dridex | 3cc5a7c5cfd014110dfe143ebec2ad119f7a80d41efd2f948e21a000886f57b2

Analysis

max time kernel
28s
max time network
119s
platform
windows10_x64
resource
win10v20210408
submitted
23-06-2021 10:39

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General

Target

3cc5a7c5cfd014110dfe143ebec2ad119f7a80d41efd2f948e21a000886f57b2.dll
Size

160KB
MD5

e293a6e9eb2c3905fd6250346e2e767c
SHA1

c4100322105625992ef8440e3d6e010b3f3c0b10
SHA256

3cc5a7c5cfd014110dfe143ebec2ad119f7a80d41efd2f948e21a000886f57b2
SHA512

172befcce082f2474274d50a1987489e6da0ad3f3510188a845aa8fa49d0c2dcb95ee1dfa1c526f73afc20dd4c89c556f709374073b20a715e22eae9836e374e

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/1444-115-0x0000000073F10000-0x0000000073F3E000-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 992 wrote to memory of 1444	992	rundll32.exe	rundll32.exe
PID 992 wrote to memory of 1444	992	rundll32.exe	rundll32.exe
PID 992 wrote to memory of 1444	992	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3cc5a7c5cfd014110dfe143ebec2ad119f7a80d41efd2f948e21a000886f57b2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:992

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3cc5a7c5cfd014110dfe143ebec2ad119f7a80d41efd2f948e21a000886f57b2.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1444

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/1444-114-0x0000000000000000-mapping.dmp

Download
memory/1444-115-0x0000000073F10000-0x0000000073F3E000-memory.dmp

Filesize
184KB

Download
memory/1444-117-0x0000000003030000-0x0000000003036000-memory.dmp

Filesize
24KB

Download