xworm | ROBSO[.]rar

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General

Target

ROBSO.rar
Size

469KB
MD5

0d5a122ec95df92986ce450be84a7658
SHA1

0a745c6d62fcaf2115fb53bcfa7f1be13c0e1b70
SHA256

37e2acfa621c48798741010dfedad9a0a9e481bdd1d33c202a24a894e5461faf
SHA512

fc25f3c6c5e44f42c5e1f5b91965ea1242422bc886cf18a916873b04fb7059f6678304ee781326e6715a9e6c4e8d30657761af8ddc6f9ce018d3062bc472420b
SSDEEP

12288:DQyIja8ylbo1S3Jk4cEpXdqsBYkB6FONyxix3iQ6zjVkWhcu:DQyJ8LYk4nzgbF2ys34/

Score

10^/10

upx xworm

Malware Config

Extracted

Family

xworm

Version

5.0

while-interfaces.gl.at.ply.gg:51728

Mutex

K4svUfPf5qgPdS8d

Attributes

install_file
USB.exe

aes.plain

Signatures

Detect Xworm Payload 1 IoCs

resource	yara_rule
static1/unpack001/VOID.exe	family_xworm

Xworm family
xworm

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
static1/unpack001/activator/dControl.exe	upx

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
static1/unpack002/out.upx	autoit_exe

Unsigned PE 2 IoCs

Checks for missing Authenticode signature.

resource
unpack001/VOID.exe
unpack002/out.upx

Files

ROBSO.rar
.rar
VOID.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

Imports

mscoree

_CorExeMain

Sections

.text
Size: 30KB - Virtual size: 30KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rsrc
Size: 102KB - Virtual size: 101KB

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
activator/dControl.exe
.exe windows:5 windows x86 arch:x86

Code Sign

69:98:6c:80:0a:7c:5b:8e:47:86:45:a0:3e:86:d5:40
Certificate

Issuer

CN=Sordum Software

Not Before

11/09/2021, 21:00

Not After

31/07/2030, 21:00

Subject

CN=Sordum Software

Extended Key Usages

ExtKeyUsageCodeSigning

1b:b5:8f:25:2a:df:23:00:49:28:c9:ae:3d:7e:ed:27
Certificate

Issuer

CN=Certum Trusted Network CA,OU=Certum Certification Authority,O=Unizeto Technologies S.A.,C=PL

Not Before

31/05/2021, 06:43

Not After

17/09/2029, 06:43

Subject

CN=Certum Trusted Network CA 2,OU=Certum Certification Authority,O=Unizeto Technologies S.A.,C=PL

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

f1:64:25:8c:09:b6:e2:7b:e2:0e:32:60:8e:4b:f4:a8
Certificate

Issuer

CN=Certum Timestamping 2021 CA,O=Asseco Data Systems S.A.,C=PL

Not Before

19/05/2021, 05:42

Not After

18/05/2032, 05:42

Subject

CN=Certum Timestamp 2021,O=Asseco Data Systems S.A.,C=PL

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

e7:ff:69:c7:3b:35:ce:4b:91:26:d8:74:7c:68:a5:87
Certificate

Issuer

CN=Certum Trusted Network CA 2,OU=Certum Certification Authority,O=Unizeto Technologies S.A.,C=PL

Not Before

19/05/2021, 05:32

Not After

18/05/2036, 05:32

Subject

CN=Certum Timestamping 2021 CA,O=Asseco Data Systems S.A.,C=PL

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

13:f6:ef:3f:06:29:49:56:6c:21:59:e0:0c:ac:6f:83:24:95:fa:e4
Signer

Actual PE Digest

13:f6:ef:3f:06:29:49:56:6c:21:59:e0:0c:ac:6f:83:24:95:fa:e4

Digest Algorithm

sha1

PE Digest Matches

false

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE

Sections

UPX0
Size: - Virtual size: 492KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 262KB - Virtual size: 264KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 57KB - Virtual size: 60KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
out.upx
.exe windows:5 windows x86 arch:x86

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE

Sections

.text
Size: 514KB - Virtual size: 513KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 56KB - Virtual size: 55KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 26KB - Virtual size: 105KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 56KB - Virtual size: 56KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
activator/dControl.ini

Sharing

General

Malware Config

Extracted

Signatures

Files

f34d5f2d4577ed6d9ceec516c1f5a744

Headers

DLL Characteristics

File Characteristics

Imports

mscoree

Sections

.text Size: 30KB - Virtual size: 30KB

.rsrc Size: 102KB - Virtual size: 101KB

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

Code Sign

69:98:6c:80:0a:7c:5b:8e:47:86:45:a0:3e:86:d5:40Certificate

Extended Key Usages

1b:b5:8f:25:2a:df:23:00:49:28:c9:ae:3d:7e:ed:27Certificate

Key Usages

f1:64:25:8c:09:b6:e2:7b:e2:0e:32:60:8e:4b:f4:a8Certificate

Extended Key Usages

Key Usages

e7:ff:69:c7:3b:35:ce:4b:91:26:d8:74:7c:68:a5:87Certificate

Extended Key Usages

Key Usages

13:f6:ef:3f:06:29:49:56:6c:21:59:e0:0c:ac:6f:83:24:95:fa:e4Signer

Headers

DLL Characteristics

File Characteristics

Sections

UPX0 Size: - Virtual size: 492KB

UPX1 Size: 262KB - Virtual size: 264KB

.rsrc Size: 57KB - Virtual size: 60KB

Headers

DLL Characteristics

File Characteristics

Sections

.text Size: 514KB - Virtual size: 513KB

.rdata Size: 56KB - Virtual size: 55KB

.data Size: 26KB - Virtual size: 105KB

.rsrc Size: 56KB - Virtual size: 56KB

.text
Size: 30KB - Virtual size: 30KB

.rsrc
Size: 102KB - Virtual size: 101KB

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

69:98:6c:80:0a:7c:5b:8e:47:86:45:a0:3e:86:d5:40
Certificate

1b:b5:8f:25:2a:df:23:00:49:28:c9:ae:3d:7e:ed:27
Certificate

f1:64:25:8c:09:b6:e2:7b:e2:0e:32:60:8e:4b:f4:a8
Certificate

e7:ff:69:c7:3b:35:ce:4b:91:26:d8:74:7c:68:a5:87
Certificate

13:f6:ef:3f:06:29:49:56:6c:21:59:e0:0c:ac:6f:83:24:95:fa:e4
Signer

UPX0
Size: - Virtual size: 492KB

UPX1
Size: 262KB - Virtual size: 264KB

.rsrc
Size: 57KB - Virtual size: 60KB

.text
Size: 514KB - Virtual size: 513KB

.rdata
Size: 56KB - Virtual size: 55KB

.data
Size: 26KB - Virtual size: 105KB

.rsrc
Size: 56KB - Virtual size: 56KB