dridex | 42ccbdf9c7a08110c9940657d2d0748746c8639d61b7320dc830f70b79948c51

Analysis

max time kernel
146s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
24-06-2024 08:01

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General

Target

0754d61449d4f3fcfb69b0689b3e86bb_JaffaCakes118.dll
Size

784KB
MD5

0754d61449d4f3fcfb69b0689b3e86bb
SHA1

3593ce27a49b18ab08be91c39be9400dac06a523
SHA256

42ccbdf9c7a08110c9940657d2d0748746c8639d61b7320dc830f70b79948c51
SHA512

3b3ec3c07d6bfafc163844e0877a5dc447d27c94be6ce5275715292b82d8d21df9940b012387deb6ba46046cfb958da9cde6bf09013b66df96a99ecf5684a206
SSDEEP

12288:MH2ijy7t9KVRxsYFPRSo5XkBCLu+PY1iqTrGaFhnt/vqqBhfN4MOFNkSr:MH2wgt9eDpSxP1iqTzVSqBT5OFx

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

Processes:

rundll32.exe

flow pid process

21 1976 rundll32.exe
57 1976 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

Processes:

rundll32.exe

description ioc process

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

flow	pid	process
21	1976	rundll32.exe
57	1976	rundll32.exe

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

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 3884 wrote to memory of 1976	3884	rundll32.exe	rundll32.exe
PID 3884 wrote to memory of 1976	3884	rundll32.exe	rundll32.exe
PID 3884 wrote to memory of 1976	3884	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0754d61449d4f3fcfb69b0689b3e86bb_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3884

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0754d61449d4f3fcfb69b0689b3e86bb_JaffaCakes118.dll,#1
2⤵
- Blocklisted process makes network request
- Checks whether UAC is enabled
PID:1976

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4248,i,3549704109630749084,1975543916261970610,262144 --variations-seed-version --mojo-platform-channel-handle=3888 /prefetch:8
1⤵
PID:1112

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/1976-1-0x0000000074D20000-0x0000000074E3E000-memory.dmp

Filesize
1.1MB

Download
memory/1976-2-0x0000000074DE2000-0x0000000074DE6000-memory.dmp

Filesize
16KB

Download
memory/1976-3-0x0000000074D20000-0x0000000074E3E000-memory.dmp

Filesize
1.1MB

Download
memory/1976-4-0x0000000074D20000-0x0000000074E3E000-memory.dmp

Filesize
1.1MB

Download