Overview
overview
10Static
static
10TrojanRans...29.exe
windows7-x64
10TrojanRans...29.exe
windows10-2004-x64
10source/Bat...er.exe
windows7-x64
5source/Bat...er.exe
windows10-2004-x64
5source/Bat...lp.chm
windows7-x64
1source/Bat...lp.chm
windows10-2004-x64
1source/Cov29Cry.exe
windows7-x64
10source/Cov29Cry.exe
windows10-2004-x64
10source/Cov...v4.exe
windows7-x64
10source/Cov...v4.exe
windows10-2004-x64
10source/Cov...ry.exe
windows7-x64
10source/Cov...ry.exe
windows10-2004-x64
10source/Cov...en.exe
windows7-x64
3source/Cov...en.exe
windows10-2004-x64
3source/Cov...en.exe
windows7-x64
3source/Cov...en.exe
windows10-2004-x64
3source/Tro...29.bat
windows7-x64
10source/Tro...29.bat
windows10-2004-x64
10source/mbr.exe
windows7-x64
6source/mbr.exe
windows10-2004-x64
6Analysis
-
max time kernel
122s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
06-11-2024 12:32
Behavioral task
behavioral1
Sample
TrojanRansomCovid29.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
TrojanRansomCovid29.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
source/Bat To Exe Converter/Bat_To_Exe_Converter.exe
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
source/Bat To Exe Converter/Bat_To_Exe_Converter.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral5
Sample
source/Bat To Exe Converter/help.chm
Resource
win7-20240729-en
Behavioral task
behavioral6
Sample
source/Bat To Exe Converter/help.chm
Resource
win10v2004-20241007-en
Behavioral task
behavioral7
Sample
source/Cov29Cry.exe
Resource
win7-20241023-en
Behavioral task
behavioral8
Sample
source/Cov29Cry.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral9
Sample
source/Cov29Cry/Chaos Ransomware Builder v4.exe
Resource
win7-20240903-en
Behavioral task
behavioral10
Sample
source/Cov29Cry/Chaos Ransomware Builder v4.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral11
Sample
source/Cov29Cry/Cov29Cry.exe
Resource
win7-20240903-en
Behavioral task
behavioral12
Sample
source/Cov29Cry/Cov29Cry.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral13
Sample
source/Cov29LockScreen.exe
Resource
win7-20241010-en
Behavioral task
behavioral14
Sample
source/Cov29LockScreen.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral15
Sample
source/Cov29LockScreen/Cov29LockScreen.exe
Resource
win7-20241010-en
Behavioral task
behavioral16
Sample
source/Cov29LockScreen/Cov29LockScreen.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral17
Sample
source/TrojanRansomCovid29.bat
Resource
win7-20240903-en
Behavioral task
behavioral18
Sample
source/TrojanRansomCovid29.bat
Resource
win10v2004-20241007-en
Behavioral task
behavioral19
Sample
source/mbr.exe
Resource
win7-20240903-en
Behavioral task
behavioral20
Sample
source/mbr.exe
Resource
win10v2004-20241007-en
General
-
Target
source/Cov29Cry/Chaos Ransomware Builder v4.exe
-
Size
550KB
-
MD5
8b855e56e41a6e10d28522a20c1e0341
-
SHA1
17ea75272cfe3749c6727388fd444d2c970f9d01
-
SHA256
f2665f89ba53abd3deb81988c0d5194992214053e77fc89b98b64a31a7504d77
-
SHA512
eefab442b9c1be379e00c6a7de9d6d7d327ad8fd52d62a5744e104f6caa44f7147a8e74f340870f9c017980a3d8a5a86a05f76434539c01270c442a66b2af908
-
SSDEEP
3072:9UJAYdi2YcRVm16Pn6tpzqJG/sX9i2YcRPm16Pn6ckCjSH5EyR9aKZt18rTu+i2S:9aiWm162qJEsNiym16ryAiym168
Malware Config
Signatures
-
Chaos
Ransomware family first seen in June 2021.
-
Chaos Ransomware 1 IoCs
resource yara_rule behavioral9/memory/2096-1-0x0000000000230000-0x00000000002BE000-memory.dmp family_chaos -
Chaos family
-
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 2096 Chaos Ransomware Builder v4.exe 2096 Chaos Ransomware Builder v4.exe 2096 Chaos Ransomware Builder v4.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2096 Chaos Ransomware Builder v4.exe