d22d57bcf039041fd0b1f0792293fae6d47f24919b147abc5ba6351a0eb6a5c2

Analysis

max time kernel
38s
max time network
45s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
23-11-2022 09:35

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General

Target

d22d57bcf039041fd0b1f0792293fae6d47f24919b147abc5ba6351a0eb6a5c2.exe
Size

7.7MB
MD5

fd9f596b0d88024cffa94540cb837e6b
SHA1

85704c78d3726ac45ff0fc9b6504873a56a8094c
SHA256

d22d57bcf039041fd0b1f0792293fae6d47f24919b147abc5ba6351a0eb6a5c2
SHA512

47154c927ea66deef12e4f4ebbfa11e115afd9a484b2015a64f018ca9a1568b5de1692a1315b492d4f79b8721a7dfa2728a2c10a3717d6dce550e0761928b7e5
SSDEEP

196608:d/p7W7CxzD/64edSppgTeFCa28Ry4SaZywpBwO3+76sdZGat4r:dx7Yw3/iSpeU3ZRjJyw7wI+71rGat4r

Score

8^/10

Malware Config

Signatures

Drops file in Drivers directory 2 IoCs

Processes:

HOST.exe

description	ioc	process
File opened for modification	C:\Windows\System32\drivers\etc\hosts	HOST.exe
File created	C:\Windows\System32\drivers\etc\__tmp_rar_sfx_access_check_7086548	HOST.exe

Executes dropped EXE 2 IoCs

Processes:

HOST.exeIDM.exe

pid process

820 HOST.exe
1624 IDM.exe

pid	process
820	HOST.exe
1624	IDM.exe

Loads dropped DLL 9 IoCs

Processes:

d22d57bcf039041fd0b1f0792293fae6d47f24919b147abc5ba6351a0eb6a5c2.exeIDM.exe

pid	process
684	d22d57bcf039041fd0b1f0792293fae6d47f24919b147abc5ba6351a0eb6a5c2.exe
684	d22d57bcf039041fd0b1f0792293fae6d47f24919b147abc5ba6351a0eb6a5c2.exe
684	d22d57bcf039041fd0b1f0792293fae6d47f24919b147abc5ba6351a0eb6a5c2.exe
684	d22d57bcf039041fd0b1f0792293fae6d47f24919b147abc5ba6351a0eb6a5c2.exe
684	d22d57bcf039041fd0b1f0792293fae6d47f24919b147abc5ba6351a0eb6a5c2.exe
684	d22d57bcf039041fd0b1f0792293fae6d47f24919b147abc5ba6351a0eb6a5c2.exe
1624	IDM.exe
1624	IDM.exe
1624	IDM.exe

Drops file in Program Files directory 64 IoCs

Processes:

IDM.exe

description	ioc	process
File created	C:\Program Files (x86)\Internet Download Manager\Toolbar\metro.bmp	IDM.exe
File created	C:\Program Files (x86)\Internet Download Manager\Toolbar\H3M_Buttons.tbi	IDM.exe
File created	C:\Program Files (x86)\Internet Download Manager\Toolbar\Primo.tbi	IDM.exe
File opened for modification	C:\Program Files (x86)\Internet Download Manager\Toolbar\3d_large_3.bmp	IDM.exe
File created	C:\Program Files (x86)\Internet Download Manager\Languages\inst_src.lng	IDM.exe
File created	C:\Program Files (x86)\Internet Download Manager\REG.reg	IDM.exe
File created	C:\Program Files (x86)\Internet Download Manager\Toolbar\Dtu_Style\Dtu_Style-Small_Disabled.bmp	IDM.exe
File created	C:\Program Files (x86)\Internet Download Manager\Toolbar\GlobeHot.bmp	IDM.exe
File created	C:\Program Files (x86)\Internet Download Manager\Toolbar\H3M_Cubic3D_Toolbar\H3M_Cubic3D_Small_Normal.bmp	IDM.exe
File opened for modification	C:\Program Files (x86)\Internet Download Manager\Toolbar\H3M_Glossy.tbi	IDM.exe
File opened for modification	C:\Program Files (x86)\Internet Download Manager\downlWithIDM64.dll	IDM.exe
File opened for modification	C:\Program Files (x86)\Internet Download Manager\idmindex.dll	IDM.exe
File created	C:\Program Files (x86)\Internet Download Manager\Toolbar\8.bmp	IDM.exe
File opened for modification	C:\Program Files (x86)\Internet Download Manager\Toolbar\Ultimate3D.bmp	IDM.exe
File opened for modification	C:\Program Files (x86)\Internet Download Manager\IDMGrHlp.exe	IDM.exe
File created	C:\Program Files (x86)\Internet Download Manager\idmmkb.dll	IDM.exe
File created	C:\Program Files (x86)\Internet Download Manager\idmwfp64.sys	IDM.exe
File opened for modification	C:\Program Files (x86)\Internet Download Manager\IDMSetup2.log	IDM.exe
File created	C:\Program Files (x86)\Internet Download Manager\Languages\idm_ar.lng	IDM.exe
File created	C:\Program Files (x86)\Internet Download Manager\Toolbar\H3M_Painted_Stickers_Toolbar\H3M_PS_Small_Normal.bmp	IDM.exe
File opened for modification	C:\Program Files (x86)\Internet Download Manager\Languages\idm_ru.lng	IDM.exe
File opened for modification	C:\Program Files (x86)\Internet Download Manager\Languages\inst_ru.lng	IDM.exe
File opened for modification	C:\Program Files (x86)\Internet Download Manager\Toolbar\7-IDMHot.bmp	IDM.exe
File opened for modification	C:\Program Files (x86)\Internet Download Manager\Toolbar\Bils_Style	IDM.exe
File opened for modification	C:\Program Files (x86)\Internet Download Manager\Toolbar\Blue_Arrow_Mini_Hot.bmp	IDM.exe
File created	C:\Program Files (x86)\Internet Download Manager\IDMNetMon64.dll	IDM.exe
File created	C:\Program Files (x86)\Internet Download Manager\idmvs.dll	IDM.exe
File created	C:\Program Files (x86)\Internet Download Manager\Toolbar\3d_smallHot_3.bmp	IDM.exe
File opened for modification	C:\Program Files (x86)\Internet Download Manager\Toolbar\MosI3D_1.tbi	IDM.exe
File opened for modification	C:\Program Files (x86)\Internet Download Manager\Toolbar\Primo.tbi	IDM.exe
File opened for modification	C:\Program Files (x86)\Internet Download Manager\IDMGetAll.dll	IDM.exe
File created	C:\Program Files (x86)\Internet Download Manager\Toolbar\H3M_Glossy_Toolbar\H3M_Glossy_Small_Hot.bmp	IDM.exe
File opened for modification	C:\Program Files (x86)\Internet Download Manager\idmtdi.inf	IDM.exe
File opened for modification	C:\Program Files (x86)\Internet Download Manager\Toolbar\GS.L\GS.L3d_small_3.bmp	IDM.exe
File opened for modification	C:\Program Files (x86)\Internet Download Manager\Toolbar\H3M_Painted_Stickers_Toolbar\H3M_PS_Large_Hot.bmp	IDM.exe
File created	C:\Program Files (x86)\Internet Download Manager\scheduler.chm	IDM.exe
File created	C:\Program Files (x86)\Internet Download Manager\defexclist.txt	IDM.exe
File created	C:\Program Files (x86)\Internet Download Manager\Languages\tips_fa.txt	IDM.exe
File created	C:\Program Files (x86)\Internet Download Manager\Languages\tips_th.txt	IDM.exe
File created	C:\Program Files (x86)\Internet Download Manager\Toolbar\Blue_Arrow_Hot.bmp	IDM.exe
File created	C:\Program Files (x86)\Internet Download Manager\Toolbar\H3M_Glossy_Toolbar\H3M_Glossy_Large_Normal.bmp	IDM.exe
File opened for modification	C:\Program Files (x86)\Internet Download Manager\Toolbar\round.bmp	IDM.exe
File opened for modification	C:\Program Files (x86)\Internet Download Manager\idmcchandler2.dll	IDM.exe
File created	C:\Program Files (x86)\Internet Download Manager\Languages\inst_de.lng	IDM.exe
File created	C:\Program Files (x86)\Internet Download Manager\Toolbar\Skin2\3d_large_3.bmp	IDM.exe
File created	C:\Program Files (x86)\Internet Download Manager\Toolbar\H3M_Cubic3D_Toolbar\H3M_Cubic3D_Small_Hot.bmp	IDM.exe
File opened for modification	C:\Program Files (x86)\Internet Download Manager\Toolbar\H3M_Painted_Stickers_Toolbar\H3M_PS_Small_Normal.bmp	IDM.exe
File created	C:\Program Files (x86)\Internet Download Manager\IDMIntegrator64.exe~~	IDM.exe
File opened for modification	C:\Program Files (x86)\Internet Download Manager\idmtdi.cat	IDM.exe
File opened for modification	C:\Program Files (x86)\Internet Download Manager\Languages\idm_fr.lng	IDM.exe
File opened for modification	C:\Program Files (x86)\Internet Download Manager\Toolbar\H3M_Cubic3D_Toolbar\H3M_Cubic3D_Large_Hot.bmp	IDM.exe
File created	C:\Program Files (x86)\Internet Download Manager\Languages\inst_it.lng	IDM.exe
File opened for modification	C:\Program Files (x86)\Internet Download Manager\Toolbar\ios7.bmp	IDM.exe
File opened for modification	C:\Program Files (x86)\Internet Download Manager\Toolbar\kiti.bmp	IDM.exe
File opened for modification	C:\Program Files (x86)\Internet Download Manager\Languages\inst_cht.lng	IDM.exe
File opened for modification	C:\Program Files (x86)\Internet Download Manager\Toolbar\Dtu_Style\Dtu_Style-Small_Normal.bmp	IDM.exe
File opened for modification	C:\Program Files (x86)\Internet Download Manager\Toolbar\Zeolite\3d_large_3.bmp	IDM.exe
File created	C:\Program Files (x86)\Internet Download Manager\Toolbar\kitiHot.bmp	IDM.exe
File created	C:\Program Files (x86)\Internet Download Manager\Toolbar\ios.tbi	IDM.exe
File created	C:\Program Files (x86)\Internet Download Manager\idmbrbtn.dll	IDM.exe
File opened for modification	C:\Program Files (x86)\Internet Download Manager\Languages\idm_nl.lng	IDM.exe
File created	C:\Program Files (x86)\Internet Download Manager\Languages\idm_ptbr.lng	IDM.exe
File created	C:\Program Files (x86)\Internet Download Manager\Toolbar\Bils_Style\bils_style-Large_Hot.bmp	IDM.exe
File opened for modification	C:\Program Files (x86)\Internet Download Manager\Toolbar\GS.L\GS.L3d_smallHot_3.bmp	IDM.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Runs .reg file with regedit 1 IoCs

Processes:

regedit.exe

pid process

1372 regedit.exe

pid	process
1372	regedit.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

d22d57bcf039041fd0b1f0792293fae6d47f24919b147abc5ba6351a0eb6a5c2.exeIDM.exe

description	pid	process	target process
PID 684 wrote to memory of 820	684	d22d57bcf039041fd0b1f0792293fae6d47f24919b147abc5ba6351a0eb6a5c2.exe	HOST.exe
PID 684 wrote to memory of 820	684	d22d57bcf039041fd0b1f0792293fae6d47f24919b147abc5ba6351a0eb6a5c2.exe	HOST.exe
PID 684 wrote to memory of 820	684	d22d57bcf039041fd0b1f0792293fae6d47f24919b147abc5ba6351a0eb6a5c2.exe	HOST.exe
PID 684 wrote to memory of 820	684	d22d57bcf039041fd0b1f0792293fae6d47f24919b147abc5ba6351a0eb6a5c2.exe	HOST.exe
PID 684 wrote to memory of 820	684	d22d57bcf039041fd0b1f0792293fae6d47f24919b147abc5ba6351a0eb6a5c2.exe	HOST.exe
PID 684 wrote to memory of 820	684	d22d57bcf039041fd0b1f0792293fae6d47f24919b147abc5ba6351a0eb6a5c2.exe	HOST.exe
PID 684 wrote to memory of 820	684	d22d57bcf039041fd0b1f0792293fae6d47f24919b147abc5ba6351a0eb6a5c2.exe	HOST.exe
PID 684 wrote to memory of 1624	684	d22d57bcf039041fd0b1f0792293fae6d47f24919b147abc5ba6351a0eb6a5c2.exe	IDM.exe
PID 684 wrote to memory of 1624	684	d22d57bcf039041fd0b1f0792293fae6d47f24919b147abc5ba6351a0eb6a5c2.exe	IDM.exe
PID 684 wrote to memory of 1624	684	d22d57bcf039041fd0b1f0792293fae6d47f24919b147abc5ba6351a0eb6a5c2.exe	IDM.exe
PID 684 wrote to memory of 1624	684	d22d57bcf039041fd0b1f0792293fae6d47f24919b147abc5ba6351a0eb6a5c2.exe	IDM.exe
PID 684 wrote to memory of 1624	684	d22d57bcf039041fd0b1f0792293fae6d47f24919b147abc5ba6351a0eb6a5c2.exe	IDM.exe
PID 684 wrote to memory of 1624	684	d22d57bcf039041fd0b1f0792293fae6d47f24919b147abc5ba6351a0eb6a5c2.exe	IDM.exe
PID 684 wrote to memory of 1624	684	d22d57bcf039041fd0b1f0792293fae6d47f24919b147abc5ba6351a0eb6a5c2.exe	IDM.exe
PID 1624 wrote to memory of 1372	1624	IDM.exe	regedit.exe
PID 1624 wrote to memory of 1372	1624	IDM.exe	regedit.exe
PID 1624 wrote to memory of 1372	1624	IDM.exe	regedit.exe
PID 1624 wrote to memory of 1372	1624	IDM.exe	regedit.exe
PID 1624 wrote to memory of 1372	1624	IDM.exe	regedit.exe
PID 1624 wrote to memory of 1372	1624	IDM.exe	regedit.exe
PID 1624 wrote to memory of 1372	1624	IDM.exe	regedit.exe

C:\Users\Admin\AppData\Local\Temp\d22d57bcf039041fd0b1f0792293fae6d47f24919b147abc5ba6351a0eb6a5c2.exe
"C:\Users\Admin\AppData\Local\Temp\d22d57bcf039041fd0b1f0792293fae6d47f24919b147abc5ba6351a0eb6a5c2.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:684

C:\Users\Admin\AppData\Local\Temp\RarSFX0\HOST.exe
"C:\Users\Admin\AppData\Local\Temp\RarSFX0\HOST.exe"
2⤵
- Drops file in Drivers directory
- Executes dropped EXE
PID:820

C:\Users\Admin\AppData\Local\Temp\RarSFX0\IDM.exe
"C:\Users\Admin\AppData\Local\Temp\RarSFX0\IDM.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:1624

C:\Windows\SysWOW64\regedit.exe
"C:\Windows\System32\regedit.exe" /S reg.reg
3⤵
- Runs .reg file with regedit
PID:1372

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Program Files (x86)\Internet Download Manager\REG.reg
Filesize
1KB

MD5
b5a4d7472c0cea64a0b2f02a4c15aa5b

SHA1
2a1b37222568bf0571ff23248497cab0ff1b66bf

SHA256
570d4af82f9892fcc84c9205d38da0713a596f9fcaf944a65494ac47bdfd98f4

SHA512
c048c6196ea2eef0cc60f4472b71ecc7dc5f9813168c8bbfd8d5fdd013d8ad543fc802c793ba462985505d4c5b89a2cd473724cf9d4cf873a8391f0f5d90d8c5

Download Submit
C:\Users\Admin\AppData\Local\Temp\RarSFX0\HOST.exe
Filesize
97KB

MD5
4cf55abdd357a8284a5a8a4e9238541d

SHA1
7aaa62953f24552b1427973d72f4220715004626

SHA256
449bad57a49cbb06d13723fd534df9223490b3c76a62fda4052d778e3335c970

SHA512
aaf7041d9ed9287060db7c77782e580cfb8aca5c9495c638a3128971cadf786d1b93fe0ae0f6ddde4431d6f171e9051992fa05af6091e83cdf627c91909f4978

Download Submit
C:\Users\Admin\AppData\Local\Temp\RarSFX0\HOST.exe
Filesize
97KB

MD5
4cf55abdd357a8284a5a8a4e9238541d

SHA1
7aaa62953f24552b1427973d72f4220715004626

SHA256
449bad57a49cbb06d13723fd534df9223490b3c76a62fda4052d778e3335c970

SHA512
aaf7041d9ed9287060db7c77782e580cfb8aca5c9495c638a3128971cadf786d1b93fe0ae0f6ddde4431d6f171e9051992fa05af6091e83cdf627c91909f4978

Download Submit
C:\Users\Admin\AppData\Local\Temp\RarSFX0\IDM.exe
Filesize
7.4MB

MD5
0ccbff0f52ecfeee22366fa7c19e7cfb

SHA1
124f5094947e1877fc6cb7a5ffe6c750a0109061

SHA256
3f5564bc8e7aad593eccbdc9c4cbaf52f9c36e40c496586067f32c304c179c15

SHA512
7c507b6faa53fd835be2fc8d315366810b7528fd1216b1342c5358047cf49bb4a71d8520974777e655a35579af28fee2fb5e86772d033078c78af8b0d2fa3f46

Download Submit
C:\Users\Admin\AppData\Local\Temp\RarSFX0\IDM.exe
Filesize
7.4MB

MD5
0ccbff0f52ecfeee22366fa7c19e7cfb

SHA1
124f5094947e1877fc6cb7a5ffe6c750a0109061

SHA256
3f5564bc8e7aad593eccbdc9c4cbaf52f9c36e40c496586067f32c304c179c15

SHA512
7c507b6faa53fd835be2fc8d315366810b7528fd1216b1342c5358047cf49bb4a71d8520974777e655a35579af28fee2fb5e86772d033078c78af8b0d2fa3f46

Download Submit
\Program Files (x86)\Internet Download Manager\IDMan.exe
Filesize
3.7MB

MD5
622e59ef2780c0751330be740af77517

SHA1
1579e745beb995923c5100fe78e59746c3b51d5d

SHA256
6d602e8cad22f647a879050e76aff7a80e77ea64bcff81c2ba0345787066a5e7

SHA512
60348fe4209e68d336bfdcb18ff03a9e4cd8ec1835b7420464e65c934a3a0d5bff6472b8bc20aca1d1fb48f59602312e2509f06dac7c88aba077fcd1f532a369

Download Submit
\Program Files (x86)\Internet Download Manager\IDMan.exe
Filesize
3.7MB

MD5
622e59ef2780c0751330be740af77517

SHA1
1579e745beb995923c5100fe78e59746c3b51d5d

SHA256
6d602e8cad22f647a879050e76aff7a80e77ea64bcff81c2ba0345787066a5e7

SHA512
60348fe4209e68d336bfdcb18ff03a9e4cd8ec1835b7420464e65c934a3a0d5bff6472b8bc20aca1d1fb48f59602312e2509f06dac7c88aba077fcd1f532a369

Download Submit
\Program Files (x86)\Internet Download Manager\Uninstall.exe
Filesize
175KB

MD5
6649e522ffb939aad03d70f4b5e2964d

SHA1
81350188dc28f6f7090ea77a0e5c4f4d275a6b81

SHA256
4b52f2d7c70cbdba1d2ce545beddc1d29bfa7ffd82ade6a2c35e8091d2c7148a

SHA512
12e194a6b634b15be1a8e2d06fe9905176e08b033aa416e3582c77d0e20b5557e2b09f9a3707913bea25977d8efbb647827a74fa9ddb8b85c42d247b665fb640

Download Submit
\Users\Admin\AppData\Local\Temp\RarSFX0\HOST.exe
Filesize
97KB

MD5
4cf55abdd357a8284a5a8a4e9238541d

SHA1
7aaa62953f24552b1427973d72f4220715004626

SHA256
449bad57a49cbb06d13723fd534df9223490b3c76a62fda4052d778e3335c970

SHA512
aaf7041d9ed9287060db7c77782e580cfb8aca5c9495c638a3128971cadf786d1b93fe0ae0f6ddde4431d6f171e9051992fa05af6091e83cdf627c91909f4978

Download Submit
\Users\Admin\AppData\Local\Temp\RarSFX0\HOST.exe
Filesize
97KB

MD5
4cf55abdd357a8284a5a8a4e9238541d

SHA1
7aaa62953f24552b1427973d72f4220715004626

SHA256
449bad57a49cbb06d13723fd534df9223490b3c76a62fda4052d778e3335c970

SHA512
aaf7041d9ed9287060db7c77782e580cfb8aca5c9495c638a3128971cadf786d1b93fe0ae0f6ddde4431d6f171e9051992fa05af6091e83cdf627c91909f4978

Download Submit
\Users\Admin\AppData\Local\Temp\RarSFX0\HOST.exe
Filesize
97KB

MD5
4cf55abdd357a8284a5a8a4e9238541d

SHA1
7aaa62953f24552b1427973d72f4220715004626

SHA256
449bad57a49cbb06d13723fd534df9223490b3c76a62fda4052d778e3335c970

SHA512
aaf7041d9ed9287060db7c77782e580cfb8aca5c9495c638a3128971cadf786d1b93fe0ae0f6ddde4431d6f171e9051992fa05af6091e83cdf627c91909f4978

Download Submit
\Users\Admin\AppData\Local\Temp\RarSFX0\IDM.exe
Filesize
7.4MB

MD5
0ccbff0f52ecfeee22366fa7c19e7cfb

SHA1
124f5094947e1877fc6cb7a5ffe6c750a0109061

SHA256
3f5564bc8e7aad593eccbdc9c4cbaf52f9c36e40c496586067f32c304c179c15

SHA512
7c507b6faa53fd835be2fc8d315366810b7528fd1216b1342c5358047cf49bb4a71d8520974777e655a35579af28fee2fb5e86772d033078c78af8b0d2fa3f46

Download Submit
\Users\Admin\AppData\Local\Temp\RarSFX0\IDM.exe
Filesize
7.4MB

MD5
0ccbff0f52ecfeee22366fa7c19e7cfb

SHA1
124f5094947e1877fc6cb7a5ffe6c750a0109061

SHA256
3f5564bc8e7aad593eccbdc9c4cbaf52f9c36e40c496586067f32c304c179c15

SHA512
7c507b6faa53fd835be2fc8d315366810b7528fd1216b1342c5358047cf49bb4a71d8520974777e655a35579af28fee2fb5e86772d033078c78af8b0d2fa3f46

Download Submit
\Users\Admin\AppData\Local\Temp\RarSFX0\IDM.exe
Filesize
7.4MB

MD5
0ccbff0f52ecfeee22366fa7c19e7cfb

SHA1
124f5094947e1877fc6cb7a5ffe6c750a0109061

SHA256
3f5564bc8e7aad593eccbdc9c4cbaf52f9c36e40c496586067f32c304c179c15

SHA512
7c507b6faa53fd835be2fc8d315366810b7528fd1216b1342c5358047cf49bb4a71d8520974777e655a35579af28fee2fb5e86772d033078c78af8b0d2fa3f46

Download Submit
memory/684-54-0x0000000075071000-0x0000000075073000-memory.dmp

Filesize
8KB

Download
memory/820-58-0x0000000000000000-mapping.dmp

Download
memory/1372-72-0x0000000000000000-mapping.dmp

Download
memory/1624-65-0x0000000000000000-mapping.dmp

Download
memory/1624-75-0x0000000002FD0000-0x0000000002FE0000-memory.dmp

Filesize
64KB

Download