244c693922da65a044f6226a3f05ba26d8055eb210b3f43e64925dc80f3d6a17

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
25/01/2024, 00:26

Sharing

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General

Target
7341e923d37930deb38419980bc4d3b2.exe
Size 779KB
Sample240125-arnh8scdgp
SHA256 244c693922da65a044f6226a3f05ba26d8055eb210b3f43e64925dc80f3d6a17
MD5 7341e923d37930deb38419980bc4d3b2
SHA1 130b7c917d72d0ee83e81397cd60ad5684d6175d
SHA512 220a41d08151d1a3b102bbcd1d16c8db313a87a6d6bec80e4f8de5ccba0f4691917d2178dc42523455e5abbe9555fa93aee647ec92c4dc838e93c43d0d86dcda
SSDEEP 12288:gwMDD47E2/bDlvNXK6si6xhMiprWebxTAij1rlAUN4Cvt0RUli/F2mu:gtg7E2NvJAv/dqIxLjAUVl0RUlGYm
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2704	DownloadManager.exe

Loads dropped DLL 8 IoCs

pid	Process
2652	7341e923d37930deb38419980bc4d3b2.exe
2652	7341e923d37930deb38419980bc4d3b2.exe
2652	7341e923d37930deb38419980bc4d3b2.exe
2652	7341e923d37930deb38419980bc4d3b2.exe
2652	7341e923d37930deb38419980bc4d3b2.exe
2652	7341e923d37930deb38419980bc4d3b2.exe
2652	7341e923d37930deb38419980bc4d3b2.exe
2652	7341e923d37930deb38419980bc4d3b2.exe

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

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Internet Explorer\Main	DownloadManager.exe

Modifies system certificate store 2 TTPs 4 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\0563B8630D62D75ABBC8AB1E4BDFB5A899B24D43	DownloadManager.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\0563B8630D62D75ABBC8AB1E4BDFB5A899B24D43\Blob = 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	DownloadManager.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\0563B8630D62D75ABBC8AB1E4BDFB5A899B24D43\Blob = 190000000100000010000000749966cecc95c1874194ca7203f9b6200300000001000000140000000563b8630d62d75abbc8ab1e4bdfb5a899b24d431d00000001000000100000004f5f106930398d09107b40c3c7ca8f1c0b000000010000001200000044006900670069004300650072007400000014000000010000001400000045eba2aff492cb82312d518ba7a7219df36dc80f090000000100000034000000303206082b0601050507030106082b0601050507030206082b0601050507030406082b0601050507030306082b060105050703080f00000001000000140000006dca5bd00dcf1c0f327059d374b29ca6e3c50aa62000000001000000bb030000308203b73082029fa00302010202100ce7e0e517d846fe8fe560fc1bf03039300d06092a864886f70d01010505003065310b300906035504061302555331153013060355040a130c446967694365727420496e6331193017060355040b13107777772e64696769636572742e636f6d312430220603550403131b4469676943657274204173737572656420494420526f6f74204341301e170d3036313131303030303030305a170d3331313131303030303030305a3065310b300906035504061302555331153013060355040a130c446967694365727420496e6331193017060355040b13107777772e64696769636572742e636f6d312430220603550403131b4469676943657274204173737572656420494420526f6f7420434130820122300d06092a864886f70d01010105000382010f003082010a0282010100ad0e15cee443805cb187f3b760f97112a5aedc269488aaf4cef520392858600cf880daa9159532613cb5b128848a8adc9f0a0c83177a8f90ac8ae779535c31842af60f98323676ccdedd3ca8a2ef6afb21f25261df9f20d71fe2b1d9fe1864d2125b5ff9581835bc47cda136f96b7fd4b0383ec11bc38c33d9d82f18fe280fb3a783d6c36e44c061359616fe599c8b766dd7f1a24b0d2bff0b72da9e60d08e9035c678558720a1cfe56d0ac8497c3198336c22e987d0325aa2ba138211ed39179d993a72a1e6faa4d9d5173175ae857d22ae3f014686f62879c8b1dae45717c47e1c0eb0b492a656b3bdb297edaaa7f0b7c5a83f9516d0ffa196eb085f18774f0203010001a3633061300e0603551d0f0101ff040403020186300f0603551d130101ff040530030101ff301d0603551d0e0416041445eba2aff492cb82312d518ba7a7219df36dc80f301f0603551d2304183016801445eba2aff492cb82312d518ba7a7219df36dc80f300d06092a864886f70d01010505000382010100a20ebcdfe2edf0e372737a6494bff77266d832e4427562ae87ebf2d5d9de56b39fccce1428b90d97605c124c58e4d33d834945589735691aa847ea56c679ab12d8678184df7f093c94e6b8262c20bd3db32889f75fff22e297841fe965ef87e0dfc16749b35debb2092aeb26ed78be7d3f2bf3b726356d5f8901b6495b9f01059bab3d25c1ccb67fc2f16f86c6fa6468eb812d94eb42b7fa8c1edd62f1be5067b76cbdf3f11f6b0c3607167f377ca95b6d7af112466083d72704be4bce97bec3672a6811df80e70c3366bf130d146ef37f1f63101efa8d1b256d6c8fa5b76101b1d2a326a110719dade2c3f9c39951b72b0708ce2ee650b2a7fa0a452fa2f0f2	DownloadManager.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\0563B8630D62D75ABBC8AB1E4BDFB5A899B24D43\Blob = 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	DownloadManager.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2704	DownloadManager.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
2704	DownloadManager.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2704	DownloadManager.exe
2704	DownloadManager.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2652 wrote to memory of 2704	2652	7341e923d37930deb38419980bc4d3b2.exe	28
PID 2652 wrote to memory of 2704	2652	7341e923d37930deb38419980bc4d3b2.exe	28
PID 2652 wrote to memory of 2704	2652	7341e923d37930deb38419980bc4d3b2.exe	28
PID 2652 wrote to memory of 2704	2652	7341e923d37930deb38419980bc4d3b2.exe	28

C:\Users\Admin\AppData\Local\Temp\7341e923d37930deb38419980bc4d3b2.exe
"C:\Users\Admin\AppData\Local\Temp\7341e923d37930deb38419980bc4d3b2.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2652
- C:\Users\Admin\AppData\Local\Temp\DM_TgI1mgBXCT\DownloadManager.exe
  DownloadManager.exe "C:\Users\Admin\AppData\Local\Temp\7341e923d37930deb38419980bc4d3b2.exe"
  2⤵
  - Executes dropped EXE
  - Modifies Internet Explorer settings
  - Modifies system certificate store
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  PID:2704

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Subvert Trust Controls

T1553

Install Root Certificate

T1553.004

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

94308059B57B3142E455B38A6EB92015

Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
Size 65KB
SHA256 c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d
MD5 ac05d27423a85adc1622c714f2cb6184
SHA1 b0fe2b1abddb97837ea0195be70ab2ff14d43198
SHA512 6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d
SSDEEP 1536:drFvD2YSE/sFDqV0FJJynkAhftCvMd3coa282frgW1qgNzU:drVDJSeaDqV0FJwLhVkr282fF5U
MD5 SHA1 SHA512 SSDEEP

Submit Download

ApplicationDebug.log

Path C:\Users\Admin\AppData\Local\Temp\DM_TgI1mgBXCT\ApplicationDebug.log
Size 94B
SHA256 0bcbce9d68a8d479a55a93f56990467bb7ac94bc63bce65ec740d8ea4a1d2ec2
MD5 81ff31d4f9720276eab7467b2ab73ae9
SHA1 3a273e3803e6d01d5d2ccbf4b7950157ba8ce5c8
SHA512 67b3fd359d8557ceaf18a9b263e0654be044edea827b2cf4ef99e68c5f1ce71e52f6d3de51cda41295e27122f675f4a93e15f3f924b31dfdfc34b1430cb79903
MD5 SHA1 SHA512

Submit Download

System.dll

Path C:\Users\Admin\AppData\Local\Temp\nsy85B.tmp\System.dll
Size 11KB
SHA256 dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f
MD5 c17103ae9072a06da581dec998343fc1
SHA1 b72148c6bdfaada8b8c3f950e610ee7cf1da1f8d
SHA512 d32a71aaef18e993f28096d536e41c4d016850721b31171513ce28bbd805a54fd290b7c3e9d935f72e676a1acfb4f0dcc89d95040a0dd29f2b6975855c18986f
SSDEEP 192:7DKnJZCv6VmbJQC+tFiUdK7ckD4gRXKQx+LQ2CSF:7ViJrtFRdbmXK8+PCw
MD5 SHA1 SHA512 SSDEEP

Submit Download

DownloadManager.exe

Path \Users\Admin\AppData\Local\Temp\DM_TgI1mgBXCT\DownloadManager.exe
Size 1.3MB
SHA256 33ab2810cab812621f8e8bf1d30e49a41570af00693db2bfabff69c6d242bd01
MD5 31199b186530877b8a853119ceaf39ac
SHA1 fdb4db880edb74e718c913d477316330f1341b9b
SHA512 7d5bb60198e03fc1c136a64a1721792805effd66aea593ea64a74b63e3cfa101a96508676abf64a3aa0a53b8e134f7a9da8e80c0def3eac3f5c745acd80b2a02
SSDEEP 24576:N6f5P/g1xtwthdLc+eqi4c+nEHphwxo1ZAFi:k5UEXFe41Yixo7
MD5 SHA1 SHA512 SSDEEP

Submit Download

UserInfo.dll

Path \Users\Admin\AppData\Local\Temp\nsy85B.tmp\UserInfo.dll
Size 4KB
SHA256 564c80dec62d76c53497c40094db360ff8a36e0dc1bda8383d0f9583138997f5
MD5 7579ade7ae1747a31960a228ce02e666
SHA1 8ec8571a296737e819dcf86353a43fcf8ec63351
SHA512 a88bc56e938374c333b0e33cb72951635b5d5a98b9cb2d6785073cbcad23bf4c0f9f69d3b7e87b46c76eb03ced9bb786844ce87656a9e3df4ca24acf43d7a05b
MD5 SHA1 SHA512

Submit Download

inetc.dll

Path \Users\Admin\AppData\Local\Temp\nsy85B.tmp\inetc.dll
Size 20KB
SHA256 5552bdde7e4113393f683ef501e4cc84dccc071bdc51391ea7fa3e7c1d49e4e8
MD5 c498ae64b4971132bba676873978de1e
SHA1 92e4009cd776b6c8616d8bffade7668ef3cb3c27
SHA512 8e5ca35493f749a39ceae6796d2658ba10f7d8d9ceca45bb4365b338fabd1dfa9b9f92e33f50c91b0273e66adfbce4b98b09c15fd2473f8b214ed797462333d7
SSDEEP 384:EVJOXQZkjhm+Np3aWgzxljzbbEUhU7ya4LtU0Ac9khYLMkIX0+GBty3S:EeXQcm+NpqWgzxljzfEUhUua4LtG
MD5 SHA1 SHA512 SSDEEP

Submit Download

pwgen.dll

Path \Users\Admin\AppData\Local\Temp\nsy85B.tmp\pwgen.dll
Size 16KB
SHA256 82ae08fced4a1f9a7df123634da5f4cb12af4593a006bef421a54739a2cbd44e
MD5 a555472395178ac8c733d90928e05017
SHA1 f44b192d66473f01a6540aaec4b6c9ac4c611d35
SHA512 e6d87b030c45c655d93b2e76d7437ad900df5da2475dd2e6e28b6c872040491e80f540b00b6091d16bc8410bd58a1e82c62ee1b17193ef8500a153d4474bb80a
SSDEEP 96:Rb32p/4mp563gfdaDf2GEFd69qI214YgU+dXXDtFCOdd7KPcC+pyTY62l2z252NJ:YCQAED61dpEEN5VifUbw2mDG0
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/2704-74-0x000000001B040000-0x000000001B088000-memory.dmp

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memory/2704-39-0x000007FEF5D50000-0x000007FEF66ED000-memory.dmp

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memory/2704-75-0x0000000000C60000-0x0000000000CE0000-memory.dmp

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memory/2704-76-0x0000000000C60000-0x0000000000CE0000-memory.dmp

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memory/2704-77-0x0000000000C60000-0x0000000000CE0000-memory.dmp

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memory/2704-78-0x0000000000C60000-0x0000000000CE0000-memory.dmp

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memory/2704-79-0x0000000000C60000-0x0000000000CE0000-memory.dmp

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memory/2704-80-0x0000000021920000-0x00000000220C6000-memory.dmp

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memory/2704-86-0x000007FEF5D50000-0x000007FEF66ED000-memory.dmp

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memory/2704-40-0x0000000000C60000-0x0000000000CE0000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads