dridex | 0f69d1e6636eaff7a0f127e69882cd760a7abe798b874acda6cccb8889407fff

Analysis

max time kernel
26s
max time network
136s
platform
windows10_x64
resource
win10v20210408
submitted
23-06-2021 21:45

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General

Target

0f69d1e6636eaff7a0f127e69882cd760a7abe798b874acda6cccb8889407fff.dll
Size

160KB
MD5

6226f4f70f737cd752e98ba7c02f4c12
SHA1

bc4d324191a40553e471432a932b8f23a183737b
SHA256

0f69d1e6636eaff7a0f127e69882cd760a7abe798b874acda6cccb8889407fff
SHA512

ac707de3ceff48c2777d10cef8bd4dab0be1be2061e580f7cde6a56c2e7496a70c17f4b4d7cbe703542bf09c38b536490fc9d3dabb49a34dc9788d0a439ad6b9

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

94.247.168.64:443

159.203.93.122:8172

50.116.27.97:2303

rc4.plain

Signatures

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

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

Processes:

resource	yara_rule
behavioral1/memory/1688-115-0x0000000073D90000-0x0000000073DBE000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

rundll32.exe

description ioc process

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

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

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 808 wrote to memory of 1688	808	rundll32.exe	rundll32.exe
PID 808 wrote to memory of 1688	808	rundll32.exe	rundll32.exe
PID 808 wrote to memory of 1688	808	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0f69d1e6636eaff7a0f127e69882cd760a7abe798b874acda6cccb8889407fff.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:808

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0f69d1e6636eaff7a0f127e69882cd760a7abe798b874acda6cccb8889407fff.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1688

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1688-114-0x0000000000000000-mapping.dmp

Download
memory/1688-115-0x0000000073D90000-0x0000000073DBE000-memory.dmp

Filesize
184KB

Download
memory/1688-117-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

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