73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
297s
max time network
306s
platform
windows10-1703_x64
resource
win10-20231215-ja
resource tags

arch:x64arch:x86image:win10-20231215-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
13/02/2024, 13:53

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

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
4776	b2e.exe
1532	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
1532	cpuminer-sse2.exe
1532	cpuminer-sse2.exe
1532	cpuminer-sse2.exe
1532	cpuminer-sse2.exe
1532	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1584-5-0x0000000000400000-0x000000000393A000-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 1584 wrote to memory of 4776	1584	batexe.exe	73
PID 1584 wrote to memory of 4776	1584	batexe.exe	73
PID 1584 wrote to memory of 4776	1584	batexe.exe	73
PID 4776 wrote to memory of 2452	4776	b2e.exe	74
PID 4776 wrote to memory of 2452	4776	b2e.exe	74
PID 4776 wrote to memory of 2452	4776	b2e.exe	74
PID 2452 wrote to memory of 1532	2452	cmd.exe	77
PID 2452 wrote to memory of 1532	2452	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:1584
- 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:4776
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\D457.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2452
  - - 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:1532

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

Loading Replay Monitor...

Downloads

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

Filesize
5.3MB

MD5
9052fdb24dd5c4b87faaa785c836d7a6

SHA1
f300f1f81a4001d1f8ae4196acf5a615fb859d21

SHA256
adf48aceaa3e2c7b9c55dcf36c9ef045f2f36ba5ee3596cee31e560e3323f60b

SHA512
6b4b6e3ebaa72cca6d091ead4b64d70ed06d6900e5aa56d445a2b5e353b29564b724047fd022766f85eb45caf3020a2109f81c55986f5fe1f96b48cf5399954d

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

Filesize
4.6MB

MD5
d916da47cf1a8b13b07ad9c8ffdcca78

SHA1
28eec211eb4856cc3790f4830484c9ab03923d16

SHA256
c7efdafed754c736cb119eda9bd96403396eeb4c9a503c957a01e72fb625759c

SHA512
ff3c3d54df6d4cd08f07aebbfc4878d945f79cf5dd993abb47443b11c89f87dfacf7beb9d8352b9175d1c2e01ad994374a48c4556e1286231a729c405c97313b

Download Submit
C:\Users\Admin\AppData\Local\Temp\D457.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
827KB

MD5
97e3a9b14d885f7c96c5ab9b25f9dd16

SHA1
9981da63bb0213a15eb32cc6e959e52ad96b4e21

SHA256
5d5081885cc7143dcb82740d565b5d3b1f6241e66a2e93726b17abaf41442ce4

SHA512
264ee76b12ea839b9cc4ca16da6e491a86c5a7dfe5bfd62ad9b6f2af62c85ceda697d4bdb08ac2e058f6ca6855352577b46fcd93327b3484228ce74f665c8921

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

Filesize
927KB

MD5
74be4abcf01a67f1ffad77dc1b16d25f

SHA1
4cd961e0dcceb4db71a4de4b46b3ba17eb662cfe

SHA256
63adf2c479817fa03571b7fbdd300533343540adc32519ece4d4bb026348a6ae

SHA512
bac3ac851006e078a4289d68dd9ed35bf3b9383850768c24251484ecbe9801e9ee24164349908e4244cd89c9321533348069368871e6140d079d36b0fbd6baf0

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

Filesize
111KB

MD5
a7621377c7f3fe43dfee5fea3024ca0b

SHA1
a361dcf3c931b676d184daa746cbdcc0efbd4799

SHA256
fd2d5e76622b89f2faffd1604f19a084260b2663939e3846703c1816763c1cb8

SHA512
a8c58f2fe785f0d3d48efbaa0426de5fdd2b35f2e28416f3493cd0bd517da53daa528e8a3956fa52eda954a39611062fb1b0076745fc852dbeb80cacb2b5b8f0

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

Filesize
455KB

MD5
fab2f08109ccb507defd156841017607

SHA1
4e02ded5d23701c986c0ebbe3e226364d477679d

SHA256
986eb4ad37d7cfd6fe2ba1d424ab3acbc638499584c940e2a0d9333981b2d989

SHA512
73173670223ea07b59a1e2cabdac4f4ae5386cd58ac8fa381fe76dd9f73e7bc025de59bb712e29fd8b51f0ac16c2195992ac0fec87b4a408f745d346677ddf48

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

Filesize
524KB

MD5
92693ee2e97270bb11878363e1e7ee8b

SHA1
7d4fbe85c50786ddb128776a2958a3ba0b19c07a

SHA256
975aad27580e51d8518c4a5071aa3c92d8f78cc40a1220c9d032e95ee5b62117

SHA512
9699eae5aad8b4a509f5a14c91784df16ff8b5f96bd3c889d857d123f3d68002a80ae14515430fee382cf35138012941ec3d6eab86d81c9a9bae945f7aa28427

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
800KB

MD5
ad7e8a0b35e0b8623b1de2ffdff29088

SHA1
3d040300b7aa472c898aa26eda5ddcf0ecd1fa6d

SHA256
ea9649c1826022ca18b5aea4300b84d907530600e650b5a1b0ab4cd33d63efa4

SHA512
8bc142227beaaa13a71677e0f1bb80012032fa6f696b975e09a96671a1d17feb48b6b8a46c2733110a9c17ab793b6680c7c3c9d3b410656f0e8729d283804171

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

Filesize
562KB

MD5
4a618cb1ba748c2a643229c38d3244f3

SHA1
5180d25762f9134fdd5f856695570bc646755cd3

SHA256
26468970567f6c1b8e1634c895cd5346f00057a65901d13a86817fd0a11a26c4

SHA512
ebe7b37a35954da16f15eaabc1ad7c1b1a0996386e354fc464fcd31c00f4ae635615ca6a3fbb9339ebc0cb196e5baf5eb3ab0477f28c8c9e41a45c4065b3aae9

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

Filesize
436KB

MD5
a47fc92ff01d3451fa0389d3f97fcd63

SHA1
0af5d3247011ea082e96e830c406234e461bf289

SHA256
37170b732aada94a19aa93ff5a752110eed0bde8e9107af302058ae86c1cd9bc

SHA512
09ffe90212e9f56dac7b91ea5061114f38a056beddad66fcf4100309f4b2e4776ea4e901d1bbeb4fd0f4cf8d1128ac3824c67817011299834e55154e1bb8f789

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

Filesize
496KB

MD5
5adcc989c7e717e346805aed6f1c2402

SHA1
696cdbc4f4917d4b74d67f7e05a3ac15248484cf

SHA256
8d135f216f8cdab5f3bcca28ef0d9510721f4e315a5e41a4a33bcfd69110a5a2

SHA512
e49a75431d1dbc4854f7ef67912ffe23e45f45ef57534f1bba7bd0eb8f7633d6af50290d82fa473704f599885f832fa5f7a4cff265b0bac071728818d4e0d376

Download Submit
memory/1532-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/1532-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1532-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1532-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1532-42-0x0000000077A60000-0x0000000077AF8000-memory.dmp

Filesize
608KB

Download
memory/1532-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/1532-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/1532-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1532-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1532-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1532-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1532-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1532-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1532-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1532-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1532-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1532-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1584-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4776-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4776-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download