dridex | 006681b1b4f6979254f1425065e602328fc190099b6079feba77d9cdebb6abad

Analysis

max time kernel
18s
max time network
115s
platform
windows10_x64
resource
win10v20210410
submitted
25-06-2021 07:27

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General

Target

006681b1b4f6979254f1425065e602328fc190099b6079feba77d9cdebb6abad.dll
Size

160KB
MD5

451066ba8980bfb8a2843343bf05a7f0
SHA1

49f00b4ff3596e8bcf78e189488366550f35cc6d
SHA256

006681b1b4f6979254f1425065e602328fc190099b6079feba77d9cdebb6abad
SHA512

80dc1e60a7e25ab2ccdcda5214f1917b54cfbfefa65519e45e4563bab4fb550e4efcff9fca393071b760bb3d0fb20083785c0e0edba951c57a85fe7e8965f61f

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/772-115-0x0000000073BF0000-0x0000000073C1E000-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 3176 wrote to memory of 772	3176	rundll32.exe	rundll32.exe
PID 3176 wrote to memory of 772	3176	rundll32.exe	rundll32.exe
PID 3176 wrote to memory of 772	3176	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\006681b1b4f6979254f1425065e602328fc190099b6079feba77d9cdebb6abad.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3176

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\006681b1b4f6979254f1425065e602328fc190099b6079feba77d9cdebb6abad.dll,#1
2⤵
- Checks whether UAC is enabled
PID:772

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/772-114-0x0000000000000000-mapping.dmp

Download
memory/772-115-0x0000000073BF0000-0x0000000073C1E000-memory.dmp

Filesize
184KB

Download
memory/772-117-0x0000000000BE0000-0x0000000000BE6000-memory.dmp

Filesize
24KB

Download