8afd97ec2b6815e45a6016caf6b63456c5f9c18288a146d01d3829f40fa57e44

General

Target

jBLDo.txt.exe
Size

452KB
MD5

7e00a1a895ef9cc2f36a125fe65d06fc
SHA1

83b6e97d378c41cc3b0024d613c61ffbe76f6343
SHA256

8afd97ec2b6815e45a6016caf6b63456c5f9c18288a146d01d3829f40fa57e44
SHA512

fe353c4f9406de60328af75836a6d32212b6d6a417f7db803d7dbe7d3de0c52dda2829a979c4f086b8ada952ac3acfee1595a40bf7c332853d580b6b34c247ab

Score

7^/10

Malware Config

Signatures

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 1492 wrote to memory of 556	1492	jBLDo.txt.exe	24
PID 1492 wrote to memory of 556	1492	jBLDo.txt.exe	24
PID 1492 wrote to memory of 556	1492	jBLDo.txt.exe	24
PID 1492 wrote to memory of 556	1492	jBLDo.txt.exe	24
PID 1492 wrote to memory of 556	1492	jBLDo.txt.exe	24
PID 1492 wrote to memory of 556	1492	jBLDo.txt.exe	24
PID 1492 wrote to memory of 556	1492	jBLDo.txt.exe	24
PID 556 wrote to memory of 1880	556	jBLDo.txt.exe	27
PID 556 wrote to memory of 1880	556	jBLDo.txt.exe	27
PID 556 wrote to memory of 1880	556	jBLDo.txt.exe	27
PID 556 wrote to memory of 1880	556	jBLDo.txt.exe	27
PID 1880 wrote to memory of 1860	1880	wlanext.exe	28
PID 1880 wrote to memory of 1860	1880	wlanext.exe	28
PID 1880 wrote to memory of 1860	1880	wlanext.exe	28
PID 1880 wrote to memory of 1860	1880	wlanext.exe	28

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	556	jBLDo.txt.exe
Token: SeDebugPrivilege	1880	wlanext.exe
Token: SeShutdownPrivilege	1228	Explorer.EXE

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
556	jBLDo.txt.exe
556	jBLDo.txt.exe
556	jBLDo.txt.exe
556	jBLDo.txt.exe
1880	wlanext.exe
1880	wlanext.exe

Suspicious use of FindShellTrayWindow 5 IoCs

pid	Process
1228	Explorer.EXE
1228	Explorer.EXE
1228	Explorer.EXE
1228	Explorer.EXE
1228	Explorer.EXE

Suspicious use of SendNotifyMessage 4 IoCs

pid	Process
1228	Explorer.EXE
1228	Explorer.EXE
1228	Explorer.EXE
1228	Explorer.EXE

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 1492 set thread context of 556	1492	jBLDo.txt.exe	24
PID 556 set thread context of 1228	556	jBLDo.txt.exe	20
PID 556 set thread context of 1228	556	jBLDo.txt.exe	20
PID 1880 set thread context of 1228	1880	wlanext.exe	20

Suspicious behavior: EnumeratesProcesses 21 IoCs

pid	Process
556	jBLDo.txt.exe
556	jBLDo.txt.exe
556	jBLDo.txt.exe
1880	wlanext.exe
1880	wlanext.exe
1880	wlanext.exe
1880	wlanext.exe
1880	wlanext.exe
1880	wlanext.exe
1880	wlanext.exe
1880	wlanext.exe
1880	wlanext.exe
1880	wlanext.exe
1880	wlanext.exe
1880	wlanext.exe
1880	wlanext.exe
1880	wlanext.exe
1880	wlanext.exe
1880	wlanext.exe
1880	wlanext.exe
1880	wlanext.exe

Deletes itself 1 IoCs

pid	Process
1860	cmd.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	Explorer.EXE

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Checks whether UAC is enabled
PID:1228
- C:\Users\Admin\AppData\Local\Temp\jBLDo.txt.exe
  "C:\Users\Admin\AppData\Local\Temp\jBLDo.txt.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  - Suspicious use of SetThreadContext
  PID:1492
- - C:\Users\Admin\AppData\Local\Temp\jBLDo.txt.exe
    "{path}"
    3⤵
    - Suspicious use of WriteProcessMemory
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    PID:556
  - - C:\Windows\SysWOW64\wlanext.exe
      "C:\Windows\SysWOW64\wlanext.exe"
      4⤵
      Suspicious use of WriteProcessMemory
      Suspicious use of AdjustPrivilegeToken
      Suspicious behavior: MapViewOfSection
      Suspicious use of SetThreadContext
      Suspicious behavior: EnumeratesProcesses
      PID:1880
    - - C:\Windows\SysWOW64\cmd.exe
        
        /c del "C:\Users\Admin\AppData\Local\Temp\jBLDo.txt.exe"
        5⤵
        Deletes itself
        
        PID:1860

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/556-2-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/1880-5-0x0000000000070000-0x0000000000086000-memory.dmp

Filesize
88KB

Download
memory/1880-7-0x0000000002EB0000-0x0000000002FCA000-memory.dmp

Filesize
1.1MB

Download

Analysis

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