73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
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
20/02/2024, 06:06

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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
4972	b2e.exe
1944	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
1944	cpuminer-sse2.exe
1944	cpuminer-sse2.exe
1944	cpuminer-sse2.exe
1944	cpuminer-sse2.exe
1944	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2300-4-0x0000000000400000-0x000000000393A000-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 2300 wrote to memory of 4972	2300	batexe.exe	74
PID 2300 wrote to memory of 4972	2300	batexe.exe	74
PID 2300 wrote to memory of 4972	2300	batexe.exe	74
PID 4972 wrote to memory of 508	4972	b2e.exe	75
PID 4972 wrote to memory of 508	4972	b2e.exe	75
PID 4972 wrote to memory of 508	4972	b2e.exe	75
PID 508 wrote to memory of 1944	508	cmd.exe	78
PID 508 wrote to memory of 1944	508	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:2300
- C:\Users\Admin\AppData\Local\Temp\92F9.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\92F9.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\92F9.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:4972
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\94AE.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:508
  - - 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:1944

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\92F9.tmp\b2e.exe

Filesize
4.8MB

MD5
1303838a755e4fc90d01555c04f717a1

SHA1
721a4e3b1b18cc0c3c94a144c2ffc04baec9b20f

SHA256
ef3cc7261dcbb078c614cb0c24eac117569364de6703d507e9556621a460b08a

SHA512
d6ad55dad689b651c6cde8fd3e3748fe9b048c7115462693626f2fa8ddf34564982d7b360b84a2c67272625754d143db4240ca5ebad3a191a4574e06b5e86893

Download Submit
C:\Users\Admin\AppData\Local\Temp\92F9.tmp\b2e.exe

Filesize
5.5MB

MD5
956116240838be75321d99e18ab95a73

SHA1
747d35802077de79154ce223c9d9aaff6f7db16b

SHA256
8415b00e4243302a5b85973290f8c3296d21a0c76ef960d4c1f8404e8072b25f

SHA512
e989badbd50eb71e0d48ccbdb78cdfa89e2b7c873845b0bf5c2d9d8f34f9ffcf58b74e7ef3c273a3d9ce53fbf4670ebb9f74f1c331640bed7073b253ea155b0e

Download Submit
C:\Users\Admin\AppData\Local\Temp\94AE.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
1.3MB

MD5
b52d12167b9c1aca4da634a5f7bfdc46

SHA1
c503474cb4738359f32d8fba3e88fe408e0cf61b

SHA256
2ba9d7bd131ce7d3ddf8fbd9cd9b6d2ad5ef1c7f5f0023781107b14920cbb182

SHA512
2884c79413aef43689287024cba3490a7f4e29fe223bfbe7d71100eac11bc3f6571a80c2f5982a47dd1037baec0adf9d53444d2fb4afcbf131c70bc0a9b549fb

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

Filesize
2.1MB

MD5
bf8b1140796ac7baba7426b268608903

SHA1
58d4c59a0f3cff0ef22ea8b891814c80b040e884

SHA256
508ab229668a08448527b5be1dbe9525466d2c1d627ead70eaa25aca90620b9d

SHA512
4ecd426bfa91eecd3c63c6ceec57059c1480b9a5434201dfb2c2da3ac6836fe6a5b0a4cdca08b541dae9daa61d4b403bdf52052ac9e1e307bd3785c65fed3065

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\libstdc++-6.dll

Filesize
1.2MB

MD5
c9acbf08c4705fed80de62388341a54b

SHA1
9ce829bac0f3f5ee7176ae1443c12f2c4d40c3a9

SHA256
2638e151737cec227c83ca6a0fe4ecdccc4291d1538f9d255d420b0e20df8826

SHA512
749ffeb266a0a15e70c56cb74438e2792b33b1c5bc8619374e7a66ba7702e717dfc025e0a241d60c1fcd8880e19051f7a6a7ddb2fe43c18b57681d9e32922418

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\libgcc_s_seh-1.dll

Filesize
1.2MB

MD5
7cf672bee2afba2dcd0c031ff985958e

SHA1
6b82a205db080ffdcb4a4470fce85a14413f3217

SHA256
c82f84171b9246d1cac261100b2199789c96c37b03b375f33b2c72afab060b05

SHA512
3e90d1c1efe0200cb3cc7b51d04783a3cce8391faa6ce554cff8b23dac60be9f8e4f980a8ac005fd9dff8ea4bdcb02311f7649c5be28eb32dcc26417fc4090e5

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

Filesize
2.2MB

MD5
6f54765b842c9bac8d27243e9afc567f

SHA1
644b3b3fbd56a0e34b7700a45851c99a985cd8f2

SHA256
367382f4bce2a40dec283f418f37fa5dcca937472a9ca6684ef7d4fedaf962ce

SHA512
b01f62e6fc1fd048fd953178214bb359bc91cfd6f288b2cb826966f43c5ac7001b112850b1ebf892633a3e4a73495dc3fe840f9d62e2c2488ea804e294e3ef28

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

Filesize
2.3MB

MD5
3531b61c79efc1aa50e7aa696156aa4e

SHA1
f11dc182345309a5ce12f62c2f77f15abc925de3

SHA256
c8da45398e4eadb1f8c612808bbadb50db662bdc46e6faf85e1387a8f27d6f4c

SHA512
a21cd8bf9a1e6f080f0b0599275c2607c2ee2bb11b07efe17fa1a0ca920c1c354b612801bd4e980950587ad2e4ebb3f493881c87d357b8d4e4bfeb20803a7833

Download Submit
memory/1944-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/1944-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1944-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1944-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1944-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/1944-43-0x0000000077870000-0x0000000077908000-memory.dmp

Filesize
608KB

Download
memory/1944-44-0x0000000001150000-0x0000000002A05000-memory.dmp

Filesize
24.7MB

Download
memory/1944-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1944-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1944-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1944-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1944-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1944-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1944-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2300-4-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4972-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4972-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download