dridex | 8c4c250d45aa78384dca8cfc73dac95c1b6dd1d00e7c933dabcb92be0cbbdebb

Analysis

max time kernel
32s
max time network
66s
platform
windows10_x64
resource
win10v20210408
submitted
29/04/2021, 21:05

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General

Target
23778a9a_by_Libranalysis.dll
Size 162KB
Sample210429-d7ys7p2n5s
SHA256 8c4c250d45aa78384dca8cfc73dac95c1b6dd1d00e7c933dabcb92be0cbbdebb
MD5 23778a9a6f57aea249b1888c73853ee6
SHA1 21f6f339ec08080e42a20519eaafc540fd50d0c2
SHA512 bde34d3c929856192bafd7937c3c612dfcff3cc37b26bcc1dd962840af1abdce0ab729de6d8f7a6413adc44704d3bb896965088f03d3a19e741f5d11b2467c84
MD5 SHA1 SHA512

Score

10^/10

dridex 40112 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

107.172.227.10:443
172.93.133.123:2303
108.168.61.147:8172

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

resource	yara_rule
behavioral2/memory/504-115-0x0000000073530000-0x000000007355E000-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

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4032 wrote to memory of 504	4032	rundll32.exe	70
PID 4032 wrote to memory of 504	4032	rundll32.exe	70
PID 4032 wrote to memory of 504	4032	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\23778a9a_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4032
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\23778a9a_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:504

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/504-115-0x0000000073530000-0x000000007355E000-memory.dmp

Download

memory/504-117-0x0000000000D20000-0x0000000000D26000-memory.dmp