dridex | d4db8330d019955036a183193bbb29665eb1b8a554cb20fd2baba1363301305f

Analysis

max time kernel
53s
max time network
121s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 23:42

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General

Target

JaffaCakes118_d4db8330d019955036a183193bbb29665eb1b8a554cb20fd2baba1363301305f.dll
Size

204KB
MD5

7ffc2bada4c2acf8917af7dcf9a9bd0f
SHA1

703d226336c1501906a9687627fd5640de5d27f7
SHA256

d4db8330d019955036a183193bbb29665eb1b8a554cb20fd2baba1363301305f
SHA512

35f4e64619c9e63729c7987a520e604bfe24d1db6ee189a69fc3c81c969e4e4a9fd37664af13562633bff64d176866cc0d3355a894a80ca86ff09f3b5c1257e4
SSDEEP

3072:n6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:nZuX6pEaeEDheWa+Jc9bhorfTw

Score

10^/10

dridex 40111 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

45.58.56.12:443

162.241.54.59:6601

51.91.76.89:2303

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex
Dridex family
dridex

Dridex Loader 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2348-1-0x00000000753E0000-0x0000000075415000-memory.dmp	dridex_ldr
behavioral1/memory/2348-2-0x00000000753E0000-0x0000000075415000-memory.dmp	dridex_ldr

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

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2328 wrote to memory of 2348	2328	rundll32.exe	31
PID 2328 wrote to memory of 2348	2328	rundll32.exe	31
PID 2328 wrote to memory of 2348	2328	rundll32.exe	31
PID 2328 wrote to memory of 2348	2328	rundll32.exe	31
PID 2328 wrote to memory of 2348	2328	rundll32.exe	31
PID 2328 wrote to memory of 2348	2328	rundll32.exe	31
PID 2328 wrote to memory of 2348	2328	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d4db8330d019955036a183193bbb29665eb1b8a554cb20fd2baba1363301305f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2328
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d4db8330d019955036a183193bbb29665eb1b8a554cb20fd2baba1363301305f.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2348

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2348-0-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/2348-1-0x00000000753E0000-0x0000000075415000-memory.dmp

Filesize
212KB

Download
memory/2348-3-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/2348-2-0x00000000753E0000-0x0000000075415000-memory.dmp

Filesize
212KB

Download