blackmoon | 23efef17188629ab53ccde2dd48dc3502dc37e0abfeb4ecc79ca689e3ddb921b

Analysis

max time kernel
122s
max time network
125s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
12/09/2024, 07:14

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General

Target

23efef17188629ab53ccde2dd48dc3502dc37e0abfeb4ecc79ca689e3ddb921b.exe
Size

8.9MB
MD5

ce41662a034db43406a491e9d64676bf
SHA1

d65b89fb8c9c0d70dbe2382e6ea1a66979ecbbd6
SHA256

23efef17188629ab53ccde2dd48dc3502dc37e0abfeb4ecc79ca689e3ddb921b
SHA512

7e6b26debdd58fedf42d25cbd57aa5c48a4bf0354f8a8178933bdac7c8b65205a1bfeecb1de0aae031258d783acc58f4221207632cb51485ec7de46dbb3a2f53
SSDEEP

98304:4IVdETvxF3EY1R1sAyZflLRWPnq1adkZYZfc4vJB1dVzArOSqeDalc6df:gFX1R1afVRH1fYZfc4RB1jc9BDalX

Score

10^/10

blackmoon banker discovery trojan upx

Malware Config

Signatures

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

Detect Blackmoon payload 3 IoCs

resource	yara_rule
behavioral1/memory/2196-7-0x0000000000DB0000-0x0000000000DD3000-memory.dmp	family_blackmoon
behavioral1/memory/2196-5-0x0000000000DB0000-0x0000000000DD3000-memory.dmp	family_blackmoon
behavioral1/memory/2196-12-0x0000000000DB0000-0x0000000000DD3000-memory.dmp	family_blackmoon

Loads dropped DLL 1 IoCs

pid	Process
2196	23efef17188629ab53ccde2dd48dc3502dc37e0abfeb4ecc79ca689e3ddb921b.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2196-7-0x0000000000DB0000-0x0000000000DD3000-memory.dmp	upx
behavioral1/memory/2196-5-0x0000000000DB0000-0x0000000000DD3000-memory.dmp	upx
behavioral1/memory/2196-12-0x0000000000DB0000-0x0000000000DD3000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2620	2196	WerFault.exe	29

System Location Discovery: System Language Discovery 1 TTPs 1 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	23efef17188629ab53ccde2dd48dc3502dc37e0abfeb4ecc79ca689e3ddb921b.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2196	23efef17188629ab53ccde2dd48dc3502dc37e0abfeb4ecc79ca689e3ddb921b.exe
2196	23efef17188629ab53ccde2dd48dc3502dc37e0abfeb4ecc79ca689e3ddb921b.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2196 wrote to memory of 2620	2196	23efef17188629ab53ccde2dd48dc3502dc37e0abfeb4ecc79ca689e3ddb921b.exe	32
PID 2196 wrote to memory of 2620	2196	23efef17188629ab53ccde2dd48dc3502dc37e0abfeb4ecc79ca689e3ddb921b.exe	32
PID 2196 wrote to memory of 2620	2196	23efef17188629ab53ccde2dd48dc3502dc37e0abfeb4ecc79ca689e3ddb921b.exe	32
PID 2196 wrote to memory of 2620	2196	23efef17188629ab53ccde2dd48dc3502dc37e0abfeb4ecc79ca689e3ddb921b.exe	32

C:\Users\Admin\AppData\Local\Temp\23efef17188629ab53ccde2dd48dc3502dc37e0abfeb4ecc79ca689e3ddb921b.exe
"C:\Users\Admin\AppData\Local\Temp\23efef17188629ab53ccde2dd48dc3502dc37e0abfeb4ecc79ca689e3ddb921b.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2196
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2196 -s 444
  2⤵
  - Program crash
  PID:2620

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\E2EECore.2.7.2.dll

Filesize
8.4MB

MD5
8b6c94bbdbfb213e94a5dcb4fac28ce3

SHA1
b56102ca4f03556f387f8b30e2b404efabe0cb65

SHA256
982a177924762f270b36fe34c7d6847392b48ae53151dc2011078dceef487a53

SHA512
9d6d63b5d8cf7a978d7e91126d7a343c2f7acd00022da9d692f63e50835fdd84a59a93328564f10622f2b1f6adfd7febdd98b8ddb294d0754ed45cc9c165d25a

Download Submit
memory/2196-4-0x0000000010000000-0x0000000010059000-memory.dmp

Filesize
356KB

Download
memory/2196-8-0x0000000076E21000-0x0000000076E22000-memory.dmp

Filesize
4KB

Download
memory/2196-7-0x0000000000DB0000-0x0000000000DD3000-memory.dmp

Filesize
140KB

Download
memory/2196-6-0x0000000000330000-0x0000000000346000-memory.dmp

Filesize
88KB

Download
memory/2196-5-0x0000000000DB0000-0x0000000000DD3000-memory.dmp

Filesize
140KB

Download
memory/2196-9-0x0000000076E10000-0x0000000076F20000-memory.dmp

Filesize
1.1MB

Download
memory/2196-10-0x0000000010000000-0x0000000010059000-memory.dmp

Filesize
356KB

Download
memory/2196-11-0x0000000000330000-0x0000000000346000-memory.dmp

Filesize
88KB

Download
memory/2196-12-0x0000000000DB0000-0x0000000000DD3000-memory.dmp

Filesize
140KB

Download