bazarloader | 29fc04ad420d5b64e7f420c6d9b4f86b9ee4e36483538d4e3b1835950baca760 | Triage

Analysis

max time kernel
137s
max time network
161s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
11-04-2024 12:37

Sharing

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General

Target

Documents.dll
Size

724KB
MD5

d7e7cf2ed643c84f35da54f6abbc8409
SHA1

4eaff70353abf1a9d1caf840d7a23c3f72fc5bb6
SHA256

4374f12287c158cc6e9421640b459455307e471711cc41f5666a1cbc553a3eb3
SHA512

cdf21fdcece645df88392bb9a0a865cb6ff5180d25bdeffab3a781c58612c84e0b2de1cbca8dacbfd307e3afcaf1fb5f60527f572c6b6098a43defc142799b21
SSDEEP

12288:eZ8/FEwPCrLWmPKaDkseX533dzRm1qZLCpCj8FhCJQ7hmEJMz:nWr9CMkT33d92iLCCaXh1JM

Score

10^/10

bazarloader dropper loader

Malware Config

Signatures

Bazar Loader
Detected loader normally used to deploy BazarBackdoor malware.
loader dropper bazarloader

Bazar/Team9 Loader payload 3 IoCs

resource	yara_rule
behavioral4/memory/2984-0-0x0000000180000000-0x000000018002A000-memory.dmp	BazarLoaderVar5
behavioral4/memory/2984-1-0x0000000180000000-0x000000018002A000-memory.dmp	BazarLoaderVar5
behavioral4/memory/2984-2-0x0000000180000000-0x000000018002A000-memory.dmp	BazarLoaderVar5

Blocklisted process makes network request 5 IoCs

flow	pid	Process
48	2984	rundll32.exe
49	2984	rundll32.exe
50	2984	rundll32.exe
51	2984	rundll32.exe
52	2984	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Documents.dll,#1
1⤵
- Blocklisted process makes network request
PID:2984

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 --no-appcompat-clear --mojo-platform-channel-handle=1416 --field-trial-handle=2228,i,521073434451423547,2311651514500527526,262144 --variations-seed-version /prefetch:8
1⤵
PID:4976

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2984-0-0x0000000180000000-0x000000018002A000-memory.dmp

Filesize
168KB

Download
memory/2984-1-0x0000000180000000-0x000000018002A000-memory.dmp

Filesize
168KB

Download
memory/2984-2-0x0000000180000000-0x000000018002A000-memory.dmp

Filesize
168KB

Download