Overview
overview
7Static
static
3AK.xolotl....ly.dll
windows7-x64
1AK.xolotl....ly.dll
windows10-2004-x64
1AK.xolotl....44.exe
windows7-x64
4AK.xolotl....44.exe
windows10-2004-x64
4AK.xolotl....64.exe
windows7-x64
4AK.xolotl....64.exe
windows10-2004-x64
4AK.xolotl....64.exe
windows7-x64
7AK.xolotl....64.exe
windows10-2004-x64
7AK.xolotl....42.exe
windows7-x64
7AK.xolotl....42.exe
windows10-2004-x64
7AK.xolotl....43.exe
windows7-x64
7AK.xolotl....43.exe
windows10-2004-x64
7AK.xolotl....86.exe
windows7-x64
7AK.xolotl....86.exe
windows10-2004-x64
7AK.xolotl....62.exe
windows7-x64
7AK.xolotl....62.exe
windows10-2004-x64
7AK.xolotl....63.exe
windows7-x64
7AK.xolotl....63.exe
windows10-2004-x64
7AK.xolotl....64.exe
windows7-x64
1AK.xolotl....64.exe
windows10-2004-x64
1AK.xolotl....er.dll
windows7-x64
1AK.xolotl....er.dll
windows10-2004-x64
1AK.xolotl....tl.exe
windows7-x64
1AK.xolotl....tl.exe
windows10-2004-x64
1AK.xolotl....ut.dll
windows7-x64
1AK.xolotl....ut.dll
windows10-2004-x64
1AK.xolotl....io.dll
windows7-x64
1AK.xolotl....io.dll
windows10-2004-x64
1AK.xolotl....ed.dll
windows7-x64
1AK.xolotl....ed.dll
windows10-2004-x64
1AK.xolotl....io.dll
windows7-x64
1AK.xolotl....io.dll
windows10-2004-x64
1Analysis
-
max time kernel
138s -
max time network
159s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
19-07-2024 22:57
Static task
static1
Behavioral task
behavioral1
Sample
AK.xolotl.v1.3.13502/AK.xolotl.v1.3.13502/GameAssembly.dll
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
AK.xolotl.v1.3.13502/AK.xolotl.v1.3.13502/GameAssembly.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral3
Sample
AK.xolotl.v1.3.13502/AK.xolotl.v1.3.13502/Redist/vc_redist.x644.exe
Resource
win7-20240704-en
Behavioral task
behavioral4
Sample
AK.xolotl.v1.3.13502/AK.xolotl.v1.3.13502/Redist/vc_redist.x644.exe
Resource
win10v2004-20240709-en
Behavioral task
behavioral5
Sample
AK.xolotl.v1.3.13502/AK.xolotl.v1.3.13502/Redist/vc_redist.x864.exe
Resource
win7-20240705-en
Behavioral task
behavioral6
Sample
AK.xolotl.v1.3.13502/AK.xolotl.v1.3.13502/Redist/vc_redist.x864.exe
Resource
win10v2004-20240709-en
Behavioral task
behavioral7
Sample
AK.xolotl.v1.3.13502/AK.xolotl.v1.3.13502/Redist/vcredist_x64.exe
Resource
win7-20240704-en
Behavioral task
behavioral8
Sample
AK.xolotl.v1.3.13502/AK.xolotl.v1.3.13502/Redist/vcredist_x64.exe
Resource
win10v2004-20240709-en
Behavioral task
behavioral9
Sample
AK.xolotl.v1.3.13502/AK.xolotl.v1.3.13502/Redist/vcredist_x642.exe
Resource
win7-20240708-en
Behavioral task
behavioral10
Sample
AK.xolotl.v1.3.13502/AK.xolotl.v1.3.13502/Redist/vcredist_x642.exe
Resource
win10v2004-20240709-en
Behavioral task
behavioral11
Sample
AK.xolotl.v1.3.13502/AK.xolotl.v1.3.13502/Redist/vcredist_x643.exe
Resource
win7-20240704-en
Behavioral task
behavioral12
Sample
AK.xolotl.v1.3.13502/AK.xolotl.v1.3.13502/Redist/vcredist_x643.exe
Resource
win10v2004-20240709-en
Behavioral task
behavioral13
Sample
AK.xolotl.v1.3.13502/AK.xolotl.v1.3.13502/Redist/vcredist_x86.exe
Resource
win7-20240708-en
Behavioral task
behavioral14
Sample
AK.xolotl.v1.3.13502/AK.xolotl.v1.3.13502/Redist/vcredist_x86.exe
Resource
win10v2004-20240709-en
Behavioral task
behavioral15
Sample
AK.xolotl.v1.3.13502/AK.xolotl.v1.3.13502/Redist/vcredist_x862.exe
Resource
win7-20240705-en
Behavioral task
behavioral16
Sample
AK.xolotl.v1.3.13502/AK.xolotl.v1.3.13502/Redist/vcredist_x862.exe
Resource
win10v2004-20240709-en
Behavioral task
behavioral17
Sample
AK.xolotl.v1.3.13502/AK.xolotl.v1.3.13502/Redist/vcredist_x863.exe
Resource
win7-20240705-en
Behavioral task
behavioral18
Sample
AK.xolotl.v1.3.13502/AK.xolotl.v1.3.13502/Redist/vcredist_x863.exe
Resource
win10v2004-20240709-en
Behavioral task
behavioral19
Sample
AK.xolotl.v1.3.13502/AK.xolotl.v1.3.13502/UnityCrashHandler64.exe
Resource
win7-20240704-en
Behavioral task
behavioral20
Sample
AK.xolotl.v1.3.13502/AK.xolotl.v1.3.13502/UnityCrashHandler64.exe
Resource
win10v2004-20240709-en
Behavioral task
behavioral21
Sample
AK.xolotl.v1.3.13502/AK.xolotl.v1.3.13502/UnityPlayer.dll
Resource
win7-20240705-en
Behavioral task
behavioral22
Sample
AK.xolotl.v1.3.13502/AK.xolotl.v1.3.13502/UnityPlayer.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral23
Sample
AK.xolotl.v1.3.13502/AK.xolotl.v1.3.13502/ak-xolotl.exe
Resource
win7-20240708-en
Behavioral task
behavioral24
Sample
AK.xolotl.v1.3.13502/AK.xolotl.v1.3.13502/ak-xolotl.exe
Resource
win10v2004-20240709-en
Behavioral task
behavioral25
Sample
AK.xolotl.v1.3.13502/AK.xolotl.v1.3.13502/ak-xolotl_Data/Plugins/x86_64/Rewired_DirectInput.dll
Resource
win7-20240704-en
Behavioral task
behavioral26
Sample
AK.xolotl.v1.3.13502/AK.xolotl.v1.3.13502/ak-xolotl_Data/Plugins/x86_64/Rewired_DirectInput.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral27
Sample
AK.xolotl.v1.3.13502/AK.xolotl.v1.3.13502/ak-xolotl_Data/Plugins/x86_64/fmodstudio.dll
Resource
win7-20240704-en
Behavioral task
behavioral28
Sample
AK.xolotl.v1.3.13502/AK.xolotl.v1.3.13502/ak-xolotl_Data/Plugins/x86_64/fmodstudio.dll
Resource
win10v2004-20240704-en
Behavioral task
behavioral29
Sample
AK.xolotl.v1.3.13502/AK.xolotl.v1.3.13502/ak-xolotl_Data/Plugins/x86_64/lib_burst_generated.dll
Resource
win7-20240704-en
Behavioral task
behavioral30
Sample
AK.xolotl.v1.3.13502/AK.xolotl.v1.3.13502/ak-xolotl_Data/Plugins/x86_64/lib_burst_generated.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral31
Sample
AK.xolotl.v1.3.13502/AK.xolotl.v1.3.13502/ak-xolotl_Data/Plugins/x86_64/resonanceaudio.dll
Resource
win7-20240704-en
Behavioral task
behavioral32
Sample
AK.xolotl.v1.3.13502/AK.xolotl.v1.3.13502/ak-xolotl_Data/Plugins/x86_64/resonanceaudio.dll
Resource
win10v2004-20240709-en
General
-
Target
AK.xolotl.v1.3.13502/AK.xolotl.v1.3.13502/Redist/vcredist_x862.exe
-
Size
6.2MB
-
MD5
f5a9debf301d714c39757965cad9ba9b
-
SHA1
5765fb4e23900e528746d47ef32e205c3013e9da
-
SHA256
4ee185ca12347324f684ae383692a880f749ae1385ba53c1b12dbd9ac3150f0d
-
SHA512
63c01e8e47282e2dd3cbf7081033593b3976b378e59224817dcc20a906a518622adeaa0b405dca754f172706ce5c75a39afba692618a064216e458835ecc2689
-
SSDEEP
98304:7hEKzHx15bWUuBrNatjJh2eNUrzKRL/RaIswn7aBOC5qZxVqFb2iExMc7FvxwGv6:7RDnuBotjJh2emr8L/YIsG7MOgqHG64/
Malware Config
Signatures
-
Loads dropped DLL 1 IoCs
Processes:
vcredist_x862.exepid process 2452 vcredist_x862.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
vcredist_x862.exedescription pid process target process PID 4920 wrote to memory of 2452 4920 vcredist_x862.exe vcredist_x862.exe PID 4920 wrote to memory of 2452 4920 vcredist_x862.exe vcredist_x862.exe PID 4920 wrote to memory of 2452 4920 vcredist_x862.exe vcredist_x862.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\AK.xolotl.v1.3.13502\AK.xolotl.v1.3.13502\Redist\vcredist_x862.exe"C:\Users\Admin\AppData\Local\Temp\AK.xolotl.v1.3.13502\AK.xolotl.v1.3.13502\Redist\vcredist_x862.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:4920 -
C:\Users\Admin\AppData\Local\Temp\AK.xolotl.v1.3.13502\AK.xolotl.v1.3.13502\Redist\vcredist_x862.exe"C:\Users\Admin\AppData\Local\Temp\AK.xolotl.v1.3.13502\AK.xolotl.v1.3.13502\Redist\vcredist_x862.exe" -burn.unelevated BurnPipe.{343695B9-6329-4CFA-BCA5-65F430F8F544} {EFA73834-28D5-4101-8724-CED28F5972A3} 49202⤵
- Loads dropped DLL
PID:2452
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
-
Filesize
1KB
MD5d6bd210f227442b3362493d046cea233
SHA1ff286ac8370fc655aea0ef35e9cf0bfcb6d698de
SHA256335a256d4779ec5dcf283d007fb56fd8211bbcaf47dcd70fe60ded6a112744ef
SHA512464aaab9e08de610ad34b97d4076e92dc04c2cdc6669f60bfc50f0f9ce5d71c31b8943bd84cee1a04fb9ab5bbed3442bd41d9cb21a0dd170ea97c463e1ce2b5b
-
Filesize
117KB
MD5a52e5220efb60813b31a82d101a97dcb
SHA156e16e4df0944cb07e73a01301886644f062d79b
SHA256e7c8e7edd9112137895820e789baaaeca41626b01fb99fede82968ddb66d02cf
SHA512d6565ba18b5b9795d6bde3ef94d8f7cd77bf8bb69ba3fe7adefb80fc7c5d888cdfdc79238d86a0839846aea4a1e51fc0caed3d62f7054885e8b15fad9f6c654e