dridex | dc2670f1082f73b5fae07b86e8c35433ef505ce3de34a7a2039f27533139335a

Analysis

max time kernel
142s
max time network
119s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
02-04-2024 16:03

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General

Target

90eaea5654f4d01c08962f961d5893ac_JaffaCakes118.dll
Size

620KB
MD5

90eaea5654f4d01c08962f961d5893ac
SHA1

dce184b083d8776a3ec54a2dd2ae7ccbddf7f07e
SHA256

dc2670f1082f73b5fae07b86e8c35433ef505ce3de34a7a2039f27533139335a
SHA512

05bc5474f5246b70e604ec616e3969b1de1573693e98c72e240ed72e95825315ba83e27302f19f6e2b460dc925c9e702985ec057e9a9f808fd1c3f9fe3f78ecb
SSDEEP

12288:0E6rSil4Pbs3j09TMmonCh5atbz9+eoQoUZpDd7Da1nX9y1WO/zFZxm:6e3Q3j0dMZnCutz4zI5xDwXUAms

Score

10^/10

dridex 10222 botnet discovery evasion trojan

Malware Config

Extracted

Family

dridex

Botnet

10222

174.128.245.202:443

51.83.3.52:13786

69.64.50.41:6602

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

3 784 rundll32.exe
5 784 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
3	784	rundll32.exe
5	784	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 2320 wrote to memory of 784	2320	rundll32.exe	rundll32.exe
PID 2320 wrote to memory of 784	2320	rundll32.exe	rundll32.exe
PID 2320 wrote to memory of 784	2320	rundll32.exe	rundll32.exe
PID 2320 wrote to memory of 784	2320	rundll32.exe	rundll32.exe
PID 2320 wrote to memory of 784	2320	rundll32.exe	rundll32.exe
PID 2320 wrote to memory of 784	2320	rundll32.exe	rundll32.exe
PID 2320 wrote to memory of 784	2320	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\90eaea5654f4d01c08962f961d5893ac_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2320

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\90eaea5654f4d01c08962f961d5893ac_JaffaCakes118.dll,#1
2⤵
- Blocklisted process makes network request
- Checks whether UAC is enabled
PID:784

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/784-0-0x0000000000740000-0x0000000000879000-memory.dmp

Filesize
1.2MB

Download
memory/784-2-0x0000000000740000-0x0000000000879000-memory.dmp

Filesize
1.2MB

Download
memory/784-4-0x0000000000740000-0x0000000000879000-memory.dmp

Filesize
1.2MB

Download
memory/784-6-0x0000000000140000-0x0000000000141000-memory.dmp

Filesize
4KB

Download
memory/784-3-0x0000000000740000-0x0000000000879000-memory.dmp

Filesize
1.2MB

Download
memory/784-7-0x0000000000740000-0x0000000000879000-memory.dmp

Filesize
1.2MB

Download
memory/784-9-0x0000000000140000-0x0000000000141000-memory.dmp

Filesize
4KB

Download