flawedammyy | d67c7ef1c8e2cd56e266902bef814ac328d64bbe06086f4ee24fbadbebf39605

Analysis

max time kernel
150s
max time network
146s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
22-08-2023 18:20

Target

AA_v3_0.exe
Size

762KB
MD5

e9b569f7cbf23d91df065c18f4c43840
SHA1

5d7cb1a2ca7db04edf23dd3ed41125c8c867b0ad
SHA256

d67c7ef1c8e2cd56e266902bef814ac328d64bbe06086f4ee24fbadbebf39605
SHA512

a9f01663b0c0ce9d30bd6760847bf3c18318801634145ec75e047019a8e8a9b13ea8122449b8f45ad40b63d4551cb85230df1b41a41ddc33a39cfcf2ec237ccb
SSDEEP

12288:kX5PFc+E0SlpOvcC1KL/q/IZVURtCdshX5x8jR31QEY0VEoge:2P++ZSlpOUC1KT4+URtYshX5aRlQEYte

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

Processes:

AA_v3_0.exe

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	AA_v3_0.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Ammyy\Admin	AA_v3_0.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE	AA_v3_0.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Ammyy	AA_v3_0.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Ammyy\Admin	AA_v3_0.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Ammyy\Admin\hr3 = 05a0052578929663304d2129e93dad5dd3453f20e4d6c116ecc034f7904ab1c81553c2176a06cca48ba5d5a33a04ff52f42aa113d7a0732d980c81dacdf80f0541c6ce5d	AA_v3_0.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

AA_v3_0.exe

pid	Process
324	AA_v3_0.exe

Suspicious use of SendNotifyMessage 1 IoCs

Processes:

AA_v3_0.exe

pid	Process
324	AA_v3_0.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

AA_v3_0.exe

description	pid	Process	procid_target
PID 2384 wrote to memory of 324	2384	AA_v3_0.exe	31
PID 2384 wrote to memory of 324	2384	AA_v3_0.exe	31
PID 2384 wrote to memory of 324	2384	AA_v3_0.exe	31
PID 2384 wrote to memory of 324	2384	AA_v3_0.exe	31

C:\Users\Admin\AppData\Local\Temp\AA_v3_0.exe
"C:\Users\Admin\AppData\Local\Temp\AA_v3_0.exe"
1⤵
PID:2116

C:\Users\Admin\AppData\Local\Temp\AA_v3_0.exe
"C:\Users\Admin\AppData\Local\Temp\AA_v3_0.exe" -service -lunch
1⤵
- Suspicious use of WriteProcessMemory
PID:2384
- C:\Users\Admin\AppData\Local\Temp\AA_v3_0.exe
  "C:\Users\Admin\AppData\Local\Temp\AA_v3_0.exe"
  2⤵
  - Modifies data under HKEY_USERS
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  PID:324

C:\ProgramData\AMMYY\settings3.bin

Filesize
274B

MD5
bcc40b676c5b0f5a176be92cc8f4199f

SHA1
5415364e6ab90151eb1272268cb75ef6c4306a2f

SHA256
d3df407118bd28d28e7d3c8afc497c5e478e5d078f7792501ddecb45f3b51826

SHA512
467c473be5b9f6e0b8302620b6fbd9ad84f90da2bae3247d8326a22bfdd902fd79e55a2160493903eb747db6ef38fc9decb3db372afa26667f374ca2d0ceb36d

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