dridex | 797167d473de3a40a8c621dceefd77367cd2f97c97f87be08f2fc45bfe27270c

Analysis

max time kernel
40s
max time network
116s
platform
windows10_x64
resource
win10v20210410
submitted
30/04/2021, 16:02

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General

Target
fb17384d_by_Libranalysis.dll
Size 162KB
Sample210430-mglmh45e3x
SHA256 797167d473de3a40a8c621dceefd77367cd2f97c97f87be08f2fc45bfe27270c
MD5 fb17384d22793849c633bff2e1837060
SHA1 acdaa122fa018330a967ec22988173d725bad080
SHA512 c286de59e6ef9126a25e41ab0086d139af15f3c78e42688e102993976692b93b24713bf78761c187c6b2c7faf4a9254cd47d72715a5f6ed00cf85e09d1fdecb3
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/1908-115-0x0000000073BF0000-0x0000000073C1E000-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 3984 wrote to memory of 1908	3984	rundll32.exe	16
PID 3984 wrote to memory of 1908	3984	rundll32.exe	16
PID 3984 wrote to memory of 1908	3984	rundll32.exe	16

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\fb17384d_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3984
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\fb17384d_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1908

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/1908-115-0x0000000073BF0000-0x0000000073C1E000-memory.dmp

Download

memory/1908-117-0x00000000021F0000-0x00000000021F6000-memory.dmp