dridex | d0ca29b3058d9b59f07773aba69e45ffe7f58af820467efc7217767539a75c43

Analysis

max time kernel
33s
max time network
11s
platform
windows7_x64
resource
win7v20210410
submitted
06/05/2021, 04:02

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General

Target
4547ff26_by_Libranalysis.dll
Size 162KB
Sample210506-c5rfk2tsd2
SHA256 d0ca29b3058d9b59f07773aba69e45ffe7f58af820467efc7217767539a75c43
MD5 4547ff26d3c2cfd967205cf50adad12f
SHA1 896ea4079a9e01ce7c19f5ff72b3dcee83648d38
SHA512 861251cc24abee66f7377fe842d48e004c072bf3c30af2e530ae718f9da6293e8dca657e6e03ae04aa34f4a5a0c768e124ecbf7567e1a40b12adce7470e65365
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
behavioral1/memory/1660-62-0x0000000074BF0000-0x0000000074C1E000-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 7 IoCs

description	pid	Process	procid_target
PID 536 wrote to memory of 1660	536	rundll32.exe	3
PID 536 wrote to memory of 1660	536	rundll32.exe	3
PID 536 wrote to memory of 1660	536	rundll32.exe	3
PID 536 wrote to memory of 1660	536	rundll32.exe	3
PID 536 wrote to memory of 1660	536	rundll32.exe	3
PID 536 wrote to memory of 1660	536	rundll32.exe	3
PID 536 wrote to memory of 1660	536	rundll32.exe	3

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\4547ff26_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:536
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\4547ff26_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1660

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

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Downloads

memory/1660-61-0x0000000075011000-0x0000000075013000-memory.dmp

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memory/1660-62-0x0000000074BF0000-0x0000000074C1E000-memory.dmp

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memory/1660-64-0x0000000000240000-0x0000000000246000-memory.dmp

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Analysis

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General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads