bitrat | 8efce4180ae0e0f3c75dd2e13e44288c4352223f4b556c43bbb5cb96f8aec3ee

Analysis

max time kernel
146s
max time network
127s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
28/12/2023, 10:33

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General

Target

d92e6b60eecc9c96a1ad74e2d5c9ccba.exe
Size

2.3MB
MD5

d92e6b60eecc9c96a1ad74e2d5c9ccba
SHA1

d7fcb40fa9a63dfaef531600da64c135d3079bd2
SHA256

8efce4180ae0e0f3c75dd2e13e44288c4352223f4b556c43bbb5cb96f8aec3ee
SHA512

ef9430611ea5b79108481cfa80961c569f0e2df82503afedff382f4f9bb0ed8227687a46b1c4e14af5692d81031b17c0c2bdb19bfac59cc59f3c3b099a332f37
SSDEEP

24576:FD+2lLAnMrJAmvGlBla8SmYU05za8oq9xKG+K/jAnKeL5qTZBHR1k85onek0nn15:FLuMNdGddGxsKrAEZZR1KneNBL2NuW

Score

10^/10

bitrat zgrat persistence rat trojan upx

Malware Config

Extracted

Family

bitrat

Version

1.38

37.0.10.19:5678

Attributes

communication_password
674f3c2c1a8a6f90461e8a66fb5550ba
tor_process
tor

Signatures

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

Detect ZGRat V1 34 IoCs

resource	yara_rule
behavioral1/memory/2068-7-0x0000000000460000-0x00000000004D8000-memory.dmp	family_zgrat_v1
behavioral1/memory/2068-25-0x0000000000460000-0x00000000004D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/2068-39-0x0000000000460000-0x00000000004D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/2068-47-0x0000000000460000-0x00000000004D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/2068-53-0x0000000000460000-0x00000000004D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/2068-63-0x0000000000460000-0x00000000004D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/2068-67-0x0000000000460000-0x00000000004D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/2068-71-0x0000000000460000-0x00000000004D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/2068-69-0x0000000000460000-0x00000000004D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/2068-65-0x0000000000460000-0x00000000004D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/2068-61-0x0000000000460000-0x00000000004D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/2068-59-0x0000000000460000-0x00000000004D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/2068-57-0x0000000000460000-0x00000000004D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/2068-55-0x0000000000460000-0x00000000004D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/2068-51-0x0000000000460000-0x00000000004D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/2068-49-0x0000000000460000-0x00000000004D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/2068-45-0x0000000000460000-0x00000000004D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/2068-43-0x0000000000460000-0x00000000004D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/2068-41-0x0000000000460000-0x00000000004D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/2068-37-0x0000000000460000-0x00000000004D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/2068-35-0x0000000000460000-0x00000000004D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/2068-33-0x0000000000460000-0x00000000004D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/2068-31-0x0000000000460000-0x00000000004D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/2068-29-0x0000000000460000-0x00000000004D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/2068-27-0x0000000000460000-0x00000000004D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/2068-23-0x0000000000460000-0x00000000004D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/2068-21-0x0000000000460000-0x00000000004D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/2068-19-0x0000000000460000-0x00000000004D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/2068-17-0x0000000000460000-0x00000000004D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/2068-15-0x0000000000460000-0x00000000004D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/2068-13-0x0000000000460000-0x00000000004D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/2068-11-0x0000000000460000-0x00000000004D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/2068-9-0x0000000000460000-0x00000000004D2000-memory.dmp	family_zgrat_v1
behavioral1/memory/2068-8-0x0000000000460000-0x00000000004D2000-memory.dmp	family_zgrat_v1

ZGRat
ZGRat is remote access trojan written in C#.
rat zgrat

Executes dropped EXE 1 IoCs

pid	Process
1956	RegAsm.exe

Loads dropped DLL 2 IoCs

pid	Process
2068	d92e6b60eecc9c96a1ad74e2d5c9ccba.exe
1956	RegAsm.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1956-2247-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral1/memory/1956-2264-0x0000000000400000-0x00000000007E4000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Windows\CurrentVersion\Run\Steam = "\"C:\\Users\\Admin\\AppData\\Roaming\\Programs\\Steam.exe\""	d92e6b60eecc9c96a1ad74e2d5c9ccba.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

pid	Process
1956	RegAsm.exe
1956	RegAsm.exe
1956	RegAsm.exe
1956	RegAsm.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2068 set thread context of 1956	2068	d92e6b60eecc9c96a1ad74e2d5c9ccba.exe	32

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2068	d92e6b60eecc9c96a1ad74e2d5c9ccba.exe
2068	d92e6b60eecc9c96a1ad74e2d5c9ccba.exe
2068	d92e6b60eecc9c96a1ad74e2d5c9ccba.exe
2068	d92e6b60eecc9c96a1ad74e2d5c9ccba.exe
2068	d92e6b60eecc9c96a1ad74e2d5c9ccba.exe
2568	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2068	d92e6b60eecc9c96a1ad74e2d5c9ccba.exe
Token: SeDebugPrivilege	2568	powershell.exe
Token: SeDebugPrivilege	1956	RegAsm.exe
Token: SeShutdownPrivilege	1956	RegAsm.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1956	RegAsm.exe
1956	RegAsm.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 2068 wrote to memory of 1060	2068	d92e6b60eecc9c96a1ad74e2d5c9ccba.exe	31
PID 2068 wrote to memory of 1060	2068	d92e6b60eecc9c96a1ad74e2d5c9ccba.exe	31
PID 2068 wrote to memory of 1060	2068	d92e6b60eecc9c96a1ad74e2d5c9ccba.exe	31
PID 2068 wrote to memory of 1060	2068	d92e6b60eecc9c96a1ad74e2d5c9ccba.exe	31
PID 2068 wrote to memory of 1956	2068	d92e6b60eecc9c96a1ad74e2d5c9ccba.exe	32
PID 2068 wrote to memory of 1956	2068	d92e6b60eecc9c96a1ad74e2d5c9ccba.exe	32
PID 2068 wrote to memory of 1956	2068	d92e6b60eecc9c96a1ad74e2d5c9ccba.exe	32
PID 2068 wrote to memory of 1956	2068	d92e6b60eecc9c96a1ad74e2d5c9ccba.exe	32
PID 2068 wrote to memory of 1956	2068	d92e6b60eecc9c96a1ad74e2d5c9ccba.exe	32
PID 2068 wrote to memory of 1956	2068	d92e6b60eecc9c96a1ad74e2d5c9ccba.exe	32
PID 2068 wrote to memory of 1956	2068	d92e6b60eecc9c96a1ad74e2d5c9ccba.exe	32
PID 2068 wrote to memory of 1956	2068	d92e6b60eecc9c96a1ad74e2d5c9ccba.exe	32
PID 2068 wrote to memory of 1956	2068	d92e6b60eecc9c96a1ad74e2d5c9ccba.exe	32
PID 1060 wrote to memory of 2568	1060	WScript.exe	33
PID 1060 wrote to memory of 2568	1060	WScript.exe	33
PID 1060 wrote to memory of 2568	1060	WScript.exe	33
PID 1060 wrote to memory of 2568	1060	WScript.exe	33
PID 2068 wrote to memory of 1956	2068	d92e6b60eecc9c96a1ad74e2d5c9ccba.exe	32
PID 2068 wrote to memory of 1956	2068	d92e6b60eecc9c96a1ad74e2d5c9ccba.exe	32

C:\Users\Admin\AppData\Local\Temp\d92e6b60eecc9c96a1ad74e2d5c9ccba.exe
"C:\Users\Admin\AppData\Local\Temp\d92e6b60eecc9c96a1ad74e2d5c9ccba.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2068
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\_Rbtqvuqexxqqfvkdqsvr.vbs"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1060
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Set-MpPreference -ExclusionPath C:\,'C:\Users\Admin\AppData\Roaming\Programs\Steam.exe'
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2568
- C:\Users\Admin\AppData\Local\Temp\RegAsm.exe
  C:\Users\Admin\AppData\Local\Temp\RegAsm.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:1956

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\_Rbtqvuqexxqqfvkdqsvr.vbs

Filesize
144B

MD5
3ecf68c532c2878c3e453e4ec5b53014

SHA1
1198fb13796e31dbfa8d5d624126dc80a5abb26e

SHA256
78c0bc46d3ec284c3a551fe7fffc6961eb986d87bcb30e35dc62f303b822c1b3

SHA512
ae34c5d5d55d15bae771746b6fc0358f5d9663123a788cd46f632d3d3aee90ec8265b4bb258971fc9e05230a8a4fdaeca309a920b97a2b2ec200c2b533515a3f

Download Submit
\Users\Admin\AppData\Local\Temp\RegAsm.exe

Filesize
63KB

MD5
b58b926c3574d28d5b7fdd2ca3ec30d5

SHA1
d260c4ffd603a9cfc057fcb83d678b1cecdf86f9

SHA256
6e70b56d748c4ccab13cc8a055d3795ea0dd95fe3b70568d7d3ac0c6621140a3

SHA512
b13cb998822b716b695013bcd6dec62a2290567d0d1743b2d982ca084235cf69c6ea1fc91c9d4e62657c6f9e102c7c60e81296ab055ffe43b887c5f8ec8958ab

Download Submit
memory/1956-2247-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1956-2264-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/2068-1-0x00000000745D0000-0x0000000074CBE000-memory.dmp

Filesize
6.9MB

Download
memory/2068-0-0x0000000000990000-0x0000000000BEC000-memory.dmp

Filesize
2.4MB

Download
memory/2068-2-0x00000000005F0000-0x0000000000630000-memory.dmp

Filesize
256KB

Download
memory/2068-3-0x00000000745D0000-0x0000000074CBE000-memory.dmp

Filesize
6.9MB

Download
memory/2068-4-0x00000000005F0000-0x0000000000630000-memory.dmp

Filesize
256KB

Download
memory/2068-5-0x00000000005F0000-0x0000000000630000-memory.dmp

Filesize
256KB

Download
memory/2068-6-0x0000000005B00000-0x0000000005CB2000-memory.dmp

Filesize
1.7MB

Download
memory/2068-7-0x0000000000460000-0x00000000004D8000-memory.dmp

Filesize
480KB

Download
memory/2068-25-0x0000000000460000-0x00000000004D2000-memory.dmp

Filesize
456KB

Download
memory/2068-39-0x0000000000460000-0x00000000004D2000-memory.dmp

Filesize
456KB

Download
memory/2068-47-0x0000000000460000-0x00000000004D2000-memory.dmp

Filesize
456KB

Download
memory/2068-53-0x0000000000460000-0x00000000004D2000-memory.dmp

Filesize
456KB

Download
memory/2068-63-0x0000000000460000-0x00000000004D2000-memory.dmp

Filesize
456KB

Download
memory/2068-67-0x0000000000460000-0x00000000004D2000-memory.dmp

Filesize
456KB

Download
memory/2068-71-0x0000000000460000-0x00000000004D2000-memory.dmp

Filesize
456KB

Download
memory/2068-69-0x0000000000460000-0x00000000004D2000-memory.dmp

Filesize
456KB

Download
memory/2068-65-0x0000000000460000-0x00000000004D2000-memory.dmp

Filesize
456KB

Download
memory/2068-61-0x0000000000460000-0x00000000004D2000-memory.dmp

Filesize
456KB

Download
memory/2068-59-0x0000000000460000-0x00000000004D2000-memory.dmp

Filesize
456KB

Download
memory/2068-57-0x0000000000460000-0x00000000004D2000-memory.dmp

Filesize
456KB

Download
memory/2068-55-0x0000000000460000-0x00000000004D2000-memory.dmp

Filesize
456KB

Download
memory/2068-51-0x0000000000460000-0x00000000004D2000-memory.dmp

Filesize
456KB

Download
memory/2068-49-0x0000000000460000-0x00000000004D2000-memory.dmp

Filesize
456KB

Download
memory/2068-45-0x0000000000460000-0x00000000004D2000-memory.dmp

Filesize
456KB

Download
memory/2068-43-0x0000000000460000-0x00000000004D2000-memory.dmp

Filesize
456KB

Download
memory/2068-41-0x0000000000460000-0x00000000004D2000-memory.dmp

Filesize
456KB

Download
memory/2068-37-0x0000000000460000-0x00000000004D2000-memory.dmp

Filesize
456KB

Download
memory/2068-35-0x0000000000460000-0x00000000004D2000-memory.dmp

Filesize
456KB

Download
memory/2068-33-0x0000000000460000-0x00000000004D2000-memory.dmp

Filesize
456KB

Download
memory/2068-31-0x0000000000460000-0x00000000004D2000-memory.dmp

Filesize
456KB

Download
memory/2068-29-0x0000000000460000-0x00000000004D2000-memory.dmp

Filesize
456KB

Download
memory/2068-27-0x0000000000460000-0x00000000004D2000-memory.dmp

Filesize
456KB

Download
memory/2068-23-0x0000000000460000-0x00000000004D2000-memory.dmp

Filesize
456KB

Download
memory/2068-21-0x0000000000460000-0x00000000004D2000-memory.dmp

Filesize
456KB

Download
memory/2068-19-0x0000000000460000-0x00000000004D2000-memory.dmp

Filesize
456KB

Download
memory/2068-17-0x0000000000460000-0x00000000004D2000-memory.dmp

Filesize
456KB

Download
memory/2068-15-0x0000000000460000-0x00000000004D2000-memory.dmp

Filesize
456KB

Download
memory/2068-13-0x0000000000460000-0x00000000004D2000-memory.dmp

Filesize
456KB

Download
memory/2068-11-0x0000000000460000-0x00000000004D2000-memory.dmp

Filesize
456KB

Download
memory/2068-9-0x0000000000460000-0x00000000004D2000-memory.dmp

Filesize
456KB

Download
memory/2068-8-0x0000000000460000-0x00000000004D2000-memory.dmp

Filesize
456KB

Download
memory/2068-2220-0x00000000005F0000-0x0000000000630000-memory.dmp

Filesize
256KB

Download
memory/2068-2242-0x00000000745D0000-0x0000000074CBE000-memory.dmp

Filesize
6.9MB

Download
memory/2568-2251-0x0000000073DA0000-0x000000007434B000-memory.dmp

Filesize
5.7MB

Download
memory/2568-2252-0x0000000073DA0000-0x000000007434B000-memory.dmp

Filesize
5.7MB

Download
memory/2568-2253-0x00000000025F0000-0x0000000002630000-memory.dmp

Filesize
256KB

Download
memory/2568-2254-0x00000000025F0000-0x0000000002630000-memory.dmp

Filesize
256KB

Download
memory/2568-2255-0x0000000073DA0000-0x000000007434B000-memory.dmp

Filesize
5.7MB

Download