bitrat | d3129117f572c8e22ec58e98bc686859d64113e2d95bba6cd589fc1e9951e8c2

General

Target

ANMSHYJ-PAYMENT-RECEIPT.exe
Size

301.8MB
MD5

a1b0f15861a9c64387b0924e82dfc33e
SHA1

66fe15a278acef5021ec91726bee6736bdc71c18
SHA256

3589091389cbe739f503458a707eba26b87bfd7aa2cf8e1cebb664f19016f68f
SHA512

eab604bab847dc6982d5b04423e7a7295256e8782ef29abf1a08ef1d78dafaab73dcf0327cab9735d78c41e481899be366777685dda9b152a99f3594ace77b06

Score

10^/10

bitrat persistence trojan upx

Malware Config

Extracted

Family

bitrat

Version

1.38

C2

bitrat9300.duckdns.org:9300

Attributes

communication_password
e10adc3949ba59abbe56e057f20f883e
tor_process
tor

Signatures

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

UPX packed file 6 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/3716-142-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral2/memory/3716-143-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral2/memory/3716-144-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral2/memory/3716-146-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral2/memory/3716-145-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral2/memory/3716-149-0x0000000000400000-0x00000000007E4000-memory.dmp	upx

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

ANMSHYJ-PAYMENT-RECEIPT.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\Control Panel\International\Geo\Nation	ANMSHYJ-PAYMENT-RECEIPT.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

ANMSHYJ-PAYMENT-RECEIPT.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Eluvgi = "\"C:\\Users\\Admin\\AppData\\Roaming\\Ndquvos\\Eluvgi.exe\""	ANMSHYJ-PAYMENT-RECEIPT.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs

Processes:

RegAsm.exe

pid process

3716 RegAsm.exe
3716 RegAsm.exe
3716 RegAsm.exe
3716 RegAsm.exe
3716 RegAsm.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

ANMSHYJ-PAYMENT-RECEIPT.exe

description pid process target process

PID 1112 set thread context of 3716 1112 ANMSHYJ-PAYMENT-RECEIPT.exe RegAsm.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 4 IoCs

Processes:

powershell.exeANMSHYJ-PAYMENT-RECEIPT.exe

pid process

4752 powershell.exe
4752 powershell.exe
1112 ANMSHYJ-PAYMENT-RECEIPT.exe
1112 ANMSHYJ-PAYMENT-RECEIPT.exe

pid	process
3716	RegAsm.exe
3716	RegAsm.exe
3716	RegAsm.exe
3716	RegAsm.exe
3716	RegAsm.exe

description	pid	process	target process
PID 1112 set thread context of 3716	1112	ANMSHYJ-PAYMENT-RECEIPT.exe	RegAsm.exe

pid	process
4752	powershell.exe
4752	powershell.exe
1112	ANMSHYJ-PAYMENT-RECEIPT.exe
1112	ANMSHYJ-PAYMENT-RECEIPT.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

powershell.exeANMSHYJ-PAYMENT-RECEIPT.exeRegAsm.exe

description	pid	process
Token: SeDebugPrivilege	4752	powershell.exe
Token: SeDebugPrivilege	1112	ANMSHYJ-PAYMENT-RECEIPT.exe
Token: SeShutdownPrivilege	3716	RegAsm.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

RegAsm.exe

pid process

3716 RegAsm.exe
3716 RegAsm.exe

pid	process
3716	RegAsm.exe
3716	RegAsm.exe

Suspicious use of WriteProcessMemory 10 IoCs

Processes:

ANMSHYJ-PAYMENT-RECEIPT.exe

description	pid	process	target process
PID 1112 wrote to memory of 4752	1112	ANMSHYJ-PAYMENT-RECEIPT.exe	powershell.exe
PID 1112 wrote to memory of 4752	1112	ANMSHYJ-PAYMENT-RECEIPT.exe	powershell.exe
PID 1112 wrote to memory of 4752	1112	ANMSHYJ-PAYMENT-RECEIPT.exe	powershell.exe
PID 1112 wrote to memory of 3716	1112	ANMSHYJ-PAYMENT-RECEIPT.exe	RegAsm.exe
PID 1112 wrote to memory of 3716	1112	ANMSHYJ-PAYMENT-RECEIPT.exe	RegAsm.exe
PID 1112 wrote to memory of 3716	1112	ANMSHYJ-PAYMENT-RECEIPT.exe	RegAsm.exe
PID 1112 wrote to memory of 3716	1112	ANMSHYJ-PAYMENT-RECEIPT.exe	RegAsm.exe
PID 1112 wrote to memory of 3716	1112	ANMSHYJ-PAYMENT-RECEIPT.exe	RegAsm.exe
PID 1112 wrote to memory of 3716	1112	ANMSHYJ-PAYMENT-RECEIPT.exe	RegAsm.exe
PID 1112 wrote to memory of 3716	1112	ANMSHYJ-PAYMENT-RECEIPT.exe	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\ANMSHYJ-PAYMENT-RECEIPT.exe
"C:\Users\Admin\AppData\Local\Temp\ANMSHYJ-PAYMENT-RECEIPT.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1112

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAANgAwAA==
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4752

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
2⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3716

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

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/1112-131-0x0000000018040000-0x00000000185E4000-memory.dmp

Filesize
5.6MB

Download
memory/1112-132-0x0000000017C80000-0x0000000017CA2000-memory.dmp

Filesize
136KB

Download
memory/1112-130-0x0000000000240000-0x0000000001240000-memory.dmp

Filesize
16.0MB

Download
memory/3716-142-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/3716-149-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/3716-148-0x0000000075570000-0x00000000755A9000-memory.dmp

Filesize
228KB

Download
memory/3716-147-0x00000000751D0000-0x0000000075209000-memory.dmp

Filesize
228KB

Download
memory/3716-145-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/3716-146-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/3716-144-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/3716-143-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/3716-141-0x0000000000000000-mapping.dmp

Download
memory/4752-135-0x0000000004F90000-0x00000000055B8000-memory.dmp

Filesize
6.2MB

Download
memory/4752-140-0x00000000061C0000-0x00000000061DA000-memory.dmp

Filesize
104KB

Download
memory/4752-139-0x0000000007530000-0x0000000007BAA000-memory.dmp

Filesize
6.5MB

Download
memory/4752-138-0x0000000005D20000-0x0000000005D3E000-memory.dmp

Filesize
120KB

Download
memory/4752-137-0x00000000056A0000-0x0000000005706000-memory.dmp

Filesize
408KB

Download
memory/4752-136-0x0000000005630000-0x0000000005696000-memory.dmp

Filesize
408KB

Download
memory/4752-134-0x0000000002750000-0x0000000002786000-memory.dmp

Filesize
216KB

Download
memory/4752-133-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads