5b081eaef8644b61d5f996360ab0b36b5fd8571cf40e3d8cbfdf1aabdae327c4

General

Target

2024-04-06_867a939a59bc1a3590f58915c4c7091c_mafia.exe
Size

465KB
MD5

867a939a59bc1a3590f58915c4c7091c
SHA1

3db88610ba405e35bfaadd654f6820fb7c8b4718
SHA256

5b081eaef8644b61d5f996360ab0b36b5fd8571cf40e3d8cbfdf1aabdae327c4
SHA512

981739816ab20543fb0fb93abb99b8e7daf7460cb8dc5b0bc214c9f6d208a4898d93797e02b8de6df679507e7b51a3922d6c88fd73a734293ba3573fad4b18e9
SSDEEP

12288:Bb4bZudi79LmHdZPLeutsZ3AB3eCYqnEG2A:Bb4bcdkLm9IDZQmkEG

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-1-5-21-817259280-2658881748-983986378-1000\Control Panel\International\Geo\Nation	6699.tmp

Executes dropped EXE 1 IoCs

pid	Process
1292	6699.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 opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	WINWORD.EXE
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

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-1-5-21-817259280-2658881748-983986378-1000_Classes\Local Settings	6699.tmp

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
4980	WINWORD.EXE
4980	WINWORD.EXE

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1292	6699.tmp

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
4980	WINWORD.EXE
4980	WINWORD.EXE
4980	WINWORD.EXE
4980	WINWORD.EXE
4980	WINWORD.EXE
4980	WINWORD.EXE
4980	WINWORD.EXE
4980	WINWORD.EXE

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 3124 wrote to memory of 1292	3124	2024-04-06_867a939a59bc1a3590f58915c4c7091c_mafia.exe	94
PID 3124 wrote to memory of 1292	3124	2024-04-06_867a939a59bc1a3590f58915c4c7091c_mafia.exe	94
PID 3124 wrote to memory of 1292	3124	2024-04-06_867a939a59bc1a3590f58915c4c7091c_mafia.exe	94
PID 1292 wrote to memory of 4980	1292	6699.tmp	98
PID 1292 wrote to memory of 4980	1292	6699.tmp	98

C:\Users\Admin\AppData\Local\Temp\2024-04-06_867a939a59bc1a3590f58915c4c7091c_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2024-04-06_867a939a59bc1a3590f58915c4c7091c_mafia.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3124
- C:\Users\Admin\AppData\Local\Temp\6699.tmp
  "C:\Users\Admin\AppData\Local\Temp\6699.tmp" --helpC:\Users\Admin\AppData\Local\Temp\2024-04-06_867a939a59bc1a3590f58915c4c7091c_mafia.exe D7ECBD72BCC6134D0C97A45AF8C8F10F5DB56FE5375B2022213A6D69665564185F581A694270370BC21D064C5AC89C0F6F5BB9D9E98E14F1001D78C9D64E34D6
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Modifies registry class
  - Suspicious behavior: RenamesItself
  - Suspicious use of WriteProcessMemory
  PID:1292
- - 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\2024-04-06_867a939a59bc1a3590f58915c4c7091c_mafia.doc" /o ""
    3⤵
    - Checks processor information in registry
    - Enumerates system info in registry
    - Suspicious behavior: AddClipboardFormatListener
    - Suspicious use of SetWindowsHookEx
    PID:4980

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4140 --field-trial-handle=2320,i,3025503729105798828,9325691672526736153,262144 --variations-seed-version /prefetch:8
1⤵
PID:5808

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\2024-04-06_867a939a59bc1a3590f58915c4c7091c_mafia.doc

Filesize
35KB

MD5
a6b03fc9e5439b7504ba08010a960962

SHA1
e93a74f35ac1ed020158642eb1f2087fd31fc7c6

SHA256
b3b306a9618a08a003443e00e8ce2fcb14040775c3aeadc11cf120668e98dff1

SHA512
decbe4fa7eec0833a27acbde8b4de099124aa42e551f710fb615e6fc5aa0056ce9e44fc282e4930b1a669a1e012700b2c79cebc8a7b8ee4c66cfc29c800cddd0

Download Submit
C:\Users\Admin\AppData\Local\Temp\6699.tmp

Filesize
465KB

MD5
aafdad230b593d114739ea982ff21803

SHA1
a9ede92143764fbcb26288e3c743ba66d90f2211

SHA256
39335b6825529b79b691f616439cb7c4e5565291227fd236eef137b6130a1453

SHA512
40d6bd6a80da9f2fbb48ecaae11aa02c4cef0e1ff1ff826786494dc862598ace2d249cc1d34a189bf465c8dd42fb16b2d75025f02b99dba65c3d05360111f9a7

Download Submit
C:\Users\Admin\AppData\Local\Temp\TCDFBDF.tmp\sist02.xsl

Filesize
245KB

MD5
f883b260a8d67082ea895c14bf56dd56

SHA1
7954565c1f243d46ad3b1e2f1baf3281451fc14b

SHA256
ef4835db41a485b56c2ef0ff7094bc2350460573a686182bc45fd6613480e353

SHA512
d95924a499f32d9b4d9a7d298502181f9e9048c21dbe0496fa3c3279b263d6f7d594b859111a99b1a53bd248ee69b867d7b1768c42e1e40934e0b990f0ce051e

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

Filesize
2B

MD5
f3b25701fe362ec84616a93a45ce9998

SHA1
d62636d8caec13f04e28442a0a6fa1afeb024bbb

SHA256
b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

SHA512
98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

Download Submit
memory/4980-25-0x00007FF993AC0000-0x00007FF993AD0000-memory.dmp

Filesize
64KB

Download
memory/4980-14-0x00007FF9D5EB0000-0x00007FF9D60A5000-memory.dmp

Filesize
2.0MB

Download
memory/4980-17-0x00007FF9D5EB0000-0x00007FF9D60A5000-memory.dmp

Filesize
2.0MB

Download
memory/4980-19-0x00007FF995F30000-0x00007FF995F40000-memory.dmp

Filesize
64KB

Download
memory/4980-18-0x00007FF995F30000-0x00007FF995F40000-memory.dmp

Filesize
64KB

Download
memory/4980-20-0x00007FF9D5EB0000-0x00007FF9D60A5000-memory.dmp

Filesize
2.0MB

Download
memory/4980-21-0x00007FF9D5EB0000-0x00007FF9D60A5000-memory.dmp

Filesize
2.0MB

Download
memory/4980-22-0x00007FF9D5EB0000-0x00007FF9D60A5000-memory.dmp

Filesize
2.0MB

Download
memory/4980-23-0x00007FF9D5EB0000-0x00007FF9D60A5000-memory.dmp

Filesize
2.0MB

Download
memory/4980-24-0x00007FF993AC0000-0x00007FF993AD0000-memory.dmp

Filesize
64KB

Download
memory/4980-15-0x00007FF995F30000-0x00007FF995F40000-memory.dmp

Filesize
64KB

Download
memory/4980-16-0x00007FF995F30000-0x00007FF995F40000-memory.dmp

Filesize
64KB

Download
memory/4980-49-0x00007FF9D5EB0000-0x00007FF9D60A5000-memory.dmp

Filesize
2.0MB

Download
memory/4980-50-0x00007FF9D5EB0000-0x00007FF9D60A5000-memory.dmp

Filesize
2.0MB

Download
memory/4980-51-0x00007FF9D5EB0000-0x00007FF9D60A5000-memory.dmp

Filesize
2.0MB

Download
memory/4980-52-0x00007FF9D5EB0000-0x00007FF9D60A5000-memory.dmp

Filesize
2.0MB

Download
memory/4980-13-0x00007FF995F30000-0x00007FF995F40000-memory.dmp

Filesize
64KB

Download
memory/4980-549-0x00007FF995F30000-0x00007FF995F40000-memory.dmp

Filesize
64KB

Download
memory/4980-550-0x00007FF995F30000-0x00007FF995F40000-memory.dmp

Filesize
64KB

Download
memory/4980-551-0x00007FF995F30000-0x00007FF995F40000-memory.dmp

Filesize
64KB

Download
memory/4980-552-0x00007FF995F30000-0x00007FF995F40000-memory.dmp

Filesize
64KB

Download
memory/4980-553-0x00007FF9D5EB0000-0x00007FF9D60A5000-memory.dmp

Filesize
2.0MB

Download
memory/4980-554-0x00007FF9D5EB0000-0x00007FF9D60A5000-memory.dmp

Filesize
2.0MB

Download
memory/4980-555-0x00007FF9D5EB0000-0x00007FF9D60A5000-memory.dmp

Filesize
2.0MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads