bazarbackdoor | 57b1478167911e633c9480852e6e8e87691c9f8a31201fbd25a70ab42c07808c

General

Target

home.exe
Size

675KB
MD5

7f82baf6acac3e3082e2c22c657e8c0c
SHA1

0b950d2be03ca5ab99c81cc629c434e980cd167a
SHA256

57b1478167911e633c9480852e6e8e87691c9f8a31201fbd25a70ab42c07808c
SHA512

83e1b81eed8656a56c8ff7b9f6e32c03a45e9518b9144d1fe7eda57ecc9898d3dcfeb703d195a4d9e3578ace25085764cf3ce9da68915273fcea0181866e9e61

Score

10^/10

bazarbackdoor backdoor

Malware Config

Signatures

BazarBackdoor 6 IoCs

Stealthy backdoor targeting corporate networks, believed to be developed by Trickbot's authors.

backdoor bazarbackdoor

Processes:

description	flow	ioc
HTTP URL	24	https://lukeschicago.com/852b57d84ba48302555ce2a35a1277ce/4
HTTP URL	26	https://ukmedm.com/852b57d84ba48302555ce2a35a1277ce/4
HTTP URL	27	https://ukmedm.com/852b57d84ba48302555ce2a35a1277ce/4
HTTP URL	28	https://ukmedm.com/852b57d84ba48302555ce2a35a1277ce/4
HTTP URL	29	https://ukmedm.com/852b57d84ba48302555ce2a35a1277ce/2
HTTP URL	19	https://hotelmonteleone.com/852b57d84ba48302555ce2a35a1277ce/4

Blacklisted process makes network request 7 IoCs

Processes:

cmd.exe

flow pid process

19 392 cmd.exe
21 392 cmd.exe
24 392 cmd.exe
26 392 cmd.exe
27 392 cmd.exe
28 392 cmd.exe
29 392 cmd.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

home.exe

description pid process target process

PID 336 set thread context of 392 336 home.exe cmd.exe

flow	pid	process
19	392	cmd.exe
21	392	cmd.exe
24	392	cmd.exe
26	392	cmd.exe
27	392	cmd.exe
28	392	cmd.exe
29	392	cmd.exe

description	pid	process	target process
PID 336 set thread context of 392	336	home.exe	cmd.exe

Modifies system certificate store 2 TTPs 5 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

Processes:

home.execmd.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13	home.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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	home.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349	cmd.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	cmd.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	cmd.exe

Suspicious use of WriteProcessMemory 852 IoCs

Processes:

home.exe

description	pid	process	target process
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe
PID 336 wrote to memory of 392	336	home.exe	cmd.exe

C:\Users\Admin\AppData\Local\Temp\home.exe
"C:\Users\Admin\AppData\Local\Temp\home.exe"
1⤵
- Suspicious use of SetThreadContext
- Modifies system certificate store
- Suspicious use of WriteProcessMemory
PID:336

C:\Windows\System32\cmd.exe
C:\Windows\System32\cmd.exe
2⤵
- Blacklisted process makes network request
- Modifies system certificate store
PID:392

C:\Users\Admin\AppData\Local\Temp\home.exe
C:\Users\Admin\AppData\Local\Temp\home.exe 3603234750
1⤵
PID:560

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Install Root Certificate

1

T1130

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
MD5
2aa8f9928c6d3d25de95a41c1147ef22

SHA1
888595dcd071a0a108f3bc35f058636ea9f354db

SHA256
b0b8f91a9643a273d29b70ffb1432b7749f1293c00f446f8e645355db1920233

SHA512
b25f5e46f73bed266fbf0751b0ee7f713d76eed45531700964a66cf2e4a3b732c72a41ee8c226cbb84a87c03e7fb453d9eeef25610eba35adf753628f42c843d

Download Submit
memory/336-1-0x00000000004A0000-0x00000000004CC000-memory.dmp

Filesize
176KB

Download
memory/336-0-0x0000000000250000-0x000000000027C000-memory.dmp

Filesize
176KB

Download
memory/392-5-0x000000004A6D0000-0x000000004A714000-memory.dmp

Filesize
272KB

Download
memory/392-6-0x000000004A6EDA28-mapping.dmp

Download
memory/392-7-0x000000004A6D0000-0x000000004A714000-memory.dmp

Filesize
272KB

Download
memory/560-4-0x0000000000380000-0x00000000003AC000-memory.dmp

Filesize
176KB

Download
memory/1448-2-0x000007FEF7D30000-0x000007FEF7FAA000-memory.dmp

Filesize
2.5MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads