dridex | bd1ca77f5d779079e749ce7a59fd1212642231f9e4645f36ed106c1a403cfb1d

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 22:02

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General

Target

JaffaCakes118_bd1ca77f5d779079e749ce7a59fd1212642231f9e4645f36ed106c1a403cfb1d.dll
Size

184KB
MD5

ee595578c20297caac76f27492d6d0e1
SHA1

1299088c294ac8daa684a3b9a9b7eced482f76d5
SHA256

bd1ca77f5d779079e749ce7a59fd1212642231f9e4645f36ed106c1a403cfb1d
SHA512

f39d13de8864f741f511455bf816ea64927f4cca57df9bd6466e887caa4b05c64305ec43b88857e3e8e1be5eb699793e7b979519f88adf195f8cd1680565d587
SSDEEP

3072:n92qSmHOhnWpPI1ybmJIiC00PArIojHTYVBCn+rs3Ss3qLMTWrLA:n9NSMOEpQ1Q3ODAr+Vy

Score

10^/10

dridex 22203 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22203

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex
Dridex family
dridex

Dridex Loader 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2064-0-0x0000000074650000-0x000000007467F000-memory.dmp	dridex_ldr
behavioral1/memory/2064-3-0x0000000074650000-0x000000007467F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2120	2064	WerFault.exe	30

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 WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2168 wrote to memory of 2064	2168	rundll32.exe	30
PID 2168 wrote to memory of 2064	2168	rundll32.exe	30
PID 2168 wrote to memory of 2064	2168	rundll32.exe	30
PID 2168 wrote to memory of 2064	2168	rundll32.exe	30
PID 2168 wrote to memory of 2064	2168	rundll32.exe	30
PID 2168 wrote to memory of 2064	2168	rundll32.exe	30
PID 2168 wrote to memory of 2064	2168	rundll32.exe	30
PID 2064 wrote to memory of 2120	2064	rundll32.exe	31
PID 2064 wrote to memory of 2120	2064	rundll32.exe	31
PID 2064 wrote to memory of 2120	2064	rundll32.exe	31
PID 2064 wrote to memory of 2120	2064	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bd1ca77f5d779079e749ce7a59fd1212642231f9e4645f36ed106c1a403cfb1d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2168
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bd1ca77f5d779079e749ce7a59fd1212642231f9e4645f36ed106c1a403cfb1d.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2064
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2064 -s 220
    3⤵
    - Program crash
    PID:2120

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

memory/2064-2-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download
memory/2064-0-0x0000000074650000-0x000000007467F000-memory.dmp

Filesize
188KB

Download
memory/2064-3-0x0000000074650000-0x000000007467F000-memory.dmp

Filesize
188KB

Download