dridex | 929393857e856711b2e77876162c826d99f717f7e2d3fc64a5c6e56549585fff

General

Target

SecuriteInfo.com.Trojan.Win32.Sabsik.FL.Bml.10600.6016.dll
Size

750KB
MD5

53183e60ca148944faddcbda7efa2cde
SHA1

87bc5945e97e5e511bf789e98c56db003ef806de
SHA256

929393857e856711b2e77876162c826d99f717f7e2d3fc64a5c6e56549585fff
SHA512

4c20c523894c95844eab0440e0ef743a47a1aae2ee18cecaefcac8728a08d48730af6ba99657b03b082337bf2453599e76eb38647f841e6b63ad73c09dade47c

Score

10^/10

dridex 10555 botnet discovery evasion trojan

Malware Config

Extracted

Family

dridex

Botnet

10555

C2

192.46.210.220:443

143.244.140.214:808

45.77.0.96:6891

185.56.219.47:8116

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex
Blocklisted process makes network request 2 IoCs

Processes:

rundll32.exe

flow pid process

23 2756 rundll32.exe
24 2756 rundll32.exe
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
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

flow	pid	process
23	2756	rundll32.exe
24	2756	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 2648 wrote to memory of 2756	2648	rundll32.exe	rundll32.exe
PID 2648 wrote to memory of 2756	2648	rundll32.exe	rundll32.exe
PID 2648 wrote to memory of 2756	2648	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.Win32.Sabsik.FL.Bml.10600.6016.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2648

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.Win32.Sabsik.FL.Bml.10600.6016.dll,#1
2⤵
- Blocklisted process makes network request
- Checks whether UAC is enabled
PID:2756

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2756-115-0x0000000000000000-mapping.dmp

Download
memory/2756-116-0x0000000073880000-0x0000000073949000-memory.dmp

Filesize
804KB

Download
memory/2756-117-0x0000000073880000-0x00000000738BD000-memory.dmp

Filesize
244KB

Download
memory/2756-118-0x0000000073880000-0x0000000073949000-memory.dmp

Filesize
804KB

Download
memory/2756-120-0x0000000000A90000-0x0000000000A91000-memory.dmp

Filesize
4KB

Download
memory/2756-121-0x0000000000A90000-0x0000000000A91000-memory.dmp

Filesize
4KB

Download
memory/2756-122-0x0000000000A90000-0x0000000000A91000-memory.dmp

Filesize
4KB

Download
memory/2756-490-0x0000000000A00000-0x0000000000AAE000-memory.dmp

Filesize
696KB

Download

Analysis

Sharing