dridex | f33d9fb3b40cac82a7c8d32972096889b7fd63d39437fb148d6de5be5a5f1604

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
24/12/2024, 02:24

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General

Target

JaffaCakes118_f33d9fb3b40cac82a7c8d32972096889b7fd63d39437fb148d6de5be5a5f1604.dll
Size

163KB
MD5

47a48ea9a988201ea4345055d7e34b1a
SHA1

8b4362f48fcc9aa2e10bda4466700025507cf58c
SHA256

f33d9fb3b40cac82a7c8d32972096889b7fd63d39437fb148d6de5be5a5f1604
SHA512

fced6c5a2796f4ae406589a87d45783bb3126139296063e62531763de873ec3c2b881373c7b149e91f5953efd144e94ac78f7784428a4682d9c88bd951f30723
SSDEEP

3072:m9F/oNrQb4xVubbXP/NTccbsFvCeLmXH57V30e8Pj:m9F6rQXvFczvYpQP

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

43.229.206.212:443

82.209.17.209:8172

162.241.209.225:4125

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2340-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2876	2340	WerFault.exe	31

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 1056 wrote to memory of 2340	1056	rundll32.exe	31
PID 1056 wrote to memory of 2340	1056	rundll32.exe	31
PID 1056 wrote to memory of 2340	1056	rundll32.exe	31
PID 1056 wrote to memory of 2340	1056	rundll32.exe	31
PID 1056 wrote to memory of 2340	1056	rundll32.exe	31
PID 1056 wrote to memory of 2340	1056	rundll32.exe	31
PID 1056 wrote to memory of 2340	1056	rundll32.exe	31
PID 2340 wrote to memory of 2876	2340	rundll32.exe	32
PID 2340 wrote to memory of 2876	2340	rundll32.exe	32
PID 2340 wrote to memory of 2876	2340	rundll32.exe	32
PID 2340 wrote to memory of 2876	2340	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f33d9fb3b40cac82a7c8d32972096889b7fd63d39437fb148d6de5be5a5f1604.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1056
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f33d9fb3b40cac82a7c8d32972096889b7fd63d39437fb148d6de5be5a5f1604.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2340
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2340 -s 236
    3⤵
    - Program crash
    PID:2876

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/2340-0-0x0000000000350000-0x0000000000356000-memory.dmp

Filesize
24KB

Download
memory/2340-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2340-4-0x0000000000350000-0x0000000000356000-memory.dmp

Filesize
24KB

Download