blustealer | 960c5e14181f4b5bac1b82c9367860d6f30fa0a4e7cf848cd523b3a3b7268ece

General

Target

960c5e14181f4b5bac1b82c9367860d6f30fa0a4e7cf848cd523b3a3b7268ece.exe
Size

994KB
MD5

38b37b2b72f6071cf8345c05af05fcee
SHA1

2f42183fa45551194a1d1d0b5a10f0a91116212f
SHA256

960c5e14181f4b5bac1b82c9367860d6f30fa0a4e7cf848cd523b3a3b7268ece
SHA512

b56315744d10d81d2a393373dc65da93f0f4b2ba48253833d3faecd0ec7a550df3d80ab45d242dfa3e42c1728447b74492dc26b9c9a4ca66e3544cb1aae8d24b
SSDEEP

24576:Qdla9gYmncCehCF2BEwT/5PrQLeOjQ8WEA48VEfxnvt:yQ9R6ehTUPjjrSVEfxnl

Score

10^/10

blustealer stealer

Malware Config

Signatures

BluStealer
A Modular information stealer written in Visual Basic.
stealer blustealer

Executes dropped EXE 1 IoCs

pid	Process
4440	snto.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4328 set thread context of 5112	4328	960c5e14181f4b5bac1b82c9367860d6f30fa0a4e7cf848cd523b3a3b7268ece.exe	91

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/Job

T1053

pid	Process
4412	schtasks.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4328	960c5e14181f4b5bac1b82c9367860d6f30fa0a4e7cf848cd523b3a3b7268ece.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 4328 wrote to memory of 5112	4328	960c5e14181f4b5bac1b82c9367860d6f30fa0a4e7cf848cd523b3a3b7268ece.exe	91
PID 4328 wrote to memory of 5112	4328	960c5e14181f4b5bac1b82c9367860d6f30fa0a4e7cf848cd523b3a3b7268ece.exe	91
PID 4328 wrote to memory of 5112	4328	960c5e14181f4b5bac1b82c9367860d6f30fa0a4e7cf848cd523b3a3b7268ece.exe	91
PID 4328 wrote to memory of 5112	4328	960c5e14181f4b5bac1b82c9367860d6f30fa0a4e7cf848cd523b3a3b7268ece.exe	91
PID 4328 wrote to memory of 5112	4328	960c5e14181f4b5bac1b82c9367860d6f30fa0a4e7cf848cd523b3a3b7268ece.exe	91
PID 4328 wrote to memory of 5112	4328	960c5e14181f4b5bac1b82c9367860d6f30fa0a4e7cf848cd523b3a3b7268ece.exe	91
PID 4328 wrote to memory of 5112	4328	960c5e14181f4b5bac1b82c9367860d6f30fa0a4e7cf848cd523b3a3b7268ece.exe	91
PID 4328 wrote to memory of 5112	4328	960c5e14181f4b5bac1b82c9367860d6f30fa0a4e7cf848cd523b3a3b7268ece.exe	91
PID 4328 wrote to memory of 2184	4328	960c5e14181f4b5bac1b82c9367860d6f30fa0a4e7cf848cd523b3a3b7268ece.exe	92
PID 4328 wrote to memory of 2184	4328	960c5e14181f4b5bac1b82c9367860d6f30fa0a4e7cf848cd523b3a3b7268ece.exe	92
PID 4328 wrote to memory of 2184	4328	960c5e14181f4b5bac1b82c9367860d6f30fa0a4e7cf848cd523b3a3b7268ece.exe	92
PID 4328 wrote to memory of 3920	4328	960c5e14181f4b5bac1b82c9367860d6f30fa0a4e7cf848cd523b3a3b7268ece.exe	94
PID 4328 wrote to memory of 3920	4328	960c5e14181f4b5bac1b82c9367860d6f30fa0a4e7cf848cd523b3a3b7268ece.exe	94
PID 4328 wrote to memory of 3920	4328	960c5e14181f4b5bac1b82c9367860d6f30fa0a4e7cf848cd523b3a3b7268ece.exe	94
PID 2184 wrote to memory of 4412	2184	cmd.exe	96
PID 2184 wrote to memory of 4412	2184	cmd.exe	96
PID 2184 wrote to memory of 4412	2184	cmd.exe	96

C:\Users\Admin\AppData\Local\Temp\960c5e14181f4b5bac1b82c9367860d6f30fa0a4e7cf848cd523b3a3b7268ece.exe
"C:\Users\Admin\AppData\Local\Temp\960c5e14181f4b5bac1b82c9367860d6f30fa0a4e7cf848cd523b3a3b7268ece.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4328
- C:\Users\Admin\AppData\Local\Temp\960c5e14181f4b5bac1b82c9367860d6f30fa0a4e7cf848cd523b3a3b7268ece.exe
  "C:\Users\Admin\AppData\Local\Temp\960c5e14181f4b5bac1b82c9367860d6f30fa0a4e7cf848cd523b3a3b7268ece.exe"
  2⤵
  PID:5112
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /sc minute /mo 1 /tn "Nano" /tr "'C:\Users\Admin\AppData\Roaming\snto\snto.exe'" /f
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2184
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /sc minute /mo 1 /tn "Nano" /tr "'C:\Users\Admin\AppData\Roaming\snto\snto.exe'" /f
    3⤵
    - Creates scheduled task(s)
    PID:4412
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c copy "C:\Users\Admin\AppData\Local\Temp\960c5e14181f4b5bac1b82c9367860d6f30fa0a4e7cf848cd523b3a3b7268ece.exe" "C:\Users\Admin\AppData\Roaming\snto\snto.exe"
  2⤵
  PID:3920

C:\Users\Admin\AppData\Roaming\snto\snto.exe
C:\Users\Admin\AppData\Roaming\snto\snto.exe
1⤵
- Executes dropped EXE
PID:4440

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\snto\snto.exe

Filesize
994KB

MD5
38b37b2b72f6071cf8345c05af05fcee

SHA1
2f42183fa45551194a1d1d0b5a10f0a91116212f

SHA256
960c5e14181f4b5bac1b82c9367860d6f30fa0a4e7cf848cd523b3a3b7268ece

SHA512
b56315744d10d81d2a393373dc65da93f0f4b2ba48253833d3faecd0ec7a550df3d80ab45d242dfa3e42c1728447b74492dc26b9c9a4ca66e3544cb1aae8d24b

Download Submit
C:\Users\Admin\AppData\Roaming\snto\snto.exe

Filesize
994KB

MD5
38b37b2b72f6071cf8345c05af05fcee

SHA1
2f42183fa45551194a1d1d0b5a10f0a91116212f

SHA256
960c5e14181f4b5bac1b82c9367860d6f30fa0a4e7cf848cd523b3a3b7268ece

SHA512
b56315744d10d81d2a393373dc65da93f0f4b2ba48253833d3faecd0ec7a550df3d80ab45d242dfa3e42c1728447b74492dc26b9c9a4ca66e3544cb1aae8d24b

Download Submit
memory/4328-3-0x0000000005290000-0x0000000005322000-memory.dmp

Filesize
584KB

Download
memory/4328-0-0x0000000074BA0000-0x0000000075350000-memory.dmp

Filesize
7.7MB

Download
memory/4328-4-0x0000000005280000-0x0000000005290000-memory.dmp

Filesize
64KB

Download
memory/4328-5-0x0000000005250000-0x000000000525A000-memory.dmp

Filesize
40KB

Download
memory/4328-6-0x0000000074BA0000-0x0000000075350000-memory.dmp

Filesize
7.7MB

Download
memory/4328-7-0x0000000005280000-0x0000000005290000-memory.dmp

Filesize
64KB

Download
memory/4328-2-0x0000000005840000-0x0000000005DE4000-memory.dmp

Filesize
5.6MB

Download
memory/4328-1-0x0000000000B80000-0x0000000000C7E000-memory.dmp

Filesize
1016KB

Download
memory/4440-15-0x0000000074BA0000-0x0000000075350000-memory.dmp

Filesize
7.7MB

Download
memory/4440-16-0x0000000000360000-0x000000000045E000-memory.dmp

Filesize
1016KB

Download
memory/5112-9-0x0000000000700000-0x00000000007A8000-memory.dmp

Filesize
672KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads