bitrat | 3cc446d6a658ce7bdf67387d6df73888b2f5ea0a3955f2c11ebdeaec4d589517

Analysis

max time kernel
144s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
27-01-2024 10:45

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General

Target

7a0723aff075673ef855b4e615207dfd.exe
Size

3.6MB
MD5

7a0723aff075673ef855b4e615207dfd
SHA1

aa3c1654b4abefe9831f6b60866253b4b8436fe0
SHA256

3cc446d6a658ce7bdf67387d6df73888b2f5ea0a3955f2c11ebdeaec4d589517
SHA512

344444ca7d681f86f0707e5e788c7d20dadbcf8c69cc5afd8a5136e78848737003e5f8320356bd25d0773fb90e3ec0fe2c55d32e6923e43640b6ce204c4ade7c
SSDEEP

98304:XTjwlh++gsHbQN/muXMxx2FKPv2QXMojZ5nYu3zSXYwREF0aQ:XTjKz7gF42kWQXMIjnYu+ow7J

Score

10^/10

bitrat blister loader trojan

Malware Config

Extracted

Family

bitrat

Version

1.38

139.28.219.45:443

Attributes

communication_password
a76d949640a165da25ccfe9a8fd82c8a
tor_process
tor

Signatures

BLISTER
BLISTER is a downloader used to deliver other malware families.
loader blister
BitRAT
BitRAT is a remote access tool written in C++ and uses leaked source code from other families.
trojan bitrat

Detect Blister loader x32 2 IoCs

loader

resource	yara_rule
behavioral2/files/0x0006000000023228-1.dat	family_blister_x32
behavioral2/memory/516-3-0x000000002BD90000-0x000000002C26E000-memory.dmp	family_blister_x32

Loads dropped DLL 1 IoCs

pid	Process
516	7a0723aff075673ef855b4e615207dfd.exe

Suspicious use of SetThreadContext 64 IoCs

description	pid	Process	procid_target
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 set thread context of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93

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

System Information Discovery
T1082

NSIS installer 2 IoCs

installer

resource	yara_rule
behavioral2/files/0x0009000000023136-6.dat	nsis_installer_1
behavioral2/files/0x0009000000023136-6.dat	nsis_installer_2

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93
PID 516 wrote to memory of 2416	516	7a0723aff075673ef855b4e615207dfd.exe	93

C:\Users\Admin\AppData\Local\Temp\7a0723aff075673ef855b4e615207dfd.exe
"C:\Users\Admin\AppData\Local\Temp\7a0723aff075673ef855b4e615207dfd.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:516
- C:\Windows\SysWOW64\WerFault.exe
  "C:\Windows\System32\WerFault.exe"
  2⤵
  PID:2416

C:\Windows\SysWOW64\DllHost.exe
C:\Windows\SysWOW64\DllHost.exe /Processid:{3AD05575-8857-4850-9277-11B85BDB8E09}
1⤵
PID:4228

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\Helps_Config\Helps_Config.exe

Filesize
465KB

MD5
f74e01041b9006a352a8a83e375c545a

SHA1
1d4beff07f9dc403f0b28cfaed422a3bfbe76383

SHA256
adf148ebb5a4df7a218ca8f9177cf925af9b8c6e755023f28f76bf8c2b12dfcf

SHA512
42f9ccf33c6a869c4eb5b146f0385ed85144cfc7d516b81d9c5bb2c299b40f2e9508336ffff42d264810a0164d9ad4fb1d77710df61fbbaa79f862c1623d6ddd

Download Submit
C:\Users\Admin\AppData\Local\Temp\bibs_work\WMVCORE.DLL

Filesize
4.3MB

MD5
2410eaa785604474e1035fa4840e2808

SHA1
d554eaf5c91dfe3a5b072f3a7ffa57ed55ec60b1

SHA256
cb9d9f3dd26aea924de01b16dfe26377f16b09d178d85fbc32a7fcb40d221448

SHA512
d791de877c448376a346aa42363abbeb91258247269c1310553756257963df9e0ee111c738bb149c407e5587a44cc6544bebd558488feb6d99c5afef90a805b1

Download Submit
memory/516-3-0x000000002BD90000-0x000000002C26E000-memory.dmp

Filesize
4.9MB

Download
memory/2416-8-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/2416-16-0x0000000000C50000-0x0000000000C51000-memory.dmp

Filesize
4KB

Download