dridex | 7dabaeb8dc116cbfe77b4d4ceb0a163dbf436adffff8634e2de94afb5b316c9c

Analysis

max time kernel
32s
max time network
26s
platform
windows7_x64
resource
win7v20210408
submitted
21-04-2021 16:03

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General

Target

7dabaeb8dc116cbfe77b4d4ceb0a163dbf436adffff8634e2de94afb5b316c9c.dll
Size

162KB
MD5

afd64d89f25489042f6d0a365ca0cba4
SHA1

10d4bcc3a34121d97f68e24a58052c549dcda7c7
SHA256

7dabaeb8dc116cbfe77b4d4ceb0a163dbf436adffff8634e2de94afb5b316c9c
SHA512

6a071bd1a1f3259d9f904ce9ca2eeae2989adef0bf2eae6ccde63dce4c4a92e2ea900eb1d8dd5881eb93f38ac5bfcbf19175617b223e5fdc5f5b78f403151a6c

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/1996-62-0x0000000074E00000-0x0000000074E2E000-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 1032 wrote to memory of 1996	1032	rundll32.exe	rundll32.exe
PID 1032 wrote to memory of 1996	1032	rundll32.exe	rundll32.exe
PID 1032 wrote to memory of 1996	1032	rundll32.exe	rundll32.exe
PID 1032 wrote to memory of 1996	1032	rundll32.exe	rundll32.exe
PID 1032 wrote to memory of 1996	1032	rundll32.exe	rundll32.exe
PID 1032 wrote to memory of 1996	1032	rundll32.exe	rundll32.exe
PID 1032 wrote to memory of 1996	1032	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\7dabaeb8dc116cbfe77b4d4ceb0a163dbf436adffff8634e2de94afb5b316c9c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1032

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\7dabaeb8dc116cbfe77b4d4ceb0a163dbf436adffff8634e2de94afb5b316c9c.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1996

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/1996-60-0x0000000000000000-mapping.dmp

Download
memory/1996-61-0x0000000075801000-0x0000000075803000-memory.dmp

Filesize
8KB

Download
memory/1996-62-0x0000000074E00000-0x0000000074E2E000-memory.dmp

Filesize
184KB

Download
memory/1996-64-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download