blackmoon | 38aff101950bdcd57b3c6bed385ec9cfe87ce8ab5e6a2107c6f8fb7201ff0613

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
20-12-2024 20:49

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General

Target

38aff101950bdcd57b3c6bed385ec9cfe87ce8ab5e6a2107c6f8fb7201ff0613.dll
Size

4.1MB
MD5

693ea4b1b7c421ee707e2d40735aef51
SHA1

2c95c0b57eb863b1b663c6c1ad2dd3661f3929a0
SHA256

38aff101950bdcd57b3c6bed385ec9cfe87ce8ab5e6a2107c6f8fb7201ff0613
SHA512

1196adc262ca67d528dbda7ddd705479658d8d6aea62cd6025e0a7660fa1d7e4612bde2ecd6b198a84e743a54c140345723ad0b4e0ebb60c90af595802e41a85
SSDEEP

98304:CjkhoyDYt7LfE00POzxk43H5rqe0jB6S451bKNnot/W3U:MkMlfEak43HB04S45lJN

Score

10^/10

blackmoon banker discovery 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 3 IoCs

resource	yara_rule
behavioral1/memory/2348-2-0x0000000010000000-0x0000000010A12000-memory.dmp	family_blackmoon
behavioral1/memory/2348-3-0x0000000010000000-0x0000000010A12000-memory.dmp	family_blackmoon
behavioral1/memory/2348-11-0x0000000010000000-0x0000000010A12000-memory.dmp	family_blackmoon

Loads dropped DLL 1 IoCs

pid	Process
2348	rundll32.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2348-1-0x0000000010000000-0x0000000010A12000-memory.dmp	upx
behavioral1/memory/2348-2-0x0000000010000000-0x0000000010A12000-memory.dmp	upx
behavioral1/memory/2348-3-0x0000000010000000-0x0000000010A12000-memory.dmp	upx
behavioral1/memory/2348-8-0x0000000000160000-0x0000000000175000-memory.dmp	upx
behavioral1/memory/2348-11-0x0000000010000000-0x0000000010A12000-memory.dmp	upx

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	rundll32.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2348	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 784 wrote to memory of 2348	784	rundll32.exe	31
PID 784 wrote to memory of 2348	784	rundll32.exe	31
PID 784 wrote to memory of 2348	784	rundll32.exe	31
PID 784 wrote to memory of 2348	784	rundll32.exe	31
PID 784 wrote to memory of 2348	784	rundll32.exe	31
PID 784 wrote to memory of 2348	784	rundll32.exe	31
PID 784 wrote to memory of 2348	784	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\38aff101950bdcd57b3c6bed385ec9cfe87ce8ab5e6a2107c6f8fb7201ff0613.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:784
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\38aff101950bdcd57b3c6bed385ec9cfe87ce8ab5e6a2107c6f8fb7201ff0613.dll,#1
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:2348

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

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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/2348-0-0x0000000010000000-0x0000000010A12000-memory.dmp

Filesize
10.1MB

Download
memory/2348-1-0x0000000010000000-0x0000000010A12000-memory.dmp

Filesize
10.1MB

Download
memory/2348-2-0x0000000010000000-0x0000000010A12000-memory.dmp

Filesize
10.1MB

Download
memory/2348-3-0x0000000010000000-0x0000000010A12000-memory.dmp

Filesize
10.1MB

Download
memory/2348-8-0x0000000000160000-0x0000000000175000-memory.dmp

Filesize
84KB

Download
memory/2348-10-0x0000000000160000-0x0000000000175000-memory.dmp

Filesize
84KB

Download
memory/2348-11-0x0000000010000000-0x0000000010A12000-memory.dmp

Filesize
10.1MB

Download