bazarloader | aee116011409a5bec7d356bd8f704df0a361fb029bf20178d49e02607798d9a1

General

Target

1f45bcf1fb8b7ef74a57d19a371f41cf.dll
Size

1.3MB
MD5

1f45bcf1fb8b7ef74a57d19a371f41cf
SHA1

9b7f346a04f8481c22fb6f8853f76349402a7009
SHA256

aee116011409a5bec7d356bd8f704df0a361fb029bf20178d49e02607798d9a1
SHA512

6cdbc392b650420d9238d7400956fa41ec9ede827576b9023b977e232dd18b3dd72f36082fc6cdb5af7f62868b0bd00e9b718522799467c674efb6202a169f9f
SSDEEP

24576:ax12nIqqCgOgFO9fccuUMHKv+i7e1LXEdFoGzIyXjxeKr:aYIqJPV9fcHqmGSr9or

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 7 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2928-0-0x0000000027700000-0x0000000027764000-memory.dmp	BazarLoaderVar3
behavioral1/memory/2928-1-0x000007FEF6CC0000-0x000007FEF6E62000-memory.dmp	BazarLoaderVar3
behavioral1/memory/2928-10-0x0000000027700000-0x0000000027764000-memory.dmp	BazarLoaderVar3
behavioral1/memory/2928-9-0x000007FEF6CC0000-0x000007FEF6E62000-memory.dmp	BazarLoaderVar3
behavioral1/memory/2696-11-0x0000000027660000-0x00000000276C4000-memory.dmp	BazarLoaderVar3
behavioral1/memory/2696-12-0x000007FEF63E0000-0x000007FEF6582000-memory.dmp	BazarLoaderVar3
behavioral1/memory/2696-19-0x0000000027660000-0x00000000276C4000-memory.dmp	BazarLoaderVar3

Modifies registry key 1 TTPs 1 IoCs

Modify Registry
T1112

Processes:

reg.exe

pid process

2348 reg.exe
Runs ping.exe 1 TTPs 2 IoCs

Remote System Discovery
T1018

Processes:

PING.EXEPING.EXE

pid process

2164 PING.EXE
1856 PING.EXE
Suspicious behavior: CmdExeWriteProcessMemorySpam 1 IoCs

Processes:

regsvr32.exe

pid process

2696 regsvr32.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

regsvr32.exe

pid process

2696 regsvr32.exe

pid	process
2348	reg.exe

pid	process
2164	PING.EXE
1856	PING.EXE

pid	process
2696	regsvr32.exe

pid	process
2696	regsvr32.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

regsvr32.execmd.exeregsvr32.exe

description	pid	process	target process
PID 2928 wrote to memory of 820	2928	regsvr32.exe	cmd.exe
PID 2928 wrote to memory of 820	2928	regsvr32.exe	cmd.exe
PID 2928 wrote to memory of 820	2928	regsvr32.exe	cmd.exe
PID 820 wrote to memory of 2164	820	cmd.exe	PING.EXE
PID 820 wrote to memory of 2164	820	cmd.exe	PING.EXE
PID 820 wrote to memory of 2164	820	cmd.exe	PING.EXE
PID 820 wrote to memory of 2696	820	cmd.exe	regsvr32.exe
PID 820 wrote to memory of 2696	820	cmd.exe	regsvr32.exe
PID 820 wrote to memory of 2696	820	cmd.exe	regsvr32.exe
PID 820 wrote to memory of 2696	820	cmd.exe	regsvr32.exe
PID 820 wrote to memory of 2696	820	cmd.exe	regsvr32.exe
PID 2696 wrote to memory of 1204	2696	regsvr32.exe	cmd.exe
PID 2696 wrote to memory of 1204	2696	regsvr32.exe	cmd.exe
PID 2696 wrote to memory of 1204	2696	regsvr32.exe	cmd.exe

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\1f45bcf1fb8b7ef74a57d19a371f41cf.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2928

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\1f45bcf1fb8b7ef74a57d19a371f41cf.dll" mscp ahis & exit
2⤵
- Suspicious use of WriteProcessMemory
PID:820

C:\Windows\system32\PING.EXE
ping 127.0.0.1 -n 8
3⤵
- Runs ping.exe
PID:2164

C:\Windows\system32\regsvr32.exe
"C:\Windows\system32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\1f45bcf1fb8b7ef74a57d19a371f41cf.dll" mscp ahis
3⤵
- Suspicious behavior: CmdExeWriteProcessMemorySpam
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2696

C:\Windows\system32\cmd.exe
cmd.exe /c echo %temp%
4⤵
PID:1204

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\Damp\lrmeihkpubjk.exe" mscp arih & exit
4⤵
PID:2248

C:\Windows\system32\cmd.exe
cmd.exe /c reg.exe add HKCU\Software\Microsoft\Windows\CurrentVersion\Run /f /v RealtechUpdate /t REG_SZ /d "\"C:\Windows\system32\regsvr32.exe\" /s \"C:\Users\Admin\AppData\Local\Temp\Damp\lrmeihkpubjk.exe\" mscp arih"
4⤵
PID:2256

C:\Windows\system32\reg.exe
reg.exe add HKCU\Software\Microsoft\Windows\CurrentVersion\Run /f /v RealtechUpdate /t REG_SZ /d "\"C:\Windows\system32\regsvr32.exe\" /s \"C:\Users\Admin\AppData\Local\Temp\Damp\lrmeihkpubjk.exe\" mscp arih"
1⤵
- Modifies registry key
PID:2348

C:\Windows\system32\PING.EXE
ping 127.0.0.1 -n 8
1⤵
- Runs ping.exe
PID:1856

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Remote System Discovery

1

T1018

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2696-11-0x0000000027660000-0x00000000276C4000-memory.dmp

Filesize
400KB

Download
memory/2696-12-0x000007FEF63E0000-0x000007FEF6582000-memory.dmp

Filesize
1.6MB

Download
memory/2696-19-0x0000000027660000-0x00000000276C4000-memory.dmp

Filesize
400KB

Download
memory/2696-18-0x000007FEF63E0000-0x000007FEF6582000-memory.dmp

Filesize
1.6MB

Download
memory/2928-0-0x0000000027700000-0x0000000027764000-memory.dmp

Filesize
400KB

Download
memory/2928-1-0x000007FEF6CC0000-0x000007FEF6E62000-memory.dmp

Filesize
1.6MB

Download
memory/2928-10-0x0000000027700000-0x0000000027764000-memory.dmp

Filesize
400KB

Download
memory/2928-9-0x000007FEF6CC0000-0x000007FEF6E62000-memory.dmp

Filesize
1.6MB

Download

Analysis

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