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
133s -
max time network
155s -
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/vc_redist.x864.exe
-
Size
13.2MB
-
MD5
9882a328c8414274555845fa6b542d1e
-
SHA1
ab4a97610b127d68c45311deabfbcd8aa7066f4b
-
SHA256
510fc8c2112e2bc544fb29a72191eabcc68d3a5a7468d35d7694493bc8593a79
-
SHA512
c08d1aa7e6e6215a0cee2793592b65668066c8c984b26675d2b8c09bc7fee21411cb3c0a905eaee7a48e7a47535fa777de21eeb07c78bca7bf3d7bb17192acf2
-
SSDEEP
196608:oRjgvJ2flpQcIIS/Rj7BWl+aV8t8z72BxBwBgO42BE6+2DQlMp1sHW5ZDmCCM0Xr:IgRIlptVYmfr7yBG/4pXMHsHW76CsGE
Malware Config
Signatures
-
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Executes dropped EXE 1 IoCs
Processes:
vc_redist.x864.exepid process 628 vc_redist.x864.exe -
Loads dropped DLL 1 IoCs
Processes:
vc_redist.x864.exepid process 628 vc_redist.x864.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
vc_redist.x864.exedescription pid process target process PID 3840 wrote to memory of 628 3840 vc_redist.x864.exe vc_redist.x864.exe PID 3840 wrote to memory of 628 3840 vc_redist.x864.exe vc_redist.x864.exe PID 3840 wrote to memory of 628 3840 vc_redist.x864.exe vc_redist.x864.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\AK.xolotl.v1.3.13502\AK.xolotl.v1.3.13502\Redist\vc_redist.x864.exe"C:\Users\Admin\AppData\Local\Temp\AK.xolotl.v1.3.13502\AK.xolotl.v1.3.13502\Redist\vc_redist.x864.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:3840 -
C:\Windows\Temp\{D4C431B5-14F7-4D1F-AF5E-C1BCF829B542}\.cr\vc_redist.x864.exe"C:\Windows\Temp\{D4C431B5-14F7-4D1F-AF5E-C1BCF829B542}\.cr\vc_redist.x864.exe" -burn.clean.room="C:\Users\Admin\AppData\Local\Temp\AK.xolotl.v1.3.13502\AK.xolotl.v1.3.13502\Redist\vc_redist.x864.exe" -burn.filehandle.attached=528 -burn.filehandle.self=5442⤵
- Executes dropped EXE
- Loads dropped DLL
PID:628
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
1KB
MD5d6bd210f227442b3362493d046cea233
SHA1ff286ac8370fc655aea0ef35e9cf0bfcb6d698de
SHA256335a256d4779ec5dcf283d007fb56fd8211bbcaf47dcd70fe60ded6a112744ef
SHA512464aaab9e08de610ad34b97d4076e92dc04c2cdc6669f60bfc50f0f9ce5d71c31b8943bd84cee1a04fb9ab5bbed3442bd41d9cb21a0dd170ea97c463e1ce2b5b
-
Filesize
191KB
MD5eab9caf4277829abdf6223ec1efa0edd
SHA174862ecf349a9bedd32699f2a7a4e00b4727543d
SHA256a4efbdb2ce55788ffe92a244cb775efd475526ef5b61ad78de2bcdfaddac7041
SHA51245b15ade68e0a90ea7300aeb6dca9bc9e347a63dba5ce72a635957564d1bdf0b1584a5e34191916498850fc7b3b7ecfbcbfcb246b39dbf59d47f66bc825c6fd2
-
Filesize
634KB
MD57bd0b2d204d75012d3a9a9ce107c379e
SHA141edd6321965d48e11ecded3852eb32e3c13848d
SHA256d4c6f5c74bbb45c4f33d9cb7ddce47226ea0a5ab90b8ff3f420b63a55c3f6dd2
SHA512d85ac030ebb3ba4412e69b5693406fe87e46696ca2a926ef75b6f6438e16b0c7ed1342363098530cdceb4db8e50614f33f972f7995e4222313fcef036887d0f0