xworm | dcce0f8781c9219e86bfed54d4dfb660b6ac1abb5fe6d8c4d3d25be89bad934c

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
28/03/2025, 20:26

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

Xeno.exe
Size

8.7MB
MD5

cd51ccf18822405053a6a1f0bd06c53d
SHA1

1668374896513b13220389a78a9b7f285639b45b
SHA256

dcce0f8781c9219e86bfed54d4dfb660b6ac1abb5fe6d8c4d3d25be89bad934c
SHA512

97e267f5456fe6ba6f49fe695b4f4cd4aaf5fa6cd48eee2da0dd37fc7e5c0b85da4e3a323ca56545f55706cbd9936a6c12f5b4ee0f004e578005bdd01ad34ef8
SSDEEP

196608:p2j2QI6dXnan2wDwblij7rMpHS3Q0GLsGoxiSkOUFmuMl:pQ2QI6OYMIpLVLZXO/Hl

Score

10^/10

xworm rat trojan upx

Malware Config

Extracted

Family

xworm

Version

5.0

distance-av.gl.at.ply.gg:18726

distance-av.gl.at.ply.gg:18726:18726

Mutex

mQAkhgM0nYwqoekP

Attributes

Install_directory
%AppData%
install_file
Xeno.exe

aes.plain

Signatures

Detect Xworm Payload 2 IoCs

resource	yara_rule
behavioral1/files/0x00080000000120fe-9.dat	family_xworm
behavioral1/memory/2700-10-0x0000000000DC0000-0x0000000000DD0000-memory.dmp	family_xworm

Xworm
Xworm is a remote access trojan written in C#.
trojan rat xworm
Xworm family
xworm

Executes dropped EXE 5 IoCs

pid	Process
2700	312 new client.exe
2708	blankgrabber inject.exe
2888	Xeno.exe
2964	blankgrabber inject.exe
1196	Process not Found

Loads dropped DLL 11 IoCs

pid	Process
2236	Xeno.exe
2236	Xeno.exe
2708	blankgrabber inject.exe
2964	blankgrabber inject.exe
2964	blankgrabber inject.exe
2964	blankgrabber inject.exe
2964	blankgrabber inject.exe
2964	blankgrabber inject.exe
2964	blankgrabber inject.exe
2964	blankgrabber inject.exe
1196	Process not Found

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
4	ip-api.com

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x000500000001a4d7-98.dat	upx
behavioral1/memory/2964-100-0x000007FEF2550000-0x000007FEF2BB4000-memory.dmp	upx
behavioral1/memory/2964-105-0x000007FEF2550000-0x000007FEF2BB4000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2700	312 new client.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2236 wrote to memory of 2700	2236	Xeno.exe	30
PID 2236 wrote to memory of 2700	2236	Xeno.exe	30
PID 2236 wrote to memory of 2700	2236	Xeno.exe	30
PID 2236 wrote to memory of 2708	2236	Xeno.exe	31
PID 2236 wrote to memory of 2708	2236	Xeno.exe	31
PID 2236 wrote to memory of 2708	2236	Xeno.exe	31
PID 2236 wrote to memory of 2888	2236	Xeno.exe	32
PID 2236 wrote to memory of 2888	2236	Xeno.exe	32
PID 2236 wrote to memory of 2888	2236	Xeno.exe	32
PID 2708 wrote to memory of 2964	2708	blankgrabber inject.exe	33
PID 2708 wrote to memory of 2964	2708	blankgrabber inject.exe	33
PID 2708 wrote to memory of 2964	2708	blankgrabber inject.exe	33

C:\Users\Admin\AppData\Local\Temp\Xeno.exe
"C:\Users\Admin\AppData\Local\Temp\Xeno.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2236
- C:\Users\Admin\AppData\Roaming\312 new client.exe
  "C:\Users\Admin\AppData\Roaming\312 new client.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:2700
- C:\Users\Admin\AppData\Roaming\blankgrabber inject.exe
  "C:\Users\Admin\AppData\Roaming\blankgrabber inject.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:2708
- - C:\Users\Admin\AppData\Roaming\blankgrabber inject.exe
    "C:\Users\Admin\AppData\Roaming\blankgrabber inject.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    PID:2964
- C:\Users\Admin\AppData\Roaming\Xeno.exe
  "C:\Users\Admin\AppData\Roaming\Xeno.exe"
  2⤵
  - Executes dropped EXE
  PID:2888

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\_MEI27082\python313.dll

Filesize
1.8MB

MD5
2a4aad7818d527bbea76e9e81077cc21

SHA1
4db3b39874c01bf3ba1ab8659957bbc28aab1ab2

SHA256
4712a6bb81b862fc292fcd857cef931ca8e4c142e70eaa4fd7a8d0a96aff5e7e

SHA512
d10631b7fc25a8b9cc038514e9db1597cec0580ee34a56ce5cfc5a33e7010b5e1df7f15ec30ebb351356e2b815528fb4161956f26b5bfaf3dce7bc6701b79c68

Download Submit
C:\Users\Admin\AppData\Roaming\312 new client.exe

Filesize
41KB

MD5
5ef75efd49853199f55f8f92851520ce

SHA1
e622701014c14a2fde265f1d0a870aef535bb92d

SHA256
30f6c7e025ee54cc69638c17c6570d64be869824eb945eab75b9310445928bf2

SHA512
e91c322db329ae3925e082887c601910831389601d4510addebfb3694035ae5ce60c7bb9e7032d0a0bc05bee12879d1a63974642e3a01a39c13180f6f39f9799

Download Submit
C:\Users\Admin\AppData\Roaming\Xeno.exe

Filesize
140KB

MD5
70797e0760472325728ba786ca208976

SHA1
8912f23afbe8b78a9582f2a458b89a7fd697e638

SHA256
20744d38bc27d656a095e57bef62a44f5f6317de3672020e8a4a1e1057545764

SHA512
787f172cbc18eeb4f8e88420377459f37918edc9aec0105566f9e79555a962d6e89d7d0d6b791475282b2c5fb093c9e85544794639ad2771d9ca4a0e5b456477

Download Submit
C:\Users\Admin\AppData\Roaming\blankgrabber inject.exe

Filesize
8.4MB

MD5
b5de32cd51102d953495cb8cbf67dc85

SHA1
8cdb14ff8f821ccd24b5633d22e88113965ff5ef

SHA256
96f83e152e85f395baaae407558ac8a1dc142d75e1ab1df5b17a9d08c1a3a032

SHA512
70a3aeeaf28f7def534171eaaa63a898042107ea3366fb091c45b9167d24d622f3517b1e349641225f95b03e11746e5fc817657ca811e6611df9c06b1fcbd2ef

Download Submit
\Users\Admin\AppData\Local\Temp\_MEI27082\api-ms-win-core-file-l1-2-0.dll

Filesize
21KB

MD5
1c58526d681efe507deb8f1935c75487

SHA1
0e6d328faf3563f2aae029bc5f2272fb7a742672

SHA256
ef13dce8f71173315dfc64ab839b033ab19a968ee15230e9d4d2c9d558efeee2

SHA512
8edb9a0022f417648e2ece9e22c96e2727976332025c3e7d8f15bcf6d7d97e680d1bf008eb28e2e0bd57787dcbb71d38b2deb995b8edc35fa6852ab1d593f3d1

Download Submit
\Users\Admin\AppData\Local\Temp\_MEI27082\api-ms-win-core-file-l2-1-0.dll

Filesize
18KB

MD5
bfffa7117fd9b1622c66d949bac3f1d7

SHA1
402b7b8f8dcfd321b1d12fc85a1ee5137a5569b2

SHA256
1ea267a2e6284f17dd548c6f2285e19f7edb15d6e737a55391140ce5cb95225e

SHA512
b319cc7b436b1be165cdf6ffcab8a87fe29de78f7e0b14c8f562be160481fb5483289bd5956fdc1d8660da7a3f86d8eede35c6cc2b7c3d4c852decf4b2dcdb7f

Download Submit
\Users\Admin\AppData\Local\Temp\_MEI27082\api-ms-win-core-localization-l1-2-0.dll

Filesize
21KB

MD5
724223109e49cb01d61d63a8be926b8f

SHA1
072a4d01e01dbbab7281d9bd3add76f9a3c8b23b

SHA256
4e975f618df01a492ae433dff0dd713774d47568e44c377ceef9e5b34aad1210

SHA512
19b0065b894dc66c30a602c9464f118e7f84d83010e74457d48e93aaca4422812b093b15247b24d5c398b42ef0319108700543d13f156067b169ccfb4d7b6b7c

Download Submit
\Users\Admin\AppData\Local\Temp\_MEI27082\api-ms-win-core-processthreads-l1-1-1.dll

Filesize
21KB

MD5
517eb9e2cb671ae49f99173d7f7ce43f

SHA1
4ccf38fed56166ddbf0b7efb4f5314c1f7d3b7ab

SHA256
57cc66bf0909c430364d35d92b64eb8b6a15dc201765403725fe323f39e8ac54

SHA512
492be2445b10f6bfe6c561c1fc6f5d1af6d1365b7449bc57a8f073b44ae49c88e66841f5c258b041547fcd33cbdcb4eb9dd3e24f0924db32720e51651e9286be

Download Submit
\Users\Admin\AppData\Local\Temp\_MEI27082\api-ms-win-core-timezone-l1-1-0.dll

Filesize
21KB

MD5
d12403ee11359259ba2b0706e5e5111c

SHA1
03cc7827a30fd1dee38665c0cc993b4b533ac138

SHA256
f60e1751a6ac41f08e46480bf8e6521b41e2e427803996b32bdc5e78e9560781

SHA512
9004f4e59835af57f02e8d9625814db56f0e4a98467041da6f1367ef32366ad96e0338d48fff7cc65839a24148e2d9989883bcddc329d9f4d27cae3f843117d0

Download Submit
\Users\Admin\AppData\Local\Temp\_MEI27082\ucrtbase.dll

Filesize
992KB

MD5
0e0bac3d1dcc1833eae4e3e4cf83c4ef

SHA1
4189f4459c54e69c6d3155a82524bda7549a75a6

SHA256
8a91052ef261b5fbf3223ae9ce789af73dfe1e9b0ba5bdbc4d564870a24f2bae

SHA512
a45946e3971816f66dd7ea3788aacc384a9e95011500b458212dc104741315b85659e0d56a41570731d338bdf182141c093d3ced222c007038583ceb808e26fd

Download Submit
memory/2236-2-0x000000001B980000-0x000000001C22A000-memory.dmp

Filesize
8.7MB

Download
memory/2236-77-0x000007FEF5C00000-0x000007FEF65EC000-memory.dmp

Filesize
9.9MB

Download
memory/2236-1-0x0000000000310000-0x0000000000BCE000-memory.dmp

Filesize
8.7MB

Download
memory/2236-6-0x000007FEF5C00000-0x000007FEF65EC000-memory.dmp

Filesize
9.9MB

Download
memory/2236-3-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/2236-0-0x000007FEF5C03000-0x000007FEF5C04000-memory.dmp

Filesize
4KB

Download
memory/2700-11-0x000007FEF5C00000-0x000007FEF65EC000-memory.dmp

Filesize
9.9MB

Download
memory/2700-10-0x0000000000DC0000-0x0000000000DD0000-memory.dmp

Filesize
64KB

Download
memory/2700-101-0x000007FEF5C00000-0x000007FEF65EC000-memory.dmp

Filesize
9.9MB

Download
memory/2700-104-0x000007FEF5C00000-0x000007FEF65EC000-memory.dmp

Filesize
9.9MB

Download
memory/2964-100-0x000007FEF2550000-0x000007FEF2BB4000-memory.dmp

Filesize
6.4MB

Download
memory/2964-105-0x000007FEF2550000-0x000007FEF2BB4000-memory.dmp

Filesize
6.4MB

Download