73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
300s
platform
windows10-1703_x64
resource
win10-20240221-ja
resource tags

arch:x64arch:x86image:win10-20240221-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
21-02-2024 17:19

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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
652	b2e.exe
664	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
664	cpuminer-sse2.exe
664	cpuminer-sse2.exe
664	cpuminer-sse2.exe
664	cpuminer-sse2.exe
664	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3060-4-0x0000000000400000-0x000000000393A000-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 3060 wrote to memory of 652	3060	batexe.exe	74
PID 3060 wrote to memory of 652	3060	batexe.exe	74
PID 3060 wrote to memory of 652	3060	batexe.exe	74
PID 652 wrote to memory of 4652	652	b2e.exe	75
PID 652 wrote to memory of 4652	652	b2e.exe	75
PID 652 wrote to memory of 4652	652	b2e.exe	75
PID 4652 wrote to memory of 664	4652	cmd.exe	78
PID 4652 wrote to memory of 664	4652	cmd.exe	78

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3060
- C:\Users\Admin\AppData\Local\Temp\9460.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\9460.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\9460.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:652
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\9606.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4652
  - - 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:664

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\9460.tmp\b2e.exe

Filesize
4.1MB

MD5
d2c419a721d788c886ebc0bada6a278f

SHA1
94d19fe33b785b89d1060ce3dc9ae4a228791210

SHA256
650228630db655f08faa08da1e0a36d140c2212db9c910251b7805de8e8c46bb

SHA512
59ee192be1b742861e60745fa7c44ea0a8ece045f6c7938ff8d83cc8d59d171a12d50fec02c3f98493bfe1a2006183e13b92063011e6e805379f31510f44eb0f

Download Submit
C:\Users\Admin\AppData\Local\Temp\9460.tmp\b2e.exe

Filesize
4.7MB

MD5
d71d26a44f559d65a5efb3c31a5ef6f2

SHA1
2bd965cca4935461ba01e272c3f11794798ccb7e

SHA256
ba380986f1cf50ec394df6620ccbbb9b375cdac1c1a8be46559c9078b9fcdc83

SHA512
44737603cbf245ba93622579468fafe22e072d79669181b087f8045be7f8ad449841c652874978ef00cbcc2b38489cc4be90c355fcb48cae706390bae21adf81

Download Submit
C:\Users\Admin\AppData\Local\Temp\9606.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
1.5MB

MD5
9cfbeb95eee4ec2e9757c91f885e0f68

SHA1
d915b9891a75047f6eb062d23409c64861826d08

SHA256
c59e37771c891db54c10c5995d8a129a572a4b007fe1ff365d2664f0e717df87

SHA512
c95a0086f15b4f4085ecfdffd8b9e633f5184801f07d49aad738b96519a64db09b72d745318e445c06e2794d49c668a60a504887062b2dfcdeebd19ed63ad58a

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

Filesize
1.6MB

MD5
9d4d0eea5f21c8142730b5c70fbd91dc

SHA1
eec41571139fdb9734ee71448818c27e7d567253

SHA256
0225b843b333824eb793bbf1bc1039024893ec49742eaccd10443cb9daa9c94d

SHA512
bb97f5ffe80c3859af9bff2a4a24c0d3db6ae6909bf6a5156561f8e809de879155d075252b099de6c867ae73bba5d4ae85262a211856b1456ca854ecc6a5fd50

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

Filesize
1.2MB

MD5
7cf672bee2afba2dcd0c031ff985958e

SHA1
6b82a205db080ffdcb4a4470fce85a14413f3217

SHA256
c82f84171b9246d1cac261100b2199789c96c37b03b375f33b2c72afab060b05

SHA512
3e90d1c1efe0200cb3cc7b51d04783a3cce8391faa6ce554cff8b23dac60be9f8e4f980a8ac005fd9dff8ea4bdcb02311f7649c5be28eb32dcc26417fc4090e5

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

Filesize
2.0MB

MD5
eb10f68f702049aba6f6635a17de8d33

SHA1
9fcbea41438b61c40b9750f39c17c8b78d4a109e

SHA256
9f29c5dfe69fad750b0d9785ce955050e9d8771bec9030f574737f71c73c895f

SHA512
96034954cb88c54a48d06b7812ddfd5797b32ac7df20fba4573a9e56a43e62345bf048ff6f0088be0b095740f163b021970872861c05a457ab6e57c0c0f77eec

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

Filesize
836KB

MD5
aeab40ed9a8e627ea7cefc1f5cf9bf7a

SHA1
5e2e8ca2881b9bf9edfa3c4fdcec6da1efa102d8

SHA256
218cfc4073bab4eddf0de0804f96b204687311e20a9e97994bff54c9b0e01ee9

SHA512
c0a67616fa01fdc351015212a718faf70da6612fbb3ec13da28dd7af9a507c56882fb7c3eea6fbc37d4d63b970157199d16d0756dbe3cb3bc2223e215cb104d8

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

Filesize
1.6MB

MD5
ea811f00e84df93ff2c7914ab6804cc5

SHA1
eabdb8b292a32609a114e69f090b1fae74a5997c

SHA256
4dfcb3832db322d1f8acbfb79250552a795587454d0c28bcf2834e0a84fa14f6

SHA512
fdfeb44966da53304a86b5fecd0cd1c747252758428c793a8521926e93d8f386b89ff5eaaea19cc8e0109755e929ac5bc55c62bf3abb31718b10d021b9b30c77

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

Filesize
1.3MB

MD5
2f2cb5786d1b8a95473d14b3135336b0

SHA1
0240e45d056c5be395465ec49ac05e89fbc50051

SHA256
e58e4373d51a835cb8a4d99469223bd2a3ba5b01bb491250e8541b0601ab4a27

SHA512
38b9da2bd4b4e4f89ba6cbab28026d9e2926a7c133c41df0b3c36e745f66432f887065ee44954d2bca827a92249afb2c66b70d0ebf448094289b7cdc54548f4a

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/652-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/652-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/664-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/664-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/664-42-0x0000000056F30000-0x0000000056FC8000-memory.dmp

Filesize
608KB

Download
memory/664-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/664-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/664-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/664-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/664-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/664-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/664-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/664-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/664-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/664-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/664-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/664-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3060-4-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download