chaos | 231203-3sy1ksgb29_pw_infected[.]zip | Triage

Sharing

General

Target

231203-3sy1ksgb29_pw_infected.zip
Size

99KB
MD5

3d774a34d14c8027c652d7a9302f8569
SHA1

4d48e60fb7f52510e224b9cdc9dcf2d2ec4cec6f
SHA256

c784e99fa44626f560b443a69d6e863ed93da635cd6bbd2785192e4ef298f7a3
SHA512

cf968ad0b0ffbbe51e11298858a63ef9b1505c7b2a9a1463523851402649f5e0f81aa09ea13f7621ff0f9bfd30e79caf6bd3a1eced2bba594654341428bae56d
SSDEEP

3072:yyvUvTaOC9CVZe2NO/cfnD60bWgz/Ei8n4x2PH:yoUvTlC9OZHNvb6QzErbH

Score

10^/10

chaos

Malware Config

Signatures

Chaos Ransomware 1 IoCs

resource	yara_rule
static1/unpack001/Yashma ransomware builder v1.2.exe	family_chaos

Chaos family
chaos

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
unpack001/Yashma ransomware builder v1.2.exe

Files

231203-3sy1ksgb29_pw_infected.zip
.zip

Password: infected
Yashma ransomware builder v1.2.exe
.exe windows:4 windows x86 arch:x86

f34d5f2d4577ed6d9ceec516c1f5a744

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

PDB Paths

c:\Users\User\Desktop\v7\Builder\CustomWindowsForm\obj\Debug\Yashma ransomware builder v1.2.pdb

Imports

mscoree

_CorExeMain

Sections

.text
Size: 430KB - Virtual size: 429KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rsrc
Size: 107KB - Virtual size: 106KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 12B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ