dridex | 37b05656e423fc0274bc6828afbab86703b51ef9172bbd9ec3db215c257f6e24

Analysis

max time kernel
24s
max time network
12s
platform
windows7_x64
resource
win7v20210410
submitted
27/04/2021, 11:21

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General

Target
7bbfddd7_by_Libranalysis.dll
Size 162KB
Sample210427-nmt4bd42we
SHA256 37b05656e423fc0274bc6828afbab86703b51ef9172bbd9ec3db215c257f6e24
MD5 7bbfddd76188bbe8af1f18f404340c58
SHA1 3e695376806141757c2ed0322ebcb72a4b1c836a
SHA512 56235245bd7ca8573ff7501983a1f3837fd7258366fb521a41c302abfbf9cbb9d54297ebf8e2060e4b13a7faba5240de2dfa31ea7136dcdca12b78fbe1a4a14c
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/1968-61-0x0000000074740000-0x000000007476E000-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 1996 wrote to memory of 1968	1996	rundll32.exe	26
PID 1996 wrote to memory of 1968	1996	rundll32.exe	26
PID 1996 wrote to memory of 1968	1996	rundll32.exe	26
PID 1996 wrote to memory of 1968	1996	rundll32.exe	26
PID 1996 wrote to memory of 1968	1996	rundll32.exe	26
PID 1996 wrote to memory of 1968	1996	rundll32.exe	26
PID 1996 wrote to memory of 1968	1996	rundll32.exe	26

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\7bbfddd7_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1996
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\7bbfddd7_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1968

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/1968-60-0x0000000075D41000-0x0000000075D43000-memory.dmp

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memory/1968-61-0x0000000074740000-0x000000007476E000-memory.dmp

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memory/1968-63-0x0000000000140000-0x0000000000146000-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