dridex | 1d27dd8cc7f0b458a8728decabc398fdd1d729041c34a5a85dd73a2c91bd3bb6

Analysis

max time kernel
30s
max time network
11s
platform
windows7_x64
resource
win7v20210408
submitted
20/04/2021, 10:25

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General

Target
1d27dd8cc7f0b458a8728decabc398fdd1d729041c34a5a85dd73a2c91bd3bb6.dll
Size 162KB
Sample210420-h4gtdeck5s
SHA256 1d27dd8cc7f0b458a8728decabc398fdd1d729041c34a5a85dd73a2c91bd3bb6
MD5 1915f7430d01561fab66f5dc7cfbba8d
SHA1 35dbc96da5a15dc367749b5f5887bc767354dd0a
SHA512 dcb77183bfb6ffca04e27cd0993818285489afc26d02e8f66c8eaa08f9852006786d567332a2c15f56242ba6423d4dcc81f65de54cf26975b80e9749e6927340
MD5 SHA1 SHA512

Score

10^/10

dridex 40112 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

107.172.227.10:443
172.93.133.123:2303
108.168.61.147:8172

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

resource	yara_rule
behavioral1/memory/1496-62-0x0000000075290000-0x00000000752BE000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

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

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1684 wrote to memory of 1496	1684	rundll32.exe	26
PID 1684 wrote to memory of 1496	1684	rundll32.exe	26
PID 1684 wrote to memory of 1496	1684	rundll32.exe	26
PID 1684 wrote to memory of 1496	1684	rundll32.exe	26
PID 1684 wrote to memory of 1496	1684	rundll32.exe	26
PID 1684 wrote to memory of 1496	1684	rundll32.exe	26
PID 1684 wrote to memory of 1496	1684	rundll32.exe	26

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1d27dd8cc7f0b458a8728decabc398fdd1d729041c34a5a85dd73a2c91bd3bb6.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1684
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\1d27dd8cc7f0b458a8728decabc398fdd1d729041c34a5a85dd73a2c91bd3bb6.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1496

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

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Downloads

memory/1496-61-0x0000000075B31000-0x0000000075B33000-memory.dmp

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memory/1496-62-0x0000000075290000-0x00000000752BE000-memory.dmp

Download

memory/1496-64-0x00000000000B0000-0x00000000000B6000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads