79ce658ea1c057f67fda6e2b649478ebba11e44f5c37f72309d56aefb76ea48e

General

Target

2024-02-21_bbe0fd65ec04e93f11d176440ba98af7_mafia.exe
Size

465KB
MD5

bbe0fd65ec04e93f11d176440ba98af7
SHA1

89f8e01a8396900b26fabc67546bc096d44cf400
SHA256

79ce658ea1c057f67fda6e2b649478ebba11e44f5c37f72309d56aefb76ea48e
SHA512

7b5cb88f02b927cfaf1d7869da864e19e56e24674a70a4d552eeb25a125cd416a0173afffa3528f9803c144c2dd1253bd4396fbe0518aa2878b76629e3b068d6
SSDEEP

12288:Bb4bZudi79LweKUtA9/4msqwtP+NlUL8xZX+A:Bb4bcdkLRPHmxwtP+NOLi

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-1-5-21-910440534-423636034-2318342392-1000\Control Panel\International\Geo\Nation	36EE.tmp

Executes dropped EXE 1 IoCs

pid	Process
4840	36EE.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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WINWORD.EXE

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-910440534-423636034-2318342392-1000_Classes\Local Settings	36EE.tmp

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
3140	WINWORD.EXE
3140	WINWORD.EXE

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
4840	36EE.tmp

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
3140	WINWORD.EXE
3140	WINWORD.EXE
3140	WINWORD.EXE
3140	WINWORD.EXE
3140	WINWORD.EXE
3140	WINWORD.EXE
3140	WINWORD.EXE
3140	WINWORD.EXE

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 3136 wrote to memory of 4840	3136	2024-02-21_bbe0fd65ec04e93f11d176440ba98af7_mafia.exe	83
PID 3136 wrote to memory of 4840	3136	2024-02-21_bbe0fd65ec04e93f11d176440ba98af7_mafia.exe	83
PID 3136 wrote to memory of 4840	3136	2024-02-21_bbe0fd65ec04e93f11d176440ba98af7_mafia.exe	83
PID 4840 wrote to memory of 3140	4840	36EE.tmp	86
PID 4840 wrote to memory of 3140	4840	36EE.tmp	86

C:\Users\Admin\AppData\Local\Temp\2024-02-21_bbe0fd65ec04e93f11d176440ba98af7_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2024-02-21_bbe0fd65ec04e93f11d176440ba98af7_mafia.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3136
- C:\Users\Admin\AppData\Local\Temp\36EE.tmp
  "C:\Users\Admin\AppData\Local\Temp\36EE.tmp" --helpC:\Users\Admin\AppData\Local\Temp\2024-02-21_bbe0fd65ec04e93f11d176440ba98af7_mafia.exe 8029C01C9DEB862CE86CDCBF6F6752583E8F8BEA7964C3D35E261EDC7824DD8E8500C4F99075C13E4A343DF22A3271F3CE9F9C4C1E214BB3010C783600B0FA28
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Modifies registry class
  - Suspicious behavior: RenamesItself
  - Suspicious use of WriteProcessMemory
  PID:4840
- - 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\2024-02-21_bbe0fd65ec04e93f11d176440ba98af7_mafia.doc" /o ""
    3⤵
    - Checks processor information in registry
    - Enumerates system info in registry
    - Suspicious behavior: AddClipboardFormatListener
    - Suspicious use of SetWindowsHookEx
    PID:3140

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\2024-02-21_bbe0fd65ec04e93f11d176440ba98af7_mafia.doc

Filesize
35KB

MD5
a6b03fc9e5439b7504ba08010a960962

SHA1
e93a74f35ac1ed020158642eb1f2087fd31fc7c6

SHA256
b3b306a9618a08a003443e00e8ce2fcb14040775c3aeadc11cf120668e98dff1

SHA512
decbe4fa7eec0833a27acbde8b4de099124aa42e551f710fb615e6fc5aa0056ce9e44fc282e4930b1a669a1e012700b2c79cebc8a7b8ee4c66cfc29c800cddd0

Download Submit
C:\Users\Admin\AppData\Local\Temp\36EE.tmp

Filesize
465KB

MD5
83d1a309a172585fe8c743f278c1664a

SHA1
a0dcdf6d50487e053742f1b828d81a94d60486a0

SHA256
4a1933858cbf231befa19d2bc91a9debf9f43db030c361f8add2282237ce5511

SHA512
b7664e34dc32b62d35d413cb07ce3b110904541734e39d1a2da0cd631aa99c875cd4b67a057cddf995a3397476867915f7961ac795901fb9f8e53016b948db55

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

Filesize
2B

MD5
f3b25701fe362ec84616a93a45ce9998

SHA1
d62636d8caec13f04e28442a0a6fa1afeb024bbb

SHA256
b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

SHA512
98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

Download Submit
memory/3140-25-0x00007FF980DF0000-0x00007FF980FE5000-memory.dmp

Filesize
2.0MB

Download
memory/3140-27-0x00007FF980DF0000-0x00007FF980FE5000-memory.dmp

Filesize
2.0MB

Download
memory/3140-17-0x00007FF980DF0000-0x00007FF980FE5000-memory.dmp

Filesize
2.0MB

Download
memory/3140-16-0x00007FF940E70000-0x00007FF940E80000-memory.dmp

Filesize
64KB

Download
memory/3140-20-0x00007FF940E70000-0x00007FF940E80000-memory.dmp

Filesize
64KB

Download
memory/3140-21-0x00007FF980DF0000-0x00007FF980FE5000-memory.dmp

Filesize
2.0MB

Download
memory/3140-19-0x00007FF980DF0000-0x00007FF980FE5000-memory.dmp

Filesize
2.0MB

Download
memory/3140-18-0x00007FF940E70000-0x00007FF940E80000-memory.dmp

Filesize
64KB

Download
memory/3140-22-0x00007FF980DF0000-0x00007FF980FE5000-memory.dmp

Filesize
2.0MB

Download
memory/3140-24-0x00007FF93E850000-0x00007FF93E860000-memory.dmp

Filesize
64KB

Download
memory/3140-23-0x00007FF980DF0000-0x00007FF980FE5000-memory.dmp

Filesize
2.0MB

Download
memory/3140-14-0x00007FF940E70000-0x00007FF940E80000-memory.dmp

Filesize
64KB

Download
memory/3140-26-0x00007FF980DF0000-0x00007FF980FE5000-memory.dmp

Filesize
2.0MB

Download
memory/3140-15-0x00007FF980DF0000-0x00007FF980FE5000-memory.dmp

Filesize
2.0MB

Download
memory/3140-28-0x00007FF93E850000-0x00007FF93E860000-memory.dmp

Filesize
64KB

Download
memory/3140-29-0x00007FF980DF0000-0x00007FF980FE5000-memory.dmp

Filesize
2.0MB

Download
memory/3140-30-0x00007FF980DF0000-0x00007FF980FE5000-memory.dmp

Filesize
2.0MB

Download
memory/3140-13-0x00007FF940E70000-0x00007FF940E80000-memory.dmp

Filesize
64KB

Download
memory/3140-48-0x00007FF980DF0000-0x00007FF980FE5000-memory.dmp

Filesize
2.0MB

Download
memory/3140-49-0x00007FF980DF0000-0x00007FF980FE5000-memory.dmp

Filesize
2.0MB

Download
memory/3140-50-0x00007FF980DF0000-0x00007FF980FE5000-memory.dmp

Filesize
2.0MB

Download
memory/3140-67-0x00007FF940E70000-0x00007FF940E80000-memory.dmp

Filesize
64KB

Download
memory/3140-68-0x00007FF940E70000-0x00007FF940E80000-memory.dmp

Filesize
64KB

Download
memory/3140-69-0x00007FF940E70000-0x00007FF940E80000-memory.dmp

Filesize
64KB

Download
memory/3140-70-0x00007FF940E70000-0x00007FF940E80000-memory.dmp

Filesize
64KB

Download
memory/3140-71-0x00007FF980DF0000-0x00007FF980FE5000-memory.dmp

Filesize
2.0MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads