8afd97ec2b6815e45a6016caf6b63456c5f9c18288a146d01d3829f40fa57e44

General

Target

jBLDo.exe
Size

452KB
MD5

7e00a1a895ef9cc2f36a125fe65d06fc
SHA1

83b6e97d378c41cc3b0024d613c61ffbe76f6343
SHA256

8afd97ec2b6815e45a6016caf6b63456c5f9c18288a146d01d3829f40fa57e44
SHA512

fe353c4f9406de60328af75836a6d32212b6d6a417f7db803d7dbe7d3de0c52dda2829a979c4f086b8ada952ac3acfee1595a40bf7c332853d580b6b34c247ab

Score

7^/10

Malware Config

Signatures

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 608 set thread context of 1000	608	jBLDo.exe	24
PID 1000 set thread context of 1208	1000	jBLDo.exe	20
PID 296 set thread context of 1208	296	wininit.exe	20

Suspicious behavior: EnumeratesProcesses 22 IoCs

pid	Process
1000	jBLDo.exe
1000	jBLDo.exe
296	wininit.exe
296	wininit.exe
296	wininit.exe
296	wininit.exe
296	wininit.exe
296	wininit.exe
296	wininit.exe
296	wininit.exe
296	wininit.exe
296	wininit.exe
296	wininit.exe
296	wininit.exe
296	wininit.exe
296	wininit.exe
296	wininit.exe
296	wininit.exe
296	wininit.exe
296	wininit.exe
296	wininit.exe
296	wininit.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1000	jBLDo.exe
Token: SeDebugPrivilege	296	wininit.exe
Token: SeShutdownPrivilege	1208	Explorer.EXE

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
1000	jBLDo.exe
1000	jBLDo.exe
1000	jBLDo.exe
296	wininit.exe
296	wininit.exe

Suspicious use of SendNotifyMessage 4 IoCs

pid	Process
1208	Explorer.EXE
1208	Explorer.EXE
1208	Explorer.EXE
1208	Explorer.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

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 608 wrote to memory of 1000	608	jBLDo.exe	24
PID 608 wrote to memory of 1000	608	jBLDo.exe	24
PID 608 wrote to memory of 1000	608	jBLDo.exe	24
PID 608 wrote to memory of 1000	608	jBLDo.exe	24
PID 608 wrote to memory of 1000	608	jBLDo.exe	24
PID 608 wrote to memory of 1000	608	jBLDo.exe	24
PID 608 wrote to memory of 1000	608	jBLDo.exe	24
PID 1208 wrote to memory of 296	1208	Explorer.EXE	25
PID 1208 wrote to memory of 296	1208	Explorer.EXE	25
PID 1208 wrote to memory of 296	1208	Explorer.EXE	25
PID 1208 wrote to memory of 296	1208	Explorer.EXE	25
PID 296 wrote to memory of 1160	296	wininit.exe	26
PID 296 wrote to memory of 1160	296	wininit.exe	26
PID 296 wrote to memory of 1160	296	wininit.exe	26
PID 296 wrote to memory of 1160	296	wininit.exe	26

Deletes itself 1 IoCs

pid	Process
1160	cmd.exe

Suspicious use of FindShellTrayWindow 5 IoCs

pid	Process
1208	Explorer.EXE
1208	Explorer.EXE
1208	Explorer.EXE
1208	Explorer.EXE
1208	Explorer.EXE

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SendNotifyMessage
- Checks whether UAC is enabled
- Suspicious use of WriteProcessMemory
- Suspicious use of FindShellTrayWindow
PID:1208
- C:\Users\Admin\AppData\Local\Temp\jBLDo.exe
  "C:\Users\Admin\AppData\Local\Temp\jBLDo.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:608
- - C:\Users\Admin\AppData\Local\Temp\jBLDo.exe
    "{path}"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious behavior: MapViewOfSection
    PID:1000
- C:\Windows\SysWOW64\wininit.exe
  "C:\Windows\SysWOW64\wininit.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:296
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\jBLDo.exe"
    3⤵
    - Deletes itself
    PID:1160

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/296-5-0x0000000000440000-0x000000000045A000-memory.dmp

Filesize
104KB

Download
memory/296-7-0x0000000002F30000-0x0000000002FFC000-memory.dmp

Filesize
816KB

Download
memory/1000-2-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download

Analysis

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