3de2a260ea31d4e1d4a280a6a55a57f08c42b0ffaa3805a054689af11724a52f

Analysis

max time kernel
150s
max time network
145s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
11/09/2024, 13:28

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General

Target

Biglietto.Pdf______________________________________________________________.exe
Size

307KB
MD5

707e2d2adceaf57299390d385b8b3edc
SHA1

4da7f44ef2c76ab241620ed6b19dcf15db83862b
SHA256

0adc0d71672eae85fe5124ef7c4f76e004086eb4b83a072a64368993d3e8a613
SHA512

3113cf59fb823e5a68b61f679f2d39d20c2c76ebf2f668fddcc48206ab42a2413b32325bdac5327edc0464cbddcbf6275d2d847ec76aa24b75198c33edbd63c1
SSDEEP

6144:HkSzdT72Y0SAzinYKTY1SQshfRPVQe1MZkIYSccr7wbstOcFPECYeixlYGic5v:Hkqx7SSDYsY1UMqMZJYSN7wbstOcF8fb

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2656	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2316	busugi.exe

Loads dropped DLL 1 IoCs

pid	Process
2516	Biglietto.Pdf______________________________________________________________.exe

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-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\{D3EA3BE8-3C80-AD4F-223E-C0310034E32C} = "C:\\Users\\Admin\\AppData\\Roaming\\Nyenaj\\busugi.exe"	busugi.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2516 set thread context of 2656	2516	Biglietto.Pdf______________________________________________________________.exe	31

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Biglietto.Pdf______________________________________________________________.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	busugi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Modifies Internet Explorer settings 1 TTPs 2 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\Privacy	Biglietto.Pdf______________________________________________________________.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\Privacy\CleanCookies = "0"	Biglietto.Pdf______________________________________________________________.exe

Suspicious behavior: EnumeratesProcesses 30 IoCs

pid	Process
2316	busugi.exe
2316	busugi.exe
2316	busugi.exe
2316	busugi.exe
2316	busugi.exe
2316	busugi.exe
2316	busugi.exe
2316	busugi.exe
2316	busugi.exe
2316	busugi.exe
2316	busugi.exe
2316	busugi.exe
2316	busugi.exe
2316	busugi.exe
2316	busugi.exe
2316	busugi.exe
2316	busugi.exe
2316	busugi.exe
2316	busugi.exe
2316	busugi.exe
2316	busugi.exe
2316	busugi.exe
2316	busugi.exe
2316	busugi.exe
2316	busugi.exe
2316	busugi.exe
2316	busugi.exe
2316	busugi.exe
2316	busugi.exe
2316	busugi.exe

Suspicious use of WriteProcessMemory 38 IoCs

description	pid	Process	procid_target
PID 2516 wrote to memory of 2316	2516	Biglietto.Pdf______________________________________________________________.exe	30
PID 2516 wrote to memory of 2316	2516	Biglietto.Pdf______________________________________________________________.exe	30
PID 2516 wrote to memory of 2316	2516	Biglietto.Pdf______________________________________________________________.exe	30
PID 2516 wrote to memory of 2316	2516	Biglietto.Pdf______________________________________________________________.exe	30
PID 2316 wrote to memory of 1112	2316	busugi.exe	19
PID 2316 wrote to memory of 1112	2316	busugi.exe	19
PID 2316 wrote to memory of 1112	2316	busugi.exe	19
PID 2316 wrote to memory of 1112	2316	busugi.exe	19
PID 2316 wrote to memory of 1112	2316	busugi.exe	19
PID 2316 wrote to memory of 1168	2316	busugi.exe	20
PID 2316 wrote to memory of 1168	2316	busugi.exe	20
PID 2316 wrote to memory of 1168	2316	busugi.exe	20
PID 2316 wrote to memory of 1168	2316	busugi.exe	20
PID 2316 wrote to memory of 1168	2316	busugi.exe	20
PID 2316 wrote to memory of 1216	2316	busugi.exe	21
PID 2316 wrote to memory of 1216	2316	busugi.exe	21
PID 2316 wrote to memory of 1216	2316	busugi.exe	21
PID 2316 wrote to memory of 1216	2316	busugi.exe	21
PID 2316 wrote to memory of 1216	2316	busugi.exe	21
PID 2316 wrote to memory of 1068	2316	busugi.exe	25
PID 2316 wrote to memory of 1068	2316	busugi.exe	25
PID 2316 wrote to memory of 1068	2316	busugi.exe	25
PID 2316 wrote to memory of 1068	2316	busugi.exe	25
PID 2316 wrote to memory of 1068	2316	busugi.exe	25
PID 2316 wrote to memory of 2516	2316	busugi.exe	29
PID 2316 wrote to memory of 2516	2316	busugi.exe	29
PID 2316 wrote to memory of 2516	2316	busugi.exe	29
PID 2316 wrote to memory of 2516	2316	busugi.exe	29
PID 2316 wrote to memory of 2516	2316	busugi.exe	29
PID 2516 wrote to memory of 2656	2516	Biglietto.Pdf______________________________________________________________.exe	31
PID 2516 wrote to memory of 2656	2516	Biglietto.Pdf______________________________________________________________.exe	31
PID 2516 wrote to memory of 2656	2516	Biglietto.Pdf______________________________________________________________.exe	31
PID 2516 wrote to memory of 2656	2516	Biglietto.Pdf______________________________________________________________.exe	31
PID 2516 wrote to memory of 2656	2516	Biglietto.Pdf______________________________________________________________.exe	31
PID 2516 wrote to memory of 2656	2516	Biglietto.Pdf______________________________________________________________.exe	31
PID 2516 wrote to memory of 2656	2516	Biglietto.Pdf______________________________________________________________.exe	31
PID 2516 wrote to memory of 2656	2516	Biglietto.Pdf______________________________________________________________.exe	31
PID 2516 wrote to memory of 2656	2516	Biglietto.Pdf______________________________________________________________.exe	31

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1112

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1168

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1216
- C:\Users\Admin\AppData\Local\Temp\Biglietto.Pdf______________________________________________________________.exe
  "C:\Users\Admin\AppData\Local\Temp\Biglietto.Pdf______________________________________________________________.exe"
  2⤵
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Modifies Internet Explorer settings
  - Suspicious use of WriteProcessMemory
  PID:2516
- - C:\Users\Admin\AppData\Roaming\Nyenaj\busugi.exe
    "C:\Users\Admin\AppData\Roaming\Nyenaj\busugi.exe"
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:2316
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\tmp1f88ed2a.bat"
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    PID:2656

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1068

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 Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp1f88ed2a.bat

Filesize
329B

MD5
195a91546ae74b358d2b51e9525c9439

SHA1
261fbc5a6f04e17d6d7476ac2bfd1e4c55eac6ac

SHA256
8d2931eb21c2066f3afcb7ba93788fc5b7ee134d871e0fb142a64001b4a5bd95

SHA512
97c5e6a47e0e3bdf101ae374f96216df0f71208ae39059d6f44216a0e858bfd37640529c4febb156612e614892cd0863ff736fa51b1e59aaefb154fe2674c2ca

Download Submit
C:\Users\Admin\AppData\Roaming\Nyenaj\busugi.exe

Filesize
307KB

MD5
54d34314bde99f4cdc97aa4ab701248c

SHA1
5f9bc93913b344741498350aa971f24d34fc8651

SHA256
024741e7694b57fbdbb7753381c6287c7126f2e3db488cfd54bd97fca46d8bec

SHA512
22aeb50d28088fa520b72ddd72babf35e11fa919bafced31e6ded3eb37921044bb05f30484119105c432c4957a371fd0d4b4d1be67f651119223d2adbb183244

Download Submit
memory/1068-33-0x0000000001D30000-0x0000000001D74000-memory.dmp

Filesize
272KB

Download
memory/1068-31-0x0000000001D30000-0x0000000001D74000-memory.dmp

Filesize
272KB

Download
memory/1068-34-0x0000000001D30000-0x0000000001D74000-memory.dmp

Filesize
272KB

Download
memory/1068-32-0x0000000001D30000-0x0000000001D74000-memory.dmp

Filesize
272KB

Download
memory/1112-19-0x0000000002110000-0x0000000002154000-memory.dmp

Filesize
272KB

Download
memory/1112-16-0x0000000002110000-0x0000000002154000-memory.dmp

Filesize
272KB

Download
memory/1112-15-0x0000000002110000-0x0000000002154000-memory.dmp

Filesize
272KB

Download
memory/1112-17-0x0000000002110000-0x0000000002154000-memory.dmp

Filesize
272KB

Download
memory/1112-18-0x0000000002110000-0x0000000002154000-memory.dmp

Filesize
272KB

Download
memory/1168-24-0x0000000002010000-0x0000000002054000-memory.dmp

Filesize
272KB

Download
memory/1168-23-0x0000000002010000-0x0000000002054000-memory.dmp

Filesize
272KB

Download
memory/1168-21-0x0000000002010000-0x0000000002054000-memory.dmp

Filesize
272KB

Download
memory/1168-22-0x0000000002010000-0x0000000002054000-memory.dmp

Filesize
272KB

Download
memory/1216-27-0x0000000002E30000-0x0000000002E74000-memory.dmp

Filesize
272KB

Download
memory/1216-26-0x0000000002E30000-0x0000000002E74000-memory.dmp

Filesize
272KB

Download
memory/1216-28-0x0000000002E30000-0x0000000002E74000-memory.dmp

Filesize
272KB

Download
memory/1216-29-0x0000000002E30000-0x0000000002E74000-memory.dmp

Filesize
272KB

Download
memory/2316-13-0x000000007EF60000-0x000000007EFA4000-memory.dmp

Filesize
272KB

Download
memory/2316-12-0x0000000000B30000-0x0000000000B81000-memory.dmp

Filesize
324KB

Download
memory/2316-279-0x000000007EF60000-0x000000007EFA4000-memory.dmp

Filesize
272KB

Download
memory/2316-288-0x0000000000B30000-0x0000000000B81000-memory.dmp

Filesize
324KB

Download
memory/2516-130-0x0000000001E60000-0x0000000001EA4000-memory.dmp

Filesize
272KB

Download
memory/2516-67-0x0000000000100000-0x0000000000101000-memory.dmp

Filesize
4KB

Download
memory/2516-63-0x0000000000100000-0x0000000000101000-memory.dmp

Filesize
4KB

Download
memory/2516-61-0x0000000000100000-0x0000000000101000-memory.dmp

Filesize
4KB

Download
memory/2516-57-0x0000000000100000-0x0000000000101000-memory.dmp

Filesize
4KB

Download
memory/2516-55-0x0000000000100000-0x0000000000101000-memory.dmp

Filesize
4KB

Download
memory/2516-53-0x0000000000100000-0x0000000000101000-memory.dmp

Filesize
4KB

Download
memory/2516-51-0x0000000000100000-0x0000000000101000-memory.dmp

Filesize
4KB

Download
memory/2516-49-0x0000000000100000-0x0000000000101000-memory.dmp

Filesize
4KB

Download
memory/2516-47-0x0000000000100000-0x0000000000101000-memory.dmp

Filesize
4KB

Download
memory/2516-45-0x0000000000100000-0x0000000000101000-memory.dmp

Filesize
4KB

Download
memory/2516-43-0x0000000000100000-0x0000000000101000-memory.dmp

Filesize
4KB

Download
memory/2516-40-0x0000000001E60000-0x0000000001EA4000-memory.dmp

Filesize
272KB

Download
memory/2516-39-0x0000000001E60000-0x0000000001EA4000-memory.dmp

Filesize
272KB

Download
memory/2516-38-0x0000000001E60000-0x0000000001EA4000-memory.dmp

Filesize
272KB

Download
memory/2516-37-0x0000000001E60000-0x0000000001EA4000-memory.dmp

Filesize
272KB

Download
memory/2516-36-0x0000000001E60000-0x0000000001EA4000-memory.dmp

Filesize
272KB

Download
memory/2516-65-0x0000000000100000-0x0000000000101000-memory.dmp

Filesize
4KB

Download
memory/2516-69-0x0000000000100000-0x0000000000101000-memory.dmp

Filesize
4KB

Download
memory/2516-71-0x0000000000100000-0x0000000000101000-memory.dmp

Filesize
4KB

Download
memory/2516-155-0x0000000000110000-0x0000000000161000-memory.dmp

Filesize
324KB

Download
memory/2516-156-0x000000007EF60000-0x000000007EFA4000-memory.dmp

Filesize
272KB

Download
memory/2516-157-0x0000000001E60000-0x0000000001EA4000-memory.dmp

Filesize
272KB

Download
memory/2516-73-0x0000000000100000-0x0000000000101000-memory.dmp

Filesize
4KB

Download
memory/2516-75-0x0000000000100000-0x0000000000101000-memory.dmp

Filesize
4KB

Download
memory/2516-0-0x0000000000110000-0x0000000000161000-memory.dmp

Filesize
324KB

Download
memory/2516-132-0x0000000000100000-0x0000000000101000-memory.dmp

Filesize
4KB

Download
memory/2516-41-0x0000000000100000-0x0000000000101000-memory.dmp

Filesize
4KB

Download
memory/2516-131-0x0000000076F60000-0x0000000076F61000-memory.dmp

Filesize
4KB

Download
memory/2516-59-0x0000000000100000-0x0000000000101000-memory.dmp

Filesize
4KB

Download
memory/2516-3-0x000000007EF60000-0x000000007EFA4000-memory.dmp

Filesize
272KB

Download
memory/2516-11-0x0000000001E60000-0x0000000001EB1000-memory.dmp

Filesize
324KB

Download
memory/2516-2-0x000000007EF60000-0x000000007EFA4000-memory.dmp

Filesize
272KB

Download
memory/2516-4-0x000000007EF60000-0x000000007EFA4000-memory.dmp

Filesize
272KB

Download
memory/2516-1-0x000000007EF60000-0x000000007EFA4000-memory.dmp

Filesize
272KB

Download