bazarloader | 291c573996c647508544e8e21bd2764e6e4c834d53d6d2c8903a0001c783764b

General

Target

SecuriteInfo.com.UDS.Trojan.Win32.Injuke.25486.6608.exe
Size

236KB
MD5

efa4b2e7d7016a1f80efff5840de3a18
SHA1

04606786daa6313867c7ada1f0c9c925d9b602fb
SHA256

291c573996c647508544e8e21bd2764e6e4c834d53d6d2c8903a0001c783764b
SHA512

11446166922efb329d547ce329fb3ed70a3a99c1c037533beaecefd16d4a67c9dc9201592b0428a06fd956e4bb5caf3f7997a86200792e3e29a041f0963b2ced

Score

10^/10

bazarloader dropper loader persistence

Malware Config

Signatures

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

Bazar/Team9 Loader payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1108-2-0x0000000180000000-0x0000000180032000-memory.dmp	BazarLoaderVar1

Executes dropped EXE 2 IoCs

Processes:

RCC4A19.exeRCC4A19.exe

pid process

1736 RCC4A19.exe
4040 RCC4A19.exe

pid	process
1736	RCC4A19.exe
4040	RCC4A19.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

RCC4A19.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3341490333-719741536-2920803124-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce	RCC4A19.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3341490333-719741536-2920803124-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\BFFLSPUL8 = "cmd.exe /c reg.exe add HKCU\\Software\\Microsoft\\Windows\\CurrentVersion\\Run /f /v R5MMYFWEP2 /t REG_SZ /d \"\\\"C:\\Users\\Admin\\AppData\\Local\\Temp\\RCC4A19.exe\\\" B7TP738\" & start \"H\" \"C:\\Users\\Admin\\AppData\\Local\\Temp\\RCC4A19.exe\" B7TP738"	RCC4A19.exe

Runs ping.exe 1 TTPs 3 IoCs

Remote System Discovery
T1018

Processes:

PING.EXEPING.EXEPING.EXE

pid process

1356 PING.EXE
1364 PING.EXE
3932 PING.EXE
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

SecuriteInfo.com.UDS.Trojan.Win32.Injuke.25486.6608.exe

pid process

1108 SecuriteInfo.com.UDS.Trojan.Win32.Injuke.25486.6608.exe
1108 SecuriteInfo.com.UDS.Trojan.Win32.Injuke.25486.6608.exe

pid	process
1356	PING.EXE
1364	PING.EXE
3932	PING.EXE

pid	process
1108	SecuriteInfo.com.UDS.Trojan.Win32.Injuke.25486.6608.exe
1108	SecuriteInfo.com.UDS.Trojan.Win32.Injuke.25486.6608.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

SecuriteInfo.com.UDS.Trojan.Win32.Injuke.25486.6608.execmd.exeSecuriteInfo.com.UDS.Trojan.Win32.Injuke.25486.6608.execmd.exeRCC4A19.execmd.exe

description	pid	process	target process
PID 1108 wrote to memory of 3796	1108	SecuriteInfo.com.UDS.Trojan.Win32.Injuke.25486.6608.exe	cmd.exe
PID 1108 wrote to memory of 3796	1108	SecuriteInfo.com.UDS.Trojan.Win32.Injuke.25486.6608.exe	cmd.exe
PID 3796 wrote to memory of 1356	3796	cmd.exe	PING.EXE
PID 3796 wrote to memory of 1356	3796	cmd.exe	PING.EXE
PID 3796 wrote to memory of 2916	3796	cmd.exe	SecuriteInfo.com.UDS.Trojan.Win32.Injuke.25486.6608.exe
PID 3796 wrote to memory of 2916	3796	cmd.exe	SecuriteInfo.com.UDS.Trojan.Win32.Injuke.25486.6608.exe
PID 2916 wrote to memory of 3520	2916	SecuriteInfo.com.UDS.Trojan.Win32.Injuke.25486.6608.exe	cmd.exe
PID 2916 wrote to memory of 3520	2916	SecuriteInfo.com.UDS.Trojan.Win32.Injuke.25486.6608.exe	cmd.exe
PID 3520 wrote to memory of 1364	3520	cmd.exe	PING.EXE
PID 3520 wrote to memory of 1364	3520	cmd.exe	PING.EXE
PID 3520 wrote to memory of 1736	3520	cmd.exe	RCC4A19.exe
PID 3520 wrote to memory of 1736	3520	cmd.exe	RCC4A19.exe
PID 1736 wrote to memory of 4068	1736	RCC4A19.exe	cmd.exe
PID 1736 wrote to memory of 4068	1736	RCC4A19.exe	cmd.exe
PID 4068 wrote to memory of 3932	4068	cmd.exe	PING.EXE
PID 4068 wrote to memory of 3932	4068	cmd.exe	PING.EXE
PID 4068 wrote to memory of 4040	4068	cmd.exe	RCC4A19.exe
PID 4068 wrote to memory of 4040	4068	cmd.exe	RCC4A19.exe

C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.UDS.Trojan.Win32.Injuke.25486.6608.exe
"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.UDS.Trojan.Win32.Injuke.25486.6608.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1108

C:\Windows\SYSTEM32\cmd.exe
cmd /c ping 8.8.8.8 -n 2 & C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.UDS.Trojan.Win32.Injuke.25486.6608.exe BC2NS
2⤵
- Suspicious use of WriteProcessMemory
PID:3796

C:\Windows\system32\PING.EXE
ping 8.8.8.8 -n 2
3⤵
- Runs ping.exe
PID:1356

C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.UDS.Trojan.Win32.Injuke.25486.6608.exe
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.UDS.Trojan.Win32.Injuke.25486.6608.exe BC2NS
3⤵
- Suspicious use of WriteProcessMemory
PID:2916

C:\Windows\SYSTEM32\cmd.exe
cmd /c ping 8.8.8.8 -n 2 & C:\Users\Admin\AppData\Local\Temp\RCC4A19.exe DC8E
4⤵
- Suspicious use of WriteProcessMemory
PID:3520

C:\Windows\system32\PING.EXE
ping 8.8.8.8 -n 2
5⤵
- Runs ping.exe
PID:1364

C:\Users\Admin\AppData\Local\Temp\RCC4A19.exe
C:\Users\Admin\AppData\Local\Temp\RCC4A19.exe DC8E
5⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1736

C:\Windows\SYSTEM32\cmd.exe
cmd /c ping 8.8.8.8 -n 2 & C:\Users\Admin\AppData\Local\Temp\RCC4A19.exe B7TP738
6⤵
- Suspicious use of WriteProcessMemory
PID:4068

C:\Windows\system32\PING.EXE
ping 8.8.8.8 -n 2
7⤵
- Runs ping.exe
PID:3932

C:\Users\Admin\AppData\Local\Temp\RCC4A19.exe
C:\Users\Admin\AppData\Local\Temp\RCC4A19.exe B7TP738
7⤵
- Executes dropped EXE
PID:4040

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Remote System Discovery

1

T1018

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\RCC4A19.exe
MD5
efa4b2e7d7016a1f80efff5840de3a18

SHA1
04606786daa6313867c7ada1f0c9c925d9b602fb

SHA256
291c573996c647508544e8e21bd2764e6e4c834d53d6d2c8903a0001c783764b

SHA512
11446166922efb329d547ce329fb3ed70a3a99c1c037533beaecefd16d4a67c9dc9201592b0428a06fd956e4bb5caf3f7997a86200792e3e29a041f0963b2ced

Download Submit
C:\Users\Admin\AppData\Local\Temp\RCC4A19.exe
MD5
efa4b2e7d7016a1f80efff5840de3a18

SHA1
04606786daa6313867c7ada1f0c9c925d9b602fb

SHA256
291c573996c647508544e8e21bd2764e6e4c834d53d6d2c8903a0001c783764b

SHA512
11446166922efb329d547ce329fb3ed70a3a99c1c037533beaecefd16d4a67c9dc9201592b0428a06fd956e4bb5caf3f7997a86200792e3e29a041f0963b2ced

Download Submit
C:\Users\Admin\AppData\Local\Temp\RCC4A19.exe
MD5
efa4b2e7d7016a1f80efff5840de3a18

SHA1
04606786daa6313867c7ada1f0c9c925d9b602fb

SHA256
291c573996c647508544e8e21bd2764e6e4c834d53d6d2c8903a0001c783764b

SHA512
11446166922efb329d547ce329fb3ed70a3a99c1c037533beaecefd16d4a67c9dc9201592b0428a06fd956e4bb5caf3f7997a86200792e3e29a041f0963b2ced

Download Submit
memory/1108-2-0x0000000180000000-0x0000000180032000-memory.dmp

Filesize
200KB

Download
memory/1356-4-0x0000000000000000-mapping.dmp

Download
memory/1364-8-0x0000000000000000-mapping.dmp

Download
memory/1736-9-0x0000000000000000-mapping.dmp

Download
memory/2916-5-0x0000000000000000-mapping.dmp

Download
memory/3520-7-0x0000000000000000-mapping.dmp

Download
memory/3796-3-0x0000000000000000-mapping.dmp

Download
memory/3932-14-0x0000000000000000-mapping.dmp

Download
memory/4040-15-0x0000000000000000-mapping.dmp

Download
memory/4068-13-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads