bf3f9f7cb3638c465309ee5774d90124a95b690990326a031b27e23da5bd2197

General

Target

bf3f9f7cb3638c465309ee5774d90124a95b690990326a031b27e23da5bd2197.exe
Size

627KB
MD5

5c3f03999f591fcb1b19e3411d4d7b35
SHA1

df980b7327f6a9a6ce340b8df1877830808083e7
SHA256

bf3f9f7cb3638c465309ee5774d90124a95b690990326a031b27e23da5bd2197
SHA512

727a890db934c38cfb65dad1a5abc24f2af1d6f4a190349d17272df6d3c33b765c726a388e83881740bc14e19a3e31be4ae571ac6be4403111a3703b4a027890
SSDEEP

6144:fBDHmrz4niNy8o3Zp/TWt+g4RQTDUBO8/2vh+ziDV8m56TBac2GuO:5DHmoniNy8L8g4RgoBO8/2vhDX56TP

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2812	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2316	DBSever0.EXE

Adds Run key to start application 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\WDDBSever0.EXE = "\"C:\\Windows\\DBSever0.EXE\" /Auto"	DBSever0.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\WDDBSever0.EXE = "\"C:\\Windows\\DBSever0.EXE\" /Auto"	DBSever0.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\WDDBSever0.EXE = "\"C:\\Windows\\DBSever0.EXE\" /Auto"	bf3f9f7cb3638c465309ee5774d90124a95b690990326a031b27e23da5bd2197.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\DBSever0.KInf	DBSever0.EXE
File opened for modification	C:\Windows\DBSever0.EXE	bf3f9f7cb3638c465309ee5774d90124a95b690990326a031b27e23da5bd2197.exe
File created	C:\Windows\DBSever0.EXE	bf3f9f7cb3638c465309ee5774d90124a95b690990326a031b27e23da5bd2197.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bf3f9f7cb3638c465309ee5774d90124a95b690990326a031b27e23da5bd2197.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	DBSever0.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2316	DBSever0.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1064 wrote to memory of 2316	1064	bf3f9f7cb3638c465309ee5774d90124a95b690990326a031b27e23da5bd2197.exe	30
PID 1064 wrote to memory of 2316	1064	bf3f9f7cb3638c465309ee5774d90124a95b690990326a031b27e23da5bd2197.exe	30
PID 1064 wrote to memory of 2316	1064	bf3f9f7cb3638c465309ee5774d90124a95b690990326a031b27e23da5bd2197.exe	30
PID 1064 wrote to memory of 2316	1064	bf3f9f7cb3638c465309ee5774d90124a95b690990326a031b27e23da5bd2197.exe	30
PID 1064 wrote to memory of 2812	1064	bf3f9f7cb3638c465309ee5774d90124a95b690990326a031b27e23da5bd2197.exe	31
PID 1064 wrote to memory of 2812	1064	bf3f9f7cb3638c465309ee5774d90124a95b690990326a031b27e23da5bd2197.exe	31
PID 1064 wrote to memory of 2812	1064	bf3f9f7cb3638c465309ee5774d90124a95b690990326a031b27e23da5bd2197.exe	31
PID 1064 wrote to memory of 2812	1064	bf3f9f7cb3638c465309ee5774d90124a95b690990326a031b27e23da5bd2197.exe	31

C:\Users\Admin\AppData\Local\Temp\bf3f9f7cb3638c465309ee5774d90124a95b690990326a031b27e23da5bd2197.exe
"C:\Users\Admin\AppData\Local\Temp\bf3f9f7cb3638c465309ee5774d90124a95b690990326a031b27e23da5bd2197.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1064
- C:\Windows\DBSever0.EXE
  C:\Windows\DBSever0.EXE
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2316
- C:\Windows\SysWOW64\cmd.exe
  cmd /c ""C:\Users\Admin\AppData\Local\Temp\Temp0.bat" "
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:2812

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\Temp0.bat

Filesize
302B

MD5
3a9be52c031ef888e41e58806b2e0367

SHA1
ae9cae9138824e4157ce96dd47a3e27b4610204f

SHA256
87cb3a13a1a178c1435846891df1ebaa2f9249b498b8ae3f86fd9529eafe0b69

SHA512
b2b55088053483045209bbdb449a18b0f0b6215c19e9b2a05a303d369ad21651276c2f1b4b3921f4528e7670a76f62bb5484b39488189212286569cb7fafa9df

Download Submit
C:\Windows\DBSever0.EXE

Filesize
632KB

MD5
bf7b260d26aefeca796e2f2f60e072a1

SHA1
6426e3c21c95a005ff03de27e3d255577c81bfb1

SHA256
1a8fefb54fe1ba56f7d0ac6a7ed3c6ca61eeae17195310362f8c0df4d623f482

SHA512
f1761dbaaa59f02612ad4fc284e8aca3a3a0e307c3f04d35e6a510c723c4f8cb57ec99031d9677362c37d469bb713c60c45e1b2a367e246a025f983a918e0878

Download Submit
memory/1064-13-0x0000000010000000-0x0000000010073000-memory.dmp

Filesize
460KB

Download
memory/2316-15-0x0000000010000000-0x0000000010073000-memory.dmp

Filesize
460KB

Download
memory/2316-17-0x0000000010000000-0x0000000010073000-memory.dmp

Filesize
460KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads