73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
295s
max time network
300s
platform
windows10-1703_x64
resource
win10-20240214-ja
resource tags

arch:x64arch:x86image:win10-20240214-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
21-02-2024 02:48

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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
4196	b2e.exe
2488	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2488	cpuminer-sse2.exe
2488	cpuminer-sse2.exe
2488	cpuminer-sse2.exe
2488	cpuminer-sse2.exe
2488	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3260-5-0x0000000000400000-0x000000000393A000-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 3260 wrote to memory of 4196	3260	batexe.exe	73
PID 3260 wrote to memory of 4196	3260	batexe.exe	73
PID 3260 wrote to memory of 4196	3260	batexe.exe	73
PID 4196 wrote to memory of 2980	4196	b2e.exe	74
PID 4196 wrote to memory of 2980	4196	b2e.exe	74
PID 4196 wrote to memory of 2980	4196	b2e.exe	74
PID 2980 wrote to memory of 2488	2980	cmd.exe	77
PID 2980 wrote to memory of 2488	2980	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:3260
- C:\Users\Admin\AppData\Local\Temp\C265.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\C265.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\C265.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:4196
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\C7A5.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2980
  - - 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:2488

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\C265.tmp\b2e.exe

Filesize
1.3MB

MD5
cd2e147246a8f0dc58bad676a15048ca

SHA1
0382157b28b479809d4848771f63f209292dea25

SHA256
eee07142595f07a70af1c63f13f60f8d09efd8a1f565490bf5cf7cbee1bffc1c

SHA512
196cff5a99ab1de4fd542abf69f2416c59127edefad5b875b229f1744fa9591f1ee7b3730cf7822919194ea893624c97236dbbbc5b05c3f270cc8f66c59acaaf

Download Submit
C:\Users\Admin\AppData\Local\Temp\C265.tmp\b2e.exe

Filesize
2.4MB

MD5
000f75482a8f3c361e1ef9b58a16ee5f

SHA1
4e67fd460b9fa59dc5c1147833ad2f40f94d0279

SHA256
5143fc3449d84ea5cf510321dc92e2e28e68385863a6b07da646a406b53a875e

SHA512
fe72c633e123cea33c480746a4534fe6228f2c1f6184edbc75c144a201fb556ba0d68415c2abaa9c844a39bb900300f24476e38a4e13825829da54d629eaf152

Download Submit
C:\Users\Admin\AppData\Local\Temp\C7A5.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
2.0MB

MD5
57fc0a55e945779527ad55bba78f3c20

SHA1
563deb324d0b709bdf34df6cfb3b87ced591f607

SHA256
12ff587d8d205bf30124cf48d955669285111b9964a460cd248811d888c3cecd

SHA512
1147459e5c306fab69b1dbde5fe91a3e969419cda381709424164e7ebed74431fcccb51b29b8d2f6cc761ddd554e74dc80b47d36171bf5914b08ee604596d558

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

Filesize
1.9MB

MD5
54cd31c69295a3609f91505b4791c7f8

SHA1
e849ea0b810bb9df2f5665361caadc7310a714bc

SHA256
9a832b6509504583cf33526c1798846cc2a3adb55940362bc0bab167beae2d7d

SHA512
67d5526f9719a58b43967c481ba5d22149db33bfe5020920457392249cab7bef69fd85cbb65ce040494204e0f7d22065459cbf3ef011ced82baa1c8c143288f4

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
1.2MB

MD5
7cf672bee2afba2dcd0c031ff985958e

SHA1
6b82a205db080ffdcb4a4470fce85a14413f3217

SHA256
c82f84171b9246d1cac261100b2199789c96c37b03b375f33b2c72afab060b05

SHA512
3e90d1c1efe0200cb3cc7b51d04783a3cce8391faa6ce554cff8b23dac60be9f8e4f980a8ac005fd9dff8ea4bdcb02311f7649c5be28eb32dcc26417fc4090e5

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

Filesize
2.2MB

MD5
d3dd542d53aa20a79416090e1d42bbea

SHA1
ee09e48af1261596217aedeeb2ebacaae7f219c4

SHA256
b4c0365281f6974b92d24b548bacde2f2e282c8d382e73b93bea24fb4dd41982

SHA512
ef10cd525d3592f304f43200ffbd1d1659a86db23242c752720766c0290cf9b2cb7b1feb9c7a096b483068396302068c9f06ecc8c2842f66fe2f7a11a0c645ea

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\libstdc++-6.dll

Filesize
2.3MB

MD5
d0dd161d58ccd85480707969b05a0244

SHA1
8ac6dcb92ddadfc0305dcad4c732b04af3363ac7

SHA256
609736e1d2d66c056ccf49d7f883a7c9567215b21e32982f03879269647da5e1

SHA512
26ea55aa86484dc97542f6e1abb809e383191f7ce51fb6f160aec6451ef325587a0ad2cdc2582289d1bcae9a1c03862f295c4d04a6e100508b651a5df62bc04c

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

Filesize
2.3MB

MD5
cfd081198bc14cb94c1c27a9c40ed60e

SHA1
4953215452a482806bc4aab091626dafd119ce88

SHA256
63d1c1b59497d88e5e2692cc08ac493d695663900d967b182b84a5ac99897bd5

SHA512
8138b3d9ffdd2ddebbdfdcbec9c62024fe00cfff69d42b2d3187af258eaf1279c6b968d719157185a741c27239ee5dbaadcf9364b8f726a33f18b33fdc748ce9

Download Submit
memory/2488-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2488-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2488-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2488-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2488-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2488-42-0x0000000072DA0000-0x0000000072E38000-memory.dmp

Filesize
608KB

Download
memory/2488-44-0x0000000001030000-0x00000000028E5000-memory.dmp

Filesize
24.7MB

Download
memory/2488-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2488-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2488-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2488-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2488-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2488-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2488-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2488-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3260-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4196-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4196-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download