41033e4baaf4d0de22e736c67f4c7ea7a57c145bcf16cf9360b30a49739334e0

General

Target

41033e4baaf4d0de22e736c67f4c7ea7a57c145bcf16cf9360b30a49739334e0.exe
Size

1.8MB
MD5

6c60e89e9a2bd99018da4930811f5f17
SHA1

6bbf67b1133ad3e97268c6b49c81b5c87d56d22c
SHA256

41033e4baaf4d0de22e736c67f4c7ea7a57c145bcf16cf9360b30a49739334e0
SHA512

bd288744433405b6760676c82b3efbb163508506c1645b8b07102738f8f02a3b8fc0420fc22da3a74354e6af3be7d79c5e7df511983913c1912d73cdbc8b833e
SSDEEP

49152:tIiiK2S7ndMn8Oj/xNzvaT55ItITY2DV1ttwyNrDI:qiiK2Ina8Oz/mT55IIF1ttwyNrDI

Score

8^/10

discovery spyware stealer upx

Malware Config

Signatures

Downloads MZ/PE file

Executes dropped EXE 2 IoCs

pid	Process
2132	syncUpd.exe
2128	BroomSetup.exe

Loads dropped DLL 7 IoCs

pid	Process
2184	41033e4baaf4d0de22e736c67f4c7ea7a57c145bcf16cf9360b30a49739334e0.exe
2184	41033e4baaf4d0de22e736c67f4c7ea7a57c145bcf16cf9360b30a49739334e0.exe
2184	41033e4baaf4d0de22e736c67f4c7ea7a57c145bcf16cf9360b30a49739334e0.exe
2184	41033e4baaf4d0de22e736c67f4c7ea7a57c145bcf16cf9360b30a49739334e0.exe
2184	41033e4baaf4d0de22e736c67f4c7ea7a57c145bcf16cf9360b30a49739334e0.exe
2132	syncUpd.exe
2132	syncUpd.exe

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x0007000000015c4b-23.dat	upx
behavioral1/memory/2184-30-0x0000000004CF0000-0x0000000005220000-memory.dmp	upx
behavioral1/files/0x0007000000015c4b-31.dat	upx
behavioral1/memory/2128-32-0x0000000000400000-0x0000000000930000-memory.dmp	upx
behavioral1/memory/2128-81-0x0000000000400000-0x0000000000930000-memory.dmp	upx

Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials In Files
T1552.001
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	syncUpd.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	syncUpd.exe

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

T1053

pid	Process
2724	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2132	syncUpd.exe
2132	syncUpd.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2128	BroomSetup.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 2184 wrote to memory of 2132	2184	41033e4baaf4d0de22e736c67f4c7ea7a57c145bcf16cf9360b30a49739334e0.exe	28
PID 2184 wrote to memory of 2132	2184	41033e4baaf4d0de22e736c67f4c7ea7a57c145bcf16cf9360b30a49739334e0.exe	28
PID 2184 wrote to memory of 2132	2184	41033e4baaf4d0de22e736c67f4c7ea7a57c145bcf16cf9360b30a49739334e0.exe	28
PID 2184 wrote to memory of 2132	2184	41033e4baaf4d0de22e736c67f4c7ea7a57c145bcf16cf9360b30a49739334e0.exe	28
PID 2184 wrote to memory of 2128	2184	41033e4baaf4d0de22e736c67f4c7ea7a57c145bcf16cf9360b30a49739334e0.exe	29
PID 2184 wrote to memory of 2128	2184	41033e4baaf4d0de22e736c67f4c7ea7a57c145bcf16cf9360b30a49739334e0.exe	29
PID 2184 wrote to memory of 2128	2184	41033e4baaf4d0de22e736c67f4c7ea7a57c145bcf16cf9360b30a49739334e0.exe	29
PID 2184 wrote to memory of 2128	2184	41033e4baaf4d0de22e736c67f4c7ea7a57c145bcf16cf9360b30a49739334e0.exe	29
PID 2184 wrote to memory of 2128	2184	41033e4baaf4d0de22e736c67f4c7ea7a57c145bcf16cf9360b30a49739334e0.exe	29
PID 2184 wrote to memory of 2128	2184	41033e4baaf4d0de22e736c67f4c7ea7a57c145bcf16cf9360b30a49739334e0.exe	29
PID 2184 wrote to memory of 2128	2184	41033e4baaf4d0de22e736c67f4c7ea7a57c145bcf16cf9360b30a49739334e0.exe	29
PID 2128 wrote to memory of 2744	2128	BroomSetup.exe	31
PID 2128 wrote to memory of 2744	2128	BroomSetup.exe	31
PID 2128 wrote to memory of 2744	2128	BroomSetup.exe	31
PID 2128 wrote to memory of 2744	2128	BroomSetup.exe	31
PID 2744 wrote to memory of 2788	2744	cmd.exe	33
PID 2744 wrote to memory of 2788	2744	cmd.exe	33
PID 2744 wrote to memory of 2788	2744	cmd.exe	33
PID 2744 wrote to memory of 2788	2744	cmd.exe	33
PID 2744 wrote to memory of 2724	2744	cmd.exe	34
PID 2744 wrote to memory of 2724	2744	cmd.exe	34
PID 2744 wrote to memory of 2724	2744	cmd.exe	34
PID 2744 wrote to memory of 2724	2744	cmd.exe	34

C:\Users\Admin\AppData\Local\Temp\41033e4baaf4d0de22e736c67f4c7ea7a57c145bcf16cf9360b30a49739334e0.exe
"C:\Users\Admin\AppData\Local\Temp\41033e4baaf4d0de22e736c67f4c7ea7a57c145bcf16cf9360b30a49739334e0.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2184
- C:\Users\Admin\AppData\Local\Temp\syncUpd.exe
  C:\Users\Admin\AppData\Local\Temp\syncUpd.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Checks processor information in registry
  - Suspicious behavior: EnumeratesProcesses
  PID:2132
- C:\Users\Admin\AppData\Local\Temp\BroomSetup.exe
  C:\Users\Admin\AppData\Local\Temp\BroomSetup.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2128
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Roaming\Temp\Task.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2744
  - - C:\Windows\SysWOW64\chcp.com
      chcp 1251
      4⤵
      PID:2788
  - - C:\Windows\SysWOW64\schtasks.exe
      schtasks /create /tn "MalayamaraUpdate" /tr "'C:\Users\Admin\AppData\Local\Temp\Updater.exe'" /sc minute /mo 30 /F
      4⤵
      Creates scheduled task(s)
      PID:2724

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Credential Access

Unsecured Credentials

3

T1552

Credentials In Files

3

T1552.001

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

3

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\BroomSetup.exe

Filesize
1.7MB

MD5
eee5ddcffbed16222cac0a1b4e2e466e

SHA1
28b40c88b8ea50b0782e2bcbb4cc0f411035f3d5

SHA256
2a40e5dccc7526c4982334941c90f95374460e2a816e84e724e98c4d52ae8c54

SHA512
8f88901f3ebd425818db09f268df19ccf8a755603f04e9481bcf02b112a84393f8a900ead77f8f971bfa33fd9fa5636b7494aaee864a0fb04e3273911a4216dc

Download Submit
C:\Users\Admin\AppData\Roaming\Temp\Task.bat

Filesize
128B

MD5
11bb3db51f701d4e42d3287f71a6a43e

SHA1
63a4ee82223be6a62d04bdfe40ef8ba91ae49a86

SHA256
6be22058abfb22b40a42fb003f86b89e204a83024c03eb82cd53e2a0a047c331

SHA512
907ad2c070cc1db89f43459a94d7f48985d939d749c9648b78572a266f0d3fde47813a129e9151dbf4a7d96d36f588172f57c88b8b947b56ed818d7d068abab2

Download Submit
\ProgramData\mozglue.dll

Filesize
593KB

MD5
c8fd9be83bc728cc04beffafc2907fe9

SHA1
95ab9f701e0024cedfbd312bcfe4e726744c4f2e

SHA256
ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

SHA512
fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

Download Submit
\ProgramData\nss3.dll

Filesize
2.0MB

MD5
1cc453cdf74f31e4d913ff9c10acdde2

SHA1
6e85eae544d6e965f15fa5c39700fa7202f3aafe

SHA256
ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

SHA512
dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

Download Submit
\Users\Admin\AppData\Local\Temp\BroomSetup.exe

Filesize
428KB

MD5
6589100c668193db542fab3d21510d44

SHA1
83c977d362c8fc61aa2affc5eb0dbb8d2247e746

SHA256
8e6bf755f3a51dcde9b887c5fc194a071cc42c5e202f636ba2a47f31bb551d0e

SHA512
44fa1b3b55a6e3f2ac1d37624ecdc6e0e33e0202b6bc080856b03590ac036f46c5adf303437fe771ab5755e3429d981a064489827d5ac39223719e38723ae907

Download Submit
\Users\Admin\AppData\Local\Temp\nsd5727.tmp\INetC.dll

Filesize
21KB

MD5
2b342079303895c50af8040a91f30f71

SHA1
b11335e1cb8356d9c337cb89fe81d669a69de17e

SHA256
2d5d89025911e2e273f90f393624be4819641dbee1606de792362e442e54612f

SHA512
550452dadc86ecd205f40668894116790a456fe46e9985d68093d36cf32abf00edecb5c56ff0287464a0e819db7b3cc53926037a116de6c651332a7cc8035d47

Download Submit
\Users\Admin\AppData\Local\Temp\syncUpd.exe

Filesize
223KB

MD5
4798812066cbae4409c74a92f61d89be

SHA1
f22ae1face4df9e4ab6445a6e43eedd12c8af868

SHA256
17102324a533f9666f6d2a9a9269807f9b49591a20ff7fd4045c43b432ac0079

SHA512
e55b78580a1aa1ab9e262ddb57ae95759d459ab75db99459882a22f05310e2e53131f05e0f110ed0cf2056b18f8671272eabda5cbd21667cd51be5754e4c3e56

Download Submit
memory/2128-116-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2128-81-0x0000000000400000-0x0000000000930000-memory.dmp

Filesize
5.2MB

Download
memory/2128-32-0x0000000000400000-0x0000000000930000-memory.dmp

Filesize
5.2MB

Download
memory/2128-33-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2132-104-0x00000000002B0000-0x00000000003B0000-memory.dmp

Filesize
1024KB

Download
memory/2132-14-0x00000000002B0000-0x00000000003B0000-memory.dmp

Filesize
1024KB

Download
memory/2132-77-0x0000000000400000-0x0000000001A25000-memory.dmp

Filesize
22.1MB

Download
memory/2132-123-0x00000000002B0000-0x00000000003B0000-memory.dmp

Filesize
1024KB

Download
memory/2132-122-0x0000000000400000-0x0000000001A25000-memory.dmp

Filesize
22.1MB

Download
memory/2132-16-0x0000000000400000-0x0000000001A25000-memory.dmp

Filesize
22.1MB

Download
memory/2132-103-0x0000000000400000-0x0000000001A25000-memory.dmp

Filesize
22.1MB

Download
memory/2132-15-0x00000000001B0000-0x00000000001D7000-memory.dmp

Filesize
156KB

Download
memory/2132-105-0x0000000000400000-0x0000000001A25000-memory.dmp

Filesize
22.1MB

Download
memory/2132-117-0x0000000000400000-0x0000000001A25000-memory.dmp

Filesize
22.1MB

Download
memory/2132-34-0x0000000061E00000-0x0000000061EF3000-memory.dmp

Filesize
972KB

Download
memory/2184-106-0x0000000004CF0000-0x0000000005220000-memory.dmp

Filesize
5.2MB

Download
memory/2184-29-0x0000000000400000-0x0000000000459000-memory.dmp

Filesize
356KB

Download
memory/2184-30-0x0000000004CF0000-0x0000000005220000-memory.dmp

Filesize
5.2MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads