blackmoon | 9e1f849da1d84be352974a30390b4030bf4852ec69f650a1533a3a090aa8fcdc

General

Target

9e1f849da1d84be352974a30390b4030bf4852ec69f650a1533a3a090aa8fcdc.exe
Size

1.0MB
MD5

39f66d49e4233bf1dfef254265bb7106
SHA1

5f570e10026e6fde93bcd1e93c69796b48f7dd4c
SHA256

9e1f849da1d84be352974a30390b4030bf4852ec69f650a1533a3a090aa8fcdc
SHA512

7b52c2a52512f276aa8335f7c401ffb88fcdd74da54b798196aa1a5b84921ddaa1b44c2bf00ac05e19725bb5522a5a5a5e0bbb63b7709f89d8cde76372a7587d
SSDEEP

12288:VD0jQa1iQWYkWDMZA/95zeFSqsarFossFFy2QPkfSHwQ0EHgbholN7Mwf/J0:VDsQa1iLYpDx/Hz01sFQYmZgloQm/J0

Score

10^/10

blackmoon banker discovery evasion trojan upx

Malware Config

Signatures

Blackmoon family
blackmoon
Blackmoon, KrBanker
Blackmoon also known as KrBanker is banking trojan first discovered in early 2014.
trojan banker blackmoon

Detect Blackmoon payload 4 IoCs

Processes:

resource	yara_rule
behavioral2/memory/996-1-0x00000000025E0000-0x0000000002621000-memory.dmp	family_blackmoon
behavioral2/memory/4684-8-0x00000000068A0000-0x00000000068E1000-memory.dmp	family_blackmoon
behavioral2/memory/996-10-0x00000000025E0000-0x0000000002621000-memory.dmp	family_blackmoon
behavioral2/memory/4684-13-0x00000000068A0000-0x00000000068E1000-memory.dmp	family_blackmoon

UAC bypass 3 TTPs 1 IoCs
evasion trojan

Bypass User Account Control
T1548.002

Disable or Modify Tools
T1562.001

Modify Registry
T1112

Processes:

EICafKvGZ.exe

description ioc process

Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" EICafKvGZ.exe
Deletes itself 1 IoCs

Processes:

EICafKvGZ.exe

pid process

4684 EICafKvGZ.exe
Executes dropped EXE 1 IoCs

Processes:

EICafKvGZ.exe

pid process

4684 EICafKvGZ.exe
Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

EICafKvGZ.exe

description ioc process

Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" EICafKvGZ.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	EICafKvGZ.exe

pid	process
4684	EICafKvGZ.exe

pid	process
4684	EICafKvGZ.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	EICafKvGZ.exe

UPX packed file 5 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral2/memory/996-0-0x0000000002410000-0x000000000241B000-memory.dmp	upx
behavioral2/memory/996-2-0x0000000002410000-0x000000000241B000-memory.dmp	upx
behavioral2/memory/4684-7-0x0000000006900000-0x000000000690B000-memory.dmp	upx
behavioral2/memory/4684-9-0x0000000006900000-0x000000000690B000-memory.dmp	upx
behavioral2/memory/4684-14-0x0000000006900000-0x000000000690B000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 2 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

Processes:

9e1f849da1d84be352974a30390b4030bf4852ec69f650a1533a3a090aa8fcdc.exeEICafKvGZ.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9e1f849da1d84be352974a30390b4030bf4852ec69f650a1533a3a090aa8fcdc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	EICafKvGZ.exe

Modifies registry class 7 IoCs

Processes:

EICafKvGZ.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\RuCFXR IxkiP\Shell\Open\Command	EICafKvGZ.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\RuCFXR IxkiP	EICafKvGZ.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\RuCFXR IxkiP\Shell	EICafKvGZ.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\RuCFXR IxkiP\Shell\Open	EICafKvGZ.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\RuCFXR IxkiP\Shell\Open\Command\ = "\"C:\\Users\\Public\\Downloads\\EICafKvGZ.exe\"mQBLEDpp QbkiWcyq IQunGoWw"	EICafKvGZ.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.GTtx	EICafKvGZ.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.GTtx\ = "RuCFXR IxkiP"	EICafKvGZ.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

Processes:

9e1f849da1d84be352974a30390b4030bf4852ec69f650a1533a3a090aa8fcdc.exeEICafKvGZ.exe

pid	process
996	9e1f849da1d84be352974a30390b4030bf4852ec69f650a1533a3a090aa8fcdc.exe
996	9e1f849da1d84be352974a30390b4030bf4852ec69f650a1533a3a090aa8fcdc.exe
4684	EICafKvGZ.exe
4684	EICafKvGZ.exe
4684	EICafKvGZ.exe
4684	EICafKvGZ.exe
4684	EICafKvGZ.exe
4684	EICafKvGZ.exe
4684	EICafKvGZ.exe
4684	EICafKvGZ.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

EICafKvGZ.exe

description pid process

Token: SeDebugPrivilege 4684 EICafKvGZ.exe

description	pid	process
Token: SeDebugPrivilege	4684	EICafKvGZ.exe

Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

9e1f849da1d84be352974a30390b4030bf4852ec69f650a1533a3a090aa8fcdc.exeEICafKvGZ.exe

pid	process
996	9e1f849da1d84be352974a30390b4030bf4852ec69f650a1533a3a090aa8fcdc.exe
996	9e1f849da1d84be352974a30390b4030bf4852ec69f650a1533a3a090aa8fcdc.exe
4684	EICafKvGZ.exe
4684	EICafKvGZ.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

9e1f849da1d84be352974a30390b4030bf4852ec69f650a1533a3a090aa8fcdc.exe

description	pid	process	target process
PID 996 wrote to memory of 4684	996	9e1f849da1d84be352974a30390b4030bf4852ec69f650a1533a3a090aa8fcdc.exe	EICafKvGZ.exe
PID 996 wrote to memory of 4684	996	9e1f849da1d84be352974a30390b4030bf4852ec69f650a1533a3a090aa8fcdc.exe	EICafKvGZ.exe
PID 996 wrote to memory of 4684	996	9e1f849da1d84be352974a30390b4030bf4852ec69f650a1533a3a090aa8fcdc.exe	EICafKvGZ.exe

System policy modification 1 TTPs 1 IoCs
evasion

Modify Registry
T1112

Processes:

EICafKvGZ.exe

description ioc process

Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" EICafKvGZ.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	EICafKvGZ.exe

C:\Users\Admin\AppData\Local\Temp\9e1f849da1d84be352974a30390b4030bf4852ec69f650a1533a3a090aa8fcdc.exe
"C:\Users\Admin\AppData\Local\Temp\9e1f849da1d84be352974a30390b4030bf4852ec69f650a1533a3a090aa8fcdc.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:996
- C:\Users\Public\Downloads\EICafKvGZ.exe
  wcgVRnykGoDKGRZH
  2⤵
  - UAC bypass
  - Deletes itself
  - Executes dropped EXE
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - System policy modification
  PID:4684

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Abuse Elevation Control Mechanism

1

T1548

Bypass User Account Control

1

T1548.002

Defense Evasion

Abuse Elevation Control Mechanism

1

T1548

Bypass User Account Control

1

T1548.002

Impair Defenses

1

T1562

Disable or Modify Tools

Modify Registry

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\Public\Downloads\EICafKvGZ.exe

Filesize
1.0MB

MD5
39f66d49e4233bf1dfef254265bb7106

SHA1
5f570e10026e6fde93bcd1e93c69796b48f7dd4c

SHA256
9e1f849da1d84be352974a30390b4030bf4852ec69f650a1533a3a090aa8fcdc

SHA512
7b52c2a52512f276aa8335f7c401ffb88fcdd74da54b798196aa1a5b84921ddaa1b44c2bf00ac05e19725bb5522a5a5a5e0bbb63b7709f89d8cde76372a7587d

Download Submit
memory/996-0-0x0000000002410000-0x000000000241B000-memory.dmp

Filesize
44KB

Download
memory/996-2-0x0000000002410000-0x000000000241B000-memory.dmp

Filesize
44KB

Download
memory/996-1-0x00000000025E0000-0x0000000002621000-memory.dmp

Filesize
260KB

Download
memory/996-10-0x00000000025E0000-0x0000000002621000-memory.dmp

Filesize
260KB

Download
memory/4684-7-0x0000000006900000-0x000000000690B000-memory.dmp

Filesize
44KB

Download
memory/4684-9-0x0000000006900000-0x000000000690B000-memory.dmp

Filesize
44KB

Download
memory/4684-8-0x00000000068A0000-0x00000000068E1000-memory.dmp

Filesize
260KB

Download
memory/4684-13-0x00000000068A0000-0x00000000068E1000-memory.dmp

Filesize
260KB

Download
memory/4684-14-0x0000000006900000-0x000000000690B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads