blustealer | 2a8dad48d4a81e1752e71f2f37a53a0ba4625f42bcea193b1783ac2c8f8e308c

Analysis

max time kernel
31s
max time network
33s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
05-06-2023 11:29

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General

Target

Refrence Order.exe
Size

22KB
MD5

bb639f8c81d9cf4a49e72015d7c75735
SHA1

91d717df3b5a1b833a60b5e2eb4d8f1c10555c62
SHA256

24c162c82ab104894354b4869e0f44ca289ae06b535827a7aefc08982effd2c9
SHA512

59b7137c0ef51746057b5dfd8ff09168a63e120898711914e7acb67393c109808ec73b77a56265de74b48e11ddc8ab4a81115e9c9435ebe019ec2a48eedad7f1
SSDEEP

384:TPHG946aVb9BezNZUG9bxcJ4SKKpK+dwQQC9EOAtFgyl8j3Bl//9NKa2HovbzOvp:jvV5vfDJHjRj3BxVTWJ1w3tXqSK

Score

10^/10

blustealer stealer

Malware Config

Extracted

Family

blustealer

Credentials

Protocol: smtp
Host:
mail.dphe.gov.bd
Port:
587
Username:
[email protected]
Password:
@DphE20#

Signatures

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1108 set thread context of 1224	1108	Refrence Order.exe	34

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1672	1224	WerFault.exe	34

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
1108	Refrence Order.exe
1108	Refrence Order.exe
1108	Refrence Order.exe
1108	Refrence Order.exe
1108	Refrence Order.exe
1108	Refrence Order.exe
1108	Refrence Order.exe
1108	Refrence Order.exe
1108	Refrence Order.exe
1108	Refrence Order.exe
1108	Refrence Order.exe
1108	Refrence Order.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1108	Refrence Order.exe

Suspicious use of WriteProcessMemory 34 IoCs

description	pid	Process	procid_target
PID 1108 wrote to memory of 1516	1108	Refrence Order.exe	28
PID 1108 wrote to memory of 1516	1108	Refrence Order.exe	28
PID 1108 wrote to memory of 1516	1108	Refrence Order.exe	28
PID 1108 wrote to memory of 784	1108	Refrence Order.exe	29
PID 1108 wrote to memory of 784	1108	Refrence Order.exe	29
PID 1108 wrote to memory of 784	1108	Refrence Order.exe	29
PID 1108 wrote to memory of 1168	1108	Refrence Order.exe	30
PID 1108 wrote to memory of 1168	1108	Refrence Order.exe	30
PID 1108 wrote to memory of 1168	1108	Refrence Order.exe	30
PID 1108 wrote to memory of 564	1108	Refrence Order.exe	31
PID 1108 wrote to memory of 564	1108	Refrence Order.exe	31
PID 1108 wrote to memory of 564	1108	Refrence Order.exe	31
PID 1108 wrote to memory of 996	1108	Refrence Order.exe	32
PID 1108 wrote to memory of 996	1108	Refrence Order.exe	32
PID 1108 wrote to memory of 996	1108	Refrence Order.exe	32
PID 1108 wrote to memory of 580	1108	Refrence Order.exe	33
PID 1108 wrote to memory of 580	1108	Refrence Order.exe	33
PID 1108 wrote to memory of 580	1108	Refrence Order.exe	33
PID 1108 wrote to memory of 1224	1108	Refrence Order.exe	34
PID 1108 wrote to memory of 1224	1108	Refrence Order.exe	34
PID 1108 wrote to memory of 1224	1108	Refrence Order.exe	34
PID 1108 wrote to memory of 1224	1108	Refrence Order.exe	34
PID 1108 wrote to memory of 1224	1108	Refrence Order.exe	34
PID 1108 wrote to memory of 1224	1108	Refrence Order.exe	34
PID 1108 wrote to memory of 1224	1108	Refrence Order.exe	34
PID 1108 wrote to memory of 1224	1108	Refrence Order.exe	34
PID 1108 wrote to memory of 1224	1108	Refrence Order.exe	34
PID 1108 wrote to memory of 1224	1108	Refrence Order.exe	34
PID 1108 wrote to memory of 1224	1108	Refrence Order.exe	34
PID 1108 wrote to memory of 1224	1108	Refrence Order.exe	34
PID 1224 wrote to memory of 1672	1224	SetupUtility.exe	35
PID 1224 wrote to memory of 1672	1224	SetupUtility.exe	35
PID 1224 wrote to memory of 1672	1224	SetupUtility.exe	35
PID 1224 wrote to memory of 1672	1224	SetupUtility.exe	35

C:\Users\Admin\AppData\Local\Temp\Refrence Order.exe
"C:\Users\Admin\AppData\Local\Temp\Refrence Order.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1108
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\EdmGen.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\EdmGen.exe"
  2⤵
  PID:1516
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe"
  2⤵
  PID:784
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AppLaunch.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AppLaunch.exe"
  2⤵
  PID:1168
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ComSvcConfig.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ComSvcConfig.exe"
  2⤵
  PID:564
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\Microsoft.Workflow.Compiler.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\Microsoft.Workflow.Compiler.exe"
  2⤵
  PID:996
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\WsatConfig.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\WsatConfig.exe"
  2⤵
  PID:580
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\SetupCache\v4.7.03062\SetupUtility.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\SetupCache\v4.7.03062\SetupUtility.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1224
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1224 -s 168
    3⤵
    - Program crash
    PID:1672

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1108-54-0x0000000001070000-0x000000000107A000-memory.dmp

Filesize
40KB

Download
memory/1108-55-0x0000000000FA0000-0x0000000001020000-memory.dmp

Filesize
512KB

Download
memory/1108-56-0x000000001B710000-0x000000001B7C2000-memory.dmp

Filesize
712KB

Download
memory/1224-57-0x0000000000400000-0x000000000046D000-memory.dmp

Filesize
436KB

Download