1791eb436d683af4a9b47714b65b55744417e5d9ff09c71d4112ed09f8be1a11

General

Target

2024-01-11_457a548a79783471861ecfc2174d8b8d_mafia.exe
Size

465KB
MD5

457a548a79783471861ecfc2174d8b8d
SHA1

c8204e255761977e1f9011fe15e173cf32a05b6c
SHA256

1791eb436d683af4a9b47714b65b55744417e5d9ff09c71d4112ed09f8be1a11
SHA512

edc7b87aafc9ac9a92cf4f169958dcdfd0e9bbd585bc743ceb101617670ca126c6feb28072775b1a9e3113dbd4ad41b000152e574928adbb7fc6d0738cf7ff97
SSDEEP

12288:Bb4bZudi79LmaEHp+RHCfegH+WotC4O3pCA:Bb4bcdkLmVQ07+Dtbe

Score

7^/10

Malware Config

Signatures

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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-996941297-2279405024-2328152752-1000\Control Panel\International\Geo\Nation	AFB8.tmp

Executes dropped EXE 1 IoCs

pid	Process
2156	AFB8.tmp

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

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	WINWORD.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WINWORD.EXE

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-996941297-2279405024-2328152752-1000_Classes\Local Settings	AFB8.tmp

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
3924	WINWORD.EXE
3924	WINWORD.EXE

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2156	AFB8.tmp

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
3924	WINWORD.EXE
3924	WINWORD.EXE
3924	WINWORD.EXE
3924	WINWORD.EXE
3924	WINWORD.EXE
3924	WINWORD.EXE
3924	WINWORD.EXE
3924	WINWORD.EXE

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 1008 wrote to memory of 2156	1008	2024-01-11_457a548a79783471861ecfc2174d8b8d_mafia.exe	89
PID 1008 wrote to memory of 2156	1008	2024-01-11_457a548a79783471861ecfc2174d8b8d_mafia.exe	89
PID 1008 wrote to memory of 2156	1008	2024-01-11_457a548a79783471861ecfc2174d8b8d_mafia.exe	89
PID 2156 wrote to memory of 3924	2156	AFB8.tmp	91
PID 2156 wrote to memory of 3924	2156	AFB8.tmp	91

C:\Users\Admin\AppData\Local\Temp\2024-01-11_457a548a79783471861ecfc2174d8b8d_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2024-01-11_457a548a79783471861ecfc2174d8b8d_mafia.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1008
- C:\Users\Admin\AppData\Local\Temp\AFB8.tmp
  "C:\Users\Admin\AppData\Local\Temp\AFB8.tmp" --helpC:\Users\Admin\AppData\Local\Temp\2024-01-11_457a548a79783471861ecfc2174d8b8d_mafia.exe 79E71BE7AE6C22D918AA073DE5A7175CA1CCDE5548E7BA01F4EA46641D539C9713324A9D168A33DDC1DF703784ECECA053D1A670E1935C2F5CBF235C21702AB8
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Modifies registry class
  - Suspicious behavior: RenamesItself
  - Suspicious use of WriteProcessMemory
  PID:2156
- - C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\2024-01-11_457a548a79783471861ecfc2174d8b8d_mafia.doc" /o ""
    3⤵
    - Checks processor information in registry
    - Enumerates system info in registry
    - Suspicious behavior: AddClipboardFormatListener
    - Suspicious use of SetWindowsHookEx
    PID:3924

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

3

T1012

System Information Discovery

4

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\2024-01-11_457a548a79783471861ecfc2174d8b8d_mafia.doc

Filesize
35KB

MD5
a6b03fc9e5439b7504ba08010a960962

SHA1
e93a74f35ac1ed020158642eb1f2087fd31fc7c6

SHA256
b3b306a9618a08a003443e00e8ce2fcb14040775c3aeadc11cf120668e98dff1

SHA512
decbe4fa7eec0833a27acbde8b4de099124aa42e551f710fb615e6fc5aa0056ce9e44fc282e4930b1a669a1e012700b2c79cebc8a7b8ee4c66cfc29c800cddd0

Download Submit
C:\Users\Admin\AppData\Local\Temp\AFB8.tmp

Filesize
465KB

MD5
687b551c4e996cde5532274c87a9dbbc

SHA1
3e07585dd90e78a1f7cf62d475d69f698467e384

SHA256
ea77e76cb62f36e508a31b554198a9c19482e8f707ca53778149329a7d37c94c

SHA512
2d60765fb2fba7448ec0342740b3c299e4f899dc4206ee69cf1bceb27069e7be68409bf8ca71f652f72ee12b2a000fb1ee08f132c49703a54435b7a90a096ebe

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\UProof\ExcludeDictionaryEN0409.lex

Filesize
2B

MD5
f3b25701fe362ec84616a93a45ce9998

SHA1
d62636d8caec13f04e28442a0a6fa1afeb024bbb

SHA256
b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

SHA512
98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

Download Submit
memory/3924-25-0x00007FF8F0370000-0x00007FF8F0565000-memory.dmp

Filesize
2.0MB

Download
memory/3924-27-0x00007FF8ADB80000-0x00007FF8ADB90000-memory.dmp

Filesize
64KB

Download
memory/3924-17-0x00007FF8F0370000-0x00007FF8F0565000-memory.dmp

Filesize
2.0MB

Download
memory/3924-14-0x00007FF8B03F0000-0x00007FF8B0400000-memory.dmp

Filesize
64KB

Download
memory/3924-18-0x00007FF8B03F0000-0x00007FF8B0400000-memory.dmp

Filesize
64KB

Download
memory/3924-19-0x00007FF8B03F0000-0x00007FF8B0400000-memory.dmp

Filesize
64KB

Download
memory/3924-20-0x00007FF8F0370000-0x00007FF8F0565000-memory.dmp

Filesize
2.0MB

Download
memory/3924-21-0x00007FF8F0370000-0x00007FF8F0565000-memory.dmp

Filesize
2.0MB

Download
memory/3924-22-0x00007FF8F0370000-0x00007FF8F0565000-memory.dmp

Filesize
2.0MB

Download
memory/3924-23-0x00007FF8F0370000-0x00007FF8F0565000-memory.dmp

Filesize
2.0MB

Download
memory/3924-24-0x00007FF8F0370000-0x00007FF8F0565000-memory.dmp

Filesize
2.0MB

Download
memory/3924-15-0x00007FF8B03F0000-0x00007FF8B0400000-memory.dmp

Filesize
64KB

Download
memory/3924-26-0x00007FF8ADB80000-0x00007FF8ADB90000-memory.dmp

Filesize
64KB

Download
memory/3924-16-0x00007FF8F0370000-0x00007FF8F0565000-memory.dmp

Filesize
2.0MB

Download
memory/3924-13-0x00007FF8B03F0000-0x00007FF8B0400000-memory.dmp

Filesize
64KB

Download
memory/3924-45-0x00007FF8F0370000-0x00007FF8F0565000-memory.dmp

Filesize
2.0MB

Download
memory/3924-49-0x00007FF8F0370000-0x00007FF8F0565000-memory.dmp

Filesize
2.0MB

Download
memory/3924-50-0x00007FF8F0370000-0x00007FF8F0565000-memory.dmp

Filesize
2.0MB

Download
memory/3924-70-0x00007FF8B03F0000-0x00007FF8B0400000-memory.dmp

Filesize
64KB

Download
memory/3924-72-0x00007FF8B03F0000-0x00007FF8B0400000-memory.dmp

Filesize
64KB

Download
memory/3924-71-0x00007FF8B03F0000-0x00007FF8B0400000-memory.dmp

Filesize
64KB

Download
memory/3924-73-0x00007FF8B03F0000-0x00007FF8B0400000-memory.dmp

Filesize
64KB

Download
memory/3924-75-0x00007FF8F0370000-0x00007FF8F0565000-memory.dmp

Filesize
2.0MB

Download
memory/3924-74-0x00007FF8F0370000-0x00007FF8F0565000-memory.dmp

Filesize
2.0MB

Download
memory/3924-76-0x00007FF8F0370000-0x00007FF8F0565000-memory.dmp

Filesize
2.0MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads