bazarloader | 26be0ba3533703f5eeea8489e6a8881461dab7f597f33e546182ba1910953d09

Analysis

max time kernel
146s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
10-04-2024 09:59

Target

26be0ba3533703f5eeea8489e6a8881461dab7f597f33e546182ba1910953d09.dll
Size

1.3MB
MD5

fd52cd9bfb7b40a3992c2ec5f42bdcb8
SHA1

9f0a0af3faf66b2715f575fd56a7a2968a077b47
SHA256

26be0ba3533703f5eeea8489e6a8881461dab7f597f33e546182ba1910953d09
SHA512

d83cc92992a35c4c06507e5ad4804d822acb8aa2f61cc34763ed72e596dbeab67b5554eedd15b33a9649f93044c49d43c0b6eb4c195b6906041465a2d70a195d
SSDEEP

24576:ax12nIqqCgOgFO9fccuUMHKv+i7e1LXEdFoGzIyXjxeKF:aYIqJPV9fcHqmGSr9oF

Score

10^/10

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

Bazar/Team9 Loader payload 6 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3736-0-0x0000000027860000-0x00000000278C4000-memory.dmp	BazarLoaderVar3
behavioral2/memory/3736-1-0x00007FFE6E020000-0x00007FFE6E1C2000-memory.dmp	BazarLoaderVar3
behavioral2/memory/3736-8-0x00007FFE6E020000-0x00007FFE6E1C2000-memory.dmp	BazarLoaderVar3
behavioral2/memory/3736-9-0x0000000027860000-0x00000000278C4000-memory.dmp	BazarLoaderVar3
behavioral2/memory/3220-10-0x00000000274F0000-0x0000000027554000-memory.dmp	BazarLoaderVar3
behavioral2/memory/3220-11-0x00007FFE6E200000-0x00007FFE6E3A2000-memory.dmp	BazarLoaderVar3

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

1636 PING.EXE

pid	process
1636	PING.EXE

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

regsvr32.execmd.exe

description	pid	process	target process
PID 3736 wrote to memory of 1860	3736	regsvr32.exe	cmd.exe
PID 3736 wrote to memory of 1860	3736	regsvr32.exe	cmd.exe
PID 1860 wrote to memory of 1636	1860	cmd.exe	PING.EXE
PID 1860 wrote to memory of 1636	1860	cmd.exe	PING.EXE
PID 1860 wrote to memory of 3220	1860	cmd.exe	regsvr32.exe
PID 1860 wrote to memory of 3220	1860	cmd.exe	regsvr32.exe

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\26be0ba3533703f5eeea8489e6a8881461dab7f597f33e546182ba1910953d09.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:3736
- C:\Windows\system32\cmd.exe
  cmd /c ping 127.0.0.1 -n 8 & "C:\Windows\system32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\26be0ba3533703f5eeea8489e6a8881461dab7f597f33e546182ba1910953d09.dll" mscp ahis & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1860
- - C:\Windows\system32\PING.EXE
    ping 127.0.0.1 -n 8
    3⤵
    - Runs ping.exe
    PID:1636
- - C:\Windows\system32\regsvr32.exe
    "C:\Windows\system32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\26be0ba3533703f5eeea8489e6a8881461dab7f597f33e546182ba1910953d09.dll" mscp ahis
    3⤵
    PID:3220

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=1316 --field-trial-handle=2280,i,11703952675008463361,17436195144517971517,262144 --variations-seed-version /prefetch:8
1⤵
PID:532

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Remote System Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

memory/3220-10-0x00000000274F0000-0x0000000027554000-memory.dmp

Filesize
400KB

Download
memory/3220-11-0x00007FFE6E200000-0x00007FFE6E3A2000-memory.dmp

Filesize
1.6MB

Download
memory/3736-0-0x0000000027860000-0x00000000278C4000-memory.dmp

Filesize
400KB

Download
memory/3736-1-0x00007FFE6E020000-0x00007FFE6E1C2000-memory.dmp

Filesize
1.6MB

Download
memory/3736-8-0x00007FFE6E020000-0x00007FFE6E1C2000-memory.dmp

Filesize
1.6MB

Download
memory/3736-9-0x0000000027860000-0x00000000278C4000-memory.dmp

Filesize
400KB

Download