dridex | 7568a20607e36cf05d882fa6a1f409b06ce092879dddcd22edc2b66989a046b9

Analysis

max time kernel
130s
max time network
129s
platform
windows7_x64
resource
win7v20210408
submitted
21-04-2021 18:18

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General

Target

7568a20607e36cf05d882fa6a1f409b06ce092879dddcd22edc2b66989a046b9.dll
Size

154KB
MD5

065ce8c9ec0755b2d3901d1e7880f915
SHA1

e6ea8b0a0d9ed39c2e2c1d6174d8857c17b4e153
SHA256

7568a20607e36cf05d882fa6a1f409b06ce092879dddcd22edc2b66989a046b9
SHA512

23de305b1a4a95c667f1ec7fd180ea77eee726ef2eea99857bc412cc5d04f94ad0f7475e6e805af01109264b34f9e3b044e8354c76645fa6b2980c873c802819

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

159.8.59.82:443

51.91.156.39:2303

67.196.50.240:8172

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/1528-62-0x0000000074E00000-0x0000000074E2D000-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 7 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 1028 wrote to memory of 1528	1028	rundll32.exe	rundll32.exe
PID 1028 wrote to memory of 1528	1028	rundll32.exe	rundll32.exe
PID 1028 wrote to memory of 1528	1028	rundll32.exe	rundll32.exe
PID 1028 wrote to memory of 1528	1028	rundll32.exe	rundll32.exe
PID 1028 wrote to memory of 1528	1028	rundll32.exe	rundll32.exe
PID 1028 wrote to memory of 1528	1028	rundll32.exe	rundll32.exe
PID 1028 wrote to memory of 1528	1028	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\7568a20607e36cf05d882fa6a1f409b06ce092879dddcd22edc2b66989a046b9.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1028
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\7568a20607e36cf05d882fa6a1f409b06ce092879dddcd22edc2b66989a046b9.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1528

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/1528-60-0x0000000000000000-mapping.dmp

Download
memory/1528-61-0x0000000075801000-0x0000000075803000-memory.dmp

Filesize
8KB

Download
memory/1528-62-0x0000000074E00000-0x0000000074E2D000-memory.dmp

Filesize
180KB

Download
memory/1528-64-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download