dridex | a19e683b274b29ab58c07de3e31ba771743feb88764c9ddac730d19cb3ac9ede

Analysis

max time kernel
38s
max time network
46s
platform
windows10_x64
resource
win10v20210410
submitted
21-04-2021 23:46

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General

Target

a19e683b274b29ab58c07de3e31ba771743feb88764c9ddac730d19cb3ac9ede.dll
Size

160KB
MD5

2ed708676a3b32986d444650a1db8eb2
SHA1

838a07a097bc1654290c2f26009678a3955bff97
SHA256

a19e683b274b29ab58c07de3e31ba771743feb88764c9ddac730d19cb3ac9ede
SHA512

6a93187a798fd8a683781419dd8e89215c46c0489e88054508513221e0be25609300343918b0133f2a40cef7e590fb1b919b1ef0bd3b7776e3a385c39358e8e3

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/2404-115-0x00000000742B0000-0x00000000742DE000-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 3424 wrote to memory of 2404	3424	rundll32.exe	rundll32.exe
PID 3424 wrote to memory of 2404	3424	rundll32.exe	rundll32.exe
PID 3424 wrote to memory of 2404	3424	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a19e683b274b29ab58c07de3e31ba771743feb88764c9ddac730d19cb3ac9ede.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3424

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a19e683b274b29ab58c07de3e31ba771743feb88764c9ddac730d19cb3ac9ede.dll,#1
2⤵
- Checks whether UAC is enabled
PID:2404

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/2404-114-0x0000000000000000-mapping.dmp

Download
memory/2404-115-0x00000000742B0000-0x00000000742DE000-memory.dmp

Filesize
184KB

Download
memory/2404-117-0x0000000000640000-0x0000000000646000-memory.dmp

Filesize
24KB

Download