blackmoon | ad2ae892b8103ea806909fb081da19f550608d4532262ab8483d82188be44efa

Analysis

max time kernel
141s
max time network
119s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
17/04/2024, 23:21

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General

Target

f6cb328c29a8ff51703630785b77d243_JaffaCakes118.exe
Size

12.7MB
MD5

f6cb328c29a8ff51703630785b77d243
SHA1

cfe058f409ab6caf92c24346271eb81baf7ca633
SHA256

ad2ae892b8103ea806909fb081da19f550608d4532262ab8483d82188be44efa
SHA512

e3e85a8a6f4cd497a882e558a4b1c8232784054d040c59bfdc67ef2056f236b3a84a7f5cca1b73afefca0b559dee1046dcc0e0e05ecfda9f0b21c605ac9b2b16
SSDEEP

393216:7sbS7wPxvF27jUxjw9Yxj34n38kAxUlpPFI6/:a2HUx89YxU38kM+PFIm

Score

10^/10

blackmoon banker evasion 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/2232-10-0x0000000002810000-0x0000000002C12000-memory.dmp	family_blackmoon
behavioral1/memory/2232-13-0x0000000000400000-0x000000000081A000-memory.dmp	family_blackmoon
behavioral1/memory/2232-15-0x0000000002810000-0x0000000002C12000-memory.dmp	family_blackmoon

Modifies Windows Firewall 2 TTPs 1 IoCs

evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
1704	netsh.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2232-0-0x0000000000400000-0x000000000081A000-memory.dmp	upx
behavioral1/memory/2232-13-0x0000000000400000-0x000000000081A000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2576	2232	WerFault.exe	27

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2232	f6cb328c29a8ff51703630785b77d243_JaffaCakes118.exe
2232	f6cb328c29a8ff51703630785b77d243_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2232	f6cb328c29a8ff51703630785b77d243_JaffaCakes118.exe
Token: SeDebugPrivilege	2232	f6cb328c29a8ff51703630785b77d243_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2232	f6cb328c29a8ff51703630785b77d243_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2232 wrote to memory of 940	2232	f6cb328c29a8ff51703630785b77d243_JaffaCakes118.exe	28
PID 2232 wrote to memory of 940	2232	f6cb328c29a8ff51703630785b77d243_JaffaCakes118.exe	28
PID 2232 wrote to memory of 940	2232	f6cb328c29a8ff51703630785b77d243_JaffaCakes118.exe	28
PID 2232 wrote to memory of 940	2232	f6cb328c29a8ff51703630785b77d243_JaffaCakes118.exe	28
PID 940 wrote to memory of 1704	940	cmd.exe	30
PID 940 wrote to memory of 1704	940	cmd.exe	30
PID 940 wrote to memory of 1704	940	cmd.exe	30
PID 940 wrote to memory of 1704	940	cmd.exe	30
PID 2232 wrote to memory of 2576	2232	f6cb328c29a8ff51703630785b77d243_JaffaCakes118.exe	31
PID 2232 wrote to memory of 2576	2232	f6cb328c29a8ff51703630785b77d243_JaffaCakes118.exe	31
PID 2232 wrote to memory of 2576	2232	f6cb328c29a8ff51703630785b77d243_JaffaCakes118.exe	31
PID 2232 wrote to memory of 2576	2232	f6cb328c29a8ff51703630785b77d243_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\f6cb328c29a8ff51703630785b77d243_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f6cb328c29a8ff51703630785b77d243_JaffaCakes118.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2232
- C:\Windows\SysWOW64\cmd.exe
  cmd /c netsh advfirewall set allprofiles state off
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:940
- - C:\Windows\SysWOW64\netsh.exe
    netsh advfirewall set allprofiles state off
    3⤵
    - Modifies Windows Firewall
    PID:1704
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2232 -s 804
  2⤵
  - Program crash
  PID:2576

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2232-0-0x0000000000400000-0x000000000081A000-memory.dmp

Filesize
4.1MB

Download
memory/2232-10-0x0000000002810000-0x0000000002C12000-memory.dmp

Filesize
4.0MB

Download
memory/2232-11-0x0000000005D00000-0x0000000005FC5000-memory.dmp

Filesize
2.8MB

Download
memory/2232-12-0x0000000005D00000-0x0000000005FC5000-memory.dmp

Filesize
2.8MB

Download
memory/2232-13-0x0000000000400000-0x000000000081A000-memory.dmp

Filesize
4.1MB

Download
memory/2232-15-0x0000000002810000-0x0000000002C12000-memory.dmp

Filesize
4.0MB

Download
memory/2232-16-0x0000000005D00000-0x0000000005FC5000-memory.dmp

Filesize
2.8MB

Download