blackmoon | 3d36a42d6b55ca23c32c8d2afb37bda0951d78896d49bb06e379c1a8b0e45a14

Analysis

max time kernel
93s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
15-09-2024 03:31

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General

Target

3d36a42d6b55ca23c32c8d2afb37bda0951d78896d49bb06e379c1a8b0e45a14.exe
Size

145KB
MD5

c6817ccf7b244af805baf639ffd761ea
SHA1

663aa66cc934da02d753011a00ad7d9efe36ce31
SHA256

3d36a42d6b55ca23c32c8d2afb37bda0951d78896d49bb06e379c1a8b0e45a14
SHA512

6c2957b93b1e23daa8fb8fb9628977bee63828cd9eccac6f54f95120515e1b9dda5e0d531af61db9580ecbcf515ae722c60e1af125baf5cdbfb0e594a6034baf
SSDEEP

3072:P33q938UFzUzlArNOBU9CSeToGichbLZVRwTooutq:fiXzUzm9CxTTbLZfwTooSq

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
behavioral2/files/0x0009000000023444-4.dat	family_blackmoon
behavioral2/files/0x00090000000233e4-6.dat	family_blackmoon
behavioral2/memory/3336-10-0x0000000000400000-0x000000000048A000-memory.dmp	family_blackmoon

Executes dropped EXE 1 IoCs

pid	Process
4236	¸´ÖÆ¹¤¾ß.exe

Loads dropped DLL 1 IoCs

pid	Process
4236	¸´ÖÆ¹¤¾ß.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3336-0-0x0000000000400000-0x000000000048A000-memory.dmp	upx
behavioral2/memory/3336-10-0x0000000000400000-0x000000000048A000-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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3d36a42d6b55ca23c32c8d2afb37bda0951d78896d49bb06e379c1a8b0e45a14.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	¸´ÖÆ¹¤¾ß.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4236	¸´ÖÆ¹¤¾ß.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
4236	¸´ÖÆ¹¤¾ß.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3336	3d36a42d6b55ca23c32c8d2afb37bda0951d78896d49bb06e379c1a8b0e45a14.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3336 wrote to memory of 4236	3336	3d36a42d6b55ca23c32c8d2afb37bda0951d78896d49bb06e379c1a8b0e45a14.exe	85
PID 3336 wrote to memory of 4236	3336	3d36a42d6b55ca23c32c8d2afb37bda0951d78896d49bb06e379c1a8b0e45a14.exe	85
PID 3336 wrote to memory of 4236	3336	3d36a42d6b55ca23c32c8d2afb37bda0951d78896d49bb06e379c1a8b0e45a14.exe	85

C:\Users\Admin\AppData\Local\Temp\3d36a42d6b55ca23c32c8d2afb37bda0951d78896d49bb06e379c1a8b0e45a14.exe
"C:\Users\Admin\AppData\Local\Temp\3d36a42d6b55ca23c32c8d2afb37bda0951d78896d49bb06e379c1a8b0e45a14.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3336
- C:\Users\Admin\AppData\Local\Temp\¸´ÖÆ¹¤¾ß.exe
  C:\Users\Admin\AppData\Local\Temp\\¸´ÖÆ¹¤¾ß.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  PID:4236

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

C:\Users\Admin\AppData\Local\Temp\IC.dll

Filesize
128KB

MD5
d2b1bd41ca66d66b71b026fdfff3c8c4

SHA1
6c0cd93d1644caeea1050d566ade210817ba0f1a

SHA256
f568fb6afe3b220bace98c8a07c2c01eb2ed32980ffc356e855c7b305fe813ed

SHA512
2a54c20850bd976fb40e614cc4621b28d3bc73a41297505c440bcdaf80d81eab598f1242dcb133ce83779ff2dec379ebeddcc662d142c44014dad7068d4acf1d

Download Submit
C:\Users\Admin\AppData\Local\Temp\¸´ÖÆ¹¤¾ß.exe

Filesize
244KB

MD5
7a42b67d994485420217e5986ea11a92

SHA1
c3bb1fb71312a54457e75b5bd6a94dc501f381d9

SHA256
cc1cd7a803385e3f89772e6c988bc72326eed35fd00a02cf95fb5f3365366324

SHA512
a1ad5e8ece4ee18fcdda94e498d19a67342dbe71b52a2cb60606239530570e13fee8493bf3e4126075cc485a0179ad050241315244a512925848fc8eef35b9c4

Download Submit
memory/3336-0-0x0000000000400000-0x000000000048A000-memory.dmp

Filesize
552KB

Download
memory/3336-10-0x0000000000400000-0x000000000048A000-memory.dmp

Filesize
552KB

Download
memory/4236-8-0x00000000005F0000-0x00000000005F8000-memory.dmp

Filesize
32KB

Download
memory/4236-11-0x00000000005F0000-0x00000000005F8000-memory.dmp

Filesize
32KB

Download