
  "{path}"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:524

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

1

T1081

Discovery

System Information Discovery

1

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\Temp\tmpDC0E.tmp

Filesize
1KB

MD5
d51dbe3177bc12c81bc8eb311f285506

SHA1
936f91710ad21b6bfc8f9c265330205d748f1bba

SHA256
d1474e64f439d2d9eec35d965fbc1bce610d3ab6dac1d319020985a378b4cfd1

SHA512
9c784acf7111dd8cd48c52ab5cd4762f49c86d521e30194779cdb56436ad7568887032c3dfda401396c10edfecf95e1ebeed9d07d81e7fdfcc5e52aeb591edf9

Download Submit
memory/524-67-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/524-70-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/524-76-0x0000000004AA0000-0x0000000004AE0000-memory.dmp

Filesize
256KB

Download
memory/524-75-0x0000000004AA0000-0x0000000004AE0000-memory.dmp

Filesize
256KB

Download
memory/524-74-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/524-72-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/524-65-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/524-69-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/524-66-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/524-68-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1724-56-0x00000000005D0000-0x00000000005DC000-memory.dmp

Filesize
48KB

Download
memory/1724-54-0x0000000000360000-0x00000000003EC000-memory.dmp

Filesize
560KB

Download
memory/1724-55-0x0000000004EC0000-0x0000000004F00000-memory.dmp

Filesize
256KB

Download
memory/1724-61-0x0000000000A90000-0x0000000000AB6000-memory.dmp

Filesize
152KB

Download
memory/1724-60-0x0000000005CD0000-0x0000000005D46000-memory.dmp

Filesize
472KB

Download
memory/1724-59-0x000000007EF40000-0x000000007EF50000-memory.dmp

Filesize
64KB

Download
memory/1724-58-0x0000000004EC0000-0x0000000004F00000-memory.dmp

Filesize
256KB

Download
memory/1724-57-0x000000007EF40000-0x000000007EF50000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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