61f63f2608d21e17b622e914039bc49ea851491505ac6f8b2082f0afadd63929

Resubmissions

09-01-2025 13:19

250109-qkxrbssqcl 10

09-01-2025 13:10

250109-qerccszrdx 10

09-01-2025 13:07

250109-qcw5tszrbs 10

05-12-2024 07:58

241205-jttmpsvqgv 10

Analysis

max time kernel
119s
max time network
122s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
05-12-2024 07:58

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

Valid8Proxy/Hotmail Checker.exe
Size

582KB
MD5

82c493c58ad0ed2255d1500840d1d75c
SHA1

24b2997983add8d90e896af2dbdc32cf19895389
SHA256

325a912d9f9f4878cfc13a45a2da2494b4c4080c39d8a40166eb39c6ef3d24a0
SHA512

68f91fe3693dffdaadf28ad5dd3719cdfddff6e4729f48774ae336aef97908d8bc2c419aff65a7d4cbe24e2b85ea2f311dfec2de1136ed7fd7374d2d3ead8c88
SSDEEP

6144:oOaTmuaJ0GFRabVg8O1lFrRawLmKx85EJXlkc3rNPWyXJJy1LDR6qwYelXN1C4q1:oOSmvFobVgZtCKZX97NPWyXgteYILQ

Score

7^/10

discovery upx

Malware Config

Signatures

Loads dropped DLL 8 IoCs

pid	Process
2196	Checker.exe
2524	Checker1.exe
2524	Checker1.exe
2524	Checker1.exe
2524	Checker1.exe
2524	Checker1.exe
2524	Checker1.exe
2524	Checker1.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral17/files/0x00050000000195c0-23.dat	upx
behavioral17/memory/2196-25-0x000007FEF6390000-0x000007FEF67F6000-memory.dmp	upx

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Hotmail Checker.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 1596 wrote to memory of 2428	1596	Hotmail Checker.exe	29
PID 1596 wrote to memory of 2428	1596	Hotmail Checker.exe	29
PID 1596 wrote to memory of 2428	1596	Hotmail Checker.exe	29
PID 1596 wrote to memory of 2428	1596	Hotmail Checker.exe	29
PID 2428 wrote to memory of 2196	2428	Checker.exe	31
PID 2428 wrote to memory of 2196	2428	Checker.exe	31
PID 2428 wrote to memory of 2196	2428	Checker.exe	31
PID 1596 wrote to memory of 1940	1596	Hotmail Checker.exe	32
PID 1596 wrote to memory of 1940	1596	Hotmail Checker.exe	32
PID 1596 wrote to memory of 1940	1596	Hotmail Checker.exe	32
PID 1596 wrote to memory of 1940	1596	Hotmail Checker.exe	32
PID 1940 wrote to memory of 2524	1940	Checker1.exe	34
PID 1940 wrote to memory of 2524	1940	Checker1.exe	34
PID 1940 wrote to memory of 2524	1940	Checker1.exe	34

C:\Users\Admin\AppData\Local\Temp\Valid8Proxy\Hotmail Checker.exe
"C:\Users\Admin\AppData\Local\Temp\Valid8Proxy\Hotmail Checker.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1596
- C:\Users\Admin\AppData\Local\Temp\Valid8Proxy\Data\Modules\Checker.exe
  "C:\Users\Admin\AppData\Local\Temp\Valid8Proxy\Data\Modules\Checker.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2428
- - C:\Users\Admin\AppData\Local\Temp\Valid8Proxy\Data\Modules\Checker.exe
    "C:\Users\Admin\AppData\Local\Temp\Valid8Proxy\Data\Modules\Checker.exe"
    3⤵
    - Loads dropped DLL
    PID:2196
- C:\Users\Admin\AppData\Local\Temp\Valid8Proxy\Data\Modules\Checker1.exe
  "C:\Users\Admin\AppData\Local\Temp\Valid8Proxy\Data\Modules\Checker1.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1940
- - C:\Users\Admin\AppData\Local\Temp\Valid8Proxy\Data\Modules\Checker1.exe
    "C:\Users\Admin\AppData\Local\Temp\Valid8Proxy\Data\Modules\Checker1.exe"
    3⤵
    - Loads dropped DLL
    PID:2524

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\_MEI19402\api-ms-win-core-file-l2-1-0.dll

Filesize
18KB

MD5
bfffa7117fd9b1622c66d949bac3f1d7

SHA1
402b7b8f8dcfd321b1d12fc85a1ee5137a5569b2

SHA256
1ea267a2e6284f17dd548c6f2285e19f7edb15d6e737a55391140ce5cb95225e

SHA512
b319cc7b436b1be165cdf6ffcab8a87fe29de78f7e0b14c8f562be160481fb5483289bd5956fdc1d8660da7a3f86d8eede35c6cc2b7c3d4c852decf4b2dcdb7f

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI19402\python313.dll

Filesize
5.8MB

MD5
b9de917b925dd246b709bb4233777efd

SHA1
775f258d8b530c6ea9f0dd3d1d0b61c1948c25d2

SHA256
0c0a66505093b6a4bb3475f716bd3d9552095776f6a124709c13b3f9552c7d99

SHA512
f4bf3398f50fdd3ab7e3f02c1f940b4c8b5650ed7af16c626ccd1b934053ba73a35f96da03b349c1eb614bb23e0bc6b5cc58b07b7553a5c93c6d23124f324a33

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI24282\python310.dll

Filesize
1.4MB

MD5
4a6afa2200b1918c413d511c5a3c041c

SHA1
39ca3c2b669adac07d4a5eb1b3b79256cfe0c3b3

SHA256
bec187f608507b57cf0475971ba646b8ab42288af8fdcf78bce25f1d8c84b1da

SHA512
dbffb06ffff0542200344ea9863a44a6f1e1b783379e53df18580e697e8204d3911e091deb32a9c94b5599cdd54301b705b74e1f51104151cf13b89d57280a20

Download Submit
\Users\Admin\AppData\Local\Temp\_MEI19402\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\_MEI19402\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\_MEI19402\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\_MEI19402\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\_MEI19402\ucrtbase.dll

Filesize
992KB

MD5
0e0bac3d1dcc1833eae4e3e4cf83c4ef

SHA1
4189f4459c54e69c6d3155a82524bda7549a75a6

SHA256
8a91052ef261b5fbf3223ae9ce789af73dfe1e9b0ba5bdbc4d564870a24f2bae

SHA512
a45946e3971816f66dd7ea3788aacc384a9e95011500b458212dc104741315b85659e0d56a41570731d338bdf182141c093d3ced222c007038583ceb808e26fd

Download Submit
memory/1596-0-0x000000007490E000-0x000000007490F000-memory.dmp

Filesize
4KB

Download
memory/1596-1-0x0000000000E50000-0x0000000000EE8000-memory.dmp

Filesize
608KB

Download
memory/2196-25-0x000007FEF6390000-0x000007FEF67F6000-memory.dmp

Filesize
4.4MB

Download