be74ad5e892a4723410e340cc88193a01ba9391a5f76257273457b65d9cfb5e7

Analysis

max time kernel
150s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
27-11-2024 20:27

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General

Target

4999.exe
Size

19.3MB
MD5

748f0dd153cdccba853e0c96c7782976
SHA1

3196d25afd437a0a6dc58d376021d79be6be1c19
SHA256

be74ad5e892a4723410e340cc88193a01ba9391a5f76257273457b65d9cfb5e7
SHA512

ddfceb44013a1b1d95d666e76e31f6469e35133b9140c87057a622791f2d569d34607e2287c7590ac90a6cb7f625da103ce502ea22327b194223e7ca8b2b76b0
SSDEEP

393216:pqPnLFXlrXQMDOETgs77fGbgXnRFgIvE4JUpr4Tmo:gPLFXNXQRE7yAnRFgBPpPo

Score

7^/10

upx

Malware Config

Signatures

Loads dropped DLL 7 IoCs

Processes:

4999.exe

pid	Process
488	4999.exe
488	4999.exe
488	4999.exe
488	4999.exe
488	4999.exe
488	4999.exe
488	4999.exe

UPX packed file 2 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/files/0x000500000001c8cd-167.dat	upx
behavioral1/memory/488-169-0x000007FEF5EF0000-0x000007FEF635E000-memory.dmp	upx

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

taskmgr.exe

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Internet Explorer\TypedURLs	taskmgr.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

taskmgr.exe

pid	Process
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

taskmgr.exe

pid	Process
288	taskmgr.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskmgr.exe

description	pid	Process
Token: SeDebugPrivilege	288	taskmgr.exe

Suspicious use of FindShellTrayWindow 64 IoCs

Processes:

taskmgr.exe

pid	Process
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe

Suspicious use of SendNotifyMessage 64 IoCs

Processes:

taskmgr.exe

pid	Process
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe
288	taskmgr.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

taskmgr.exe

pid	Process
288	taskmgr.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

4999.exetaskmgr.exe

description	pid	Process	procid_target
PID 2552 wrote to memory of 488	2552	4999.exe	30
PID 2552 wrote to memory of 488	2552	4999.exe	30
PID 2552 wrote to memory of 488	2552	4999.exe	30
PID 288 wrote to memory of 1692	288	taskmgr.exe	33
PID 288 wrote to memory of 1692	288	taskmgr.exe	33
PID 288 wrote to memory of 1692	288	taskmgr.exe	33

C:\Users\Admin\AppData\Local\Temp\4999.exe
"C:\Users\Admin\AppData\Local\Temp\4999.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2552
- C:\Users\Admin\AppData\Local\Temp\4999.exe
  "C:\Users\Admin\AppData\Local\Temp\4999.exe"
  2⤵
  - Loads dropped DLL
  PID:488

C:\Windows\system32\taskmgr.exe
"C:\Windows\system32\taskmgr.exe" /4
1⤵
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:288
- C:\Windows\system32\cmd.exe
  "C:\Windows\system32\cmd.exe"
  2⤵
  PID:1692

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\_MEI25522\api-ms-win-core-file-l1-2-0.dll

Filesize
21KB

MD5
1c58526d681efe507deb8f1935c75487

SHA1
0e6d328faf3563f2aae029bc5f2272fb7a742672

SHA256
ef13dce8f71173315dfc64ab839b033ab19a968ee15230e9d4d2c9d558efeee2

SHA512
8edb9a0022f417648e2ece9e22c96e2727976332025c3e7d8f15bcf6d7d97e680d1bf008eb28e2e0bd57787dcbb71d38b2deb995b8edc35fa6852ab1d593f3d1

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI25522\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\_MEI25522\api-ms-win-core-localization-l1-2-0.dll

Filesize
21KB

MD5
724223109e49cb01d61d63a8be926b8f

SHA1
072a4d01e01dbbab7281d9bd3add76f9a3c8b23b

SHA256
4e975f618df01a492ae433dff0dd713774d47568e44c377ceef9e5b34aad1210

SHA512
19b0065b894dc66c30a602c9464f118e7f84d83010e74457d48e93aaca4422812b093b15247b24d5c398b42ef0319108700543d13f156067b169ccfb4d7b6b7c

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI25522\api-ms-win-core-processthreads-l1-1-1.dll

Filesize
21KB

MD5
517eb9e2cb671ae49f99173d7f7ce43f

SHA1
4ccf38fed56166ddbf0b7efb4f5314c1f7d3b7ab

SHA256
57cc66bf0909c430364d35d92b64eb8b6a15dc201765403725fe323f39e8ac54

SHA512
492be2445b10f6bfe6c561c1fc6f5d1af6d1365b7449bc57a8f073b44ae49c88e66841f5c258b041547fcd33cbdcb4eb9dd3e24f0924db32720e51651e9286be

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI25522\api-ms-win-core-timezone-l1-1-0.dll

Filesize
21KB

MD5
d12403ee11359259ba2b0706e5e5111c

SHA1
03cc7827a30fd1dee38665c0cc993b4b533ac138

SHA256
f60e1751a6ac41f08e46480bf8e6521b41e2e427803996b32bdc5e78e9560781

SHA512
9004f4e59835af57f02e8d9625814db56f0e4a98467041da6f1367ef32366ad96e0338d48fff7cc65839a24148e2d9989883bcddc329d9f4d27cae3f843117d0

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI25522\python310.dll

Filesize
1.4MB

MD5
69d4f13fbaeee9b551c2d9a4a94d4458

SHA1
69540d8dfc0ee299a7ff6585018c7db0662aa629

SHA256
801317463bd116e603878c7c106093ba7db2bece11e691793e93065223fc7046

SHA512
8e632f141daf44bc470f8ee677c6f0fdcbcacbfce1472d928576bf7b9f91d6b76639d18e386d5e1c97e538a8fe19dd2d22ea47ae1acf138a0925e3c6dd156378

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI25522\ucrtbase.dll

Filesize
992KB

MD5
0e0bac3d1dcc1833eae4e3e4cf83c4ef

SHA1
4189f4459c54e69c6d3155a82524bda7549a75a6

SHA256
8a91052ef261b5fbf3223ae9ce789af73dfe1e9b0ba5bdbc4d564870a24f2bae

SHA512
a45946e3971816f66dd7ea3788aacc384a9e95011500b458212dc104741315b85659e0d56a41570731d338bdf182141c093d3ced222c007038583ceb808e26fd

Download Submit
memory/288-318-0x0000000140000000-0x00000001405E8000-memory.dmp

Filesize
5.9MB

Download
memory/288-319-0x0000000140000000-0x00000001405E8000-memory.dmp

Filesize
5.9MB

Download
memory/288-320-0x0000000140000000-0x00000001405E8000-memory.dmp

Filesize
5.9MB

Download
memory/288-321-0x0000000140000000-0x00000001405E8000-memory.dmp

Filesize
5.9MB

Download
memory/288-322-0x0000000002570000-0x0000000002571000-memory.dmp

Filesize
4KB

Download
memory/288-323-0x0000000002570000-0x0000000002571000-memory.dmp

Filesize
4KB

Download
memory/488-169-0x000007FEF5EF0000-0x000007FEF635E000-memory.dmp

Filesize
4.4MB

Download