dridex | 7d8e5c6060f94a11d34a6db3086a077e97bd1c7ece5f36ae0088fc3b5849a214

Analysis

max time kernel
119s
max time network
122s
platform
windows10_x64
resource
win10v20210410
submitted
04-05-2021 14:58

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General

Target

7d8e5c6060f94a11d34a6db3086a077e97bd1c7ece5f36ae0088fc3b5849a214.dll
Size

162KB
MD5

eb947e12d0cb8e7d4ea7b5a534dffdb1
SHA1

87cb8c97532f2707ba3ed4bd3d5f9987d88b4fe1
SHA256

7d8e5c6060f94a11d34a6db3086a077e97bd1c7ece5f36ae0088fc3b5849a214
SHA512

55f97dd50982afa5a54339f85bf3aec27543b245c5411a6adbc847c0b0d1124733a65c46a1c30b2d95e3bf43f202e32083280dcfd270218063c12ef96a1c251d

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/3112-115-0x00000000742E0000-0x000000007430E000-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 3984 wrote to memory of 3112	3984	rundll32.exe	rundll32.exe
PID 3984 wrote to memory of 3112	3984	rundll32.exe	rundll32.exe
PID 3984 wrote to memory of 3112	3984	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\7d8e5c6060f94a11d34a6db3086a077e97bd1c7ece5f36ae0088fc3b5849a214.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3984

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\7d8e5c6060f94a11d34a6db3086a077e97bd1c7ece5f36ae0088fc3b5849a214.dll,#1
2⤵
- Checks whether UAC is enabled
PID:3112

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/3112-114-0x0000000000000000-mapping.dmp

Download
memory/3112-115-0x00000000742E0000-0x000000007430E000-memory.dmp

Filesize
184KB

Download
memory/3112-117-0x0000000000DF0000-0x0000000000DF6000-memory.dmp

Filesize
24KB

Download