73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
299s
max time network
312s
platform
windows10-1703_x64
resource
win10-20240214-ja
resource tags

arch:x64arch:x86image:win10-20240214-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
19/02/2024, 18:26

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General

Target

batexe.exe
Size

9.4MB
MD5

cdc9eacffc6d2bf43153815043064427
SHA1

d05101f265f6ea87e18793ab0071f5c99edf363f
SHA256

73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72
SHA512

fc6945957e160bf7059c936c329aae438e6c1521e5e43a8434f58058230d89e818eb6ff80331a4b952dbb600b8cc134ecba54e5641bf549723c98f85e993fde6
SSDEEP

196608:ERAefrn9wcsTRAJgwusnWpV3h9XxSeEGaT+TKkGzySdUkI56kBIyky:E5Tn9YVwdnWLXxkvLlzkuv

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
1952	b2e.exe
4152	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4152	cpuminer-sse2.exe
4152	cpuminer-sse2.exe
4152	cpuminer-sse2.exe
4152	cpuminer-sse2.exe
4152	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2660-5-0x0000000000400000-0x000000000393A000-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 WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2660 wrote to memory of 1952	2660	batexe.exe	73
PID 2660 wrote to memory of 1952	2660	batexe.exe	73
PID 2660 wrote to memory of 1952	2660	batexe.exe	73
PID 1952 wrote to memory of 4136	1952	b2e.exe	74
PID 1952 wrote to memory of 4136	1952	b2e.exe	74
PID 1952 wrote to memory of 4136	1952	b2e.exe	74
PID 4136 wrote to memory of 4152	4136	cmd.exe	77
PID 4136 wrote to memory of 4152	4136	cmd.exe	77

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2660
- C:\Users\Admin\AppData\Local\Temp\CF17.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\CF17.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\CF17.tmp\b2e.exe C:\Users\Admin\AppData\Local\Temp "C:\Users\Admin\AppData\Local\Temp\batexe.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:1952
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\D6A9.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4136
  - - C:\Users\Admin\AppData\Local\Temp\cpuminer-sse2.exe
      cpuminer-sse2.exe -a yespower -o stratum+tcp://yespower.sea.mine.zpool.ca:6234 --userpass=DJXKcu8iouhRppneQL9XbYQ9ovs87y4cYZ:c=doge -t 3
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      PID:4152

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\CF17.tmp\b2e.exe

Filesize
384KB

MD5
3c0bec088d86bb620c8b42308d6098b3

SHA1
f486f2b80f76da0966fb3ccbc33fb96a4f890835

SHA256
1dfda8d76528af8231198a0ad4cbb09b05155c5e35f565ca78f81db527841d07

SHA512
bc4a62dacaf7990d21cc1bc04412acdd80659371fb4205065e0e917885076be8615d766f6640683642603c1c0e551efde0236acb3d6a772dc1af263cb1627414

Download Submit
C:\Users\Admin\AppData\Local\Temp\CF17.tmp\b2e.exe

Filesize
832KB

MD5
e1bd95ac3f9c6ce43914de2a53967fee

SHA1
3e03982c075df051d5a8dd837f42873f30483faf

SHA256
45c3475b58fbaa942be0297167c5c3fbbfe7295aa3fcbb4fb61df1348f55c550

SHA512
2166424e86301bbe04fbcce5d0b91562248845c5b1a7e889fee9a95d1c872dd6ea5cc85792b54e6d085095339be2f2b7f30cfd9b40a071b51c96a5009cc96f00

Download Submit
C:\Users\Admin\AppData\Local\Temp\D6A9.tmp\batchfile.bat

Filesize
136B

MD5
8ea7ac72a10251ecfb42ef4a88bd330a

SHA1
c30f6af73a42c0cc89bd20fe95f9159d6f0756c5

SHA256
65e2674fc9b921a76deaf3740603359794c04e059e8937ab36eb931d65f40ec9

SHA512
a908979d588625aa24eb81238d07d88a56be5388e1265ebd2fe09889ed807aa9a4af77107e72a843c31acadbe06db0d7f6f6a3c95fb481a71e549e8eb74c2ff0

Download Submit
C:\Users\Admin\AppData\Local\Temp\cpuminer-sse2.exe

Filesize
2.3MB

MD5
4c04147c386ba8792ac6a03069572a8a

SHA1
dda67789fc1d0f2469ca95f01a5c81034853ca6a

SHA256
c7739a1e940a282703d06eccda7110426d306f390e97fdbbd9df18472fd132cd

SHA512
a8b5a0b878a9a7d30cb38feff814e1f4dce24d000158edc10a43ee9a89920bedf7adc92eb7e3913098b6aab7fbd0531f56fc09f508b5c2769992a94e55d153db

Download Submit
C:\Users\Admin\AppData\Local\Temp\cpuminer-sse2.exe

Filesize
2.0MB

MD5
c3d8cd8f8528fd7e6fd62c51fd1d9058

SHA1
94047a6308f2e3bc22aaf74d5ba5b15c438757a4

SHA256
80d1ee1f1ad59a18ea733f1cb2aca8ddce62d4104d4e9346be90055b9b95cf22

SHA512
fea1e9c4ccc27b987bed71bc85988574ca7b41cbd96468ce7f62fabc96b75d4a3d34d27615e598578047b959c9b233736786c5e3cfeeffb162de991709e751cf

Download Submit
C:\Users\Admin\AppData\Local\Temp\libcurl-4.dll

Filesize
836KB

MD5
aeab40ed9a8e627ea7cefc1f5cf9bf7a

SHA1
5e2e8ca2881b9bf9edfa3c4fdcec6da1efa102d8

SHA256
218cfc4073bab4eddf0de0804f96b204687311e20a9e97994bff54c9b0e01ee9

SHA512
c0a67616fa01fdc351015212a718faf70da6612fbb3ec13da28dd7af9a507c56882fb7c3eea6fbc37d4d63b970157199d16d0756dbe3cb3bc2223e215cb104d8

Download Submit
C:\Users\Admin\AppData\Local\Temp\libgcc_s_seh-1.dll

Filesize
768KB

MD5
fe316f2b417e142dffa0e03efb65e1a4

SHA1
907805b2c3bc0a0791086cb5fc8e3a950bc78e6d

SHA256
aca06866767d9e0bbe1e9bef7efce1152d34243e1acefc5f7ac4f6a245456671

SHA512
8ebfa0700b00c4064d1ded11fc1b4001f01238ee0c4cf88a873e0ccf38c30a574d600649bfdef85f2e3aec5c279a43680f7a66604bc6f27bbda0219e3786774d

Download Submit
C:\Users\Admin\AppData\Local\Temp\libstdc++-6.dll

Filesize
576KB

MD5
13746f79a51eb8ce3107de99ffc6b56a

SHA1
64a00c99a805f8775f08cda4e4d06e1150195347

SHA256
2c04d5960f13e859d49c78a8858bdcb0c53914306eba52746105a76d98f5d205

SHA512
d0e69c6cf0078c858e8258a4038098e644d611b544b6588b2b1c9d2d2937ade0472edc96257545f5935514bfa18970f5762eb393def612c5a7027727397ca8d7

Download Submit
C:\Users\Admin\AppData\Local\Temp\libwinpthread-1.dll

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
\Users\Admin\AppData\Local\Temp\libcurl-4.dll

Filesize
640KB

MD5
ac7d1c3bb4d3c69372907331267c1ee7

SHA1
fa82689799785ef9ab4c304b1c1a6d2d9a961928

SHA256
d22689ab67764158df7b19e8d78ec1393899f21e390f469a300975a31106c3aa

SHA512
0d541661060d7c5eed486ea0377142e7d3883b3c0935114679af28bcae0b1767585fe06328955cf59aab4fe3d4acfba525dbc42675fbce80b7d0b2300784d125

Download Submit
\Users\Admin\AppData\Local\Temp\libgcc_s_seh-1.dll

Filesize
448KB

MD5
8185100383d0fe360c9198e5a883b08d

SHA1
ab398c469573f8e84d3cfcef01287a0604d6ab5f

SHA256
05ef7288b0d559bf67c3d69c201da9bdcaed0b49ecc538640f7b96c5b82eb538

SHA512
24930ef0caa1f2db2ed60f7dfdb832a172cf7747b0a336b051f73c0087a5f2fabff721487cb49cf5a3bc2be5426554b0a3a0e51541b6a4ca735646af24f1404a

Download Submit
\Users\Admin\AppData\Local\Temp\libstdc++-6.dll

Filesize
512KB

MD5
a3dea3777f14f1235327b648410a9406

SHA1
9ab139a0c947962b3c471c36e8b9cca4d750c889

SHA256
ff432926dd375c44e9a86cc2520c46e66be2d212e35fb73f16ebc4b48b98b6d1

SHA512
b6cacf9e5d8adebdb3c4ae9b6eaddda6a90d9eae32bdc4cf6eb36ad7cf14d02486ac0c32942e3bc504e943a544fa71a6c9e2fec8fb07c456290646107b4edea2

Download Submit
\Users\Admin\AppData\Local\Temp\libstdc++-6.dll

Filesize
5.6MB

MD5
86e1333e13be471d179a48d5efe1770c

SHA1
1b092b8ae138ffebbad46e5002ffee320387e1ed

SHA256
c2fa78853577459b7d3ebe5d5f70e23d91ef22f5e1f0fea4491902d6372b3700

SHA512
63ee2638caf934b1da9ca61b50e0d023c25cf98a4288b03425c46b5b2d9a7e5b3e34cd981f4e55d92bb356ded56c9d42f678bc0f837f965c3e099804fd512e7a

Download Submit
memory/1952-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1952-55-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2660-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4152-50-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4152-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4152-43-0x0000000068FA0000-0x0000000069038000-memory.dmp

Filesize
608KB

Download
memory/4152-44-0x0000000000E50000-0x0000000002705000-memory.dmp

Filesize
24.7MB

Download
memory/4152-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4152-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4152-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4152-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4152-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4152-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4152-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4152-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4152-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4152-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4152-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download