dridex | 120c3c37af1672c02ce61d7a64795e9cf44146a6e753e5d889c3bfa360d6cd2d

Analysis

max time kernel
140s
max time network
120s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
16/07/2024, 15:13

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General

Target

4ee129a17d4714d96f9a56e5f5aeb49f_JaffaCakes118.dll
Size

785KB
MD5

4ee129a17d4714d96f9a56e5f5aeb49f
SHA1

49d6323987c01c2b887101ff493b510229e17428
SHA256

120c3c37af1672c02ce61d7a64795e9cf44146a6e753e5d889c3bfa360d6cd2d
SHA512

f0c845e941b7af77db60447c4e04a0a693e5327f58baff19fa9da2fcc28eecf18743c000d36eca32ba82bdf6dbd620e6517c064023fcb11fe48f9a88e8f9be79
SSDEEP

12288:kbqkjZS1Vu8MpJYosZUmc16RWdrpo8+FFcLxT8HoxmRsDJteMKTy81MOU7qOkQR1:kbqkjZSqxYjxoArwQobmMKpiOUFkK1

Score

10^/10

dridex 10444 botnet discovery evasion trojan

Malware Config

Extracted

Family

dridex

Botnet

10444

209.20.87.138:443

198.1.115.153:8172

151.236.29.248:6516

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

flow	pid	Process
3	2036	rundll32.exe
5	2036	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

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2436 wrote to memory of 2036	2436	rundll32.exe	30
PID 2436 wrote to memory of 2036	2436	rundll32.exe	30
PID 2436 wrote to memory of 2036	2436	rundll32.exe	30
PID 2436 wrote to memory of 2036	2436	rundll32.exe	30
PID 2436 wrote to memory of 2036	2436	rundll32.exe	30
PID 2436 wrote to memory of 2036	2436	rundll32.exe	30
PID 2436 wrote to memory of 2036	2436	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\4ee129a17d4714d96f9a56e5f5aeb49f_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2436
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\4ee129a17d4714d96f9a56e5f5aeb49f_JaffaCakes118.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Checks whether UAC is enabled
  PID:2036

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2036-1-0x00000000748F0000-0x0000000074A0B000-memory.dmp

Filesize
1.1MB

Download
memory/2036-3-0x00000000748F0000-0x0000000074A0B000-memory.dmp

Filesize
1.1MB

Download
memory/2036-2-0x00000000749B2000-0x00000000749B6000-memory.dmp

Filesize
16KB

Download
memory/2036-4-0x00000000748F0000-0x0000000074A0B000-memory.dmp

Filesize
1.1MB

Download
memory/2036-5-0x00000000748F0000-0x0000000074A0B000-memory.dmp

Filesize
1.1MB

Download