pikabot | 92153e88db63016334625514802d0d1019363989d7b3f6863947ce0e490c1006

Analysis

max time kernel
149s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
13-11-2023 10:27

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General

Target

92153e88db63016334625514802d0d1019363989d7b3f6863947ce0e490c1006.dll
Size

1.2MB
MD5

de387211ce4d850475df9c828ebd5cb6
SHA1

1be0957d4bc3dee90f43ef6b2c4a6045a6511dfc
SHA256

92153e88db63016334625514802d0d1019363989d7b3f6863947ce0e490c1006
SHA512

95dcf113aa5f532493eae8ccd208f7f64611f18465a8d52fd6caab66c178d352dd230775342298240d6e78fb27e7adaa92fb8b076a49f23ed7c4722d4fc2f003
SSDEEP

24576:tvr+qtKbfCGLovhM2he3og6p6tOs1CTvmO4Kr5x+1kxjq0cnccy:M5CPjKjLCTvm0oqxdv

Score

10^/10

pikabot botnet persistence

Malware Config

Signatures

Detects PikaBot botnet 2 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3616-2-0x0000000000420000-0x000000000042F000-memory.dmp	family_pikabot
behavioral2/memory/3616-6-0x0000000000420000-0x000000000042F000-memory.dmp	family_pikabot

PikaBot
PikaBot is a botnet that is distributed similarly to Qakbot and written in c++.
botnet pikabot

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

wermgr.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1873812795-1433807462-1429862679-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\unbevelledHamuli = "regsvr32 /s \"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\cimeter\\unbevelledHamuli.dll\" "	wermgr.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

regsvr32.exe

description pid process target process

PID 1412 set thread context of 3616 1412 regsvr32.exe wermgr.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

wermgr.exe

pid process

3616 wermgr.exe
3616 wermgr.exe
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 1 IoCs

Processes:

regsvr32.exe

pid process

1412 regsvr32.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

svchost.exe

description pid process

Token: SeManageVolumePrivilege 4820 svchost.exe

description	pid	process	target process
PID 1412 set thread context of 3616	1412	regsvr32.exe	wermgr.exe

pid	process
3616	wermgr.exe
3616	wermgr.exe

pid	process
1412	regsvr32.exe

description	pid	process
Token: SeManageVolumePrivilege	4820	svchost.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

regsvr32.exeregsvr32.exe

description	pid	process	target process
PID 796 wrote to memory of 1412	796	regsvr32.exe	regsvr32.exe
PID 796 wrote to memory of 1412	796	regsvr32.exe	regsvr32.exe
PID 796 wrote to memory of 1412	796	regsvr32.exe	regsvr32.exe
PID 1412 wrote to memory of 3616	1412	regsvr32.exe	wermgr.exe
PID 1412 wrote to memory of 3616	1412	regsvr32.exe	wermgr.exe
PID 1412 wrote to memory of 3616	1412	regsvr32.exe	wermgr.exe
PID 1412 wrote to memory of 3616	1412	regsvr32.exe	wermgr.exe
PID 1412 wrote to memory of 3616	1412	regsvr32.exe	wermgr.exe
PID 1412 wrote to memory of 3616	1412	regsvr32.exe	wermgr.exe
PID 1412 wrote to memory of 3616	1412	regsvr32.exe	wermgr.exe
PID 1412 wrote to memory of 3616	1412	regsvr32.exe	wermgr.exe
PID 1412 wrote to memory of 3616	1412	regsvr32.exe	wermgr.exe

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\92153e88db63016334625514802d0d1019363989d7b3f6863947ce0e490c1006.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:796
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\92153e88db63016334625514802d0d1019363989d7b3f6863947ce0e490c1006.dll
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
  - Suspicious use of WriteProcessMemory
  PID:1412
- - C:\Windows\SysWOW64\wermgr.exe
    "C:\Windows\SysWOW64\wermgr.exe"
    3⤵
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    PID:3616

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe
1⤵
PID:2368

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k UnistackSvcGroup
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4820

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1412-0-0x0000000002520000-0x00000000025B5000-memory.dmp

Filesize
596KB

Download
memory/1412-1-0x00000000025C0000-0x0000000002636000-memory.dmp

Filesize
472KB

Download
memory/1412-10-0x00000000025C0000-0x0000000002636000-memory.dmp

Filesize
472KB

Download
memory/3616-2-0x0000000000420000-0x000000000042F000-memory.dmp

Filesize
60KB

Download
memory/3616-6-0x0000000000420000-0x000000000042F000-memory.dmp

Filesize
60KB

Download
memory/4820-12-0x000001DF16840000-0x000001DF16850000-memory.dmp

Filesize
64KB

Download
memory/4820-28-0x000001DF16940000-0x000001DF16950000-memory.dmp

Filesize
64KB

Download
memory/4820-44-0x000001DF1EC30000-0x000001DF1EC31000-memory.dmp

Filesize
4KB

Download
memory/4820-46-0x000001DF1EC60000-0x000001DF1EC61000-memory.dmp

Filesize
4KB

Download
memory/4820-47-0x000001DF1EC60000-0x000001DF1EC61000-memory.dmp

Filesize
4KB

Download
memory/4820-48-0x000001DF1ED70000-0x000001DF1ED71000-memory.dmp

Filesize
4KB

Download