73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

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
4784	b2e.exe
4792	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4792	cpuminer-sse2.exe
4792	cpuminer-sse2.exe
4792	cpuminer-sse2.exe
4792	cpuminer-sse2.exe
4792	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4304-6-0x0000000000400000-0x000000000393A000-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 4304 wrote to memory of 4784	4304	batexe.exe	75
PID 4304 wrote to memory of 4784	4304	batexe.exe	75
PID 4304 wrote to memory of 4784	4304	batexe.exe	75
PID 4784 wrote to memory of 228	4784	b2e.exe	76
PID 4784 wrote to memory of 228	4784	b2e.exe	76
PID 4784 wrote to memory of 228	4784	b2e.exe	76
PID 228 wrote to memory of 4792	228	cmd.exe	79
PID 228 wrote to memory of 4792	228	cmd.exe	79

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4304
- C:\Users\Admin\AppData\Local\Temp\BF2.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\BF2.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\BF2.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:4784
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\11ED.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:228
  - - 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:4792

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\11ED.tmp\batchfile.bat

Filesize
136B

MD5
8ea7ac72a10251ecfb42ef4a88bd330a

SHA1
c30f6af73a42c0cc89bd20fe95f9159d6f0756c5

SHA256
65e2674fc9b921a76deaf3740603359794c04e059e8937ab36eb931d65f40ec9

SHA512
a908979d588625aa24eb81238d07d88a56be5388e1265ebd2fe09889ed807aa9a4af77107e72a843c31acadbe06db0d7f6f6a3c95fb481a71e549e8eb74c2ff0

Download Submit
C:\Users\Admin\AppData\Local\Temp\BF2.tmp\b2e.exe

Filesize
624KB

MD5
ef088233200d4a5d6d056582ca4db354

SHA1
15122d13a5567b5b19be9d31b79ef4fc2c6c6af6

SHA256
d7850fe30b89e4d5aa3dbd464ff7b83573146d34d75459bec9b10f3a2aa1d057

SHA512
eae735b592bcce91e41bdb6a8dbcbaa76437c781a677779ed9ee78a2a57e9198a1d5cac5382e030378b6a9bb77e8d4f62ef3812f443a4b6fbdee6fd453094842

Download Submit
C:\Users\Admin\AppData\Local\Temp\BF2.tmp\b2e.exe

Filesize
2.5MB

MD5
3dad9afc1e5d7683aede63a3d4bc7cbf

SHA1
248ac5d4688d5d2d73177ea51443b54d37b233b3

SHA256
015c9cc82c981850ef20c86af75586addffcdb494110f398e24c8ac2b3dc7359

SHA512
c7588a8e5efa0090d4a1762926ff46860efebb90e949f567ed074ea9685c23ef5c8d7a455aecbc079b43747e01606f28034dbd25a11c67786a1b88eb091f8446

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

Filesize
381KB

MD5
ec66e04e3565469aa9f927722afd621e

SHA1
3a18fbe2a03f5a48fa9154b167a9ccc718d4aedc

SHA256
8ee03b19db0ec99cb158817199caabd38a144bbcb8dc92cfc2a69c88e8ce326a

SHA512
4f4a9a17f24ecc32016e1656e71b3b54e2fd2e6e9e806b56db6156a7efd6935f4c69f7fb8c8c064d5c41a92eb0b827e62f88fa16be6e439aa9bc122ca49dceb2

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

Filesize
156KB

MD5
e3dbd98ce9b647dea14f8ff59cdba93a

SHA1
68ec2e13e2ecd0d532683cebe0a6e18b010abdf1

SHA256
eeee2e094e1da219d677b63293fa7b66879cbe24eac88e08c576466f23ba0099

SHA512
251d221bb20ce3ddbc17b5574cf664398d2ff528d4ba072547e7a4ae1f9804ab337e6ea9fb114f9acacab50d60c5863bb85a46def61eb9d3317c276efce2f713

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

Filesize
188KB

MD5
442b0830960e45a471f32c5885ed5e0f

SHA1
e8433ea1bc1e3e076daa231c38eb3431479a606d

SHA256
57a12f2501516131f9364fa32130943aaf552fefe4abb5e95883335e5b3bc526

SHA512
24d86d860cdcfecf902b4cdb93db4088979ecf3b92a0bd10b5e77d4accd396a19c16803337875eb884beff911bb790b55e8aae1f96c9be053b3759cf85455273

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

Filesize
157KB

MD5
fa514b143178021df86119e5b341dec4

SHA1
6c3c67b7dd65a350c3a54b9aec8f18f5313ed426

SHA256
a613d64b42ff5877432acbffd9c6a0bfd4a198684b6350b50a6d15316f8ad329

SHA512
3be0e855a2a4defad7c8d8e9b8a7c625278004c14b4458315a624c5d67ca01dcb68f0509158cc0f38cffd3e882cee27bd2ac9cd690a52e6da838e76bac54097f

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

Filesize
65KB

MD5
1e136b0b5044e713cd6ec891c567c574

SHA1
e44176528a336e43df82d0972ed2ad4319286874

SHA256
6804a1400c7c9f976f336f131d07814e8bc4897c6ef9d539bcef76b3d795cd55

SHA512
4c893f798b5fc762ab965d6e10303516bd181d8e1558381d20b73eb0bb9e2c3bcf93f2542b6e5c984cef9fae20e9932761fee5bb40355d98bf53b7f23846f254

Download Submit
memory/4304-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4784-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4784-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4792-43-0x0000000070ED0000-0x0000000070F68000-memory.dmp

Filesize
608KB

Download
memory/4792-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4792-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4792-44-0x00000000010E0000-0x0000000002995000-memory.dmp

Filesize
24.7MB

Download
memory/4792-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4792-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4792-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4792-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4792-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4792-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4792-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4792-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4792-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4792-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download

Analysis

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