dridex | aae42f3e2b497263d163b7edaba0e856d64ed698f54cf2e46dd9f25efde6861c

Analysis

max time kernel
141s
max time network
142s
platform
windows10_x64
resource
win10v20210408
submitted
21/04/2021, 05:10

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General

Target
aae42f3e2b497263d163b7edaba0e856d64ed698f54cf2e46dd9f25efde6861c.dll
Size 162KB
Sample210421-dbtd7b5c8x
SHA256 aae42f3e2b497263d163b7edaba0e856d64ed698f54cf2e46dd9f25efde6861c
MD5 d9d8a2474e90ac096366ae97d952e657
SHA1 027e01a5fcc4ffc06262b67234e87fd6144bd6fd
SHA512 7565af7c7237536da3ee8f8900981c15eb63b2064da4a1ea36cab7b0fe53feb7af8d87698b2d840b475896a05df317848083e022c6d6dcfc1b801342af614662
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/1228-115-0x0000000073D90000-0x0000000073DBE000-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 860 wrote to memory of 1228	860	rundll32.exe	69
PID 860 wrote to memory of 1228	860	rundll32.exe	69
PID 860 wrote to memory of 1228	860	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\aae42f3e2b497263d163b7edaba0e856d64ed698f54cf2e46dd9f25efde6861c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:860
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\aae42f3e2b497263d163b7edaba0e856d64ed698f54cf2e46dd9f25efde6861c.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1228

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/1228-115-0x0000000073D90000-0x0000000073DBE000-memory.dmp

Download

memory/1228-117-0x0000000000900000-0x0000000000906000-memory.dmp