dridex | 99c3c1b8166f21ff4c3b4ec883dab4c2dfffa31a79060ad459b99725b39e74bb

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 20:46

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General

Target

JaffaCakes118_99c3c1b8166f21ff4c3b4ec883dab4c2dfffa31a79060ad459b99725b39e74bb.dll
Size

161KB
MD5

577175b62c6c654e8d9f1ca66e790ae9
SHA1

b8ecbfdd69fab7045cffcb9e8ac068aede289bb4
SHA256

99c3c1b8166f21ff4c3b4ec883dab4c2dfffa31a79060ad459b99725b39e74bb
SHA512

0cbf7eec793d4ff67a0384c0f5934057bc23001b0e08c073a4d4b98ba2601781f5d2ed2db56d5dcd23c6ed7b855890d67c40898373afef968dfdb4c0279917c0
SSDEEP

3072:id63mpMBf4M8+pwhukvhU7fWaX/77/DZgTmbg+MGaFplA33VBrU1Cx3:2a/jkvhSlP/7bg8aFnA3brX

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

193.200.130.181:443

95.138.161.226:2303

167.114.113.13:4125

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/2376-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2596	2376	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 2400 wrote to memory of 2376	2400	rundll32.exe	30
PID 2400 wrote to memory of 2376	2400	rundll32.exe	30
PID 2400 wrote to memory of 2376	2400	rundll32.exe	30
PID 2400 wrote to memory of 2376	2400	rundll32.exe	30
PID 2400 wrote to memory of 2376	2400	rundll32.exe	30
PID 2400 wrote to memory of 2376	2400	rundll32.exe	30
PID 2400 wrote to memory of 2376	2400	rundll32.exe	30
PID 2376 wrote to memory of 2596	2376	rundll32.exe	32
PID 2376 wrote to memory of 2596	2376	rundll32.exe	32
PID 2376 wrote to memory of 2596	2376	rundll32.exe	32
PID 2376 wrote to memory of 2596	2376	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_99c3c1b8166f21ff4c3b4ec883dab4c2dfffa31a79060ad459b99725b39e74bb.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2400
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_99c3c1b8166f21ff4c3b4ec883dab4c2dfffa31a79060ad459b99725b39e74bb.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2376
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2376 -s 256
    3⤵
    - Program crash
    PID:2596

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

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Downloads

memory/2376-0-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/2376-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2376-3-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download