59d4e61e0dfb4cfcbe83e64872b877c09ed1b5eb1e6263c5888b2e7bfe73302a

General

Target

bda457028147df7d73df308a0e267050.exe
Size

2.0MB
MD5

bda457028147df7d73df308a0e267050
SHA1

26d1f8da39d52bd047a352caf840241223781470
SHA256

59d4e61e0dfb4cfcbe83e64872b877c09ed1b5eb1e6263c5888b2e7bfe73302a
SHA512

e6055f2454438c55e0aa175eeae60a0664a7917bee0e726f634b9588a81649ad0b09a0ca4b8b99fc0ad0bfd1c9f9a3c42069add10a7eb9c6562cbe152ed46e72
SSDEEP

49152:OFUcx88PWPOpX0SFp5JzIataQcHT9Kx0LBI4iwg9TVyGc:O+K88uPCHJ5IatRCc6Bywg9TVyGc

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2316	AE9.tmp

Loads dropped DLL 1 IoCs

pid	Process
1724	bda457028147df7d73df308a0e267050.exe

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

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 9 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\MenuExt	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	WINWORD.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	WINWORD.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\Toolbar	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
2592	WINWORD.EXE

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2316	AE9.tmp

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2592	WINWORD.EXE
2592	WINWORD.EXE
2592	WINWORD.EXE
2592	WINWORD.EXE
2592	WINWORD.EXE
2592	WINWORD.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1724 wrote to memory of 2316	1724	bda457028147df7d73df308a0e267050.exe	28
PID 1724 wrote to memory of 2316	1724	bda457028147df7d73df308a0e267050.exe	28
PID 1724 wrote to memory of 2316	1724	bda457028147df7d73df308a0e267050.exe	28
PID 1724 wrote to memory of 2316	1724	bda457028147df7d73df308a0e267050.exe	28
PID 2316 wrote to memory of 2592	2316	AE9.tmp	29
PID 2316 wrote to memory of 2592	2316	AE9.tmp	29
PID 2316 wrote to memory of 2592	2316	AE9.tmp	29
PID 2316 wrote to memory of 2592	2316	AE9.tmp	29

C:\Users\Admin\AppData\Local\Temp\bda457028147df7d73df308a0e267050.exe
"C:\Users\Admin\AppData\Local\Temp\bda457028147df7d73df308a0e267050.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1724
- C:\Users\Admin\AppData\Local\Temp\AE9.tmp
  "C:\Users\Admin\AppData\Local\Temp\AE9.tmp" --splashC:\Users\Admin\AppData\Local\Temp\bda457028147df7d73df308a0e267050.exe 41F41FF830AEB9ACB1D8CBE0FE4482AA1A5603F30110726E123F587FFD5BAB96FB6FF4C080105F865BB432C9616DE03D68B33453200141E2E1BB53547CDEC54D
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: RenamesItself
  - Suspicious use of WriteProcessMemory
  PID:2316
- - C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\bda457028147df7d73df308a0e267050.docx"
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious behavior: AddClipboardFormatListener
    - Suspicious use of SetWindowsHookEx
    PID:2592

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\bda457028147df7d73df308a0e267050.docx

Filesize
19KB

MD5
4046ff080673cffac6529512b8d3bdbb

SHA1
d3cbc39065b7a55e995fa25397da2140bdac80c1

SHA256
f0c1b360c0b24b5450a79138650e6ee254afae6ce8f6c68da7d1f32f91582680

SHA512
453f70730b7560e3d3e23ddfa0fe74e014753f8b34b45254c1c0cf5fec0546a2b8b109a4f9d096e91711b6d02cb383a7136c2cb7bd6600d0598acf7c90c25418

Download Submit
\Users\Admin\AppData\Local\Temp\AE9.tmp

Filesize
2.0MB

MD5
f1a1de96f18b249b4c51bb0ccb727881

SHA1
4cd78e3d7347198826a31f3608a9dae8bf939188

SHA256
caab1ca8b8be67217ca5c41db655ae17c70e39fa5f62c3e65de27cccab0f5196

SHA512
4826baf1c4897ca2a51bf5062d025181b08b86286d5c3a3e6337ad8ed518e5353719151c6f8e2e0228da1aa6a65e69751af7fcf4adbb2646d79392e01e8e79ba

Download Submit
memory/1724-0-0x0000000000400000-0x0000000000606000-memory.dmp

Filesize
2.0MB

Download
memory/2316-6-0x0000000000400000-0x0000000000606000-memory.dmp

Filesize
2.0MB

Download
memory/2592-9-0x000000002FD61000-0x000000002FD62000-memory.dmp

Filesize
4KB

Download
memory/2592-10-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2592-11-0x000000007196D000-0x0000000071978000-memory.dmp

Filesize
44KB

Download
memory/2592-15-0x000000007196D000-0x0000000071978000-memory.dmp

Filesize
44KB

Download

Analysis

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