dridex | 9238948cccc5d16e88866a7c1c00069f00a986f944b58d14b38799a3e8ce7f94

Analysis

max time kernel
51s
max time network
119s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 04:06

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General

Target

JaffaCakes118_9238948cccc5d16e88866a7c1c00069f00a986f944b58d14b38799a3e8ce7f94.dll
Size

204KB
MD5

54c803cf5e7bed8151b49f367fc1e640
SHA1

fbdc6317e67e167211fa2d933a7c8f3493e5f6cb
SHA256

9238948cccc5d16e88866a7c1c00069f00a986f944b58d14b38799a3e8ce7f94
SHA512

506803099e148a3a30b3225abf83164a2f738eeba1d477c44a8bc188dfafae96b06dea9c40c7a90040b29ef3cb3be6ce2a4eed65747e85126a520eace4fb6601
SSDEEP

3072:S6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:SZuX6pEaeEDheWa+Jc9bhorfTw

Score

10^/10

dridex 40111 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

45.58.56.12:443

162.241.54.59:6601

51.91.76.89:2303

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/2400-1-0x0000000074DA0000-0x0000000074DD5000-memory.dmp	dridex_ldr
behavioral1/memory/2400-4-0x0000000074DA0000-0x0000000074DD5000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

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 7 IoCs

description	pid	Process	procid_target
PID 2392 wrote to memory of 2400	2392	rundll32.exe	30
PID 2392 wrote to memory of 2400	2392	rundll32.exe	30
PID 2392 wrote to memory of 2400	2392	rundll32.exe	30
PID 2392 wrote to memory of 2400	2392	rundll32.exe	30
PID 2392 wrote to memory of 2400	2392	rundll32.exe	30
PID 2392 wrote to memory of 2400	2392	rundll32.exe	30
PID 2392 wrote to memory of 2400	2392	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9238948cccc5d16e88866a7c1c00069f00a986f944b58d14b38799a3e8ce7f94.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2392
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9238948cccc5d16e88866a7c1c00069f00a986f944b58d14b38799a3e8ce7f94.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2400

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2400-0-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2400-1-0x0000000074DA0000-0x0000000074DD5000-memory.dmp

Filesize
212KB

Download
memory/2400-3-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2400-4-0x0000000074DA0000-0x0000000074DD5000-memory.dmp

Filesize
212KB

Download