bazarloader | 71ad79da21c462fb4b1f0d701c32e8399aae10c5e0e42b739cc315944358bb1b

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
31-10-2024 02:29

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General

Target

81390a1eab7befbdaef6645bfe138454_JaffaCakes118.dll
Size

750KB
MD5

81390a1eab7befbdaef6645bfe138454
SHA1

3194e80ee05a954d9f03ace38df627ca46fde74a
SHA256

71ad79da21c462fb4b1f0d701c32e8399aae10c5e0e42b739cc315944358bb1b
SHA512

725252f505f5cf17849f06278c2633f879182472f062b1f6ee7b644067e9204a3cc640f95e49a6e7b70b79e47ecf8c78ecd4172400ef352bb52326afb3960f19
SSDEEP

12288:t7ASPjg9Pd50l3o0x4ckVEjfzOd2PaaqySjy/sB2Tx3Znze:VASPk9l+PaRy/swTx1e

Score

10^/10

bazarloader dropper loader

Malware Config

Extracted

Family

bazarloader

178.128.165.179

157.230.121.131

167.172.42.125

134.122.62.33

blackrain15.bazar

reddew28c.bazar

bluehail.bazar

whitestorm9p.bazar

Signatures

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

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
2756	timeout.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2612 wrote to memory of 2780	2612	rundll32.exe	31
PID 2612 wrote to memory of 2780	2612	rundll32.exe	31
PID 2612 wrote to memory of 2780	2612	rundll32.exe	31
PID 2780 wrote to memory of 2756	2780	cmd.exe	33
PID 2780 wrote to memory of 2756	2780	cmd.exe	33
PID 2780 wrote to memory of 2756	2780	cmd.exe	33
PID 2780 wrote to memory of 2056	2780	cmd.exe	34
PID 2780 wrote to memory of 2056	2780	cmd.exe	34
PID 2780 wrote to memory of 2056	2780	cmd.exe	34

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\81390a1eab7befbdaef6645bfe138454_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2612
- C:\Windows\system32\cmd.exe
  cmd /c timeout 9 > NUL & "C:\Windows\system32\rundll32.exe" "C:\Users\Admin\AppData\Local\Temp\81390a1eab7befbdaef6645bfe138454_JaffaCakes118.dll", #1 wdtbkqfe koorgsfd & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2780
- - C:\Windows\system32\timeout.exe
    timeout 9
    3⤵
    - Delays execution with timeout.exe
    PID:2756
- - C:\Windows\system32\rundll32.exe
    "C:\Windows\system32\rundll32.exe" "C:\Users\Admin\AppData\Local\Temp\81390a1eab7befbdaef6645bfe138454_JaffaCakes118.dll", #1 wdtbkqfe koorgsfd
    3⤵
    PID:2056

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2056-5-0x0000000180000000-0x000000018001F000-memory.dmp

Filesize
124KB

Download
memory/2056-6-0x0000000180000000-0x000000018001F000-memory.dmp

Filesize
124KB

Download
memory/2612-0-0x0000000180000000-0x000000018001F000-memory.dmp

Filesize
124KB

Download
memory/2612-1-0x0000000180000000-0x000000018001F000-memory.dmp

Filesize
124KB

Download
memory/2612-2-0x0000000180000000-0x000000018001F000-memory.dmp

Filesize
124KB

Download
memory/2612-3-0x0000000180000000-0x000000018001F000-memory.dmp

Filesize
124KB

Download