bazarbackdoor | 842e396f05d590ec88da30e6180dfb29a7aec16e3ef5b49398fde8b79e4090bd

General

Target

ee1db7f0ad39df1af6eb5166447b1471.exe
Size

386KB
MD5

ee1db7f0ad39df1af6eb5166447b1471
SHA1

9111bc344d733b1aba0aef2e81b5e9fbc9d01e8f
SHA256

842e396f05d590ec88da30e6180dfb29a7aec16e3ef5b49398fde8b79e4090bd
SHA512

26366e9fbc998105a4ee00ab91abb4110fc8849a513a29821e3611a3762cfb083722bc83836704de87531e9164d648e16b6a381daa3f046ead17ac4422fab0e0

Score

10^/10

bazarbackdoor bazarloader backdoor dropper loader

Malware Config

Signatures

Bazar Loader
Detected loader normally used to deploy BazarBackdoor malware.
loader dropper bazarloader
BazarBackdoor
Stealthy backdoor targeting corporate networks, believed to be developed by Trickbot's authors.
backdoor bazarbackdoor

Bazar/Team9 Backdoor payload 3 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1540-62-0x000000004A630000-0x000000004A681000-memory.dmp	BazarBackdoorVar4
behavioral1/memory/1540-63-0x000000004A654554-mapping.dmp	BazarBackdoorVar4
behavioral1/memory/1540-65-0x000000004A630000-0x000000004A681000-memory.dmp	BazarBackdoorVar4

Bazar/Team9 Loader payload 2 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1096-59-0x0000000000360000-0x000000000039E000-memory.dmp	BazarLoaderVar6
behavioral1/memory/1556-66-0x0000000000280000-0x00000000002BE000-memory.dmp	BazarLoaderVar6

Blocklisted process makes network request 5 IoCs

Processes:

cmd.exe

flow pid process

11 1540 cmd.exe
12 1540 cmd.exe
13 1540 cmd.exe
14 1540 cmd.exe
15 1540 cmd.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

ee1db7f0ad39df1af6eb5166447b1471.exe

description pid process target process

PID 1096 set thread context of 1540 1096 ee1db7f0ad39df1af6eb5166447b1471.exe cmd.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

ee1db7f0ad39df1af6eb5166447b1471.exe

pid process

1096 ee1db7f0ad39df1af6eb5166447b1471.exe
1096 ee1db7f0ad39df1af6eb5166447b1471.exe
1096 ee1db7f0ad39df1af6eb5166447b1471.exe

flow	pid	process
11	1540	cmd.exe
12	1540	cmd.exe
13	1540	cmd.exe
14	1540	cmd.exe
15	1540	cmd.exe

description	pid	process	target process
PID 1096 set thread context of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe

pid	process
1096	ee1db7f0ad39df1af6eb5166447b1471.exe
1096	ee1db7f0ad39df1af6eb5166447b1471.exe
1096	ee1db7f0ad39df1af6eb5166447b1471.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

ee1db7f0ad39df1af6eb5166447b1471.exe

description	pid	process	target process
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe
PID 1096 wrote to memory of 1540	1096	ee1db7f0ad39df1af6eb5166447b1471.exe	cmd.exe

C:\Users\Admin\AppData\Local\Temp\ee1db7f0ad39df1af6eb5166447b1471.exe
"C:\Users\Admin\AppData\Local\Temp\ee1db7f0ad39df1af6eb5166447b1471.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1096

C:\Windows\System32\cmd.exe
C:\Windows\System32\cmd.exe
2⤵
- Blocklisted process makes network request
PID:1540

C:\Users\Admin\AppData\Local\Temp\ee1db7f0ad39df1af6eb5166447b1471.exe
C:\Users\Admin\AppData\Local\Temp\ee1db7f0ad39df1af6eb5166447b1471.exe 216291141
1⤵
PID:1556

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
MD5
a7dd1356dfe55e59718e7f6d19daf647

SHA1
4bfd9c3d976d9e71f9277a35aeba8114b392c038

SHA256
e207082d8e3631b67b59c597fee7a5411ac37856b28b01d33f2f0629432ade47

SHA512
94fcd9be91279e8033ca730aed9187e63fc1f3e18f15a36484bd042cdc8cf07b0bf7980848d8348d8e951c2bef1bb06f587a5a633db684fb71cfd02a459beba2

Download Submit
memory/1096-59-0x0000000000360000-0x000000000039E000-memory.dmp

Filesize
248KB

Download
memory/1096-61-0x000007FEFB6B1000-0x000007FEFB6B3000-memory.dmp

Filesize
8KB

Download
memory/1540-62-0x000000004A630000-0x000000004A681000-memory.dmp

Filesize
324KB

Download
memory/1540-63-0x000000004A654554-mapping.dmp

Download
memory/1540-65-0x000000004A630000-0x000000004A681000-memory.dmp

Filesize
324KB

Download
memory/1556-66-0x0000000000280000-0x00000000002BE000-memory.dmp

Filesize
248KB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads