quasar | 2cf424839f44855c19371483780f59ab | Triage

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General

Target

2cf424839f44855c19371483780f59ab
Size

361KB
MD5

2cf424839f44855c19371483780f59ab
SHA1

90f4c9ba70fe3409480e6b58026764111a57fe55
SHA256

c44553d4ba851ec9794933df97ccf21e34585a2489a91e8277d3d9648831e8fa
SHA512

2857512f57abe2e6c9d4caa34e1d9b14d6ea4dc4b9b3c6160a6a08bed4dd9cd19b9dd21e3bc80bfb5393591038a58fa8312d600f4faff349db2ac4f1de8a81e6
SSDEEP

6144:nV6bPXhLApfpu0wr4cN8vU2Kobwi6vDYLz2HEqRFKQ9:VmhAp8RN8eZvqz2HLR88

Score

10^/10

office365 quasar

Malware Config

Extracted

Family

quasar

Version

1.3.0.0

Botnet

Office365

C2

192.168.0.113:4800

Mutex

QSR_MUTEX_rNUu92lIiFiASYNTZo

Attributes

encryption_key
FvSj2L0uRWwG1H65n0F8
install_name
Office365.exe
log_directory
Logs
reconnect_delay
3000
startup_key
Office365
subdirectory
SubDir

Signatures

Quasar family
quasar

Quasar payload 1 IoCs

resource	yara_rule
sample	family_quasar

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2cf424839f44855c19371483780f59ab

Files

2cf424839f44855c19371483780f59ab
.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

Imports

mscoree

_CorExeMain

Sections

.text
Size: 344KB - Virtual size: 344KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rsrc
Size: 15KB - Virtual size: 15KB

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