blackmoon | 171f86d7a6ecd09bef74f29d53d9d06a778248849c8517b370d9d42b9b9987f5

Analysis

max time kernel
87s
max time network
18s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
29-11-2024 05:23

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General

Target

171f86d7a6ecd09bef74f29d53d9d06a778248849c8517b370d9d42b9b9987f5N.exe
Size

3.8MB
MD5

d0591eb5d21b597c73da19e3894571c0
SHA1

3bd9c30e8f12cb797ca3e5246bb811f63bd8df60
SHA256

171f86d7a6ecd09bef74f29d53d9d06a778248849c8517b370d9d42b9b9987f5
SHA512

6eaf26cc213439d14450ffce46a37fee0ef0b21cdf7902bae5be8c903d10cbf685e8e3f19d992951abca90b0373efdae4967c666030b262251048fd9c81856e1
SSDEEP

49152:3sCOfN6X5tLLQTg20ITS/PPs/1kS4eKRL/SRsj0Zuur1T75YqVUrmNF98ij:Q6XLq/qPPslzKx/dJg1ErmNd

Score

10^/10

blackmoon njrat 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 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2316-0-0x0000000000400000-0x0000000000428000-memory.dmp	family_blackmoon
behavioral1/memory/2172-10-0x0000000000400000-0x0000000000428000-memory.dmp	family_blackmoon
behavioral1/files/0x000d000000012281-8.dat	family_blackmoon
behavioral1/memory/2316-9-0x0000000000400000-0x0000000000428000-memory.dmp	family_blackmoon

Njrat family
njrat
njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat

Executes dropped EXE 1 IoCs

Processes:

2266284.exe

pid	Process
2172	2266284.exe

UPX packed file 4 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2316-0-0x0000000000400000-0x0000000000428000-memory.dmp	upx
behavioral1/memory/2172-10-0x0000000000400000-0x0000000000428000-memory.dmp	upx
behavioral1/files/0x000d000000012281-8.dat	upx
behavioral1/memory/2316-9-0x0000000000400000-0x0000000000428000-memory.dmp	upx

Program crash 1 IoCs

Processes:

WerFault.exe

pid	pid_target	Process	procid_target
2788	2172	WerFault.exe	31

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:

2266284.exe171f86d7a6ecd09bef74f29d53d9d06a778248849c8517b370d9d42b9b9987f5N.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2266284.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	171f86d7a6ecd09bef74f29d53d9d06a778248849c8517b370d9d42b9b9987f5N.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

171f86d7a6ecd09bef74f29d53d9d06a778248849c8517b370d9d42b9b9987f5N.exe2266284.exe

description	pid	Process	procid_target
PID 2316 wrote to memory of 2172	2316	171f86d7a6ecd09bef74f29d53d9d06a778248849c8517b370d9d42b9b9987f5N.exe	31
PID 2316 wrote to memory of 2172	2316	171f86d7a6ecd09bef74f29d53d9d06a778248849c8517b370d9d42b9b9987f5N.exe	31
PID 2316 wrote to memory of 2172	2316	171f86d7a6ecd09bef74f29d53d9d06a778248849c8517b370d9d42b9b9987f5N.exe	31
PID 2316 wrote to memory of 2172	2316	171f86d7a6ecd09bef74f29d53d9d06a778248849c8517b370d9d42b9b9987f5N.exe	31
PID 2172 wrote to memory of 2788	2172	2266284.exe	32
PID 2172 wrote to memory of 2788	2172	2266284.exe	32
PID 2172 wrote to memory of 2788	2172	2266284.exe	32
PID 2172 wrote to memory of 2788	2172	2266284.exe	32

C:\Users\Admin\AppData\Local\Temp\171f86d7a6ecd09bef74f29d53d9d06a778248849c8517b370d9d42b9b9987f5N.exe
"C:\Users\Admin\AppData\Local\Temp\171f86d7a6ecd09bef74f29d53d9d06a778248849c8517b370d9d42b9b9987f5N.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2316
- \??\c:\2266284.exe
  c:\2266284.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2172
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2172 -s 36
    3⤵
    - Program crash
    PID:2788

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:\2266284.exe

Filesize
3.8MB

MD5
e8822d2803aabd1dcc3cb2ba4fe0d1c4

SHA1
7267da9edf93df1fa86b7d32924c93ddd07fb1a2

SHA256
74b7c3067c740549737191944441187f985aabc90061222258248424597473f8

SHA512
686a7c5022e51f707e904c9890efd88c3df700b10e88a19cb9e4cdbfee8b193e6389aa759879416152434a85c40b736c5e38ed8086aa5229e54e58927b06f95f

Download Submit
memory/2172-10-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2316-0-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2316-6-0x00000000001B0000-0x00000000001D8000-memory.dmp

Filesize
160KB

Download
memory/2316-7-0x00000000001B0000-0x00000000001D8000-memory.dmp

Filesize
160KB

Download
memory/2316-9-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download