dridex | 9765f349cdd3038e991f5a0034afdca2c54981290ca71f765ebb32fb707bb232

Analysis

max time kernel
27s
max time network
118s
platform
windows10_x64
resource
win10v20210408
submitted
10-06-2021 23:57

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General

Target

9765f349cdd3038e991f5a0034afdca2c54981290ca71f765ebb32fb707bb232.dll
Size

162KB
MD5

5f54e5f8d0328588b48f389147f5bcaf
SHA1

080ddb92d6066a7fa09d4b53bd256db1787d2dd6
SHA256

9765f349cdd3038e991f5a0034afdca2c54981290ca71f765ebb32fb707bb232
SHA512

da79c75f9af77160f9b79638e867adb5afa21c2336a21173c48e4c0f5277448f5065951f81f9d92da995b0d3200777f0158708dc7e75633d0fc84423674c4897

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

Processes:

resource	yara_rule
behavioral1/memory/1276-115-0x0000000074260000-0x000000007428E000-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 424 wrote to memory of 1276	424	rundll32.exe	rundll32.exe
PID 424 wrote to memory of 1276	424	rundll32.exe	rundll32.exe
PID 424 wrote to memory of 1276	424	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9765f349cdd3038e991f5a0034afdca2c54981290ca71f765ebb32fb707bb232.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:424

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9765f349cdd3038e991f5a0034afdca2c54981290ca71f765ebb32fb707bb232.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1276

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1276-114-0x0000000000000000-mapping.dmp

Download
memory/1276-115-0x0000000074260000-0x000000007428E000-memory.dmp

Filesize
184KB

Download
memory/1276-117-0x0000000003420000-0x0000000003426000-memory.dmp

Filesize
24KB

Download