dridex | 3bc2b7708dd0bc5f1d341474de3157dba6349faf082c96e99f44d71162ab447e

Analysis

max time kernel
120s
max time network
124s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 07:13

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General

Target

JaffaCakes118_3bc2b7708dd0bc5f1d341474de3157dba6349faf082c96e99f44d71162ab447e.dll
Size

161KB
MD5

1ad729e6ad57931f3da7aac71f4adde3
SHA1

ed729a7f8797a2cb59421ed218abdf9723a7eff7
SHA256

3bc2b7708dd0bc5f1d341474de3157dba6349faf082c96e99f44d71162ab447e
SHA512

fe6295a2cf894762c930782ae091a113b959f84bef9c088293114d75cd2fb7cb4275fc93a7bc61a9ec4635ee55c1b01f689890fb69dd2d686c97a6db2e8d92fc
SSDEEP

3072:V1Suywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2wGkFY:PnS62Fl+pkeJl3CvRStrFl+EYh

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

78.46.73.125:443

185.148.168.26:2303

66.113.160.126:8172

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/2268-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2268-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2088	2268	WerFault.exe	30

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 11 IoCs

description	pid	Process	procid_target
PID 2496 wrote to memory of 2268	2496	rundll32.exe	30
PID 2496 wrote to memory of 2268	2496	rundll32.exe	30
PID 2496 wrote to memory of 2268	2496	rundll32.exe	30
PID 2496 wrote to memory of 2268	2496	rundll32.exe	30
PID 2496 wrote to memory of 2268	2496	rundll32.exe	30
PID 2496 wrote to memory of 2268	2496	rundll32.exe	30
PID 2496 wrote to memory of 2268	2496	rundll32.exe	30
PID 2268 wrote to memory of 2088	2268	rundll32.exe	32
PID 2268 wrote to memory of 2088	2268	rundll32.exe	32
PID 2268 wrote to memory of 2088	2268	rundll32.exe	32
PID 2268 wrote to memory of 2088	2268	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3bc2b7708dd0bc5f1d341474de3157dba6349faf082c96e99f44d71162ab447e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2496
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3bc2b7708dd0bc5f1d341474de3157dba6349faf082c96e99f44d71162ab447e.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2268
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2268 -s 256
    3⤵
    - Program crash
    PID:2088

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2268-0-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2268-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2268-3-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2268-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download