flawedammyy | 1831806fc27d496f0f9dcfd8402724189deaeb5f8bcf0118f3d6484d0bdee9ed

Analysis

max time kernel
150s
max time network
143s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
23-08-2023 05:53

Target

AA_v3.exe
Size

755KB
MD5

11bc606269a161555431bacf37f7c1e4
SHA1

63c52b0ac68ab7464e2cd777442a5807db9b5383
SHA256

1831806fc27d496f0f9dcfd8402724189deaeb5f8bcf0118f3d6484d0bdee9ed
SHA512

0be867fce920d493d2a37f996627bceea87621ba4071ae4383dd4a24748eedf7dc5ca6db089217b82ec38870248c6840f785683bf359d1014c7109e7d46dd90f
SSDEEP

12288:XVFUEuNmwvGrw9i0aTGRGicBckyyFRtWY1i3FTsvOVV0gz:3UEUUw9RaTNicBrPFRtJ1iVTsC5z

Score

10^/10

FlawedAmmyy RAT
Remote-access trojan based on leaked code for the Ammyy remote admin software.
trojan flawedammyy

Modifies data under HKEY_USERS 6 IoCs

description	ioc	Process
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Ammyy\Admin\hr3 = bb0a345fb2617828846b1bd1d2847d2d94d9f4512ea4de487df76c564cd22cb40d94a159ea55ae94d1b653411002b8b6310c4baff07482dc037bba006f910181cae6d3ae	AA_v3.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	AA_v3.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Ammyy\Admin	AA_v3.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE	AA_v3.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Ammyy	AA_v3.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Ammyy\Admin\hr = 537d56736608796e5f5e4c105953770f1c10ce8ab16b	AA_v3.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2240	AA_v3.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
2240	AA_v3.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2612 wrote to memory of 2240	2612	AA_v3.exe	29
PID 2612 wrote to memory of 2240	2612	AA_v3.exe	29
PID 2612 wrote to memory of 2240	2612	AA_v3.exe	29
PID 2612 wrote to memory of 2240	2612	AA_v3.exe	29

C:\Users\Admin\AppData\Local\Temp\AA_v3.exe
"C:\Users\Admin\AppData\Local\Temp\AA_v3.exe"
1⤵
PID:2372

C:\Users\Admin\AppData\Local\Temp\AA_v3.exe
"C:\Users\Admin\AppData\Local\Temp\AA_v3.exe" -service -lunch
1⤵
- Suspicious use of WriteProcessMemory
PID:2612
- C:\Users\Admin\AppData\Local\Temp\AA_v3.exe
  "C:\Users\Admin\AppData\Local\Temp\AA_v3.exe"
  2⤵
  - Modifies data under HKEY_USERS
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  PID:2240

C:\ProgramData\AMMYY\hr

Filesize
22B

MD5
088414d31fa435dc19a9133a4abed44b

SHA1
95d1128ae9b805c856d25a39b98a50deeda24dfd

SHA256
24025b33488ace639fd730ac21732cfc58c5caa9b22a59fe12f188385631c5c3

SHA512
174ed758c80aef38d47616a6053baab17aab4086079de6276b69cbe08ea575ad67b8d5291ef1abec831ab083544c24d7d01d0c2ab4cb25696aaeebc24c2cd292

Download Submit
C:\ProgramData\AMMYY\hr3

Filesize
68B

MD5
5bfcfd54b7fb141d3bb789291e9f6a42

SHA1
298fd657d99d23346568dfce9c23ca6faec5a312

SHA256
7693e796b2f516f0e2089606d811d308fa22081e1ee7a545dd05b93cc92d5d76

SHA512
a27e2870d40fd9c4d6787dd974303e1fdb8f4835231c6c3a1ad70a1e6ce52f16783aa2f4d23391ac372ede53b9bc88434a990e62386eb66b2dc8f80149e93685

Download Submit
C:\ProgramData\AMMYY\settings3.bin

Filesize
271B

MD5
714f2508d4227f74b6adacfef73815d8

SHA1
a35c8a796e4453c0c09d011284b806d25bdad04c

SHA256
a5579945f23747541c0e80b79e79375d4ca44feafcd425ee9bd9302e35312480

SHA512
1171a6eac6d237053815a40c2bcc2df9f4209902d6157777377228f3b618cad50c88a9519444ed5c447cf744e4655272fb42dabb567df85b4b19b1a2f1d086d8

Download Submit