bitrat | f53107b892a50e33ff130e01cf391a2b69524dbe09b75cc13192365bbd6eda11

Analysis

max time kernel
174s
max time network
195s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
29-11-2022 19:44

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General

Target

era 1.exe
Size

862KB
MD5

84bf18cdc14d7e2c5311ff6cd071a0dc
SHA1

a784ef5651e7e1530d4e77ab9f7f3507b51d9e67
SHA256

f53107b892a50e33ff130e01cf391a2b69524dbe09b75cc13192365bbd6eda11
SHA512

97434045c4c0c4d82296c668ec01a8ae31a9eee9bfba7db6f2d314f1574d3ee950b6a7566a0faa313a1e396541dff76be4cedac8d96bd342ed8783d1f7dc4c0d
SSDEEP

12288:fSj5lclcaywFMtTPWQOQSJU3FtJlpCBIUQZC8fRuHT6Kk/RqIkr:fSVKFp6rfn/VXPCyE8fMuqI

Score

10^/10

bitrat modiloader persistence trojan upx

Malware Config

Extracted

Family

bitrat

Version

1.38

winery.nsupdate.info:5877

Attributes

communication_password
e5ff7c52fb3501484ea7ca8641803415
tor_process
tor

Signatures

BitRAT
BitRAT is a remote access tool written in C++ and uses leaked source code from other families.
trojan bitrat
ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
trojan modiloader

ModiLoader Second Stage 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1456-132-0x0000000002470000-0x000000000249B000-memory.dmp	modiloader_stage2

UPX packed file 4 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/1456-135-0x0000000010410000-0x00000000107F4000-memory.dmp	upx
behavioral2/memory/1456-136-0x0000000010410000-0x00000000107F4000-memory.dmp	upx
behavioral2/memory/4548-138-0x0000000010410000-0x00000000107F4000-memory.dmp	upx
behavioral2/memory/4548-139-0x0000000010410000-0x00000000107F4000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

era 1.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Kqrihjva = "C:\\Users\\Public\\Libraries\\avjhirqK.url"	era 1.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

Processes:

colorcpl.exe

pid process

4548 colorcpl.exe
4548 colorcpl.exe
4548 colorcpl.exe
4548 colorcpl.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

era 1.exe

pid process

1456 era 1.exe
1456 era 1.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

colorcpl.exe

description pid process

Token: SeShutdownPrivilege 4548 colorcpl.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

colorcpl.exe

pid process

4548 colorcpl.exe
4548 colorcpl.exe

pid	process
4548	colorcpl.exe
4548	colorcpl.exe
4548	colorcpl.exe
4548	colorcpl.exe

pid	process
1456	era 1.exe
1456	era 1.exe

description	pid	process
Token: SeShutdownPrivilege	4548	colorcpl.exe

pid	process
4548	colorcpl.exe
4548	colorcpl.exe

Suspicious use of WriteProcessMemory 25 IoCs

Processes:

era 1.exe

description	pid	process	target process
PID 1456 wrote to memory of 4548	1456	era 1.exe	colorcpl.exe
PID 1456 wrote to memory of 4548	1456	era 1.exe	colorcpl.exe
PID 1456 wrote to memory of 4548	1456	era 1.exe	colorcpl.exe
PID 1456 wrote to memory of 4548	1456	era 1.exe	colorcpl.exe
PID 1456 wrote to memory of 4548	1456	era 1.exe	colorcpl.exe
PID 1456 wrote to memory of 4548	1456	era 1.exe	colorcpl.exe
PID 1456 wrote to memory of 4548	1456	era 1.exe	colorcpl.exe
PID 1456 wrote to memory of 4548	1456	era 1.exe	colorcpl.exe
PID 1456 wrote to memory of 4548	1456	era 1.exe	colorcpl.exe
PID 1456 wrote to memory of 4548	1456	era 1.exe	colorcpl.exe
PID 1456 wrote to memory of 4548	1456	era 1.exe	colorcpl.exe
PID 1456 wrote to memory of 4548	1456	era 1.exe	colorcpl.exe
PID 1456 wrote to memory of 4548	1456	era 1.exe	colorcpl.exe
PID 1456 wrote to memory of 4548	1456	era 1.exe	colorcpl.exe
PID 1456 wrote to memory of 4548	1456	era 1.exe	colorcpl.exe
PID 1456 wrote to memory of 4548	1456	era 1.exe	colorcpl.exe
PID 1456 wrote to memory of 4548	1456	era 1.exe	colorcpl.exe
PID 1456 wrote to memory of 4548	1456	era 1.exe	colorcpl.exe
PID 1456 wrote to memory of 4548	1456	era 1.exe	colorcpl.exe
PID 1456 wrote to memory of 4548	1456	era 1.exe	colorcpl.exe
PID 1456 wrote to memory of 4548	1456	era 1.exe	colorcpl.exe
PID 1456 wrote to memory of 4548	1456	era 1.exe	colorcpl.exe
PID 1456 wrote to memory of 4548	1456	era 1.exe	colorcpl.exe
PID 1456 wrote to memory of 4548	1456	era 1.exe	colorcpl.exe
PID 1456 wrote to memory of 4548	1456	era 1.exe	colorcpl.exe

C:\Users\Admin\AppData\Local\Temp\era 1.exe
"C:\Users\Admin\AppData\Local\Temp\era 1.exe"
1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1456

C:\Windows\SysWOW64\colorcpl.exe
C:\Windows\System32\colorcpl.exe
2⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4548

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1456-132-0x0000000002470000-0x000000000249B000-memory.dmp

Filesize
172KB

Download
memory/1456-135-0x0000000010410000-0x00000000107F4000-memory.dmp

Filesize
3.9MB

Download
memory/1456-136-0x0000000010410000-0x00000000107F4000-memory.dmp

Filesize
3.9MB

Download
memory/4548-134-0x0000000000000000-mapping.dmp

Download
memory/4548-138-0x0000000010410000-0x00000000107F4000-memory.dmp

Filesize
3.9MB

Download
memory/4548-139-0x0000000010410000-0x00000000107F4000-memory.dmp

Filesize
3.9MB

Download
memory/4548-140-0x0000000074340000-0x0000000074379000-memory.dmp

Filesize
228KB

Download