dridex | 97699913dc644503aad965e4b7415a4bcafd3fe128fce06ac67d3ec6271bd73a

Analysis

max time kernel
121s
max time network
124s
platform
windows7_x64
resource
win7v20210410
submitted
23/05/2021, 17:02

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General

Target
a46bfbbb_by_Libranalysis.dll
Size 162KB
Sample210523-xpc2naggva
SHA256 97699913dc644503aad965e4b7415a4bcafd3fe128fce06ac67d3ec6271bd73a
MD5 a46bfbbb48b2177c14f95106419d135e
SHA1 b2863793559effc473982191ba7ca50c6582dd0e
SHA512 d31276efc652a81e6ff2ee843e604f82600da815e0a56cf92fc18655f7cdc547b55aebbe2fcb95146b6736bdb968f67ec4c9253b9a49df8e09b77c4a2f207f64
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/1660-62-0x0000000074700000-0x000000007472E000-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 296 wrote to memory of 1660	296	rundll32.exe	20
PID 296 wrote to memory of 1660	296	rundll32.exe	20
PID 296 wrote to memory of 1660	296	rundll32.exe	20
PID 296 wrote to memory of 1660	296	rundll32.exe	20
PID 296 wrote to memory of 1660	296	rundll32.exe	20
PID 296 wrote to memory of 1660	296	rundll32.exe	20
PID 296 wrote to memory of 1660	296	rundll32.exe	20

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a46bfbbb_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:296
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a46bfbbb_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1660

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/1660-61-0x00000000757E1000-0x00000000757E3000-memory.dmp

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memory/1660-62-0x0000000074700000-0x000000007472E000-memory.dmp

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memory/1660-64-0x00000000001C0000-0x00000000001C6000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads