73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
max time network
296s
platform
windows10-1703_x64
resource
win10-20240214-ja
resource tags

arch:x64arch:x86image:win10-20240214-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
18/02/2024, 04:37

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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
1260	b2e.exe
3864	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3864	cpuminer-sse2.exe
3864	cpuminer-sse2.exe
3864	cpuminer-sse2.exe
3864	cpuminer-sse2.exe
3864	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2940-6-0x0000000000400000-0x000000000393A000-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 2940 wrote to memory of 1260	2940	batexe.exe	74
PID 2940 wrote to memory of 1260	2940	batexe.exe	74
PID 2940 wrote to memory of 1260	2940	batexe.exe	74
PID 1260 wrote to memory of 1180	1260	b2e.exe	75
PID 1260 wrote to memory of 1180	1260	b2e.exe	75
PID 1260 wrote to memory of 1180	1260	b2e.exe	75
PID 1180 wrote to memory of 3864	1180	cmd.exe	78
PID 1180 wrote to memory of 3864	1180	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:2940
- C:\Users\Admin\AppData\Local\Temp\B239.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\B239.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\B239.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:1260
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\B517.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1180
  - - 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:3864

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\B239.tmp\b2e.exe

Filesize
5.1MB

MD5
6ee4e2b0db99e98a52bbff50c6d6dcba

SHA1
6a363a1d9872cadde27a66ca7e88b765274cc8ec

SHA256
2a8806781e17a2dffbf5906987b9dac15b70b0a8d18b7c29c94758f3a688c676

SHA512
94fddb6a7cf9a3660edf3bc6a65f45ef46bc4bf41f89357c18ad841276d80f77d2819e80699eaa63f07df2734f902e0f8719c98ccbeca6bead05df7f0b742d2c

Download Submit
C:\Users\Admin\AppData\Local\Temp\B239.tmp\b2e.exe

Filesize
4.4MB

MD5
f1e2dcebb97a85948916d3bad725bd5f

SHA1
23b710369075c10de442b55459c6bc292a47ecb0

SHA256
5290860743d90b1a9ed84a1af76d94907df48a000b511326d93cd1dbc16dcb89

SHA512
0ae204f46a4036d31f94e307a210cedf2e7a69fb664c9aece261e5d1be66620b85d4569c11a5d9cfb058aa5f1182c19c08e12015b60bc5c8da6e76610e1d363d

Download Submit
C:\Users\Admin\AppData\Local\Temp\B517.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
621KB

MD5
e3d30024616a6120eef2520c9bd36bc4

SHA1
39525d0ee43dd429a83825c00354b652560ac2df

SHA256
1edbe44a3a9c8056ff9950f05d5bf86fa3375d9847e6f3e090674818d433444f

SHA512
2edcbfdb78325225c8bad36d7950aa8ac21edd926ccd93aac015dd21992ca250f5f2b3f45ee273a6dd67f7112d4856783824dca5548dcf205d0b83dcb73755b9

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

Filesize
523KB

MD5
9f36a32ac05da596521876a05dbab65d

SHA1
0efff8b20a81b5bbb0b281606018955c2f81023a

SHA256
02c73824ec052f62083a80a1ceaf9aebda40eddd0ab79dc3dc1e5933ebbcb8e7

SHA512
830fabd257617905f7c8054723a2f99fba4471ee53af4b0ee18f38212896743039e2aed518fe5e06317e4b3516aec173cb71f3a64a8409fb3ca6c82157973a37

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

Filesize
448KB

MD5
19a61444b6e2d01755ede80960bca19c

SHA1
e0c7222784d3e2b3329ec3280648b17fd60ef209

SHA256
13fd488b38f3b75438e9ad0a033df005cd397f3c92f43275714a0a7eb3fb4db8

SHA512
bc02c82bdac19f10f3e3a93d3f507bb7838c9255b7cff5af6e3a7f3b471dae9c45c52728c3c23857b3402dd1702cb51a20f225a4da992c26a997c26d86b6b1d9

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

Filesize
384KB

MD5
b91f7bb5508b343188ec32dcc7880611

SHA1
fe2ae7ba4a1bbb2a5df7b73f21a0b8fc745cc11f

SHA256
47881756cdfcb302e63efb2016c122a1bb61574d81186275aef3d5a9fb72b84b

SHA512
a5b91bc653cbf28219b6f169d5d849fb53eced9a932b8edf468c9092544795ee8120d5c76f0c45f27b7a2464c328f5bffcabf3e83d2e7236263ea930cf92eea0

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

Filesize
448KB

MD5
ca123cec7f705c0af114e462349dc686

SHA1
75f90b4d95f6774b2f66e4ba790755ef118ab222

SHA256
7f141cdc0be9c965e21310bcfb0484b20d31ffd8a6a970f8b5a53c0e8974798a

SHA512
650125faa9ae6733f1118caf3101ca6850473f78f9bfc3a87e908eac1c69935e3bc269ffb5de4dd6e867429c1af35c7f3b9e62eb698fa7c9695d68e7115f3f1c

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

Filesize
64KB

MD5
6cccf65bd7d7ff5b53aeb882e15c462c

SHA1
a9822b63ad70c6085ed1deda0fbe4bc5fe555f3d

SHA256
1379cd6111c2c37cf16f2dd9b325118513e85c35543ba45e79deb504dd4c01d2

SHA512
c174b5f8615131c2b86c57aee166744ee1fe02ff7c916195f2fde06684f467545a3fa4f88083335e2045d12727d774279dc8672ec352de3095b729aa5d1dedcb

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

Filesize
256KB

MD5
11e8812bfa1d698cdeb73a16c1d7c963

SHA1
e8708fd452ab5946b380d0c353ac26acf289e548

SHA256
e0f9ddf8afd30511763f0cf792369e32c955f15d9529c00c5fe9298a80d74402

SHA512
fd54c9c6f3520b2ced6b42235ebfce6d8b622c53f1fbf810baace657a7d44430968b5ff90cd1d860dbdf7550dd8cd467636c862ff0dd0832f25145efccc7731e

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

Filesize
199KB

MD5
488e13e3e768853a742dc66a05254599

SHA1
3ed95c56b4bf203356dd699847786b6032d35a8e

SHA256
2bdb8e11e54d3a920662cce9a5c53dce5a2e231d965e4900d9a348e9991e43b1

SHA512
c703da0e5fb9915e1ca71d8000751ad1ddf1960e98f29ca9edf90e4dceb859a57c220dda8432b298112b66886293bfdb2bf073e901a26c3a11020c4352f50444

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

Filesize
192KB

MD5
62069650d62f76a4cdf0e81172d99993

SHA1
3b20ec5b4a4320ee15b0f7b9715a9ab90f68346e

SHA256
779a5590c667d9a704b79e159259c0646737394fd66a9c0b12d13f9445ca091c

SHA512
ae1954a84fb7543465e77a4cd5cc1bdeee0cf848592958633e6c51702b42131daae64c302d5c9537c59a9b3ba9498e5bf913d1f6f757ccdb8c4183b33224852b

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

Filesize
256KB

MD5
1d86b9560854472453237bcbaa2e253f

SHA1
5a03a7902d250377a3e9f746badcb696e2c98228

SHA256
1493703a430c68bdcedcb4078486daca39a02820199e7b72017c7b1af66e1c8d

SHA512
afbc3d7f8e06e41db25d666999f4d162af7054a66b17a651ac8a7f092f83580a067bfa2f558be65ace5966dffaa8735fe7a579e88bf42b34eaa3e72cdec96699

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

Filesize
192KB

MD5
625f906456510afaf916dd0384d76eee

SHA1
66c56574aff02fb199caa60ab71ca9f1c9e7fc92

SHA256
27baaef233592b03722c7d64c26d2270c0300ffb8e7f08a8e0d65212af4b848d

SHA512
041399c5ddc614d8b1a359238df8fb09258c95a0013e5139dbf4093b892395f5f78fa31fbecfee92966c5e78a5c5894005c98e559b8b5735ecf9c1995df51b17

Download Submit
memory/1260-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1260-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2940-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/3864-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3864-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3864-43-0x000000005BBB0000-0x000000005BC48000-memory.dmp

Filesize
608KB

Download
memory/3864-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/3864-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3864-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3864-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3864-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3864-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3864-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3864-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3864-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3864-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3864-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download