dridex | 3e41df16157d02c9c07100ebf07f2682c3ce61d5a615f456e01a43d0c3829d7a

Analysis

max time kernel
29s
max time network
12s
platform
windows7_x64
resource
win7v20210408
submitted
07/05/2021, 20:03

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General

Target
75258420_by_Libranalysis.dll
Size 162KB
Sample210507-rb355smrtn
SHA256 3e41df16157d02c9c07100ebf07f2682c3ce61d5a615f456e01a43d0c3829d7a
MD5 752584208d22de2331262d2da6925203
SHA1 2dc7a8c4e7d26dd7c276a38ce986eeddd73dac89
SHA512 ea95e512231b3e0e6b52e4003349366ef9e35a0cfaeebff7cc84d6dd37de605923d11bbcd6477890a139a6115bbb672bb64ddb765b2d3089ab1c4a930b5c065d
MD5 SHA1 SHA512

Score

10^/10

dridex 40112 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

107.172.227.10:443
172.93.133.123:2303
108.168.61.147:8172

rc4.plain

Signatures

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

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1904-62-0x00000000748B0000-0x00000000748DE000-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

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 684 wrote to memory of 1904	684	rundll32.exe	25
PID 684 wrote to memory of 1904	684	rundll32.exe	25
PID 684 wrote to memory of 1904	684	rundll32.exe	25
PID 684 wrote to memory of 1904	684	rundll32.exe	25
PID 684 wrote to memory of 1904	684	rundll32.exe	25
PID 684 wrote to memory of 1904	684	rundll32.exe	25
PID 684 wrote to memory of 1904	684	rundll32.exe	25

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\75258420_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:684
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\75258420_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1904

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1904-61-0x0000000075C71000-0x0000000075C73000-memory.dmp

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memory/1904-62-0x00000000748B0000-0x00000000748DE000-memory.dmp

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memory/1904-64-0x0000000000190000-0x0000000000196000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads