dridex | e76ca28fa0c2e5840d3f802c3002644021466c3714112cd716ef1e1ca679b9a2

Analysis

max time kernel
18s
max time network
112s
platform
windows10_x64
resource
win10v20210410
submitted
20-06-2021 12:52

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General

Target

e76ca28fa0c2e5840d3f802c3002644021466c3714112cd716ef1e1ca679b9a2.dll
Size

160KB
MD5

f4237c9be34a23a3e193988ea13b79c2
SHA1

abcc37f59367d5a74e0012ad497739bb0fe84ea3
SHA256

e76ca28fa0c2e5840d3f802c3002644021466c3714112cd716ef1e1ca679b9a2
SHA512

f77cc7d2e63c03ba9aa04326067f3a2ddfdee50ef79f13f6bc8f0b4f7fced411eda40da56bf464ed6a2776d22f40b0d0638a91e5d05118edf017de3a8159298d

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

94.247.168.64:443

159.203.93.122:8172

50.116.27.97:2303

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

Processes:

resource	yara_rule
behavioral1/memory/3908-115-0x0000000073AA0000-0x0000000073ACE000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

rundll32.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA rundll32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 3016 wrote to memory of 3908	3016	rundll32.exe	rundll32.exe
PID 3016 wrote to memory of 3908	3016	rundll32.exe	rundll32.exe
PID 3016 wrote to memory of 3908	3016	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e76ca28fa0c2e5840d3f802c3002644021466c3714112cd716ef1e1ca679b9a2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3016
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\e76ca28fa0c2e5840d3f802c3002644021466c3714112cd716ef1e1ca679b9a2.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3908

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/3908-114-0x0000000000000000-mapping.dmp

Download
memory/3908-115-0x0000000073AA0000-0x0000000073ACE000-memory.dmp

Filesize
184KB

Download
memory/3908-117-0x0000000000A00000-0x0000000000A06000-memory.dmp

Filesize
24KB

Download