dridex | 2f3da07e12d501d27dc193caa7eee8fea64873f2912e7fc4f977568103c189fc

Analysis

max time kernel
86s
max time network
117s
platform
windows7_x64
resource
win7v20201028
submitted
17/03/2021, 17:55

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General

Target
2f3da07e12d501d27dc193caa7eee8fea64873f2912e7fc4f977568103c189fc.dll
Size 208KB
Sample210317-bcjlyvfrda
SHA256 2f3da07e12d501d27dc193caa7eee8fea64873f2912e7fc4f977568103c189fc
MD5 e870a8e5b2d0f174626e2dee6797944e
SHA1 d3dfbd20ba2a76eedaceb6bb6e82b57e3fc78685
SHA512 0e4bcd659547ca69de908bbacd9c8525f49cb31d69410484c807fdaed23547100d223c46ab3f141ab4a0c27f106f712e0928cfcf30191879fb31b994e63a07b1
MD5 SHA1 SHA512

Score

10^/10

dridex 111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

77.220.64.137:443
66.228.134.180:6601
199.204.214.26:7073

rc4.plain

Signatures

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

Dridex Loader 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1672-4-0x0000000074EF0000-0x0000000074F26000-memory.dmp	dridex_ldr
behavioral1/memory/1672-6-0x0000000074EF0000-0x0000000074F11000-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 1072 wrote to memory of 1672	1072	rundll32.exe	22
PID 1072 wrote to memory of 1672	1072	rundll32.exe	22
PID 1072 wrote to memory of 1672	1072	rundll32.exe	22
PID 1072 wrote to memory of 1672	1072	rundll32.exe	22
PID 1072 wrote to memory of 1672	1072	rundll32.exe	22
PID 1072 wrote to memory of 1672	1072	rundll32.exe	22
PID 1072 wrote to memory of 1672	1072	rundll32.exe	22

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2f3da07e12d501d27dc193caa7eee8fea64873f2912e7fc4f977568103c189fc.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1072
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\2f3da07e12d501d27dc193caa7eee8fea64873f2912e7fc4f977568103c189fc.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1672

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/1672-3-0x0000000075251000-0x0000000075253000-memory.dmp

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memory/1672-4-0x0000000074EF0000-0x0000000074F26000-memory.dmp

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memory/1672-5-0x0000000000180000-0x0000000000186000-memory.dmp

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memory/1672-6-0x0000000074EF0000-0x0000000074F11000-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