blackmoon | 1bf39843cd7e540935076550b226541afe97d57f34cb6265e69df95dc18d32df

Analysis

max time kernel
117s
max time network
117s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 15:57

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

1bf39843cd7e540935076550b226541afe97d57f34cb6265e69df95dc18d32df.dll
Size

430KB
MD5

10031c7cdec279ac2c83ad0cffc50205
SHA1

c4d41b0dc6184ef069bb5d130b634ef542d9fe59
SHA256

1bf39843cd7e540935076550b226541afe97d57f34cb6265e69df95dc18d32df
SHA512

a80e0a28c34d582e3e38145c1efac0c138129b4609707c5285bef025f7c1053d522c4e31f5f3a7aa4293c884c75e2506428d3fed674a301a23e4cbbc08d525bd
SSDEEP

12288:q9j8pWxJdNxnSJwu416c9y0wiL7s1T37AVu68VnogfN7oSC:q9I+dGwu13UVb+n3fNM

Score

10^/10

blackmoon gh0strat purplefox banker discovery rat rootkit 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 2 IoCs

resource	yara_rule
behavioral1/memory/2600-21-0x0000000010000000-0x00000000100FE000-memory.dmp	family_blackmoon
behavioral1/memory/2648-33-0x0000000075710000-0x0000000075820000-memory.dmp	family_blackmoon

Detect PurpleFox Rootkit 4 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral1/memory/2648-23-0x0000000000400000-0x0000000000543000-memory.dmp	purplefox_rootkit
behavioral1/memory/2648-22-0x0000000010000000-0x00000000101A0000-memory.dmp	purplefox_rootkit
behavioral1/memory/2648-24-0x0000000010000000-0x00000000101A0000-memory.dmp	purplefox_rootkit
behavioral1/memory/2648-31-0x0000000000400000-0x0000000000543000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 4 IoCs

resource	yara_rule
behavioral1/memory/2648-23-0x0000000000400000-0x0000000000543000-memory.dmp	family_gh0strat
behavioral1/memory/2648-22-0x0000000010000000-0x00000000101A0000-memory.dmp	family_gh0strat
behavioral1/memory/2648-24-0x0000000010000000-0x00000000101A0000-memory.dmp	family_gh0strat
behavioral1/memory/2648-31-0x0000000000400000-0x0000000000543000-memory.dmp	family_gh0strat

Gh0strat
Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.
rat gh0strat
Gh0strat family
gh0strat
PurpleFox
PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.
rootkit trojan purplefox
Purplefox family
purplefox

Executes dropped EXE 1 IoCs

pid	Process
2556	svchost.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2600 set thread context of 2648	2600	rundll32.exe	31

UPX packed file 14 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2600-3-0x0000000010000000-0x00000000100FE000-memory.dmp	upx
behavioral1/memory/2600-2-0x0000000010000000-0x00000000100FE000-memory.dmp	upx
behavioral1/memory/2600-1-0x0000000010000000-0x00000000100FE000-memory.dmp	upx
behavioral1/memory/2600-21-0x0000000010000000-0x00000000100FE000-memory.dmp	upx
behavioral1/memory/2648-23-0x0000000000400000-0x0000000000543000-memory.dmp	upx
behavioral1/memory/2648-19-0x0000000000400000-0x0000000000543000-memory.dmp	upx
behavioral1/memory/2648-18-0x0000000000400000-0x0000000000543000-memory.dmp	upx
behavioral1/memory/2648-17-0x0000000000400000-0x0000000000543000-memory.dmp	upx
behavioral1/memory/2648-16-0x0000000000400000-0x0000000000543000-memory.dmp	upx
behavioral1/memory/2648-15-0x0000000000400000-0x0000000000543000-memory.dmp	upx
behavioral1/memory/2648-10-0x0000000000400000-0x0000000000543000-memory.dmp	upx
behavioral1/memory/2648-8-0x0000000000400000-0x0000000000543000-memory.dmp	upx
behavioral1/memory/2648-6-0x0000000000400000-0x0000000000543000-memory.dmp	upx
behavioral1/memory/2648-31-0x0000000000400000-0x0000000000543000-memory.dmp	upx

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\NetMeeting\svchost.exe	svchost.exe
File opened for modification	C:\Program Files (x86)\NetMeeting\svchost.exe	svchost.exe

System Location Discovery: System Language Discovery 1 TTPs 4 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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
2808	cmd.exe
2928	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2928	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2648	svchost.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 2416 wrote to memory of 2600	2416	rundll32.exe	30
PID 2416 wrote to memory of 2600	2416	rundll32.exe	30
PID 2416 wrote to memory of 2600	2416	rundll32.exe	30
PID 2416 wrote to memory of 2600	2416	rundll32.exe	30
PID 2416 wrote to memory of 2600	2416	rundll32.exe	30
PID 2416 wrote to memory of 2600	2416	rundll32.exe	30
PID 2416 wrote to memory of 2600	2416	rundll32.exe	30
PID 2600 wrote to memory of 2648	2600	rundll32.exe	31
PID 2600 wrote to memory of 2648	2600	rundll32.exe	31
PID 2600 wrote to memory of 2648	2600	rundll32.exe	31
PID 2600 wrote to memory of 2648	2600	rundll32.exe	31
PID 2600 wrote to memory of 2648	2600	rundll32.exe	31
PID 2600 wrote to memory of 2648	2600	rundll32.exe	31
PID 2600 wrote to memory of 2648	2600	rundll32.exe	31
PID 2600 wrote to memory of 2648	2600	rundll32.exe	31
PID 2648 wrote to memory of 2808	2648	svchost.exe	33
PID 2648 wrote to memory of 2808	2648	svchost.exe	33
PID 2648 wrote to memory of 2808	2648	svchost.exe	33
PID 2648 wrote to memory of 2808	2648	svchost.exe	33
PID 2808 wrote to memory of 2928	2808	cmd.exe	35
PID 2808 wrote to memory of 2928	2808	cmd.exe	35
PID 2808 wrote to memory of 2928	2808	cmd.exe	35
PID 2808 wrote to memory of 2928	2808	cmd.exe	35

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1bf39843cd7e540935076550b226541afe97d57f34cb6265e69df95dc18d32df.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2416
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\1bf39843cd7e540935076550b226541afe97d57f34cb6265e69df95dc18d32df.dll,#1
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2600
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe fagahawhawhgawccc
    3⤵
    - Drops file in Program Files directory
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2648
  - - C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Windows\SysWOW64\svchost.exe > nul
      4⤵
      System Location Discovery: System Language Discovery
      System Network Configuration Discovery: Internet Connection Discovery
      Suspicious use of WriteProcessMemory
      PID:2808
    - - C:\Windows\SysWOW64\PING.EXE
        
        ping -n 2 127.0.0.1
        5⤵
        System Location Discovery: System Language Discovery
        System Network Configuration Discovery: Internet Connection Discovery
        Runs ping.exe
        
        PID:2928

C:\Program Files (x86)\NetMeeting\svchost.exe
"C:\Program Files (x86)\NetMeeting\svchost.exe" -auto
1⤵
- Executes dropped EXE
PID:2556

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Remote System Discovery

T1018

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Program Files (x86)\NetMeeting\svchost.exe

Filesize
20KB

MD5
54a47f6b5e09a77e61649109c6a08866

SHA1
4af001b3c3816b860660cf2de2c0fd3c1dfb4878

SHA256
121118a0f5e0e8c933efd28c9901e54e42792619a8a3a6d11e1f0025a7324bc2

SHA512
88ee0ef5af1b0b38c19ab4c307636352fc403ea74f3bfb17e246f7fd815ac042183086133cd9fe805bd47e15854776871bb7d384e419862c91503eeb82bfb419

Download Submit
memory/2600-20-0x0000000010006000-0x0000000010007000-memory.dmp

Filesize
4KB

Download
memory/2600-2-0x0000000010000000-0x00000000100FE000-memory.dmp

Filesize
1016KB

Download
memory/2600-1-0x0000000010000000-0x00000000100FE000-memory.dmp

Filesize
1016KB

Download
memory/2600-0-0x0000000010000000-0x00000000100FE000-memory.dmp

Filesize
1016KB

Download
memory/2600-36-0x0000000010000000-0x00000000100FE000-memory.dmp

Filesize
1016KB

Download
memory/2600-21-0x0000000010000000-0x00000000100FE000-memory.dmp

Filesize
1016KB

Download
memory/2600-3-0x0000000010000000-0x00000000100FE000-memory.dmp

Filesize
1016KB

Download
memory/2648-16-0x0000000000400000-0x0000000000543000-memory.dmp

Filesize
1.3MB

Download
memory/2648-8-0x0000000000400000-0x0000000000543000-memory.dmp

Filesize
1.3MB

Download
memory/2648-18-0x0000000000400000-0x0000000000543000-memory.dmp

Filesize
1.3MB

Download
memory/2648-17-0x0000000000400000-0x0000000000543000-memory.dmp

Filesize
1.3MB

Download
memory/2648-22-0x0000000010000000-0x00000000101A0000-memory.dmp

Filesize
1.6MB

Download
memory/2648-15-0x0000000000400000-0x0000000000543000-memory.dmp

Filesize
1.3MB

Download
memory/2648-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2648-10-0x0000000000400000-0x0000000000543000-memory.dmp

Filesize
1.3MB

Download
memory/2648-24-0x0000000010000000-0x00000000101A0000-memory.dmp

Filesize
1.6MB

Download
memory/2648-19-0x0000000000400000-0x0000000000543000-memory.dmp

Filesize
1.3MB

Download
memory/2648-6-0x0000000000400000-0x0000000000543000-memory.dmp

Filesize
1.3MB

Download
memory/2648-32-0x000000007573E000-0x000000007573F000-memory.dmp

Filesize
4KB

Download
memory/2648-31-0x0000000000400000-0x0000000000543000-memory.dmp

Filesize
1.3MB

Download
memory/2648-33-0x0000000075710000-0x0000000075820000-memory.dmp

Filesize
1.1MB

Download
memory/2648-23-0x0000000000400000-0x0000000000543000-memory.dmp

Filesize
1.3MB

Download
memory/2648-35-0x0000000075710000-0x0000000075820000-memory.dmp

Filesize
1.1MB

Download
memory/2648-4-0x0000000000400000-0x0000000000543000-memory.dmp

Filesize
1.3MB

Download